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-rw-r--r--fpga/usrp2/top/.gitignore2
-rw-r--r--fpga/usrp2/top/B100/.gitignore1
-rw-r--r--fpga/usrp2/top/B100/B100.ucf204
-rw-r--r--fpga/usrp2/top/B100/B100.v174
-rw-r--r--fpga/usrp2/top/B100/Makefile14
-rw-r--r--fpga/usrp2/top/B100/Makefile.B100106
-rwxr-xr-xfpga/usrp2/top/B100/core_compile1
-rw-r--r--fpga/usrp2/top/B100/timing.ucf14
-rw-r--r--fpga/usrp2/top/B100/u1plus.ucf203
-rw-r--r--fpga/usrp2/top/B100/u1plus.v173
-rw-r--r--fpga/usrp2/top/B100/u1plus_core.v452
-rw-r--r--fpga/usrp2/top/E1x0/.gitignore6
-rw-r--r--fpga/usrp2/top/E1x0/Makefile17
-rw-r--r--fpga/usrp2/top/E1x0/Makefile.E100106
-rw-r--r--fpga/usrp2/top/E1x0/Makefile.E110106
-rw-r--r--fpga/usrp2/top/E1x0/README4
-rw-r--r--fpga/usrp2/top/E1x0/cmdfile20
-rwxr-xr-xfpga/usrp2/top/E1x0/core_compile3
-rw-r--r--fpga/usrp2/top/E1x0/make.sim7
-rw-r--r--fpga/usrp2/top/E1x0/tb_u1e.v58
-rw-r--r--fpga/usrp2/top/E1x0/timing.ucf27
-rw-r--r--fpga/usrp2/top/E1x0/u1e.ucf261
-rw-r--r--fpga/usrp2/top/E1x0/u1e.v149
-rw-r--r--fpga/usrp2/top/E1x0/u1e_core.v494
-rw-r--r--fpga/usrp2/top/Makefile.common64
-rw-r--r--fpga/usrp2/top/N2x0/.gitignore1
-rw-r--r--fpga/usrp2/top/N2x0/Makefile23
-rw-r--r--fpga/usrp2/top/N2x0/Makefile.N200R3104
-rw-r--r--fpga/usrp2/top/N2x0/Makefile.N200R4105
-rw-r--r--fpga/usrp2/top/N2x0/Makefile.N210R3104
-rw-r--r--fpga/usrp2/top/N2x0/Makefile.N210R4105
-rw-r--r--fpga/usrp2/top/N2x0/bootloader.rmi512
-rw-r--r--fpga/usrp2/top/N2x0/capture_ddrlvds.v55
-rwxr-xr-xfpga/usrp2/top/N2x0/u2plus.ucf424
-rw-r--r--fpga/usrp2/top/N2x0/u2plus.v473
-rw-r--r--fpga/usrp2/top/N2x0/u2plus_core.v772
-rw-r--r--fpga/usrp2/top/USRP2/.gitignore57
-rw-r--r--fpga/usrp2/top/USRP2/Makefile104
-rw-r--r--fpga/usrp2/top/USRP2/u2_core.v771
-rw-r--r--fpga/usrp2/top/USRP2/u2_rev3.ucf336
-rw-r--r--fpga/usrp2/top/USRP2/u2_rev3.v589
-rwxr-xr-xfpga/usrp2/top/extract_usage.py60
-rwxr-xr-xfpga/usrp2/top/python/check_inout.py62
-rwxr-xr-xfpga/usrp2/top/python/check_timing.py33
-rw-r--r--fpga/usrp2/top/tcl/ise_helper.tcl94
45 files changed, 7450 insertions, 0 deletions
diff --git a/fpga/usrp2/top/.gitignore b/fpga/usrp2/top/.gitignore
new file mode 100644
index 000000000..0d90f1698
--- /dev/null
+++ b/fpga/usrp2/top/.gitignore
@@ -0,0 +1,2 @@
+/*.sav
+build*
diff --git a/fpga/usrp2/top/B100/.gitignore b/fpga/usrp2/top/B100/.gitignore
new file mode 100644
index 000000000..1b2211df0
--- /dev/null
+++ b/fpga/usrp2/top/B100/.gitignore
@@ -0,0 +1 @@
+build*
diff --git a/fpga/usrp2/top/B100/B100.ucf b/fpga/usrp2/top/B100/B100.ucf
new file mode 100644
index 000000000..1c04c5d8d
--- /dev/null
+++ b/fpga/usrp2/top/B100/B100.ucf
@@ -0,0 +1,204 @@
+## Main Clock
+NET "CLK_FPGA_P" LOC = "R7" ;
+NET "CLK_FPGA_N" LOC = "T7" ;
+
+## I2C
+NET "SDA_FPGA" LOC = "T13" ;
+NET "SCL_FPGA" LOC = "R13" ;
+
+## CGEN
+NET "cgen_st_ld" LOC = "M13" ;
+NET "cgen_st_refmon" LOC = "J14" ;
+NET "cgen_st_status" LOC = "P6" ;
+NET "cgen_ref_sel" LOC = "T2" ;
+NET "cgen_sync_b" LOC = "H15" ;
+
+## FPGA Config
+#NET "fpga_cfg_din" LOC = "T14" ;
+#NET "fpga_cfg_cclk" LOC = "R14" ;
+#NET "fpga_cfg_init_b" LOC = "T12" ;
+
+## MISC
+#NET "mystery_bus<1>" LOC = "C4" ;
+#NET "mystery_bus<0>" LOC = "E7" ;
+NET "reset_n" LOC = "D5" ;
+NET "PPS_IN" LOC = "M14" ;
+NET "reset_codec" LOC = "B14" ;
+
+## recycles fpga_cfg_cclk for reset from fw
+NET "ext_reset" LOC = "R14" ;
+
+## GPIF
+NET "GPIF_D<15>" LOC = "P7" ;
+NET "GPIF_D<14>" LOC = "N8" ;
+NET "GPIF_D<13>" LOC = "T5" ;
+NET "GPIF_D<12>" LOC = "T6" ;
+NET "GPIF_D<11>" LOC = "N6" ;
+NET "GPIF_D<10>" LOC = "P5" ;
+NET "GPIF_D<9>" LOC = "R3" ;
+NET "GPIF_D<8>" LOC = "T3" ;
+NET "GPIF_D<7>" LOC = "N12" ;
+NET "GPIF_D<6>" LOC = "P13" ;
+NET "GPIF_D<5>" LOC = "P11" ;
+NET "GPIF_D<4>" LOC = "R9" ;
+NET "GPIF_D<3>" LOC = "T9" ;
+NET "GPIF_D<2>" LOC = "N9" ;
+NET "GPIF_D<1>" LOC = "P9" ;
+NET "GPIF_D<0>" LOC = "P8" ;
+
+##NET "GPIF_CTL<3>" LOC = "N5" ;
+NET "GPIF_CTL<3>" LOC = "P12" ;
+NET "GPIF_CTL<2>" LOC = "M11" ;
+NET "GPIF_CTL<1>" LOC = "M9" ;
+NET "GPIF_CTL<0>" LOC = "M7" ;
+
+##NET "GPIF_RDY<3>" LOC = "N11" ;
+##NET "GPIF_RDY<2>" LOC = "T10" ;
+NET "GPIF_SLWR" LOC = "T4" ;
+NET "GPIF_SLRD" LOC = "R5" ;
+
+##NET "GPIF_CS" LOC = "P12" ;
+NET "GPIF_SLOE" LOC = "R11" ;
+NET "GPIF_PKTEND" LOC = "P10" ;
+NET "GPIF_ADR<0>" LOC = "T11" ;
+NET "GPIF_ADR<1>" LOC = "H16" ;
+
+NET "IFCLK" LOC = "T8" ;
+
+## LEDs
+NET "debug_led<2>" LOC = "R2" ;
+NET "debug_led<1>" LOC = "N4" ;
+NET "debug_led<0>" LOC = "P4" ;
+
+## Debug bus
+NET "debug_clk<0>" LOC = "K15" ;
+NET "debug_clk<1>" LOC = "K14" ;
+NET "debug<0>" LOC = "K16" ;
+NET "debug<1>" LOC = "J16" ;
+NET "debug<2>" LOC = "C16" ;
+NET "debug<3>" LOC = "C15" ;
+NET "debug<4>" LOC = "E13" ;
+NET "debug<5>" LOC = "D14" ;
+NET "debug<6>" LOC = "D16" ;
+NET "debug<7>" LOC = "D15" ;
+NET "debug<8>" LOC = "E14" ;
+NET "debug<9>" LOC = "F13" ;
+NET "debug<10>" LOC = "G13" ;
+NET "debug<11>" LOC = "F14" ;
+NET "debug<12>" LOC = "E16" ;
+NET "debug<13>" LOC = "F15" ;
+NET "debug<14>" LOC = "H13" ;
+NET "debug<15>" LOC = "G14" ;
+NET "debug<16>" LOC = "G16" ;
+NET "debug<17>" LOC = "F16" ;
+NET "debug<18>" LOC = "J12" ;
+NET "debug<19>" LOC = "J13" ;
+NET "debug<20>" LOC = "L14" ;
+NET "debug<21>" LOC = "L16" ;
+NET "debug<22>" LOC = "M15" ;
+NET "debug<23>" LOC = "M16" ;
+NET "debug<24>" LOC = "L13" ;
+NET "debug<25>" LOC = "K13" ;
+NET "debug<26>" LOC = "P16" ;
+NET "debug<27>" LOC = "N16" ;
+NET "debug<28>" LOC = "R15" ;
+NET "debug<29>" LOC = "P15" ;
+NET "debug<30>" LOC = "N13" ;
+NET "debug<31>" LOC = "N14" ;
+
+## ADC
+NET "adc<11>" LOC = "B15" ;
+NET "adc<10>" LOC = "A8" ;
+NET "adc<9>" LOC = "B8" ;
+NET "adc<8>" LOC = "C8" ;
+NET "adc<7>" LOC = "D8" ;
+NET "adc<6>" LOC = "C9" ;
+NET "adc<5>" LOC = "A9" ;
+NET "adc<4>" LOC = "C10" ;
+NET "adc<3>" LOC = "D9" ;
+NET "adc<2>" LOC = "A3" ;
+NET "adc<1>" LOC = "B3" ;
+NET "adc<0>" LOC = "A4" ;
+NET "RXSYNC" LOC = "D10" ;
+
+## DAC
+NET "TXBLANK" LOC = "K1" ;
+NET "TXSYNC" LOC = "J2" ;
+NET "dac<0>" LOC = "J1" ;
+NET "dac<1>" LOC = "H3" ;
+NET "dac<2>" LOC = "J3" ;
+NET "dac<3>" LOC = "G2" ;
+NET "dac<4>" LOC = "H1" ;
+NET "dac<5>" LOC = "N3" ;
+NET "dac<6>" LOC = "M4" ;
+NET "dac<7>" LOC = "R1" ;
+NET "dac<8>" LOC = "P2" ;
+NET "dac<9>" LOC = "P1" ;
+NET "dac<10>" LOC = "M1" ;
+NET "dac<11>" LOC = "N1" ;
+NET "dac<12>" LOC = "M3" ;
+NET "dac<13>" LOC = "L4" ;
+
+## TX DB
+NET "io_tx<0>" LOC = "K4" ;
+NET "io_tx<1>" LOC = "L3" ;
+NET "io_tx<2>" LOC = "L2" ;
+NET "io_tx<3>" LOC = "F1" ;
+NET "io_tx<4>" LOC = "F3" ;
+NET "io_tx<5>" LOC = "G3" ;
+NET "io_tx<6>" LOC = "E3" ;
+NET "io_tx<7>" LOC = "E2" ;
+NET "io_tx<8>" LOC = "E4" ;
+NET "io_tx<9>" LOC = "F4" ;
+NET "io_tx<10>" LOC = "D1" ;
+NET "io_tx<11>" LOC = "E1" ;
+NET "io_tx<12>" LOC = "D4" ;
+NET "io_tx<13>" LOC = "D3" ;
+NET "io_tx<14>" LOC = "C2" ;
+NET "io_tx<15>" LOC = "C1" ;
+
+## RX DB
+NET "io_rx<0>" LOC = "D7" ;
+NET "io_rx<1>" LOC = "C6" ;
+NET "io_rx<2>" LOC = "A6" ;
+NET "io_rx<3>" LOC = "B6" ;
+NET "io_rx<4>" LOC = "E9" ;
+NET "io_rx<5>" LOC = "A7" ;
+NET "io_rx<6>" LOC = "C7" ;
+NET "io_rx<7>" LOC = "B10" ;
+NET "io_rx<8>" LOC = "A10" ;
+NET "io_rx<9>" LOC = "C11" ;
+NET "io_rx<10>" LOC = "A11" ;
+NET "io_rx<11>" LOC = "D11" ;
+NET "io_rx<12>" LOC = "B12" ;
+NET "io_rx<13>" LOC = "A12" ;
+NET "io_rx<14>" LOC = "A14" ;
+NET "io_rx<15>" LOC = "A13" ;
+
+## SPI
+#NET "SEN_AUX" LOC = "C12" ;
+#NET "SCLK_AUX" LOC = "D12" ;
+#NET "MISO_AUX" LOC = "J5" ;
+NET "SCLK_CODEC" LOC = "K3" ;
+NET "SEN_CODEC" LOC = "D13" ;
+NET "MOSI_CODEC" LOC = "C13" ;
+NET "MISO_CODEC" LOC = "G4" ;
+
+NET "MISO_RX_DB" LOC = "E6" ;
+NET "SEN_RX_DB" LOC = "B4" ;
+NET "MOSI_RX_DB" LOC = "A5" ;
+NET "SCLK_RX_DB" LOC = "C5" ;
+
+NET "MISO_TX_DB" LOC = "J4" ;
+NET "SEN_TX_DB" LOC = "N2" ;
+NET "MOSI_TX_DB" LOC = "L1" ;
+NET "SCLK_TX_DB" LOC = "G1" ;
+
+## Dedicated pins
+#NET "TMS" LOC = "B2" ;
+#NET "TDO" LOC = "B16" ;
+#NET "TDI" LOC = "B1" ;
+#NET "TCK" LOC = "A15" ;
+
+#NET "fpga_cfg_prog_b" LOC = "A2" ;
+#NET "fpga_cfg_done" LOC = "T15" ;
diff --git a/fpga/usrp2/top/B100/B100.v b/fpga/usrp2/top/B100/B100.v
new file mode 100644
index 000000000..dcda974b4
--- /dev/null
+++ b/fpga/usrp2/top/B100/B100.v
@@ -0,0 +1,174 @@
+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+`timescale 1ns / 1ps
+//////////////////////////////////////////////////////////////////////////////////
+
+module B100
+ (input CLK_FPGA_P, input CLK_FPGA_N, // Diff
+ output [2:0] debug_led, output [31:0] debug, output [1:0] debug_clk,
+
+ // GPIF
+ inout [15:0] GPIF_D, input [3:0] GPIF_CTL, output GPIF_SLOE,
+ output [1:0] GPIF_ADR, output GPIF_SLWR, output GPIF_SLRD, output GPIF_PKTEND,
+ input IFCLK,
+
+ inout SDA_FPGA, inout SCL_FPGA, // I2C
+
+ output SCLK_TX_DB, output SEN_TX_DB, output MOSI_TX_DB, input MISO_TX_DB, // DB TX SPI
+ output SCLK_RX_DB, output SEN_RX_DB, output MOSI_RX_DB, input MISO_RX_DB, // DB TX SPI
+ output SCLK_CODEC, output SEN_CODEC, output MOSI_CODEC, input MISO_CODEC, // AD9862 main SPI
+
+ input cgen_st_status, input cgen_st_ld, input cgen_st_refmon, output cgen_sync_b, output cgen_ref_sel,
+
+ inout [15:0] io_tx, inout [15:0] io_rx,
+
+ output [13:0] dac, output TXSYNC, output TXBLANK,
+ input [11:0] adc, input RXSYNC,
+
+ input PPS_IN,
+ input reset_n, output reset_codec,
+ input ext_reset
+ );
+
+ assign reset_codec = 1; // Believed to be active low
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Clocking
+ wire clk_fpga, clk_fpga_in, reset;
+
+ IBUFGDS #(.IOSTANDARD("LVDS_33"), .DIFF_TERM("TRUE"))
+ clk_fpga_pin (.O(clk_fpga_in),.I(CLK_FPGA_P),.IB(CLK_FPGA_N));
+
+ BUFG clk_fpga_BUFG (.I(clk_fpga_in), .O(clk_fpga));
+
+ reset_sync reset_sync(.clk(clk_fpga), .reset_in((~reset_n) | (~ext_reset)), .reset_out(reset));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // SPI
+ wire mosi, sclk, miso;
+ assign { SCLK_TX_DB, MOSI_TX_DB } = ~SEN_TX_DB ? {sclk,mosi} : 2'b0;
+ assign { SCLK_RX_DB, MOSI_RX_DB } = ~SEN_RX_DB ? {sclk,mosi} : 2'b0;
+ assign { SCLK_CODEC, MOSI_CODEC } = ~SEN_CODEC ? {sclk,mosi} : 2'b0;
+ assign miso = (~SEN_TX_DB & MISO_TX_DB) | (~SEN_RX_DB & MISO_RX_DB) |
+ (~SEN_CODEC & MISO_CODEC);
+
+ // /////////////////////////////////////////////////////////////////////////
+ // TX DAC -- handle the interleaved data bus to DAC, with clock doubling DLL
+
+ assign TXBLANK = 0;
+ wire [13:0] tx_i, tx_q;
+
+ genvar i;
+ generate
+ for(i=0;i<14;i=i+1)
+ begin : gen_dacout
+ ODDR2 #(.DDR_ALIGNMENT("NONE"), // Sets output alignment to "NONE", "C0" or "C1"
+ .INIT(1'b0), // Sets initial state of the Q output to 1'b0 or 1'b1
+ .SRTYPE("SYNC")) // Specifies "SYNC" or "ASYNC" set/reset
+ ODDR2_inst (.Q(dac[i]), // 1-bit DDR output data
+ .C0(clk_fpga), // 1-bit clock input
+ .C1(~clk_fpga), // 1-bit clock input
+ .CE(1'b1), // 1-bit clock enable input
+ .D0(tx_i[i]), // 1-bit data input (associated with C0)
+ .D1(tx_q[i]), // 1-bit data input (associated with C1)
+ .R(1'b0), // 1-bit reset input
+ .S(1'b0)); // 1-bit set input
+ end // block: gen_dacout
+ endgenerate
+ ODDR2 #(.DDR_ALIGNMENT("NONE"), // Sets output alignment to "NONE", "C0" or "C1"
+ .INIT(1'b0), // Sets initial state of the Q output to 1'b0 or 1'b1
+ .SRTYPE("SYNC")) // Specifies "SYNC" or "ASYNC" set/reset
+ ODDR2_txsnc (.Q(TXSYNC), // 1-bit DDR output data
+ .C0(clk_fpga), // 1-bit clock input
+ .C1(~clk_fpga), // 1-bit clock input
+ .CE(1'b1), // 1-bit clock enable input
+ .D0(1'b0), // 1-bit data input (associated with C0)
+ .D1(1'b1), // 1-bit data input (associated with C1)
+ .R(1'b0), // 1-bit reset input
+ .S(1'b0)); // 1-bit set input
+
+ // /////////////////////////////////////////////////////////////////////////
+ // RX ADC -- handles deinterleaving
+
+ reg [11:0] rx_i, rx_q;
+ wire [11:0] rx_a, rx_b;
+
+ genvar j;
+ generate
+ for(j=0;j<12;j=j+1)
+ begin : gen_adcin
+ IDDR2 #(.DDR_ALIGNMENT("NONE"), // Sets output alignment to "NONE", "C0" or "C1"
+ .INIT_Q0(1'b0), // Sets initial state of the Q0 output to 1’b0 or 1’b1
+ .INIT_Q1(1'b0), // Sets initial state of the Q1 output to 1’b0 or 1’b1
+ .SRTYPE("SYNC")) // Specifies "SYNC" or "ASYNC" set/reset
+ IDDR2_inst (.Q0(rx_a[j]), // 1-bit output captured with C0 clock
+ .Q1(rx_b[j]), // 1-bit output captured with C1 clock
+ .C0(clk_fpga), // 1-bit clock input
+ .C1(~clk_fpga), // 1-bit clock input
+ .CE(1'b1), // 1-bit clock enable input
+ .D(adc[j]), // 1-bit DDR data input
+ .R(1'b0), // 1-bit reset input
+ .S(1'b0)); // 1-bit set input
+ end // block: gen_adcin
+ endgenerate
+
+ IDDR2 #(.DDR_ALIGNMENT("NONE"), // Sets output alignment to "NONE", "C0" or "C1"
+ .INIT_Q0(1'b0), // Sets initial state of the Q0 output to 1’b0 or 1’b1
+ .INIT_Q1(1'b0), // Sets initial state of the Q1 output to 1’b0 or 1’b1
+ .SRTYPE("SYNC")) // Specifies "SYNC" or "ASYNC" set/reset
+ IDDR2_sync (.Q0(rxsync_0), // 1-bit output captured with C0 clock
+ .Q1(rxsync_1), // 1-bit output captured with C1 clock
+ .C0(clk_fpga), // 1-bit clock input
+ .C1(~clk_fpga), // 1-bit clock input
+ .CE(1'b1), // 1-bit clock enable input
+ .D(RXSYNC), // 1-bit DDR data input
+ .R(1'b0), // 1-bit reset input
+ .S(1'b0)); // 1-bit set input
+
+ always @(posedge clk_fpga)
+ if(rxsync_0)
+ begin
+ rx_i <= rx_b;
+ rx_q <= rx_a;
+ end
+ else
+ begin
+ rx_i <= rx_a;
+ rx_q <= rx_b;
+ end
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Main U1E Core
+ u1plus_core u1p_c(.clk_fpga(clk_fpga), .rst_fpga(reset),
+ .debug_led(debug_led), .debug(debug), .debug_clk(debug_clk),
+ .debug_txd(), .debug_rxd(1'b1),
+
+ .gpif_d(GPIF_D), .gpif_ctl(GPIF_CTL), .gpif_pktend(GPIF_PKTEND),
+ .gpif_sloe(GPIF_SLOE), .gpif_slwr(GPIF_SLWR), .gpif_slrd(GPIF_SLRD),
+ .gpif_fifoadr(GPIF_ADR), .gpif_clk(IFCLK),
+
+ .db_sda(SDA_FPGA), .db_scl(SCL_FPGA),
+ .sclk(sclk), .sen({SEN_CODEC,SEN_TX_DB,SEN_RX_DB}), .mosi(mosi), .miso(miso),
+ .cgen_st_status(cgen_st_status), .cgen_st_ld(cgen_st_ld),.cgen_st_refmon(cgen_st_refmon),
+ .cgen_sync_b(cgen_sync_b), .cgen_ref_sel(cgen_ref_sel),
+ .io_tx(io_tx), .io_rx(io_rx),
+ .tx_i(tx_i), .tx_q(tx_q),
+ .rx_i(rx_i), .rx_q(rx_q),
+ .pps_in(PPS_IN) );
+
+endmodule // B100
diff --git a/fpga/usrp2/top/B100/Makefile b/fpga/usrp2/top/B100/Makefile
new file mode 100644
index 000000000..3ddef1024
--- /dev/null
+++ b/fpga/usrp2/top/B100/Makefile
@@ -0,0 +1,14 @@
+#
+# Copyright 2011 Ettus Research LLC
+#
+
+all: B100
+ find -name "*.twr" | xargs grep constraint | grep met
+
+clean:
+ rm -rf build*
+
+B100:
+ make -f Makefile.$@ bin
+
+.PHONY: all clean
diff --git a/fpga/usrp2/top/B100/Makefile.B100 b/fpga/usrp2/top/B100/Makefile.B100
new file mode 100644
index 000000000..4687f2169
--- /dev/null
+++ b/fpga/usrp2/top/B100/Makefile.B100
@@ -0,0 +1,106 @@
+#
+# Copyright 2008-2012 Ettus Research LLC
+#
+
+##################################################
+# Project Setup
+##################################################
+TOP_MODULE := B100
+BUILD_DIR := build-B100/
+
+# set me in a custom makefile
+CUSTOM_SRCS =
+CUSTOM_DEFS =
+
+##################################################
+# Include other makefiles
+##################################################
+
+include ../Makefile.common
+include ../../fifo/Makefile.srcs
+include ../../control_lib/Makefile.srcs
+include ../../sdr_lib/Makefile.srcs
+include ../../serdes/Makefile.srcs
+include ../../simple_gemac/Makefile.srcs
+include ../../timing/Makefile.srcs
+include ../../opencores/Makefile.srcs
+include ../../vrt/Makefile.srcs
+include ../../udp/Makefile.srcs
+include ../../coregen/Makefile.srcs
+include ../../gpif/Makefile.srcs
+
+##################################################
+# Project Properties
+##################################################
+export PROJECT_PROPERTIES := \
+family "Spartan3A" \
+device XC3S1400A \
+package ft256 \
+speed -4 \
+top_level_module_type "HDL" \
+synthesis_tool "XST (VHDL/Verilog)" \
+simulator "ISE Simulator (VHDL/Verilog)" \
+"Preferred Language" "Verilog" \
+"Enable Message Filtering" FALSE \
+"Display Incremental Messages" FALSE
+
+##################################################
+# Sources
+##################################################
+TOP_SRCS = \
+B100.v \
+u1plus_core.v \
+B100.ucf \
+timing.ucf
+
+SOURCES = $(abspath $(TOP_SRCS)) $(FIFO_SRCS) \
+$(CONTROL_LIB_SRCS) $(SDR_LIB_SRCS) $(SERDES_SRCS) \
+$(SIMPLE_GEMAC_SRCS) $(TIMING_SRCS) $(OPENCORES_SRCS) \
+$(VRT_SRCS) $(UDP_SRCS) $(COREGEN_SRCS) $(EXTRAM_SRCS) \
+$(GPIF_SRCS)
+
+##################################################
+# Process Properties
+##################################################
+SYNTHESIZE_PROPERTIES = \
+"Number of Clock Buffers" 8 \
+"Pack I/O Registers into IOBs" Yes \
+"Optimization Effort" High \
+"Optimize Instantiated Primitives" TRUE \
+"Register Balancing" Yes \
+"Use Clock Enable" Auto \
+"Use Synchronous Reset" Auto \
+"Use Synchronous Set" Auto \
+"Verilog Macros" "$(CUSTOM_DEFS)"
+
+TRANSLATE_PROPERTIES = \
+"Macro Search Path" "$(shell pwd)/../../coregen/"
+
+MAP_PROPERTIES = \
+"Generate Detailed MAP Report" TRUE \
+"Allow Logic Optimization Across Hierarchy" TRUE \
+"Map to Input Functions" 4 \
+"Optimization Strategy (Cover Mode)" Speed \
+"Pack I/O Registers/Latches into IOBs" "For Inputs and Outputs" \
+"Perform Timing-Driven Packing and Placement" TRUE \
+"Map Effort Level" High \
+"Extra Effort" Normal \
+"Combinatorial Logic Optimization" TRUE \
+"Register Duplication" TRUE
+
+PLACE_ROUTE_PROPERTIES = \
+"Place & Route Effort Level (Overall)" High
+
+STATIC_TIMING_PROPERTIES = \
+"Number of Paths in Error/Verbose Report" 10 \
+"Report Type" "Error Report"
+
+GEN_PROG_FILE_PROPERTIES = \
+"Configuration Rate" 6 \
+"Create Binary Configuration File" TRUE \
+"Done (Output Events)" 5 \
+"Enable Bitstream Compression" TRUE \
+"Enable Outputs (Output Events)" 6 \
+"Unused IOB Pins" "Pull Up"
+
+SIM_MODEL_PROPERTIES = ""
diff --git a/fpga/usrp2/top/B100/core_compile b/fpga/usrp2/top/B100/core_compile
new file mode 100755
index 000000000..b62cbaee0
--- /dev/null
+++ b/fpga/usrp2/top/B100/core_compile
@@ -0,0 +1 @@
+iverilog -Wall -y. -y ../../control_lib/ -y ../../custom/ -y ../../fifo/ -y ../../gpif/ -y ../../models/ -y ../../sdr_lib/ -y ../../coregen/ -y ../../vrt/ -y ../../opencores/i2c/rtl/verilog/ -y ../../opencores/spi/rtl/verilog/ -y ../../timing/ -y ../../opencores/8b10b/ -I ../../opencores/spi/rtl/verilog/ -I ../../opencores/i2c/rtl/verilog/ -y ../../simple_gemac u1plus_core.v 2>&1 | grep -v timescale | grep -v coregen | grep -v models
diff --git a/fpga/usrp2/top/B100/timing.ucf b/fpga/usrp2/top/B100/timing.ucf
new file mode 100644
index 000000000..96c47cf2c
--- /dev/null
+++ b/fpga/usrp2/top/B100/timing.ucf
@@ -0,0 +1,14 @@
+NET "CLK_FPGA_P" TNM_NET = "CLK_FPGA_P";
+TIMESPEC "TS_CLK_FPGA_P" = PERIOD "CLK_FPGA_P" 15625 ps HIGH 50 %;
+
+NET "IFCLK" TNM_NET = "IFCLK";
+TIMESPEC "TS_IFCLK" = PERIOD "IFCLK" 20833 ps HIGH 50 %;
+
+#constrain FX2 IO
+NET "GPIF_D<*>" MAXDELAY = 5.5 ns;
+NET "GPIF_CTL<*>" MAXDELAY = 5.5 ns;
+NET "GPIF_ADR<*>" MAXDELAY = 5.5ns;
+NET "GPIF_SLWR" MAXDELAY = 5.5 ns;
+NET "GPIF_SLRD" MAXDELAY = 5.5 ns;
+NET "GPIF_SLOE" MAXDELAY = 5.5 ns;
+NET "GPIF_PKTEND" MAXDELAY = 5.5 ns;
diff --git a/fpga/usrp2/top/B100/u1plus.ucf b/fpga/usrp2/top/B100/u1plus.ucf
new file mode 100644
index 000000000..3ecc4daf2
--- /dev/null
+++ b/fpga/usrp2/top/B100/u1plus.ucf
@@ -0,0 +1,203 @@
+## Main Clock
+NET "CLK_FPGA_P" LOC = "R7" ;
+NET "CLK_FPGA_N" LOC = "T7" ;
+
+## UART
+NET "FPGA_TXD" LOC = "H16" ;
+NET "FPGA_RXD" LOC = "H12" ;
+
+## I2C
+NET "SDA_FPGA" LOC = "T13" ;
+NET "SCL_FPGA" LOC = "R13" ;
+
+## CGEN
+NET "cgen_st_ld" LOC = "M13" ;
+NET "cgen_st_refmon" LOC = "J14" ;
+NET "cgen_st_status" LOC = "P6" ;
+NET "cgen_ref_sel" LOC = "T2" ;
+NET "cgen_sync_b" LOC = "H15" ;
+
+## FPGA Config
+#NET "fpga_cfg_din" LOC = "T14" ;
+#NET "fpga_cfg_cclk" LOC = "R14" ;
+#NET "fpga_cfg_init_b" LOC = "T12" ;
+
+## MISC
+#NET "mystery_bus<2>" LOC = "T11" ;
+#NET "mystery_bus<1>" LOC = "C4" ;
+#NET "mystery_bus<0>" LOC = "E7" ;
+NET "reset_n" LOC = "D5" ;
+NET "PPS_IN" LOC = "M14" ;
+NET "reset_codec" LOC = "B14" ;
+
+## GPIF
+NET "GPIF_D<15>" LOC = "P7" ;
+NET "GPIF_D<14>" LOC = "N8" ;
+NET "GPIF_D<13>" LOC = "T5" ;
+NET "GPIF_D<12>" LOC = "T6" ;
+NET "GPIF_D<11>" LOC = "N6" ;
+NET "GPIF_D<10>" LOC = "P5" ;
+NET "GPIF_D<9>" LOC = "R3" ;
+NET "GPIF_D<8>" LOC = "T3" ;
+NET "GPIF_D<7>" LOC = "N12" ;
+NET "GPIF_D<6>" LOC = "P13" ;
+NET "GPIF_D<5>" LOC = "P11" ;
+NET "GPIF_D<4>" LOC = "R9" ;
+NET "GPIF_D<3>" LOC = "T9" ;
+NET "GPIF_D<2>" LOC = "N9" ;
+NET "GPIF_D<1>" LOC = "P9" ;
+NET "GPIF_D<0>" LOC = "P8" ;
+
+NET "GPIF_CTL<3>" LOC = "N5" ;
+NET "GPIF_CTL<2>" LOC = "M11" ;
+NET "GPIF_CTL<1>" LOC = "M9" ;
+NET "GPIF_CTL<0>" LOC = "M7" ;
+
+NET "GPIF_RDY<3>" LOC = "N11" ;
+NET "GPIF_RDY<2>" LOC = "T10" ;
+NET "GPIF_RDY<1>" LOC = "T4" ;
+NET "GPIF_RDY<0>" LOC = "R5" ;
+
+NET "FX2_PA7_FLAGD" LOC = "P12" ;
+NET "FX2_PA6_PKTEND" LOC = "R11" ;
+NET "FX2_PA2_SLOE" LOC = "P10" ;
+
+NET "IFCLK" LOC = "T8" ;
+
+## LEDs
+NET "debug_led<2>" LOC = "R2" ;
+NET "debug_led<1>" LOC = "N4" ;
+NET "debug_led<0>" LOC = "P4" ;
+
+## Debug bus
+NET "debug_clk<0>" LOC = "K15" ;
+NET "debug_clk<1>" LOC = "K14" ;
+NET "debug<0>" LOC = "K16" ;
+NET "debug<1>" LOC = "J16" ;
+NET "debug<2>" LOC = "C16" ;
+NET "debug<3>" LOC = "C15" ;
+NET "debug<4>" LOC = "E13" ;
+NET "debug<5>" LOC = "D14" ;
+NET "debug<6>" LOC = "D16" ;
+NET "debug<7>" LOC = "D15" ;
+NET "debug<8>" LOC = "E14" ;
+NET "debug<9>" LOC = "F13" ;
+NET "debug<10>" LOC = "G13" ;
+NET "debug<11>" LOC = "F14" ;
+NET "debug<12>" LOC = "E16" ;
+NET "debug<13>" LOC = "F15" ;
+NET "debug<14>" LOC = "H13" ;
+NET "debug<15>" LOC = "G14" ;
+NET "debug<16>" LOC = "G16" ;
+NET "debug<17>" LOC = "F16" ;
+NET "debug<18>" LOC = "J12" ;
+NET "debug<19>" LOC = "J13" ;
+NET "debug<20>" LOC = "L14" ;
+NET "debug<21>" LOC = "L16" ;
+NET "debug<22>" LOC = "M15" ;
+NET "debug<23>" LOC = "M16" ;
+NET "debug<24>" LOC = "L13" ;
+NET "debug<25>" LOC = "K13" ;
+NET "debug<26>" LOC = "P16" ;
+NET "debug<27>" LOC = "N16" ;
+NET "debug<28>" LOC = "R15" ;
+NET "debug<29>" LOC = "P15" ;
+NET "debug<30>" LOC = "N13" ;
+NET "debug<31>" LOC = "N14" ;
+
+## ADC
+NET "adc<11>" LOC = "B15" ;
+NET "adc<10>" LOC = "A8" ;
+NET "adc<9>" LOC = "B8" ;
+NET "adc<8>" LOC = "C8" ;
+NET "adc<7>" LOC = "D8" ;
+NET "adc<6>" LOC = "C9" ;
+NET "adc<5>" LOC = "A9" ;
+NET "adc<4>" LOC = "C10" ;
+NET "adc<3>" LOC = "D9" ;
+NET "adc<2>" LOC = "A3" ;
+NET "adc<1>" LOC = "B3" ;
+NET "adc<0>" LOC = "A4" ;
+NET "RXSYNC" LOC = "D10" ;
+
+## DAC
+NET "TXBLANK" LOC = "K1" ;
+NET "TXSYNC" LOC = "J2" ;
+NET "dac<0>" LOC = "J1" ;
+NET "dac<1>" LOC = "H3" ;
+NET "dac<2>" LOC = "J3" ;
+NET "dac<3>" LOC = "G2" ;
+NET "dac<4>" LOC = "H1" ;
+NET "dac<5>" LOC = "N3" ;
+NET "dac<6>" LOC = "M4" ;
+NET "dac<7>" LOC = "R1" ;
+NET "dac<8>" LOC = "P2" ;
+NET "dac<9>" LOC = "P1" ;
+NET "dac<10>" LOC = "M1" ;
+NET "dac<11>" LOC = "N1" ;
+NET "dac<12>" LOC = "M3" ;
+NET "dac<13>" LOC = "L4" ;
+
+## TX DB
+NET "io_tx<0>" LOC = "K4" ;
+NET "io_tx<1>" LOC = "L3" ;
+NET "io_tx<2>" LOC = "L2" ;
+NET "io_tx<3>" LOC = "F1" ;
+NET "io_tx<4>" LOC = "F3" ;
+NET "io_tx<5>" LOC = "G3" ;
+NET "io_tx<6>" LOC = "E3" ;
+NET "io_tx<7>" LOC = "E2" ;
+NET "io_tx<8>" LOC = "E4" ;
+NET "io_tx<9>" LOC = "F4" ;
+NET "io_tx<10>" LOC = "D1" ;
+NET "io_tx<11>" LOC = "E1" ;
+NET "io_tx<12>" LOC = "D4" ;
+NET "io_tx<13>" LOC = "D3" ;
+NET "io_tx<14>" LOC = "C2" ;
+NET "io_tx<15>" LOC = "C1" ;
+
+## RX DB
+NET "io_rx<0>" LOC = "D7" ;
+NET "io_rx<1>" LOC = "C6" ;
+NET "io_rx<2>" LOC = "A6" ;
+NET "io_rx<3>" LOC = "B6" ;
+NET "io_rx<4>" LOC = "E9" ;
+NET "io_rx<5>" LOC = "A7" ;
+NET "io_rx<6>" LOC = "C7" ;
+NET "io_rx<7>" LOC = "B10" ;
+NET "io_rx<8>" LOC = "A10" ;
+NET "io_rx<9>" LOC = "C11" ;
+NET "io_rx<10>" LOC = "A11" ;
+NET "io_rx<11>" LOC = "D11" ;
+NET "io_rx<12>" LOC = "B12" ;
+NET "io_rx<13>" LOC = "A12" ;
+NET "io_rx<14>" LOC = "A14" ;
+NET "io_rx<15>" LOC = "A13" ;
+
+## SPI
+#NET "SEN_AUX" LOC = "C12" ;
+#NET "SCLK_AUX" LOC = "D12" ;
+#NET "MISO_AUX" LOC = "J5" ;
+NET "SCLK_CODEC" LOC = "K3" ;
+NET "SEN_CODEC" LOC = "D13" ;
+NET "MOSI_CODEC" LOC = "C13" ;
+NET "MISO_CODEC" LOC = "G4" ;
+
+NET "MISO_RX_DB" LOC = "E6" ;
+NET "SEN_RX_DB" LOC = "B4" ;
+NET "MOSI_RX_DB" LOC = "A5" ;
+NET "SCLK_RX_DB" LOC = "C5" ;
+
+NET "MISO_TX_DB" LOC = "J4" ;
+NET "SEN_TX_DB" LOC = "N2" ;
+NET "MOSI_TX_DB" LOC = "L1" ;
+NET "SCLK_TX_DB" LOC = "G1" ;
+
+## Dedicated pins
+#NET "TMS" LOC = "B2" ;
+#NET "TDO" LOC = "B16" ;
+#NET "TDI" LOC = "B1" ;
+#NET "TCK" LOC = "A15" ;
+
+#NET "fpga_cfg_prog_b" LOC = "A2" ;
+#NET "fpga_cfg_done" LOC = "T15" ;
diff --git a/fpga/usrp2/top/B100/u1plus.v b/fpga/usrp2/top/B100/u1plus.v
new file mode 100644
index 000000000..5e3200580
--- /dev/null
+++ b/fpga/usrp2/top/B100/u1plus.v
@@ -0,0 +1,173 @@
+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+`timescale 1ns / 1ps
+//////////////////////////////////////////////////////////////////////////////////
+
+module u1plus
+ (input CLK_FPGA_P, input CLK_FPGA_N, // Diff
+ output [2:0] debug_led, output [31:0] debug, output [1:0] debug_clk,
+ output FPGA_TXD, input FPGA_RXD,
+
+ // GPIF
+ inout [15:0] GPIF_D, input [3:0] GPIF_CTL, output [3:0] GPIF_RDY,
+ output FX2_PA7_FLAGD, output FX2_PA6_PKTEND, output FX2_PA2_SLOE,
+ input IFCLK,
+
+ inout SDA_FPGA, inout SCL_FPGA, // I2C
+
+ output SCLK_TX_DB, output SEN_TX_DB, output MOSI_TX_DB, input MISO_TX_DB, // DB TX SPI
+ output SCLK_RX_DB, output SEN_RX_DB, output MOSI_RX_DB, input MISO_RX_DB, // DB TX SPI
+ output SCLK_CODEC, output SEN_CODEC, output MOSI_CODEC, input MISO_CODEC, // AD9862 main SPI
+
+ input cgen_st_status, input cgen_st_ld, input cgen_st_refmon, output cgen_sync_b, output cgen_ref_sel,
+
+ inout [15:0] io_tx, inout [15:0] io_rx,
+
+ output [13:0] dac, output TXSYNC, output TXBLANK,
+ input [11:0] adc, input RXSYNC,
+
+ input PPS_IN,
+ input reset_n, output reset_codec
+ );
+
+ assign reset_codec = 1; // Believed to be active low
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Clocking
+ wire clk_fpga, clk_fpga_in, reset;
+
+ IBUFGDS #(.IOSTANDARD("LVDS_33"), .DIFF_TERM("TRUE"))
+ clk_fpga_pin (.O(clk_fpga_in),.I(CLK_FPGA_P),.IB(CLK_FPGA_N));
+
+ BUFG clk_fpga_BUFG (.I(clk_fpga_in), .O(clk_fpga));
+
+ reset_sync reset_sync(.clk(clk_fpga), .reset_in(~reset_n), .reset_out(reset));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // SPI
+ wire mosi, sclk, miso;
+ assign { SCLK_TX_DB, MOSI_TX_DB } = ~SEN_TX_DB ? {sclk,mosi} : 2'b0;
+ assign { SCLK_RX_DB, MOSI_RX_DB } = ~SEN_RX_DB ? {sclk,mosi} : 2'b0;
+ assign { SCLK_CODEC, MOSI_CODEC } = ~SEN_CODEC ? {sclk,mosi} : 2'b0;
+ assign miso = (~SEN_TX_DB & MISO_TX_DB) | (~SEN_RX_DB & MISO_RX_DB) |
+ (~SEN_CODEC & MISO_CODEC);
+
+ // /////////////////////////////////////////////////////////////////////////
+ // TX DAC -- handle the interleaved data bus to DAC, with clock doubling DLL
+
+ assign TXBLANK = 0;
+ wire [13:0] tx_i, tx_q;
+
+ genvar i;
+ generate
+ for(i=0;i<14;i=i+1)
+ begin : gen_dacout
+ ODDR2 #(.DDR_ALIGNMENT("NONE"), // Sets output alignment to "NONE", "C0" or "C1"
+ .INIT(1'b0), // Sets initial state of the Q output to 1'b0 or 1'b1
+ .SRTYPE("SYNC")) // Specifies "SYNC" or "ASYNC" set/reset
+ ODDR2_inst (.Q(dac[i]), // 1-bit DDR output data
+ .C0(clk_fpga), // 1-bit clock input
+ .C1(~clk_fpga), // 1-bit clock input
+ .CE(1'b1), // 1-bit clock enable input
+ .D0(tx_i[i]), // 1-bit data input (associated with C0)
+ .D1(tx_q[i]), // 1-bit data input (associated with C1)
+ .R(1'b0), // 1-bit reset input
+ .S(1'b0)); // 1-bit set input
+ end // block: gen_dacout
+ endgenerate
+ ODDR2 #(.DDR_ALIGNMENT("NONE"), // Sets output alignment to "NONE", "C0" or "C1"
+ .INIT(1'b0), // Sets initial state of the Q output to 1'b0 or 1'b1
+ .SRTYPE("SYNC")) // Specifies "SYNC" or "ASYNC" set/reset
+ ODDR2_txsnc (.Q(TXSYNC), // 1-bit DDR output data
+ .C0(clk_fpga), // 1-bit clock input
+ .C1(~clk_fpga), // 1-bit clock input
+ .CE(1'b1), // 1-bit clock enable input
+ .D0(1'b0), // 1-bit data input (associated with C0)
+ .D1(1'b1), // 1-bit data input (associated with C1)
+ .R(1'b0), // 1-bit reset input
+ .S(1'b0)); // 1-bit set input
+
+ // /////////////////////////////////////////////////////////////////////////
+ // RX ADC -- handles deinterleaving
+
+ reg [11:0] rx_i, rx_q;
+ wire [11:0] rx_a, rx_b;
+
+ genvar j;
+ generate
+ for(j=0;j<12;j=j+1)
+ begin : gen_adcin
+ IDDR2 #(.DDR_ALIGNMENT("NONE"), // Sets output alignment to "NONE", "C0" or "C1"
+ .INIT_Q0(1'b0), // Sets initial state of the Q0 output to 1’b0 or 1’b1
+ .INIT_Q1(1'b0), // Sets initial state of the Q1 output to 1’b0 or 1’b1
+ .SRTYPE("SYNC")) // Specifies "SYNC" or "ASYNC" set/reset
+ IDDR2_inst (.Q0(rx_a[j]), // 1-bit output captured with C0 clock
+ .Q1(rx_b[j]), // 1-bit output captured with C1 clock
+ .C0(clk_fpga), // 1-bit clock input
+ .C1(~clk_fpga), // 1-bit clock input
+ .CE(1'b1), // 1-bit clock enable input
+ .D(adc[j]), // 1-bit DDR data input
+ .R(1'b0), // 1-bit reset input
+ .S(1'b0)); // 1-bit set input
+ end // block: gen_adcin
+ endgenerate
+
+ IDDR2 #(.DDR_ALIGNMENT("NONE"), // Sets output alignment to "NONE", "C0" or "C1"
+ .INIT_Q0(1'b0), // Sets initial state of the Q0 output to 1’b0 or 1’b1
+ .INIT_Q1(1'b0), // Sets initial state of the Q1 output to 1’b0 or 1’b1
+ .SRTYPE("SYNC")) // Specifies "SYNC" or "ASYNC" set/reset
+ IDDR2_sync (.Q0(rxsync_0), // 1-bit output captured with C0 clock
+ .Q1(rxsync_1), // 1-bit output captured with C1 clock
+ .C0(clk_fpga), // 1-bit clock input
+ .C1(~clk_fpga), // 1-bit clock input
+ .CE(1'b1), // 1-bit clock enable input
+ .D(RXSYNC), // 1-bit DDR data input
+ .R(1'b0), // 1-bit reset input
+ .S(1'b0)); // 1-bit set input
+
+ always @(posedge clk_fpga)
+ if(rxsync_0)
+ begin
+ rx_i <= rx_b;
+ rx_q <= rx_a;
+ end
+ else
+ begin
+ rx_i <= rx_a;
+ rx_q <= rx_b;
+ end
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Main U1E Core
+ u1plus_core u1p_c(.clk_fpga(clk_fpga), .rst_fpga(reset),
+ .debug_led(debug_led), .debug(debug), .debug_clk(debug_clk),
+ .debug_txd(FPGA_TXD), .debug_rxd(FPGA_RXD),
+ .gpif_d(GPIF_D), .gpif_ctl(GPIF_CTL), .gpif_rdy(GPIF_RDY),
+ .gpif_misc({FX2_PA7_FLAGD,FX2_PA6_PKTEND,FX2_PA2_SLOE}),
+ .gpif_clk(IFCLK),
+
+ .db_sda(SDA_FPGA), .db_scl(SCL_FPGA),
+ .sclk(sclk), .sen({SEN_CODEC,SEN_TX_DB,SEN_RX_DB}), .mosi(mosi), .miso(miso),
+ .cgen_st_status(cgen_st_status), .cgen_st_ld(cgen_st_ld),.cgen_st_refmon(cgen_st_refmon),
+ .cgen_sync_b(cgen_sync_b), .cgen_ref_sel(cgen_ref_sel),
+ .io_tx(io_tx), .io_rx(io_rx),
+ .tx_i(tx_i), .tx_q(tx_q),
+ .rx_i(rx_i), .rx_q(rx_q),
+ .pps_in(PPS_IN) );
+
+endmodule // u1plus
diff --git a/fpga/usrp2/top/B100/u1plus_core.v b/fpga/usrp2/top/B100/u1plus_core.v
new file mode 100644
index 000000000..c1d6767d1
--- /dev/null
+++ b/fpga/usrp2/top/B100/u1plus_core.v
@@ -0,0 +1,452 @@
+//
+// Copyright 2011-2012 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+
+
+module u1plus_core
+ (input clk_fpga, input rst_fpga,
+ output [2:0] debug_led, output [31:0] debug, output [1:0] debug_clk,
+ output debug_txd, input debug_rxd,
+
+ // GPIF
+ inout [15:0] gpif_d, input [3:0] gpif_ctl, output gpif_sloe,
+ output gpif_slwr, output gpif_slrd, output gpif_pktend, output [1:0] gpif_fifoadr,
+ input gpif_clk,
+
+ inout db_sda, inout db_scl,
+ output sclk, output [15:0] sen, output mosi, input miso,
+
+ input cgen_st_status, input cgen_st_ld, input cgen_st_refmon, output cgen_sync_b, output cgen_ref_sel,
+ inout [15:0] io_tx, inout [15:0] io_rx,
+ output [13:0] tx_i, output [13:0] tx_q,
+ input [11:0] rx_i, input [11:0] rx_q,
+ input pps_in
+ );
+
+ localparam TXFIFOSIZE = 11;
+ localparam RXFIFOSIZE = 12;
+
+ // 64 total regs in address space
+ localparam SR_RX_CTRL0 = 0; // 9 regs (+0 to +8)
+ localparam SR_RX_DSP0 = 10; // 4 regs (+0 to +3)
+ localparam SR_RX_CTRL1 = 16; // 9 regs (+0 to +8)
+ localparam SR_RX_DSP1 = 26; // 4 regs (+0 to +3)
+ localparam SR_TX_CTRL = 32; // 4 regs (+0 to +3)
+ localparam SR_TX_DSP = 38; // 3 regs (+0 to +2)
+
+ localparam SR_TIME64 = 42; // 6 regs (+0 to +5)
+ localparam SR_RX_FRONT = 48; // 5 regs (+0 to +4)
+ localparam SR_TX_FRONT = 54; // 5 regs (+0 to +4)
+
+ localparam SR_REG_TEST32 = 60; // 1 reg
+ localparam SR_CLEAR_FIFO = 61; // 1 reg
+ localparam SR_GLOBAL_RESET = 63; // 1 reg
+ localparam SR_USER_REGS = 64; // 2 regs
+
+ localparam SR_GPIO = 128; // 5 regs
+
+ wire wb_clk = clk_fpga;
+ wire wb_rst, global_reset;
+
+ wire pps_int;
+ wire [63:0] vita_time, vita_time_pps;
+ reg [15:0] reg_cgen_ctrl, reg_test;
+
+ wire [7:0] set_addr, set_addr_user;
+ wire [31:0] set_data, set_data_user;
+ wire set_stb, set_stb_user;
+
+ wire [31:0] debug0;
+ wire [31:0] debug1;
+
+ wire [31:0] debug_vt;
+ wire gpif_rst;
+
+ reg [7:0] frames_per_packet;
+
+ wire rx_overrun_dsp0, rx_overrun_dsp1, rx_overrun_gpif, tx_underrun_dsp, tx_underrun_gpif;
+ wire rx_overrun = rx_overrun_gpif | rx_overrun_dsp0 | rx_overrun_dsp1;
+ wire tx_underrun = tx_underrun_gpif | tx_underrun_dsp;
+
+ setting_reg #(.my_addr(SR_GLOBAL_RESET), .width(1)) sr_reset
+ (.clk(wb_clk),.rst(wb_rst),.strobe(set_stb),.addr(set_addr),
+ .in(set_data),.out(),.changed(global_reset));
+
+ reset_sync reset_sync_wb(.clk(wb_clk), .reset_in(rst_fpga | global_reset), .reset_out(wb_rst));
+ reset_sync reset_sync_gp(.clk(gpif_clk), .reset_in(rst_fpga | global_reset), .reset_out(gpif_rst));
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // GPIF Slave to Wishbone Master
+ localparam dw = 16;
+ localparam aw = 11;
+ localparam sw = 2;
+
+ wire [dw-1:0] m0_dat_mosi, m0_dat_miso;
+ wire [aw-1:0] m0_adr;
+ wire [sw-1:0] m0_sel;
+ wire m0_cyc, m0_stb, m0_we, m0_ack, m0_err, m0_rty;
+
+ wire [31:0] debug_gpif;
+
+ wire [35:0] tx_data, rx_data, tx_err_data;
+ wire tx_src_rdy, tx_dst_rdy, rx_src_rdy, rx_dst_rdy,
+ tx_err_src_rdy, tx_err_dst_rdy;
+
+ wire clear_fifo;
+
+ setting_reg #(.my_addr(SR_CLEAR_FIFO), .width(1)) sr_clear_fifo
+ (.clk(wb_clk),.rst(wb_rst),.strobe(set_stb),.addr(set_addr),
+ .in(set_data),.out(),.changed(clear_fifo));
+
+ wire run_rx0, run_rx1;
+
+ slave_fifo #(.TXFIFOSIZE(TXFIFOSIZE), .RXFIFOSIZE(RXFIFOSIZE))
+ slave_fifo (.gpif_clk(gpif_clk), .gpif_rst(gpif_rst), .gpif_d(gpif_d),
+ .gpif_ctl(gpif_ctl), .sloe(gpif_sloe), .slwr(gpif_slwr), .slrd(gpif_slrd),
+ .pktend(gpif_pktend), .fifoadr(gpif_fifoadr),
+
+ .wb_clk(wb_clk), .wb_rst(wb_rst),
+ .wb_adr_o(m0_adr), .wb_dat_mosi(m0_dat_mosi), .wb_dat_miso(m0_dat_miso),
+ .wb_sel_o(m0_sel), .wb_cyc_o(m0_cyc), .wb_stb_o(m0_stb), .wb_we_o(m0_we),
+ .wb_ack_i(m0_ack), .triggers(8'd0),
+
+ .dsp_rx_run(run_rx0 | run_rx1),
+
+ .fifo_clk(wb_clk), .fifo_rst(wb_rst), .clear_tx(clear_fifo), .clear_rx(clear_fifo),
+ .tx_data_o(tx_data), .tx_src_rdy_o(tx_src_rdy), .tx_dst_rdy_i(tx_dst_rdy),
+ .rx_data_i(rx_data), .rx_src_rdy_i(rx_src_rdy), .rx_dst_rdy_o(rx_dst_rdy),
+ .tx_err_data_i(tx_err_data), .tx_err_src_rdy_i(tx_err_src_rdy), .tx_err_dst_rdy_o(tx_err_dst_rdy),
+
+ .tx_underrun(tx_underrun_gpif), .rx_overrun(rx_overrun_gpif),
+
+ .test_len(0), .test_rate(0), .test_ctrl(0),
+ .debug0(debug0), .debug1(debug1));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // RX ADC Frontend, does IQ Balance, DC Offset, muxing
+
+ wire [23:0] rx_fe_i, rx_fe_q; // 24 bits is total overkill here, but it matches u2/u2p
+
+ rx_frontend #(.BASE(SR_RX_FRONT)) rx_frontend
+ (.clk(wb_clk),.rst(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .adc_a({rx_i,4'b00}),.adc_ovf_a(0),
+ .adc_b({rx_q,4'b00}),.adc_ovf_b(0),
+ .i_out(rx_fe_i), .q_out(rx_fe_q), .run(run_rx0 | run_rx1), .debug());
+
+ // /////////////////////////////////////////////////////////////////////////
+ // DSP RX 0
+
+ wire [31:0] sample_rx0;
+ wire strobe_rx0, clear_rx0;
+ wire [35:0] vita_rx_data0;
+ wire vita_rx_src_rdy0, vita_rx_dst_rdy0;
+
+ ddc_chain #(.BASE(SR_RX_DSP0), .DSPNO(0)) ddc_chain0
+ (.clk(wb_clk), .rst(wb_rst), .clr(clear_rx0),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .rx_fe_i(rx_fe_i),.rx_fe_q(rx_fe_q),
+ .sample(sample_rx0), .run(run_rx0), .strobe(strobe_rx0),
+ .debug() );
+
+ vita_rx_chain #(.BASE(SR_RX_CTRL0), .UNIT(0), .FIFOSIZE(10), .PROT_ENG_FLAGS(0), .DSP_NUMBER(0)) vita_rx_chain0
+ (.clk(wb_clk),.reset(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .vita_time(vita_time), .overrun(rx_overrun_dsp0),
+ .sample(sample_rx0), .run(run_rx0), .strobe(strobe_rx0), .clear_o(clear_rx0),
+ .rx_data_o(vita_rx_data0), .rx_dst_rdy_i(vita_rx_dst_rdy0), .rx_src_rdy_o(vita_rx_src_rdy0),
+ .debug() );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // DSP RX 1
+
+ wire [31:0] sample_rx1;
+ wire strobe_rx1, clear_rx1;
+ wire [35:0] vita_rx_data1;
+ wire vita_rx_src_rdy1, vita_rx_dst_rdy1;
+
+ ddc_chain #(.BASE(SR_RX_DSP1), .DSPNO(1)) ddc_chain1
+ (.clk(wb_clk),.rst(wb_rst), .clr(clear_rx1),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .rx_fe_i(rx_fe_i),.rx_fe_q(rx_fe_q),
+ .sample(sample_rx1), .run(run_rx1), .strobe(strobe_rx1),
+ .debug() );
+
+ vita_rx_chain #(.BASE(SR_RX_CTRL1), .UNIT(1), .FIFOSIZE(10), .PROT_ENG_FLAGS(0), .DSP_NUMBER(1)) vita_rx_chain1
+ (.clk(wb_clk),.reset(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .vita_time(vita_time), .overrun(rx_overrun_dsp1),
+ .sample(sample_rx1), .run(run_rx1), .strobe(strobe_rx1), .clear_o(clear_rx1),
+ .rx_data_o(vita_rx_data1), .rx_dst_rdy_i(vita_rx_dst_rdy1), .rx_src_rdy_o(vita_rx_src_rdy1),
+ .debug() );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // RX Stream muxing
+
+ fifo36_mux #(.prio(0)) mux_data_streams
+ (.clk(wb_clk), .reset(wb_rst), .clear(clear_fifo),
+ .data0_i(vita_rx_data0), .src0_rdy_i(vita_rx_src_rdy0), .dst0_rdy_o(vita_rx_dst_rdy0),
+ .data1_i(vita_rx_data1), .src1_rdy_i(vita_rx_src_rdy1), .dst1_rdy_o(vita_rx_dst_rdy1),
+ .data_o(rx_data), .src_rdy_o(rx_src_rdy), .dst_rdy_i(rx_dst_rdy));
+
+ // ///////////////////////////////////////////////////////////////////////////////////
+ // DSP TX
+
+ wire run_tx;
+ wire [23:0] tx_fe_i, tx_fe_q;
+ wire [31:0] sample_tx;
+ wire strobe_tx, clear_tx;
+
+ vita_tx_chain #(.BASE(SR_TX_CTRL), .FIFOSIZE(10), .POST_ENGINE_FIFOSIZE(11),
+ .REPORT_ERROR(1), .DO_FLOW_CONTROL(0),
+ .PROT_ENG_FLAGS(0), .USE_TRANS_HEADER(0),
+ .DSP_NUMBER(0))
+ vita_tx_chain
+ (.clk(wb_clk), .reset(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .vita_time(vita_time),
+ .tx_data_i(tx_data), .tx_src_rdy_i(tx_src_rdy), .tx_dst_rdy_o(tx_dst_rdy),
+ .err_data_o(tx_err_data), .err_src_rdy_o(tx_err_src_rdy), .err_dst_rdy_i(tx_err_dst_rdy),
+ .sample(sample_tx), .strobe(strobe_tx),
+ .underrun(tx_underrun_dsp), .run(run_tx), .clear_o(clear_tx),
+ .debug(debug_vt));
+
+ duc_chain #(.BASE(SR_TX_DSP), .DSPNO(0)) duc_chain
+ (.clk(wb_clk), .rst(wb_rst), .clr(clear_tx),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .tx_fe_i(tx_fe_i),.tx_fe_q(tx_fe_q),
+ .sample(sample_tx), .run(run_tx), .strobe(strobe_tx),
+ .debug() );
+
+ tx_frontend #(.BASE(SR_TX_FRONT), .WIDTH_OUT(14)) tx_frontend
+ (.clk(wb_clk), .rst(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .tx_i(tx_fe_i), .tx_q(tx_fe_q), .run(1'b1),
+ .dac_a(tx_i), .dac_b(tx_q));
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // Wishbone Intercon, single master
+ wire [dw-1:0] s0_dat_mosi, s1_dat_mosi, s0_dat_miso, s1_dat_miso, s2_dat_mosi, s3_dat_mosi, s2_dat_miso, s3_dat_miso,
+ s4_dat_mosi, s5_dat_mosi, s4_dat_miso, s5_dat_miso, s6_dat_mosi, s7_dat_mosi, s6_dat_miso, s7_dat_miso,
+ s8_dat_mosi, s9_dat_mosi, s8_dat_miso, s9_dat_miso, sa_dat_mosi, sb_dat_mosi, sa_dat_miso, sb_dat_miso,
+ sc_dat_mosi, sd_dat_mosi, sc_dat_miso, sd_dat_miso, se_dat_mosi, sf_dat_mosi, se_dat_miso, sf_dat_miso;
+ wire [aw-1:0] s0_adr,s1_adr,s2_adr,s3_adr,s4_adr,s5_adr,s6_adr,s7_adr;
+ wire [aw-1:0] s8_adr,s9_adr,sa_adr,sb_adr,sc_adr, sd_adr, se_adr, sf_adr;
+ wire [sw-1:0] s0_sel,s1_sel,s2_sel,s3_sel,s4_sel,s5_sel,s6_sel,s7_sel;
+ wire [sw-1:0] s8_sel,s9_sel,sa_sel,sb_sel,sc_sel, sd_sel, se_sel, sf_sel;
+ wire s0_ack,s1_ack,s2_ack,s3_ack,s4_ack,s5_ack,s6_ack,s7_ack;
+ wire s8_ack,s9_ack,sa_ack,sb_ack,sc_ack, sd_ack, se_ack, sf_ack;
+ wire s0_stb,s1_stb,s2_stb,s3_stb,s4_stb,s5_stb,s6_stb,s7_stb;
+ wire s8_stb,s9_stb,sa_stb,sb_stb,sc_stb, sd_stb, se_stb, sf_stb;
+ wire s0_cyc,s1_cyc,s2_cyc,s3_cyc,s4_cyc,s5_cyc,s6_cyc,s7_cyc;
+ wire s8_cyc,s9_cyc,sa_cyc,sb_cyc,sc_cyc, sd_cyc, se_cyc, sf_cyc;
+ wire s0_we,s1_we,s2_we,s3_we,s4_we,s5_we,s6_we,s7_we;
+ wire s8_we,s9_we,sa_we,sb_we,sc_we,sd_we, se_we, sf_we;
+
+ wb_1master #(.dw(dw), .aw(aw), .sw(sw), .decode_w(4),
+ .s0_addr(4'h0), .s0_mask(4'hF), // Misc Regs
+ .s1_addr(4'h1), .s1_mask(4'hF), // Unused
+ .s2_addr(4'h2), .s2_mask(4'hF), // SPI
+ .s3_addr(4'h3), .s3_mask(4'hF), // I2C
+ .s4_addr(4'h4), .s4_mask(4'hF), // Unused
+ .s5_addr(4'h5), .s5_mask(4'hF), // Unused on B1x0, Async Msg on E1x0
+ .s6_addr(4'h6), .s6_mask(4'hF), // Unused
+ .s7_addr(4'h7), .s7_mask(4'hF), // Readback MUX
+ .s8_addr(4'h8), .s8_mask(4'h8), // Setting Regs -- slave 8 is 8 slaves wide
+ // slaves 9-f alias to slave 1, all are unused
+ .s9_addr(4'h1), .s9_mask(4'hF),
+ .sa_addr(4'h1), .sa_mask(4'hF), .sb_addr(4'h1), .sb_mask(4'hF),
+ .sc_addr(4'h1), .sc_mask(4'hF), .sd_addr(4'h1), .sd_mask(4'hF),
+ .se_addr(4'h1), .se_mask(4'hF), .sf_addr(4'h1), .sf_mask(4'hF))
+ wb_1master
+ (.clk_i(wb_clk),.rst_i(wb_rst),
+ .m0_dat_o(m0_dat_miso),.m0_ack_o(m0_ack),.m0_err_o(m0_err),.m0_rty_o(m0_rty),.m0_dat_i(m0_dat_mosi),
+ .m0_adr_i(m0_adr),.m0_sel_i(m0_sel),.m0_we_i(m0_we),.m0_cyc_i(m0_cyc),.m0_stb_i(m0_stb),
+ .s0_dat_o(s0_dat_mosi),.s0_adr_o(s0_adr),.s0_sel_o(s0_sel),.s0_we_o(s0_we),.s0_cyc_o(s0_cyc),.s0_stb_o(s0_stb),
+ .s0_dat_i(s0_dat_miso),.s0_ack_i(s0_ack),.s0_err_i(0),.s0_rty_i(0),
+ .s1_dat_o(s1_dat_mosi),.s1_adr_o(s1_adr),.s1_sel_o(s1_sel),.s1_we_o(s1_we),.s1_cyc_o(s1_cyc),.s1_stb_o(s1_stb),
+ .s1_dat_i(s1_dat_miso),.s1_ack_i(s1_ack),.s1_err_i(0),.s1_rty_i(0),
+ .s2_dat_o(s2_dat_mosi),.s2_adr_o(s2_adr),.s2_sel_o(s2_sel),.s2_we_o(s2_we),.s2_cyc_o(s2_cyc),.s2_stb_o(s2_stb),
+ .s2_dat_i(s2_dat_miso),.s2_ack_i(s2_ack),.s2_err_i(0),.s2_rty_i(0),
+ .s3_dat_o(s3_dat_mosi),.s3_adr_o(s3_adr),.s3_sel_o(s3_sel),.s3_we_o(s3_we),.s3_cyc_o(s3_cyc),.s3_stb_o(s3_stb),
+ .s3_dat_i(s3_dat_miso),.s3_ack_i(s3_ack),.s3_err_i(0),.s3_rty_i(0),
+ .s4_dat_o(s4_dat_mosi),.s4_adr_o(s4_adr),.s4_sel_o(s4_sel),.s4_we_o(s4_we),.s4_cyc_o(s4_cyc),.s4_stb_o(s4_stb),
+ .s4_dat_i(s4_dat_miso),.s4_ack_i(s4_ack),.s4_err_i(0),.s4_rty_i(0),
+ .s5_dat_o(s5_dat_mosi),.s5_adr_o(s5_adr),.s5_sel_o(s5_sel),.s5_we_o(s5_we),.s5_cyc_o(s5_cyc),.s5_stb_o(s5_stb),
+ .s5_dat_i(s5_dat_miso),.s5_ack_i(s5_ack),.s5_err_i(0),.s5_rty_i(0),
+ .s6_dat_o(s6_dat_mosi),.s6_adr_o(s6_adr),.s6_sel_o(s6_sel),.s6_we_o(s6_we),.s6_cyc_o(s6_cyc),.s6_stb_o(s6_stb),
+ .s6_dat_i(s6_dat_miso),.s6_ack_i(s6_ack),.s6_err_i(0),.s6_rty_i(0),
+ .s7_dat_o(s7_dat_mosi),.s7_adr_o(s7_adr),.s7_sel_o(s7_sel),.s7_we_o(s7_we),.s7_cyc_o(s7_cyc),.s7_stb_o(s7_stb),
+ .s7_dat_i(s7_dat_miso),.s7_ack_i(s7_ack),.s7_err_i(0),.s7_rty_i(0),
+ .s8_dat_o(s8_dat_mosi),.s8_adr_o(s8_adr),.s8_sel_o(s8_sel),.s8_we_o(s8_we),.s8_cyc_o(s8_cyc),.s8_stb_o(s8_stb),
+ .s8_dat_i(s8_dat_miso),.s8_ack_i(s8_ack),.s8_err_i(0),.s8_rty_i(0),
+ .s9_dat_o(s9_dat_mosi),.s9_adr_o(s9_adr),.s9_sel_o(s9_sel),.s9_we_o(s9_we),.s9_cyc_o(s9_cyc),.s9_stb_o(s9_stb),
+ .s9_dat_i(s9_dat_miso),.s9_ack_i(s9_ack),.s9_err_i(0),.s9_rty_i(0),
+ .sa_dat_o(sa_dat_mosi),.sa_adr_o(sa_adr),.sa_sel_o(sa_sel),.sa_we_o(sa_we),.sa_cyc_o(sa_cyc),.sa_stb_o(sa_stb),
+ .sa_dat_i(sa_dat_miso),.sa_ack_i(sa_ack),.sa_err_i(0),.sa_rty_i(0),
+ .sb_dat_o(sb_dat_mosi),.sb_adr_o(sb_adr),.sb_sel_o(sb_sel),.sb_we_o(sb_we),.sb_cyc_o(sb_cyc),.sb_stb_o(sb_stb),
+ .sb_dat_i(sb_dat_miso),.sb_ack_i(sb_ack),.sb_err_i(0),.sb_rty_i(0),
+ .sc_dat_o(sc_dat_mosi),.sc_adr_o(sc_adr),.sc_sel_o(sc_sel),.sc_we_o(sc_we),.sc_cyc_o(sc_cyc),.sc_stb_o(sc_stb),
+ .sc_dat_i(sc_dat_miso),.sc_ack_i(sc_ack),.sc_err_i(0),.sc_rty_i(0),
+ .sd_dat_o(sd_dat_mosi),.sd_adr_o(sd_adr),.sd_sel_o(sd_sel),.sd_we_o(sd_we),.sd_cyc_o(sd_cyc),.sd_stb_o(sd_stb),
+ .sd_dat_i(sd_dat_miso),.sd_ack_i(sd_ack),.sd_err_i(0),.sd_rty_i(0),
+ .se_dat_o(se_dat_mosi),.se_adr_o(se_adr),.se_sel_o(se_sel),.se_we_o(se_we),.se_cyc_o(se_cyc),.se_stb_o(se_stb),
+ .se_dat_i(se_dat_miso),.se_ack_i(se_ack),.se_err_i(0),.se_rty_i(0),
+ .sf_dat_o(sf_dat_mosi),.sf_adr_o(sf_adr),.sf_sel_o(sf_sel),.sf_we_o(sf_we),.sf_cyc_o(sf_cyc),.sf_stb_o(sf_stb),
+ .sf_dat_i(sf_dat_miso),.sf_ack_i(sf_ack),.sf_err_i(0),.sf_rty_i(0) );
+
+ assign s1_ack = 0; assign s4_ack = 0; assign s5_ack = 0; assign s6_ack = 0;
+ assign s9_ack = 0; assign sa_ack = 0; assign sb_ack = 0;
+ assign sc_ack = 0; assign sd_ack = 0; assign se_ack = 0; assign sf_ack = 0;
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // Slave 0, Misc LEDs, Switches, controls
+
+ localparam REG_CGEN_CTRL = 7'd4; // out
+ localparam REG_CGEN_ST = 7'd6; // in
+ localparam REG_TEST = 7'd8; // out
+ localparam REG_RX_FRAMELEN = 7'd10; // in
+ localparam REG_TX_FRAMELEN = 7'd12; // out
+
+ always @(posedge wb_clk)
+ if(wb_rst)
+ begin
+ reg_cgen_ctrl <= 2'b11;
+ reg_test <= 0;
+ frames_per_packet <= 0;
+ end
+ else
+ if(s0_cyc & s0_stb & s0_we)
+ case(s0_adr[6:0])
+ REG_CGEN_CTRL :
+ reg_cgen_ctrl <= s0_dat_mosi;
+ REG_TEST :
+ reg_test <= s0_dat_mosi;
+ REG_RX_FRAMELEN :
+ frames_per_packet <= s0_dat_mosi[7:0];
+ endcase // case (s0_adr[6:0])
+
+ assign debug_led = {run_tx, (run_rx0 | run_rx1), cgen_st_ld};
+ assign { cgen_sync_b, cgen_ref_sel } = reg_cgen_ctrl;
+
+ assign s0_dat_miso = (s0_adr[6:0] == REG_CGEN_CTRL) ? reg_cgen_ctrl :
+ (s0_adr[6:0] == REG_CGEN_ST) ? {13'b0,cgen_st_status,cgen_st_ld,cgen_st_refmon} :
+ (s0_adr[6:0] == REG_TEST) ? reg_test :
+ 16'hBEEF;
+
+ assign s0_ack = s0_stb & s0_cyc;
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // Slave 2, SPI
+
+ spi_top16 shared_spi
+ (.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),.wb_adr_i(s2_adr[4:0]),.wb_dat_i(s2_dat_mosi),
+ .wb_dat_o(s2_dat_miso),.wb_sel_i(s2_sel),.wb_we_i(s2_we),.wb_stb_i(s2_stb),
+ .wb_cyc_i(s2_cyc),.wb_ack_o(s2_ack),.wb_err_o(),.wb_int_o(),
+ .ss_pad_o(sen), .sclk_pad_o(sclk), .mosi_pad_o(mosi), .miso_pad_i(miso) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Slave 3, I2C
+
+ wire scl_pad_i, scl_pad_o, scl_pad_oen_o, sda_pad_i, sda_pad_o, sda_pad_oen_o;
+ i2c_master_top #(.ARST_LVL(1)) i2c
+ (.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),.arst_i(1'b0),
+ .wb_adr_i(s3_adr[3:1]),.wb_dat_i(s3_dat_mosi[7:0]),.wb_dat_o(s3_dat_miso[7:0]),
+ .wb_we_i(s3_we),.wb_stb_i(s3_stb),.wb_cyc_i(s3_cyc),
+ .wb_ack_o(s3_ack),.wb_inta_o(),
+ .scl_pad_i(scl_pad_i),.scl_pad_o(scl_pad_o),.scl_padoen_o(scl_pad_oen_o),
+ .sda_pad_i(sda_pad_i),.sda_pad_o(sda_pad_o),.sda_padoen_o(sda_pad_oen_o) );
+
+ assign s3_dat_miso[15:8] = 8'd0;
+
+ // I2C -- Don't use external transistors for open drain, the FPGA implements this
+ IOBUF scl_pin(.O(scl_pad_i), .IO(db_scl), .I(scl_pad_o), .T(scl_pad_oen_o));
+ IOBUF sda_pin(.O(sda_pad_i), .IO(db_sda), .I(sda_pad_o), .T(sda_pad_oen_o));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // GPIOs
+
+ wire [31:0] gpio_readback;
+
+ gpio_atr #(.BASE(SR_GPIO), .WIDTH(32))
+ gpio_atr(.clk(wb_clk),.reset(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .rx(run_rx0 | run_rx1), .tx(run_tx),
+ .gpio({io_tx,io_rx}), .gpio_readback(gpio_readback) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Settings Bus -- Slave #8 + 9
+
+ // only have 64 regs, 32 bits each with current setup...
+ settings_bus_16LE #(.AWIDTH(11),.RWIDTH(8)) settings_bus_16LE
+ (.wb_clk(wb_clk),.wb_rst(wb_rst),.wb_adr_i(s8_adr),.wb_dat_i(s8_dat_mosi),
+ .wb_stb_i(s8_stb),.wb_we_i(s8_we),.wb_ack_o(s8_ack),
+ .strobe(set_stb),.addr(set_addr),.data(set_data) );
+
+ user_settings #(.BASE(SR_USER_REGS)) user_settings
+ (.clk(wb_clk),.rst(wb_rst),.set_stb(set_stb),
+ .set_addr(set_addr),.set_data(set_data),
+ .set_addr_user(set_addr_user),.set_data_user(set_data_user),
+ .set_stb_user(set_stb_user) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Readback mux 32 -- Slave #7
+
+ //compatibility number -> increment when the fpga has been sufficiently altered
+ localparam compat_num = {16'd9, 16'd3}; //major, minor
+
+ wire [31:0] reg_test32;
+
+ setting_reg #(.my_addr(SR_REG_TEST32)) sr_reg_test32
+ (.clk(wb_clk),.rst(wb_rst),.strobe(set_stb),.addr(set_addr),
+ .in(set_data),.out(reg_test32),.changed());
+
+ wb_readback_mux_16LE readback_mux_32
+ (.wb_clk_i(wb_clk), .wb_rst_i(wb_rst), .wb_stb_i(s7_stb),
+ .wb_adr_i({5'b0,s7_adr}), .wb_dat_o(s7_dat_miso), .wb_ack_o(s7_ack),
+
+ .word00(vita_time[63:32]), .word01(vita_time[31:0]),
+ .word02(vita_time_pps[63:32]), .word03(vita_time_pps[31:0]),
+ .word04(reg_test32), .word05(32'b0),
+ .word06(compat_num), .word07(gpio_readback),
+ .word08(32'b0), .word09(32'b0),
+ .word10(32'b0), .word11(32'b0),
+ .word12(32'b0), .word13(32'b0),
+ .word14(32'b0), .word15(32'b0)
+ );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // VITA Timing
+
+ time_64bit #(.BASE(SR_TIME64)) time_64bit
+ (.clk(wb_clk), .rst(wb_rst), .set_stb(set_stb), .set_addr(set_addr), .set_data(set_data),
+ .pps(pps_in), .vita_time(vita_time), .vita_time_pps(vita_time_pps), .pps_int(pps_int),
+ .exp_time_in(0));
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // Debug circuitry
+
+ assign debug_clk = 2'b00; // { gpif_clk, clk_fpga };
+ assign debug = 0;
+
+endmodule // u1plus_core
diff --git a/fpga/usrp2/top/E1x0/.gitignore b/fpga/usrp2/top/E1x0/.gitignore
new file mode 100644
index 000000000..8d872713e
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/.gitignore
@@ -0,0 +1,6 @@
+*~
+build
+*.log
+*.cmd
+tb_u1e
+*.lxt
diff --git a/fpga/usrp2/top/E1x0/Makefile b/fpga/usrp2/top/E1x0/Makefile
new file mode 100644
index 000000000..0ca8ed2dd
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/Makefile
@@ -0,0 +1,17 @@
+#
+# Copyright 2011 Ettus Research LLC
+#
+
+all: E100 E110
+ find -name "*.twr" | xargs grep constraint | grep met
+
+clean:
+ rm -rf build*
+
+E100:
+ make -f Makefile.$@ bin
+
+E110:
+ make -f Makefile.$@ bin
+
+.PHONY: all clean
diff --git a/fpga/usrp2/top/E1x0/Makefile.E100 b/fpga/usrp2/top/E1x0/Makefile.E100
new file mode 100644
index 000000000..3ba7e1031
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/Makefile.E100
@@ -0,0 +1,106 @@
+#
+# Copyright 2008-2012 Ettus Research LLC
+#
+
+##################################################
+# Project Setup
+##################################################
+TOP_MODULE = u1e
+BUILD_DIR = $(abspath build$(ISE)-E100)
+
+# set me in a custom makefile
+CUSTOM_SRCS =
+CUSTOM_DEFS =
+
+##################################################
+# Include other makefiles
+##################################################
+
+include ../Makefile.common
+include ../../fifo/Makefile.srcs
+include ../../control_lib/Makefile.srcs
+include ../../sdr_lib/Makefile.srcs
+include ../../serdes/Makefile.srcs
+include ../../simple_gemac/Makefile.srcs
+include ../../timing/Makefile.srcs
+include ../../opencores/Makefile.srcs
+include ../../vrt/Makefile.srcs
+include ../../udp/Makefile.srcs
+include ../../coregen/Makefile.srcs
+include ../../gpmc/Makefile.srcs
+
+##################################################
+# Project Properties
+##################################################
+export PROJECT_PROPERTIES := \
+family "Spartan-3A DSP" \
+device xc3sd1800a \
+package cs484 \
+speed -4 \
+top_level_module_type "HDL" \
+synthesis_tool "XST (VHDL/Verilog)" \
+simulator "ISE Simulator (VHDL/Verilog)" \
+"Preferred Language" "Verilog" \
+"Enable Message Filtering" FALSE \
+"Display Incremental Messages" FALSE
+
+##################################################
+# Sources
+##################################################
+TOP_SRCS = \
+u1e_core.v \
+u1e.v \
+u1e.ucf \
+timing.ucf
+
+SOURCES = $(abspath $(TOP_SRCS)) $(FIFO_SRCS) \
+$(CONTROL_LIB_SRCS) $(SDR_LIB_SRCS) $(SERDES_SRCS) \
+$(SIMPLE_GEMAC_SRCS) $(TIMING_SRCS) $(OPENCORES_SRCS) \
+$(VRT_SRCS) $(UDP_SRCS) $(COREGEN_SRCS) $(EXTRAM_SRCS) \
+$(GPMC_SRCS)
+
+##################################################
+# Process Properties
+##################################################
+SYNTHESIZE_PROPERTIES = \
+"Number of Clock Buffers" 8 \
+"Pack I/O Registers into IOBs" Yes \
+"Optimization Effort" High \
+"Optimize Instantiated Primitives" TRUE \
+"Register Balancing" Yes \
+"Use Clock Enable" Auto \
+"Use Synchronous Reset" Auto \
+"Use Synchronous Set" Auto \
+"Verilog Macros" "$(CUSTOM_DEFS)"
+
+TRANSLATE_PROPERTIES = \
+"Macro Search Path" "$(shell pwd)/../../coregen/"
+
+MAP_PROPERTIES = \
+"Generate Detailed MAP Report" TRUE \
+"Allow Logic Optimization Across Hierarchy" TRUE \
+"Map to Input Functions" 4 \
+"Optimization Strategy (Cover Mode)" Speed \
+"Pack I/O Registers/Latches into IOBs" "For Inputs and Outputs" \
+"Perform Timing-Driven Packing and Placement" TRUE \
+"Map Effort Level" High \
+"Extra Effort" Normal \
+"Combinatorial Logic Optimization" TRUE \
+"Register Duplication" TRUE
+
+PLACE_ROUTE_PROPERTIES = \
+"Place & Route Effort Level (Overall)" High
+
+STATIC_TIMING_PROPERTIES = \
+"Number of Paths in Error/Verbose Report" 10 \
+"Report Type" "Error Report"
+
+GEN_PROG_FILE_PROPERTIES = \
+"Configuration Rate" 6 \
+"Create Binary Configuration File" TRUE \
+"Done (Output Events)" 5 \
+"Enable Bitstream Compression" TRUE \
+"Enable Outputs (Output Events)" 6 \
+"Unused IOB Pins" "Pull Up"
+
+SIM_MODEL_PROPERTIES = ""
diff --git a/fpga/usrp2/top/E1x0/Makefile.E110 b/fpga/usrp2/top/E1x0/Makefile.E110
new file mode 100644
index 000000000..89e51b523
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/Makefile.E110
@@ -0,0 +1,106 @@
+#
+# Copyright 2008-2012 Ettus Research LLC
+#
+
+##################################################
+# Project Setup
+##################################################
+TOP_MODULE = u1e
+BUILD_DIR = $(abspath build$(ISE)-E110)
+
+# set me in a custom makefile
+CUSTOM_SRCS =
+CUSTOM_DEFS =
+
+##################################################
+# Include other makefiles
+##################################################
+
+include ../Makefile.common
+include ../../fifo/Makefile.srcs
+include ../../control_lib/Makefile.srcs
+include ../../sdr_lib/Makefile.srcs
+include ../../serdes/Makefile.srcs
+include ../../simple_gemac/Makefile.srcs
+include ../../timing/Makefile.srcs
+include ../../opencores/Makefile.srcs
+include ../../vrt/Makefile.srcs
+include ../../udp/Makefile.srcs
+include ../../coregen/Makefile.srcs
+include ../../gpmc/Makefile.srcs
+
+##################################################
+# Project Properties
+##################################################
+export PROJECT_PROPERTIES := \
+family "Spartan-3A DSP" \
+device xc3sd3400a \
+package cs484 \
+speed -4 \
+top_level_module_type "HDL" \
+synthesis_tool "XST (VHDL/Verilog)" \
+simulator "ISE Simulator (VHDL/Verilog)" \
+"Preferred Language" "Verilog" \
+"Enable Message Filtering" FALSE \
+"Display Incremental Messages" FALSE
+
+##################################################
+# Sources
+##################################################
+TOP_SRCS = \
+u1e_core.v \
+u1e.v \
+u1e.ucf \
+timing.ucf
+
+SOURCES = $(abspath $(TOP_SRCS)) $(FIFO_SRCS) \
+$(CONTROL_LIB_SRCS) $(SDR_LIB_SRCS) $(SERDES_SRCS) \
+$(SIMPLE_GEMAC_SRCS) $(TIMING_SRCS) $(OPENCORES_SRCS) \
+$(VRT_SRCS) $(UDP_SRCS) $(COREGEN_SRCS) $(EXTRAM_SRCS) \
+$(GPMC_SRCS)
+
+##################################################
+# Process Properties
+##################################################
+SYNTHESIZE_PROPERTIES = \
+"Number of Clock Buffers" 8 \
+"Pack I/O Registers into IOBs" Yes \
+"Optimization Effort" High \
+"Optimize Instantiated Primitives" TRUE \
+"Register Balancing" Yes \
+"Use Clock Enable" Auto \
+"Use Synchronous Reset" Auto \
+"Use Synchronous Set" Auto \
+"Verilog Macros" "$(CUSTOM_DEFS)"
+
+TRANSLATE_PROPERTIES = \
+"Macro Search Path" "$(shell pwd)/../../coregen/"
+
+MAP_PROPERTIES = \
+"Generate Detailed MAP Report" TRUE \
+"Allow Logic Optimization Across Hierarchy" TRUE \
+"Map to Input Functions" 4 \
+"Optimization Strategy (Cover Mode)" Speed \
+"Pack I/O Registers/Latches into IOBs" "For Inputs and Outputs" \
+"Perform Timing-Driven Packing and Placement" TRUE \
+"Map Effort Level" High \
+"Extra Effort" Normal \
+"Combinatorial Logic Optimization" TRUE \
+"Register Duplication" TRUE
+
+PLACE_ROUTE_PROPERTIES = \
+"Place & Route Effort Level (Overall)" High
+
+STATIC_TIMING_PROPERTIES = \
+"Number of Paths in Error/Verbose Report" 10 \
+"Report Type" "Error Report"
+
+GEN_PROG_FILE_PROPERTIES = \
+"Configuration Rate" 6 \
+"Create Binary Configuration File" TRUE \
+"Done (Output Events)" 5 \
+"Enable Bitstream Compression" TRUE \
+"Enable Outputs (Output Events)" 6 \
+"Unused IOB Pins" "Pull Up"
+
+SIM_MODEL_PROPERTIES = ""
diff --git a/fpga/usrp2/top/E1x0/README b/fpga/usrp2/top/E1x0/README
new file mode 100644
index 000000000..14c7a4955
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/README
@@ -0,0 +1,4 @@
+
+make clean
+make sim
+./tb_u1e -lxt2
diff --git a/fpga/usrp2/top/E1x0/cmdfile b/fpga/usrp2/top/E1x0/cmdfile
new file mode 100644
index 000000000..291c723b8
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/cmdfile
@@ -0,0 +1,20 @@
+
+# My stuff
+-y .
+-y ../../control_lib
+-y ../../control_lib/newfifo
+-y ../../sdr_lib
+-y ../../timing
+-y ../../coregen
+-y ../../gpmc
+
+# Models
+-y ../../models
+-y /opt/Xilinx/10.1/ISE/verilog/src/unisims
+
+# Open Cores
+-y ../../opencores/spi/rtl/verilog
++incdir+../../opencores/spi/rtl/verilog
+-y ../../opencores/i2c/rtl/verilog
++incdir+../../opencores/i2c/rtl/verilog
+
diff --git a/fpga/usrp2/top/E1x0/core_compile b/fpga/usrp2/top/E1x0/core_compile
new file mode 100755
index 000000000..14e138fa3
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/core_compile
@@ -0,0 +1,3 @@
+iverilog -Wall -y. -y ../../control_lib/ -y ../../custom/ -y ../../fifo/ -y ../../gpmc/ -y ../../models/ -y ../../sdr_lib/ -y ../../coregen/ -y ../../vrt/ -y ../../opencores/i2c/rtl/verilog/ -y ../../opencores/spi/rtl/verilog/ -y ../../timing/ -y ../../opencores/8b10b/ -I ../../opencores/spi/rtl/verilog/ -I ../../opencores/i2c/rtl/verilog/ -y ../../simple_gemac -y $XILINX/verilog/src/unisims u1e_core.v 2>&1 | grep -v timescale | grep -v coregen | grep -v models
+
+
diff --git a/fpga/usrp2/top/E1x0/make.sim b/fpga/usrp2/top/E1x0/make.sim
new file mode 100644
index 000000000..1c163884c
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/make.sim
@@ -0,0 +1,7 @@
+all: sim
+
+sim:
+ iverilog -Wimplicit -Wportbind -c cmdfile tb_u1e.v -o tb_u1e
+
+clean:
+ rm -f tb_u1e *.vcd *.lxt a.out
diff --git a/fpga/usrp2/top/E1x0/tb_u1e.v b/fpga/usrp2/top/E1x0/tb_u1e.v
new file mode 100644
index 000000000..188190f04
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/tb_u1e.v
@@ -0,0 +1,58 @@
+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+`timescale 1ps / 1ps
+//////////////////////////////////////////////////////////////////////////////////
+
+module tb_u1e();
+
+ wire [2:0] debug_led;
+ wire [31:0] debug;
+ wire [1:0] debug_clk;
+
+ xlnx_glbl glbl (.GSR(),.GTS());
+
+ initial begin
+ $dumpfile("tb_u1e.lxt");
+ $dumpvars(0,tb_u1e);
+ end
+
+ // GPMC
+ wire EM_CLK, EM_WAIT0, EM_NCS4, EM_NCS6, EM_NWE, EM_NOE;
+ wire [15:0] EM_D;
+ wire [10:1] EM_A;
+ wire [1:0] EM_NBE;
+
+ reg clk_fpga = 0, rst_fpga = 1;
+ always #15625 clk_fpga = ~clk_fpga;
+
+ initial #200000
+ @(posedge clk_fpga)
+ rst_fpga <= 0;
+
+ u1e_core u1e_core(.clk_fpga(clk_fpga), .rst_fpga(rst_fpga),
+ .debug_led(debug_led), .debug(debug), .debug_clk(debug_clk),
+ .EM_CLK(EM_CLK), .EM_D(EM_D), .EM_A(EM_A), .EM_NBE(EM_NBE),
+ .EM_WAIT0(EM_WAIT0), .EM_NCS4(EM_NCS4), .EM_NCS6(EM_NCS6),
+ .EM_NWE(EM_NWE), .EM_NOE(EM_NOE) );
+
+ gpmc_model_async gpmc_model_async
+ (.EM_CLK(EM_CLK), .EM_D(EM_D), .EM_A(EM_A), .EM_NBE(EM_NBE),
+ .EM_WAIT0(EM_WAIT0), .EM_NCS4(EM_NCS4), .EM_NCS6(EM_NCS6),
+ .EM_NWE(EM_NWE), .EM_NOE(EM_NOE) );
+
+endmodule // tb_u1e
diff --git a/fpga/usrp2/top/E1x0/timing.ucf b/fpga/usrp2/top/E1x0/timing.ucf
new file mode 100644
index 000000000..47c250c2f
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/timing.ucf
@@ -0,0 +1,27 @@
+
+NET "CLK_FPGA_P" TNM_NET = "CLK_FPGA_P";
+TIMESPEC "TS_clk_fpga_p" = PERIOD "CLK_FPGA_P" 15625 ps HIGH 50 %;
+
+NET "EM_CLK" TNM_NET = "EM_CLK";
+TIMESPEC "TS_em_clk" = PERIOD "EM_CLK" 12048 ps HIGH 50 %;
+
+#constrain GPMC IO
+NET "EM_D<*>" MAXDELAY = 5.5 ns;
+NET "EM_A<*>" MAXDELAY = 5.5 ns;
+NET "EM_NBE<*>" MAXDELAY = 5.5 ns;
+NET "EM_NCS4" MAXDELAY = 5.5 ns;
+NET "EM_NCS6" MAXDELAY = 5.5 ns;
+NET "EM_NWE" MAXDELAY = 5.5 ns;
+NET "EM_NOE" MAXDELAY = 5.5 ns;
+
+#constrain interrupt lines
+NET "overo_gpio144" MAXDELAY = 5.5 ns; #have space
+NET "overo_gpio146" MAXDELAY = 5.5 ns; #have data
+NET "overo_gpio147" MAXDELAY = 5.5 ns; #have msg/aux spi miso
+
+#NET "adc_a<*>" TNM_NET = ADC_DATA_GRP;
+#NET "adc_b<*>" TNM_NET = ADC_DATA_GRP;
+#TIMEGRP "ADC_DATA_GRP" OFFSET = IN 1 ns VALID 5 ns BEFORE "clk_fpga_p" RISING;
+
+#NET "adc_a<*>" OFFSET = IN 1 ns VALID 5 ns BEFORE "clk_fpga_p" RISING;
+#NET "adc_b<*>" OFFSET = IN 1 ns VALID 5 ns BEFORE "clk_fpga_p" RISING;
diff --git a/fpga/usrp2/top/E1x0/u1e.ucf b/fpga/usrp2/top/E1x0/u1e.ucf
new file mode 100644
index 000000000..278fc289a
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/u1e.ucf
@@ -0,0 +1,261 @@
+
+NET "CLK_FPGA_P" LOC = "Y11" ;
+NET "CLK_FPGA_N" LOC = "Y10" ;
+
+## GPMC
+NET "EM_D<15>" LOC = "D13" ;
+NET "EM_D<14>" LOC = "D15" ;
+NET "EM_D<13>" LOC = "C16" ;
+NET "EM_D<12>" LOC = "B20" ;
+NET "EM_D<11>" LOC = "A19" ;
+NET "EM_D<10>" LOC = "A17" ;
+NET "EM_D<9>" LOC = "E15" ;
+NET "EM_D<8>" LOC = "F15" ;
+NET "EM_D<7>" LOC = "E16" ;
+NET "EM_D<6>" LOC = "F16" ;
+NET "EM_D<5>" LOC = "B17" ;
+NET "EM_D<4>" LOC = "C17" ;
+NET "EM_D<3>" LOC = "B19" ;
+NET "EM_D<2>" LOC = "D19" ;
+NET "EM_D<1>" LOC = "C19" ;
+NET "EM_D<0>" LOC = "A20" ;
+
+NET "EM_A<10>" LOC = "C14" ;
+NET "EM_A<9>" LOC = "C10" ;
+NET "EM_A<8>" LOC = "C5" ;
+NET "EM_A<7>" LOC = "A18" ;
+NET "EM_A<6>" LOC = "A15" ;
+NET "EM_A<5>" LOC = "A12" ;
+NET "EM_A<4>" LOC = "A10" ;
+NET "EM_A<3>" LOC = "E7" ;
+NET "EM_A<2>" LOC = "A7" ;
+NET "EM_A<1>" LOC = "C15" ;
+
+NET "EM_NCS6" LOC = "E17" ;
+NET "EM_NCS5" LOC = "E10" ;
+NET "EM_NCS4" LOC = "E6" ;
+#NET "EM_NCS1" LOC = "D18" ;
+#NET "EM_NCS0" LOC = "D17" ;
+
+NET "EM_CLK" LOC = "F11" ;
+NET "EM_WAIT0" LOC = "F14" ;
+NET "EM_NBE<1>" LOC = "D14" ;
+NET "EM_NBE<0>" LOC = "A13" ;
+NET "EM_NWE" LOC = "B13" ;
+NET "EM_NOE" LOC = "A14" ;
+#NET "EM_NADV_ALE" LOC = "B15" ;
+#NET "EM_NWP" LOC = "F13" ;
+
+## Overo GPIO
+NET "overo_gpio0" LOC = "F9" ; # MISC GPIO for debug
+NET "overo_gpio14" LOC = "C4" ; # MISC GPIO for debug
+NET "overo_gpio21" LOC = "D5" ; # MISC GPIO for debug
+NET "overo_gpio22" LOC = "A3" ; # MISC GPIO for debug
+NET "overo_gpio23" LOC = "B3" ; # MISC GPIO for debug
+NET "overo_gpio64" LOC = "A4" ; # MISC GPIO for debug
+NET "overo_gpio65" LOC = "F8" ; # MISC GPIO for debug
+
+NET "overo_gpio127" LOC = "C8" ; # Changed name to gpio10
+NET "overo_gpio128" LOC = "G8" ; # Changed name to gpio186
+
+NET "overo_gpio144" LOC = "A5" ; # tx_have_space
+NET "overo_gpio145" LOC = "C7" ; # tx_underrun
+NET "overo_gpio146" LOC = "A6" ; # rx_have_data
+NET "overo_gpio147" LOC = "B6" ; # rx_overrun
+NET "overo_gpio163" LOC = "D7" ; # MISC GPIO for debug
+NET "overo_gpio170" LOC = "E8" ; # MISC GPIO for debug
+NET "overo_gpio176" LOC = "B4" ; # MISC GPIO for debug
+
+## Overo UART
+NET "overo_txd1" LOC = "C6" ;
+NET "overo_rxd1" LOC = "D6" ;
+NET "fpga_txd1" LOC = "AB9" ;
+NET "fpga_rxd1" LOC = "AB8" ;
+
+## FTDI UART to USB converter
+NET "FPGA_TXD" LOC = "G19" ;
+NET "FPGA_RXD" LOC = "F20" ;
+
+#NET "SYSEN" LOC = "C11" ;
+
+## I2C
+NET "db_scl" LOC = "F19" ;
+NET "db_sda" LOC = "F18" ;
+
+## SPI
+### DBoard SPI
+NET "db_sclk_rx" LOC = "D21" ;
+NET "db_miso_rx" LOC = "D22" ;
+NET "db_mosi_rx" LOC = "D20" ;
+NET "db_sen_rx" LOC = "E19" ;
+NET "db_sclk_tx" LOC = "F21" ;
+NET "db_miso_tx" LOC = "E20" ;
+NET "db_mosi_tx" LOC = "G17" ;
+NET "db_sen_tx" LOC = "G18" ;
+
+### AD9862 SPI and aux SPI Interfaces
+#NET "aux_sdi_codec" LOC = "G3" ;
+#NET "aux_sdo_codec" LOC = "F3" ;
+#NET "aux_sclk_codec" LOC = "C1" ;
+NET "sen_codec" LOC = "F5" |IOSTANDARD = LVCMOS33;
+NET "mosi_codec" LOC = "F4" |IOSTANDARD = LVCMOS33;
+NET "miso_codec" LOC = "H4" ;
+NET "sclk_codec" LOC = "H3" |IOSTANDARD = LVCMOS33;
+
+### Clock Gen SPI
+NET "cgen_miso" LOC = "F22" ;
+NET "cgen_mosi" LOC = "E22" ;
+NET "cgen_sclk" LOC = "J19" ;
+NET "cgen_sen_b" LOC = "H20" ;
+
+## Clock gen control
+NET "cgen_st_status" LOC = "P20" ;
+NET "cgen_st_ld" LOC = "R17" ;
+NET "cgen_st_refmon" LOC = "P17" ;
+NET "cgen_sync_b" LOC = "U18" ;
+NET "cgen_ref_sel" LOC = "U19" ;
+
+## Debug pins
+NET "debug_led<3>" LOC = "Y15" ;
+NET "debug_led<2>" LOC = "K16" ;
+NET "debug_led<1>" LOC = "J17" ;
+NET "debug_led<0>" LOC = "H22" ;
+NET "debug<0>" LOC = "G22" ;
+NET "debug<1>" LOC = "H17" ;
+NET "debug<2>" LOC = "H18" ;
+NET "debug<3>" LOC = "K20" ;
+NET "debug<4>" LOC = "J20" ;
+NET "debug<5>" LOC = "K19" ;
+NET "debug<6>" LOC = "K18" ;
+NET "debug<7>" LOC = "L22" ;
+NET "debug<8>" LOC = "K22" ;
+NET "debug<9>" LOC = "N22" ;
+NET "debug<10>" LOC = "M22" ;
+NET "debug<11>" LOC = "N20" ;
+NET "debug<12>" LOC = "N19" ;
+NET "debug<13>" LOC = "R22" ;
+NET "debug<14>" LOC = "P22" ;
+NET "debug<15>" LOC = "N17" ;
+NET "debug<16>" LOC = "P16" ;
+NET "debug<17>" LOC = "U22" ;
+NET "debug<18>" LOC = "P19" ;
+NET "debug<19>" LOC = "R18" ;
+NET "debug<20>" LOC = "U20" ;
+NET "debug<21>" LOC = "T20" ;
+NET "debug<22>" LOC = "R19" ;
+NET "debug<23>" LOC = "R20" ;
+NET "debug<24>" LOC = "W22" ;
+NET "debug<25>" LOC = "Y22" ;
+NET "debug<26>" LOC = "T18" ;
+NET "debug<27>" LOC = "T17" ;
+NET "debug<28>" LOC = "W19" ;
+NET "debug<29>" LOC = "V20" ;
+NET "debug<30>" LOC = "Y21" ;
+NET "debug<31>" LOC = "AA22" ;
+NET "debug_clk<0>" LOC = "N18" ;
+NET "debug_clk<1>" LOC = "M17" ;
+
+NET "debug_pb" LOC = "C22" ;
+
+#NET "reset_codec" LOC = "C2" ;
+
+NET "RXSYNC" LOC = "F2" ;
+NET "DB<11>" LOC = "G6" ;
+NET "DB<10>" LOC = "G5" ;
+NET "DB<9>" LOC = "E4" ;
+NET "DB<8>" LOC = "E3" ;
+NET "DB<7>" LOC = "H6" ;
+NET "DB<6>" LOC = "H5" ;
+NET "DB<5>" LOC = "H1" ;
+NET "DB<4>" LOC = "G1" ;
+NET "DB<3>" LOC = "K5" ;
+NET "DB<2>" LOC = "K4" ;
+NET "DB<1>" LOC = "H2" ;
+NET "DB<0>" LOC = "L5" ;
+
+NET "DA<11>" LOC = "K6" ;
+NET "DA<10>" LOC = "K3" ;
+NET "DA<9>" LOC = "K2" ;
+NET "DA<8>" LOC = "N1" ;
+NET "DA<7>" LOC = "N5" ;
+NET "DA<6>" LOC = "N6" ;
+NET "DA<5>" LOC = "P2" ;
+NET "DA<4>" LOC = "P1" ;
+NET "DA<3>" LOC = "R6" ;
+NET "DA<2>" LOC = "P6" ;
+NET "DA<1>" LOC = "R1" ;
+NET "DA<0>" LOC = "R2" ;
+
+NET "TX<13>" LOC = "T6" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<12>" LOC = "U1" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<11>" LOC = "T1" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<10>" LOC = "R5" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<9>" LOC = "V1" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<8>" LOC = "U2" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<7>" LOC = "T4" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<6>" LOC = "R3" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<5>" LOC = "W1" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<4>" LOC = "Y1" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<3>" LOC = "V3" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<2>" LOC = "V4" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<1>" LOC = "W2" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TX<0>" LOC = "W3" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TXSYNC" LOC = "U5" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+NET "TXBLANK" LOC = "U4" |IOSTANDARD = LVCMOS33 |DRIVE = 12 |SLEW = FAST ;
+
+NET "PPS_IN" LOC = "M5" ;
+
+NET "io_tx<0>" LOC = "AB20" ;
+NET "io_tx<1>" LOC = "Y17" ;
+NET "io_tx<2>" LOC = "Y16" ;
+NET "io_tx<3>" LOC = "U16" ;
+NET "io_tx<4>" LOC = "V16" ;
+NET "io_tx<5>" LOC = "AB19" ;
+NET "io_tx<6>" LOC = "AA19" ;
+NET "io_tx<7>" LOC = "U14" ;
+NET "io_tx<8>" LOC = "U15" ;
+NET "io_tx<9>" LOC = "AB17" ;
+NET "io_tx<10>" LOC = "AB18" ;
+NET "io_tx<11>" LOC = "Y13" ;
+NET "io_tx<12>" LOC = "W14" ;
+NET "io_tx<13>" LOC = "U13" ;
+NET "io_tx<14>" LOC = "AA15" ;
+NET "io_tx<15>" LOC = "AB14" ;
+
+NET "io_rx<0>" LOC = "Y8" ;
+NET "io_rx<1>" LOC = "Y9" ;
+NET "io_rx<2>" LOC = "V7" ;
+NET "io_rx<3>" LOC = "U8" ;
+NET "io_rx<4>" LOC = "V10" ;
+NET "io_rx<5>" LOC = "U9" ;
+NET "io_rx<6>" LOC = "AB7" ;
+NET "io_rx<7>" LOC = "AA8" ;
+NET "io_rx<8>" LOC = "W8" ;
+NET "io_rx<9>" LOC = "V8" ;
+NET "io_rx<10>" LOC = "AB5" ;
+NET "io_rx<11>" LOC = "AB6" ;
+NET "io_rx<12>" LOC = "AB4" ;
+NET "io_rx<13>" LOC = "AA4" ;
+NET "io_rx<14>" LOC = "W5" ;
+NET "io_rx<15>" LOC = "Y4" ;
+
+#NET "CLKOUT2_CODEC" LOC = "U12" ;
+#NET "CLKOUT1_CODEC" LOC = "V12" ;
+
+## FPGA Config Pins
+#NET "fpga_cfg_prog_b" LOC = "A2" ;
+#NET "fpga_cfg_done" LOC = "AB21" ;
+#NET "fpga_cfg_din" LOC = "W17" ;
+#NET "fpga_cfg_cclk" LOC = "V17" ;
+#NET "fpga_cfg_init_b" LOC = "W15" ;
+
+## Unused
+#NET "unnamed_net53" LOC = "B1" ; # TMS
+#NET "unnamed_net52" LOC = "B22" ; # TDO
+#NET "unnamed_net51" LOC = "D2" ; # TDI
+#NET "unnamed_net50" LOC = "A21" ; # TCK
+#NET "unnamed_net59" LOC = "F7" ; # PUDC_B
+#NET "unnamed_net58" LOC = "V6" ; # M2
+#NET "unnamed_net57" LOC = "AA3" ; # M1
+#NET "unnamed_net56" LOC = "AB3" ; # M0
+#NET "GND" LOC = "V19" ; # Suspend, unused
diff --git a/fpga/usrp2/top/E1x0/u1e.v b/fpga/usrp2/top/E1x0/u1e.v
new file mode 100644
index 000000000..903ef7a6f
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/u1e.v
@@ -0,0 +1,149 @@
+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+`timescale 1ns / 1ps
+//////////////////////////////////////////////////////////////////////////////////
+
+module u1e
+ (input CLK_FPGA_P, input CLK_FPGA_N, // Diff
+ output [3:0] debug_led, output [31:0] debug, output [1:0] debug_clk,
+ input debug_pb, output FPGA_TXD, input FPGA_RXD,
+ output fpga_txd1, input fpga_rxd1, input overo_txd1, output overo_rxd1,
+
+ // GPMC
+ input EM_CLK, inout [15:0] EM_D, input [10:1] EM_A, input [1:0] EM_NBE,
+ input EM_WAIT0, input EM_NCS4, input EM_NCS5, input EM_NCS6,
+ input EM_NWE, input EM_NOE,
+
+ inout db_sda, inout db_scl, // I2C
+
+ output db_sclk_tx, output db_sen_tx, output db_mosi_tx, input db_miso_tx, // DB TX SPI
+ output db_sclk_rx, output db_sen_rx, output db_mosi_rx, input db_miso_rx, // DB TX SPI
+ output sclk_codec, output sen_codec, output mosi_codec, input miso_codec, // AD9862 main SPI
+ output cgen_sclk, output cgen_sen_b, output cgen_mosi, input cgen_miso, // Clock gen SPI
+
+ input cgen_st_status, input cgen_st_ld, input cgen_st_refmon, output cgen_sync_b, output cgen_ref_sel,
+ input overo_gpio65, input overo_gpio128, input overo_gpio145, output overo_gpio147, //aux SPI
+
+ output overo_gpio144, output overo_gpio146, // Fifo controls
+ input overo_gpio0, input overo_gpio14, input overo_gpio21, input overo_gpio22, // Misc GPIO
+ input overo_gpio23, input overo_gpio64, input overo_gpio127, // Misc GPIO
+ input overo_gpio176, input overo_gpio163, input overo_gpio170, // Misc GPIO
+
+ inout [15:0] io_tx, inout [15:0] io_rx,
+
+ output [13:0] TX, output TXSYNC, output TXBLANK,
+ input [11:0] DA, input [11:0] DB, input RXSYNC,
+
+ input PPS_IN
+ );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Clocking
+ wire clk_fpga;
+
+ IBUFGDS #(.IOSTANDARD("LVDS_33"), .DIFF_TERM("TRUE"))
+ clk_fpga_pin (.O(clk_fpga),.I(CLK_FPGA_P),.IB(CLK_FPGA_N));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // UART level conversion
+ assign fpga_txd1 = overo_txd1;
+ assign overo_rxd1 = fpga_rxd1;
+
+ // SPI
+ wire mosi, sclk, miso;
+ assign { db_sclk_tx, db_mosi_tx } = ~db_sen_tx ? {sclk,mosi} : 2'b0;
+ assign { db_sclk_rx, db_mosi_rx } = ~db_sen_rx ? {sclk,mosi} : 2'b0;
+ assign { sclk_codec, mosi_codec } = ~sen_codec ? {sclk,mosi} : 2'b0;
+ //assign { cgen_sclk, cgen_mosi } = ~cgen_sen_b ? {sclk,mosi} : 2'b0; //replaced by aux spi
+ assign miso = (~db_sen_tx & db_miso_tx) | (~db_sen_rx & db_miso_rx) |
+ (~sen_codec & miso_codec) | (~cgen_sen_b & cgen_miso);
+
+ //assign the aux spi to the cgen (bypasses wishbone)
+ assign cgen_sclk = overo_gpio65;
+ assign cgen_sen_b = overo_gpio128;
+ assign cgen_mosi = overo_gpio145;
+ wire proc_int; //re-purpose gpio for interrupt when we are not using aux spi
+ assign overo_gpio147 = (cgen_sen_b == 1'b0)? cgen_miso : proc_int;
+
+ wire _cgen_sen_b;
+ //assign cgen_sen_b = _cgen_sen_b; //replaced by aux spi
+
+ // /////////////////////////////////////////////////////////////////////////
+ // TX DAC -- handle the interleaved data bus to DAC, with clock doubling DLL
+
+ assign TXBLANK = 0;
+ wire [13:0] tx_i, tx_q;
+
+ reg[13:0] delay_q;
+ always @(posedge clk_fpga)
+ delay_q <= tx_q;
+
+ genvar i;
+ generate
+ for(i=0;i<14;i=i+1)
+ begin : gen_dacout
+ ODDR2 #(.DDR_ALIGNMENT("NONE"), // Sets output alignment to "NONE", "C0" or "C1"
+ .INIT(1'b0), // Sets initial state of the Q output to 1'b0 or 1'b1
+ .SRTYPE("SYNC")) // Specifies "SYNC" or "ASYNC" set/reset
+ ODDR2_inst (.Q(TX[i]), // 1-bit DDR output data
+ .C0(clk_fpga), // 1-bit clock input
+ .C1(~clk_fpga), // 1-bit clock input
+ .CE(1'b1), // 1-bit clock enable input
+ .D0(tx_i[i]), // 1-bit data input (associated with C0)
+ .D1(delay_q[i]), // 1-bit data input (associated with C1)
+ .R(1'b0), // 1-bit reset input
+ .S(1'b0)); // 1-bit set input
+ end // block: gen_dacout
+ endgenerate
+ ODDR2 #(.DDR_ALIGNMENT("NONE"), // Sets output alignment to "NONE", "C0" or "C1"
+ .INIT(1'b0), // Sets initial state of the Q output to 1'b0 or 1'b1
+ .SRTYPE("SYNC")) // Specifies "SYNC" or "ASYNC" set/reset
+ ODDR2_txsnc (.Q(TXSYNC), // 1-bit DDR output data
+ .C0(clk_fpga), // 1-bit clock input
+ .C1(~clk_fpga), // 1-bit clock input
+ .CE(1'b1), // 1-bit clock enable input
+ .D0(1'b0), // 1-bit data input (associated with C0)
+ .D1(1'b1), // 1-bit data input (associated with C1)
+ .R(1'b0), // 1-bit reset input
+ .S(1'b0)); // 1-bit set input
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Main U1E Core
+ u1e_core u1e_core(.clk_fpga(clk_fpga), .rst_fpga(~debug_pb),
+ .debug_led(debug_led), .debug(debug), .debug_clk(debug_clk),
+ .debug_txd(FPGA_TXD), .debug_rxd(FPGA_RXD),
+ .EM_CLK(EM_CLK), .EM_D(EM_D), .EM_A(EM_A), .EM_NBE(EM_NBE),
+ .EM_WAIT0(EM_WAIT0), .EM_NCS4(EM_NCS4), .EM_NCS5(EM_NCS5),
+ .EM_NCS6(EM_NCS6), .EM_NWE(EM_NWE), .EM_NOE(EM_NOE),
+ .db_sda(db_sda), .db_scl(db_scl),
+ .sclk(sclk), .sen({_cgen_sen_b,sen_codec,db_sen_tx,db_sen_rx}), .mosi(mosi), .miso(miso),
+ .cgen_st_status(cgen_st_status), .cgen_st_ld(cgen_st_ld),.cgen_st_refmon(cgen_st_refmon),
+ .cgen_sync_b(cgen_sync_b), .cgen_ref_sel(cgen_ref_sel),
+ .tx_have_space(overo_gpio144),
+ .rx_have_data(overo_gpio146),
+ .io_tx(io_tx), .io_rx(io_rx),
+ .tx_i(tx_i), .tx_q(tx_q),
+ .rx_i(DA), .rx_q(DB),
+ .pps_in(PPS_IN), .proc_int(proc_int) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Local Debug
+ // assign debug_clk = {clk_fpga, clk_2x };
+ // assign debug = { TXSYNC, TXBLANK, TX };
+
+endmodule // u1e
diff --git a/fpga/usrp2/top/E1x0/u1e_core.v b/fpga/usrp2/top/E1x0/u1e_core.v
new file mode 100644
index 000000000..a98e1de34
--- /dev/null
+++ b/fpga/usrp2/top/E1x0/u1e_core.v
@@ -0,0 +1,494 @@
+//
+// Copyright 2011-2012 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+
+
+module u1e_core
+ (input clk_fpga, input rst_fpga,
+ output [3:0] debug_led, output [31:0] debug, output [1:0] debug_clk,
+ output debug_txd, input debug_rxd,
+
+ // GPMC
+ input EM_CLK, inout [15:0] EM_D, input [10:1] EM_A, input [1:0] EM_NBE,
+ input EM_WAIT0, input EM_NCS4, input EM_NCS5, input EM_NCS6,
+ input EM_NWE, input EM_NOE,
+
+ inout db_sda, inout db_scl,
+ output sclk, output [15:0] sen, output mosi, input miso,
+
+ input cgen_st_status, input cgen_st_ld, input cgen_st_refmon, output cgen_sync_b, output cgen_ref_sel,
+ output tx_have_space, output rx_have_data,
+ inout [15:0] io_tx, inout [15:0] io_rx,
+ output [13:0] tx_i, output [13:0] tx_q,
+ input [11:0] rx_i, input [11:0] rx_q,
+
+ input pps_in, output reg proc_int
+ );
+
+ localparam TXFIFOSIZE = 13;
+ localparam RXFIFOSIZE = 13;
+
+ // 64 total regs in address space
+ localparam SR_RX_CTRL0 = 0; // 9 regs (+0 to +8)
+ localparam SR_RX_DSP0 = 10; // 4 regs (+0 to +3)
+ localparam SR_RX_CTRL1 = 16; // 9 regs (+0 to +8)
+ localparam SR_RX_DSP1 = 26; // 4 regs (+0 to +3)
+ localparam SR_ERR_CTRL = 30; // 1 reg
+ localparam SR_TX_CTRL = 32; // 4 regs (+0 to +3)
+ localparam SR_TX_DSP = 38; // 3 regs (+0 to +2)
+
+ localparam SR_TIME64 = 42; // 6 regs (+0 to +5)
+ localparam SR_RX_FRONT = 48; // 5 regs (+0 to +4)
+ localparam SR_TX_FRONT = 54; // 5 regs (+0 to +4)
+
+ localparam SR_REG_TEST32 = 60; // 1 reg
+ localparam SR_CLEAR_FIFO = 61; // 1 reg
+ localparam SR_GLOBAL_RESET = 63; // 1 reg
+ localparam SR_USER_REGS = 64; // 2 regs
+
+ localparam SR_GPIO = 128; // 5 regs
+
+ wire wb_clk = clk_fpga;
+ wire wb_rst, global_reset;
+
+ wire pps_int;
+ wire [63:0] vita_time, vita_time_pps;
+ reg [15:0] reg_cgen_ctrl, reg_test, xfer_rate;
+ wire [7:0] test_rate;
+ wire [3:0] test_ctrl;
+
+ wire [7:0] set_addr, set_addr_user;
+ wire [31:0] set_data, set_data_user;
+ wire set_stb, set_stb_user;
+
+ wire [31:0] debug_vt;
+ wire rx_overrun_dsp0, rx_overrun_dsp1, rx_overrun_gpmc, tx_underrun_dsp, tx_underrun_gpmc;
+ wire rx_overrun = rx_overrun_gpmc | rx_overrun_dsp0 | rx_overrun_dsp1;
+ wire tx_underrun = tx_underrun_gpmc | tx_underrun_dsp;
+
+ setting_reg #(.my_addr(SR_GLOBAL_RESET), .width(1)) sr_reset
+ (.clk(wb_clk),.rst(wb_rst),.strobe(set_stb),.addr(set_addr),
+ .in(set_data),.out(),.changed(global_reset));
+
+ reset_sync reset_sync(.clk(wb_clk), .reset_in(rst_fpga | global_reset), .reset_out(wb_rst));
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // GPMC Slave to Wishbone Master
+ localparam dw = 16;
+ localparam aw = 11;
+ localparam sw = 2;
+
+ wire [dw-1:0] m0_dat_mosi, m0_dat_miso;
+ wire [aw-1:0] m0_adr;
+ wire [sw-1:0] m0_sel;
+ wire m0_cyc, m0_stb, m0_we, m0_ack, m0_err, m0_rty;
+
+ wire [31:0] debug_gpmc;
+
+ wire [35:0] tx_data, rx_data, tx_err_data;
+ wire tx_src_rdy, tx_dst_rdy, rx_src_rdy, rx_dst_rdy,
+ tx_err_src_rdy, tx_err_dst_rdy;
+
+ wire clear_fifo;
+
+ setting_reg #(.my_addr(SR_CLEAR_FIFO), .width(1)) sr_clear_fifo
+ (.clk(wb_clk),.rst(wb_rst),.strobe(set_stb),.addr(set_addr),
+ .in(set_data),.out(),.changed(clear_fifo));
+
+ wire run_rx0, run_rx1;
+
+ gpmc #(.TXFIFOSIZE(TXFIFOSIZE), .RXFIFOSIZE(RXFIFOSIZE))
+ gpmc (.arst(wb_rst),
+ .EM_CLK(EM_CLK), .EM_D(EM_D), .EM_A(EM_A), .EM_NBE(EM_NBE),
+ .EM_WAIT0(EM_WAIT0), .EM_NCS4(EM_NCS4), .EM_NCS6(EM_NCS6), .EM_NWE(EM_NWE),
+ .EM_NOE(EM_NOE),
+
+ .rx_have_data(rx_have_data), .tx_have_space(tx_have_space),
+
+ .wb_clk(wb_clk), .wb_rst(wb_rst),
+ .wb_adr_o(m0_adr), .wb_dat_mosi(m0_dat_mosi), .wb_dat_miso(m0_dat_miso),
+ .wb_sel_o(m0_sel), .wb_cyc_o(m0_cyc), .wb_stb_o(m0_stb), .wb_we_o(m0_we),
+ .wb_ack_i(m0_ack),
+
+ .fifo_clk(wb_clk), .fifo_rst(wb_rst), .clear_tx(clear_fifo), .clear_rx(clear_fifo),
+ .tx_data_o(tx_data), .tx_src_rdy_o(tx_src_rdy), .tx_dst_rdy_i(tx_dst_rdy),
+ .rx_data_i(rx_data), .rx_src_rdy_i(rx_src_rdy), .rx_dst_rdy_o(rx_dst_rdy),
+
+ .tx_underrun(tx_underrun_gpmc), .rx_overrun(rx_overrun_gpmc),
+
+ .test_rate(test_rate), .test_ctrl(test_ctrl),
+ .debug(debug_gpmc));
+
+ wire rx_src_rdy_int, rx_dst_rdy_int, tx_src_rdy_int, tx_dst_rdy_int;
+
+ wire [31:0] debug_rx_dsp, vrc_debug, vrf_debug, vr_debug;
+
+ // /////////////////////////////////////////////////////////////////////////
+ // RX ADC Frontend, does IQ Balance, DC Offset, muxing
+
+ wire [23:0] rx_fe_i, rx_fe_q; // 24 bits is total overkill here, but it matches u2/u2p
+
+ rx_frontend #(.BASE(SR_RX_FRONT)) rx_frontend
+ (.clk(wb_clk),.rst(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .adc_a({rx_i,4'b00}),.adc_ovf_a(0),
+ .adc_b({rx_q,4'b00}),.adc_ovf_b(0),
+ .i_out(rx_fe_i), .q_out(rx_fe_q), .run(run_rx0 | run_rx1), .debug());
+
+ // /////////////////////////////////////////////////////////////////////////
+ // DSP RX 0
+
+ wire [31:0] sample_rx0;
+ wire strobe_rx0, clear_rx0;
+ wire [35:0] vita_rx_data0;
+ wire vita_rx_src_rdy0, vita_rx_dst_rdy0;
+
+ ddc_chain #(.BASE(SR_RX_DSP0), .DSPNO(0)) ddc_chain0
+ (.clk(wb_clk), .rst(wb_rst), .clr(clear_rx0),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .rx_fe_i(rx_fe_i),.rx_fe_q(rx_fe_q),
+ .sample(sample_rx0), .run(run_rx0), .strobe(strobe_rx0),
+ .debug() );
+
+ vita_rx_chain #(.BASE(SR_RX_CTRL0), .UNIT(0), .FIFOSIZE(10), .PROT_ENG_FLAGS(0), .DSP_NUMBER(0)) vita_rx_chain0
+ (.clk(wb_clk),.reset(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .vita_time(vita_time), .overrun(rx_overrun_dsp0),
+ .sample(sample_rx0), .run(run_rx0), .strobe(strobe_rx0), .clear_o(clear_rx0),
+ .rx_data_o(vita_rx_data0), .rx_dst_rdy_i(vita_rx_dst_rdy0), .rx_src_rdy_o(vita_rx_src_rdy0),
+ .debug() );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // DSP RX 1
+
+ wire [31:0] sample_rx1;
+ wire strobe_rx1, clear_rx1;
+ wire [35:0] vita_rx_data1;
+ wire vita_rx_src_rdy1, vita_rx_dst_rdy1;
+
+ ddc_chain #(.BASE(SR_RX_DSP1), .DSPNO(1)) ddc_chain1
+ (.clk(wb_clk),.rst(wb_rst), .clr(clear_rx1),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .rx_fe_i(rx_fe_i),.rx_fe_q(rx_fe_q),
+ .sample(sample_rx1), .run(run_rx1), .strobe(strobe_rx1),
+ .debug() );
+
+ vita_rx_chain #(.BASE(SR_RX_CTRL1), .UNIT(1), .FIFOSIZE(10), .PROT_ENG_FLAGS(0), .DSP_NUMBER(1)) vita_rx_chain1
+ (.clk(wb_clk),.reset(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .vita_time(vita_time), .overrun(rx_overrun_dsp1),
+ .sample(sample_rx1), .run(run_rx1), .strobe(strobe_rx1), .clear_o(clear_rx1),
+ .rx_data_o(vita_rx_data1), .rx_dst_rdy_i(vita_rx_dst_rdy1), .rx_src_rdy_o(vita_rx_src_rdy1),
+ .debug() );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // RX Stream muxing
+
+ fifo36_mux #(.prio(0)) mux_data_streams
+ (.clk(wb_clk), .reset(wb_rst), .clear(clear_fifo),
+ .data0_i(vita_rx_data0), .src0_rdy_i(vita_rx_src_rdy0), .dst0_rdy_o(vita_rx_dst_rdy0),
+ .data1_i(vita_rx_data1), .src1_rdy_i(vita_rx_src_rdy1), .dst1_rdy_o(vita_rx_dst_rdy1),
+ .data_o(rx_data), .src_rdy_o(rx_src_rdy), .dst_rdy_i(rx_dst_rdy));
+
+ // ///////////////////////////////////////////////////////////////////////////////////
+ // DSP TX
+
+ wire run_tx;
+ wire [23:0] tx_fe_i, tx_fe_q;
+ wire [31:0] sample_tx;
+ wire strobe_tx, clear_tx;
+
+ vita_tx_chain #(.BASE(SR_TX_CTRL), .FIFOSIZE(10), .POST_ENGINE_FIFOSIZE(11),
+ .REPORT_ERROR(1), .DO_FLOW_CONTROL(0),
+ .PROT_ENG_FLAGS(0), .USE_TRANS_HEADER(0),
+ .DSP_NUMBER(0))
+ vita_tx_chain
+ (.clk(wb_clk), .reset(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .vita_time(vita_time),
+ .tx_data_i(tx_data), .tx_src_rdy_i(tx_src_rdy), .tx_dst_rdy_o(tx_dst_rdy),
+ .err_data_o(tx_err_data), .err_src_rdy_o(tx_err_src_rdy), .err_dst_rdy_i(tx_err_dst_rdy),
+ .sample(sample_tx), .strobe(strobe_tx),
+ .underrun(tx_underrun_dsp), .run(run_tx), .clear_o(clear_tx),
+ .debug(debug_vt));
+
+ duc_chain #(.BASE(SR_TX_DSP), .DSPNO(0)) duc_chain
+ (.clk(wb_clk), .rst(wb_rst), .clr(clear_tx),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .tx_fe_i(tx_fe_i),.tx_fe_q(tx_fe_q),
+ .sample(sample_tx), .run(run_tx), .strobe(strobe_tx),
+ .debug() );
+
+ tx_frontend #(.BASE(SR_TX_FRONT), .WIDTH_OUT(14)) tx_frontend
+ (.clk(wb_clk), .rst(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .tx_i(tx_fe_i), .tx_q(tx_fe_q), .run(1'b1),
+ .dac_a(tx_i), .dac_b(tx_q));
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // Wishbone Intercon, single master
+ wire [dw-1:0] s0_dat_mosi, s1_dat_mosi, s0_dat_miso, s1_dat_miso, s2_dat_mosi, s3_dat_mosi, s2_dat_miso, s3_dat_miso,
+ s4_dat_mosi, s5_dat_mosi, s4_dat_miso, s5_dat_miso, s6_dat_mosi, s7_dat_mosi, s6_dat_miso, s7_dat_miso,
+ s8_dat_mosi, s9_dat_mosi, s8_dat_miso, s9_dat_miso, sa_dat_mosi, sb_dat_mosi, sa_dat_miso, sb_dat_miso,
+ sc_dat_mosi, sd_dat_mosi, sc_dat_miso, sd_dat_miso, se_dat_mosi, sf_dat_mosi, se_dat_miso, sf_dat_miso;
+ wire [aw-1:0] s0_adr,s1_adr,s2_adr,s3_adr,s4_adr,s5_adr,s6_adr,s7_adr;
+ wire [aw-1:0] s8_adr,s9_adr,sa_adr,sb_adr,sc_adr, sd_adr, se_adr, sf_adr;
+ wire [sw-1:0] s0_sel,s1_sel,s2_sel,s3_sel,s4_sel,s5_sel,s6_sel,s7_sel;
+ wire [sw-1:0] s8_sel,s9_sel,sa_sel,sb_sel,sc_sel, sd_sel, se_sel, sf_sel;
+ wire s0_ack,s1_ack,s2_ack,s3_ack,s4_ack,s5_ack,s6_ack,s7_ack;
+ wire s8_ack,s9_ack,sa_ack,sb_ack,sc_ack, sd_ack, se_ack, sf_ack;
+ wire s0_stb,s1_stb,s2_stb,s3_stb,s4_stb,s5_stb,s6_stb,s7_stb;
+ wire s8_stb,s9_stb,sa_stb,sb_stb,sc_stb, sd_stb, se_stb, sf_stb;
+ wire s0_cyc,s1_cyc,s2_cyc,s3_cyc,s4_cyc,s5_cyc,s6_cyc,s7_cyc;
+ wire s8_cyc,s9_cyc,sa_cyc,sb_cyc,sc_cyc, sd_cyc, se_cyc, sf_cyc;
+ wire s0_we,s1_we,s2_we,s3_we,s4_we,s5_we,s6_we,s7_we;
+ wire s8_we,s9_we,sa_we,sb_we,sc_we,sd_we, se_we, sf_we;
+
+ wb_1master #(.dw(dw), .aw(aw), .sw(sw), .decode_w(4),
+ .s0_addr(4'h0), .s0_mask(4'hF), // Misc Regs
+ .s1_addr(4'h1), .s1_mask(4'hF), // Unused
+ .s2_addr(4'h2), .s2_mask(4'hF), // SPI
+ .s3_addr(4'h3), .s3_mask(4'hF), // I2C
+ .s4_addr(4'h4), .s4_mask(4'hF), // Unused
+ .s5_addr(4'h5), .s5_mask(4'hF), // Unused on B1x0, Async Msg on E1x0
+ .s6_addr(4'h6), .s6_mask(4'hF), // Unused
+ .s7_addr(4'h7), .s7_mask(4'hF), // Readback MUX
+ .s8_addr(4'h8), .s8_mask(4'h8), // Setting Regs -- slave 8 is 8 slaves wide
+ // slaves 9-f alias to slave 1, all are unused
+ .s9_addr(4'h1), .s9_mask(4'hF),
+ .sa_addr(4'h1), .sa_mask(4'hF), .sb_addr(4'h1), .sb_mask(4'hF),
+ .sc_addr(4'h1), .sc_mask(4'hF), .sd_addr(4'h1), .sd_mask(4'hF),
+ .se_addr(4'h1), .se_mask(4'hF), .sf_addr(4'h1), .sf_mask(4'hF))
+ wb_1master
+ (.clk_i(wb_clk),.rst_i(wb_rst),
+ .m0_dat_o(m0_dat_miso),.m0_ack_o(m0_ack),.m0_err_o(m0_err),.m0_rty_o(m0_rty),.m0_dat_i(m0_dat_mosi),
+ .m0_adr_i(m0_adr),.m0_sel_i(m0_sel),.m0_we_i(m0_we),.m0_cyc_i(m0_cyc),.m0_stb_i(m0_stb),
+ .s0_dat_o(s0_dat_mosi),.s0_adr_o(s0_adr),.s0_sel_o(s0_sel),.s0_we_o(s0_we),.s0_cyc_o(s0_cyc),.s0_stb_o(s0_stb),
+ .s0_dat_i(s0_dat_miso),.s0_ack_i(s0_ack),.s0_err_i(0),.s0_rty_i(0),
+ .s1_dat_o(s1_dat_mosi),.s1_adr_o(s1_adr),.s1_sel_o(s1_sel),.s1_we_o(s1_we),.s1_cyc_o(s1_cyc),.s1_stb_o(s1_stb),
+ .s1_dat_i(s1_dat_miso),.s1_ack_i(s1_ack),.s1_err_i(0),.s1_rty_i(0),
+ .s2_dat_o(s2_dat_mosi),.s2_adr_o(s2_adr),.s2_sel_o(s2_sel),.s2_we_o(s2_we),.s2_cyc_o(s2_cyc),.s2_stb_o(s2_stb),
+ .s2_dat_i(s2_dat_miso),.s2_ack_i(s2_ack),.s2_err_i(0),.s2_rty_i(0),
+ .s3_dat_o(s3_dat_mosi),.s3_adr_o(s3_adr),.s3_sel_o(s3_sel),.s3_we_o(s3_we),.s3_cyc_o(s3_cyc),.s3_stb_o(s3_stb),
+ .s3_dat_i(s3_dat_miso),.s3_ack_i(s3_ack),.s3_err_i(0),.s3_rty_i(0),
+ .s4_dat_o(s4_dat_mosi),.s4_adr_o(s4_adr),.s4_sel_o(s4_sel),.s4_we_o(s4_we),.s4_cyc_o(s4_cyc),.s4_stb_o(s4_stb),
+ .s4_dat_i(s4_dat_miso),.s4_ack_i(s4_ack),.s4_err_i(0),.s4_rty_i(0),
+ .s5_dat_o(s5_dat_mosi),.s5_adr_o(s5_adr),.s5_sel_o(s5_sel),.s5_we_o(s5_we),.s5_cyc_o(s5_cyc),.s5_stb_o(s5_stb),
+ .s5_dat_i(s5_dat_miso),.s5_ack_i(s5_ack),.s5_err_i(0),.s5_rty_i(0),
+ .s6_dat_o(s6_dat_mosi),.s6_adr_o(s6_adr),.s6_sel_o(s6_sel),.s6_we_o(s6_we),.s6_cyc_o(s6_cyc),.s6_stb_o(s6_stb),
+ .s6_dat_i(s6_dat_miso),.s6_ack_i(s6_ack),.s6_err_i(0),.s6_rty_i(0),
+ .s7_dat_o(s7_dat_mosi),.s7_adr_o(s7_adr),.s7_sel_o(s7_sel),.s7_we_o(s7_we),.s7_cyc_o(s7_cyc),.s7_stb_o(s7_stb),
+ .s7_dat_i(s7_dat_miso),.s7_ack_i(s7_ack),.s7_err_i(0),.s7_rty_i(0),
+ .s8_dat_o(s8_dat_mosi),.s8_adr_o(s8_adr),.s8_sel_o(s8_sel),.s8_we_o(s8_we),.s8_cyc_o(s8_cyc),.s8_stb_o(s8_stb),
+ .s8_dat_i(s8_dat_miso),.s8_ack_i(s8_ack),.s8_err_i(0),.s8_rty_i(0),
+ .s9_dat_o(s9_dat_mosi),.s9_adr_o(s9_adr),.s9_sel_o(s9_sel),.s9_we_o(s9_we),.s9_cyc_o(s9_cyc),.s9_stb_o(s9_stb),
+ .s9_dat_i(s9_dat_miso),.s9_ack_i(s9_ack),.s9_err_i(0),.s9_rty_i(0),
+ .sa_dat_o(sa_dat_mosi),.sa_adr_o(sa_adr),.sa_sel_o(sa_sel),.sa_we_o(sa_we),.sa_cyc_o(sa_cyc),.sa_stb_o(sa_stb),
+ .sa_dat_i(sa_dat_miso),.sa_ack_i(sa_ack),.sa_err_i(0),.sa_rty_i(0),
+ .sb_dat_o(sb_dat_mosi),.sb_adr_o(sb_adr),.sb_sel_o(sb_sel),.sb_we_o(sb_we),.sb_cyc_o(sb_cyc),.sb_stb_o(sb_stb),
+ .sb_dat_i(sb_dat_miso),.sb_ack_i(sb_ack),.sb_err_i(0),.sb_rty_i(0),
+ .sc_dat_o(sc_dat_mosi),.sc_adr_o(sc_adr),.sc_sel_o(sc_sel),.sc_we_o(sc_we),.sc_cyc_o(sc_cyc),.sc_stb_o(sc_stb),
+ .sc_dat_i(sc_dat_miso),.sc_ack_i(sc_ack),.sc_err_i(0),.sc_rty_i(0),
+ .sd_dat_o(sd_dat_mosi),.sd_adr_o(sd_adr),.sd_sel_o(sd_sel),.sd_we_o(sd_we),.sd_cyc_o(sd_cyc),.sd_stb_o(sd_stb),
+ .sd_dat_i(sd_dat_miso),.sd_ack_i(sd_ack),.sd_err_i(0),.sd_rty_i(0),
+ .se_dat_o(se_dat_mosi),.se_adr_o(se_adr),.se_sel_o(se_sel),.se_we_o(se_we),.se_cyc_o(se_cyc),.se_stb_o(se_stb),
+ .se_dat_i(se_dat_miso),.se_ack_i(se_ack),.se_err_i(0),.se_rty_i(0),
+ .sf_dat_o(sf_dat_mosi),.sf_adr_o(sf_adr),.sf_sel_o(sf_sel),.sf_we_o(sf_we),.sf_cyc_o(sf_cyc),.sf_stb_o(sf_stb),
+ .sf_dat_i(sf_dat_miso),.sf_ack_i(sf_ack),.sf_err_i(0),.sf_rty_i(0) );
+
+ assign s1_ack = 0; assign s4_ack = 0; assign s6_ack = 0;
+ assign s9_ack = 0; assign sa_ack = 0; assign sb_ack = 0;
+ assign sc_ack = 0; assign sd_ack = 0; assign se_ack = 0; assign sf_ack = 0;
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // Slave 0, Misc LEDs, Switches, controls
+
+ localparam REG_CGEN_CTRL = 7'd4; // out
+ localparam REG_CGEN_ST = 7'd6; // in
+ localparam REG_TEST = 7'd8; // out
+ localparam REG_XFER_RATE = 7'd14; // out
+
+ always @(posedge wb_clk)
+ if(wb_rst)
+ begin
+ reg_cgen_ctrl <= 2'b11;
+ reg_test <= 0;
+ xfer_rate <= 0;
+ end
+ else
+ if(s0_cyc & s0_stb & s0_we)
+ case(s0_adr[6:0])
+ REG_CGEN_CTRL :
+ reg_cgen_ctrl <= s0_dat_mosi;
+ REG_TEST :
+ reg_test <= s0_dat_mosi;
+ REG_XFER_RATE :
+ xfer_rate <= s0_dat_mosi;
+ endcase // case (s0_adr[6:0])
+
+ assign test_ctrl = xfer_rate[11:8];
+ assign test_rate = xfer_rate[7:0];
+
+ assign { debug_led[3:0] } = ~{1'b1, run_tx, run_rx0 | run_rx1, cgen_st_ld};
+ assign { cgen_sync_b, cgen_ref_sel } = reg_cgen_ctrl;
+
+ assign s0_dat_miso = (s0_adr[6:0] == REG_CGEN_CTRL) ? reg_cgen_ctrl :
+ (s0_adr[6:0] == REG_CGEN_ST) ? {13'b0,cgen_st_status,cgen_st_ld,cgen_st_refmon} :
+ (s0_adr[6:0] == REG_TEST) ? reg_test :
+ 16'hBEEF;
+
+ assign s0_ack = s0_stb & s0_cyc;
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // Slave 2, SPI
+
+ spi_top16 shared_spi
+ (.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),.wb_adr_i(s2_adr[4:0]),.wb_dat_i(s2_dat_mosi),
+ .wb_dat_o(s2_dat_miso),.wb_sel_i(s2_sel),.wb_we_i(s2_we),.wb_stb_i(s2_stb),
+ .wb_cyc_i(s2_cyc),.wb_ack_o(s2_ack),.wb_err_o(),.wb_int_o(),
+ .ss_pad_o(sen), .sclk_pad_o(sclk), .mosi_pad_o(mosi), .miso_pad_i(miso) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Slave 3, I2C
+
+ wire scl_pad_i, scl_pad_o, scl_pad_oen_o, sda_pad_i, sda_pad_o, sda_pad_oen_o;
+ i2c_master_top #(.ARST_LVL(1)) i2c
+ (.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),.arst_i(1'b0),
+ .wb_adr_i(s3_adr[3:1]),.wb_dat_i(s3_dat_mosi[7:0]),.wb_dat_o(s3_dat_miso[7:0]),
+ .wb_we_i(s3_we),.wb_stb_i(s3_stb),.wb_cyc_i(s3_cyc),
+ .wb_ack_o(s3_ack),.wb_inta_o(),
+ .scl_pad_i(scl_pad_i),.scl_pad_o(scl_pad_o),.scl_padoen_o(scl_pad_oen_o),
+ .sda_pad_i(sda_pad_i),.sda_pad_o(sda_pad_o),.sda_padoen_o(sda_pad_oen_o) );
+
+ assign s3_dat_miso[15:8] = 8'd0;
+
+ // I2C -- Don't use external transistors for open drain, the FPGA implements this
+ IOBUF scl_pin(.O(scl_pad_i), .IO(db_scl), .I(scl_pad_o), .T(scl_pad_oen_o));
+ IOBUF sda_pin(.O(sda_pad_i), .IO(db_sda), .I(sda_pad_o), .T(sda_pad_oen_o));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // GPIOs
+
+ wire [31:0] gpio_readback;
+
+ gpio_atr #(.BASE(SR_GPIO), .WIDTH(32))
+ gpio_atr(.clk(wb_clk),.reset(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .rx(run_rx0 | run_rx1), .tx(run_tx),
+ .gpio({io_tx,io_rx}), .gpio_readback(gpio_readback) );
+
+ ////////////////////////////////////////////////////////////////////////////
+ // FIFO to WB slave for async messages - Slave #5
+
+ //signals between fifo and buffer module
+ wire [35:0] _tx_err_data;
+ wire _tx_err_src_rdy, _tx_err_dst_rdy;
+
+ fifo_cascade #(.WIDTH(36), .SIZE(9/*512 lines plenty for short pkts*/)) err_fifo(
+ .clk(wb_clk), .reset(wb_rst), .clear(wb_rst),
+ .datain(tx_err_data), .src_rdy_i(tx_err_src_rdy), .dst_rdy_o(tx_err_dst_rdy),
+ .dataout(_tx_err_data), .src_rdy_o(_tx_err_src_rdy), .dst_rdy_i(_tx_err_dst_rdy)
+ );
+
+ wire [31:0] err_status, err_data32;
+ //the buffer is 32 bits, but the data is 16, so mux based on the addr bit
+ assign s5_dat_miso = (s5_adr[1] == 1'b0)? err_data32[15:0] : err_data32[31:16];
+
+ buffer_int2 #(.BASE(SR_ERR_CTRL), .BUF_SIZE(5)) fifo_to_wb(
+ .clk(wb_clk), .rst(wb_rst),
+ .set_stb(set_stb), .set_addr(set_addr), .set_data(set_data),
+ .status(err_status),
+ // Wishbone interface to RAM
+ .wb_clk_i(wb_clk), .wb_rst_i(wb_rst),
+ .wb_we_i(s5_we), .wb_stb_i(s5_stb),
+ .wb_adr_i({5'b0,s5_adr}), .wb_dat_i({16'b0, s5_dat_mosi}),
+ .wb_dat_o(err_data32), .wb_ack_o(s5_ack),
+ // Write FIFO Interface
+ .wr_data_i(_tx_err_data), .wr_ready_i(_tx_err_src_rdy), .wr_ready_o(_tx_err_dst_rdy),
+ // Read FIFO Interface
+ .rd_data_o(), .rd_ready_o(), .rd_ready_i(1'b0)
+ );
+
+ ////////////////////////////////////////////////////////////////////////////
+ // Interrupts
+
+ always @(posedge wb_clk)
+ proc_int <= (|err_status[1:0]);
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Settings Bus -- Slave #8 + 9
+
+ // only have 64 regs, 32 bits each with current setup...
+ settings_bus_16LE #(.AWIDTH(11),.RWIDTH(8)) settings_bus_16LE
+ (.wb_clk(wb_clk),.wb_rst(wb_rst),.wb_adr_i(s8_adr),.wb_dat_i(s8_dat_mosi),
+ .wb_stb_i(s8_stb),.wb_we_i(s8_we),.wb_ack_o(s8_ack),
+ .strobe(set_stb),.addr(set_addr),.data(set_data) );
+
+ user_settings #(.BASE(SR_USER_REGS)) user_settings
+ (.clk(wb_clk),.rst(wb_rst),.set_stb(set_stb),
+ .set_addr(set_addr),.set_data(set_data),
+ .set_addr_user(set_addr_user),.set_data_user(set_data_user),
+ .set_stb_user(set_stb_user) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Readback mux 32 -- Slave #7
+
+ //compatibility number -> increment when the fpga has been sufficiently altered
+ localparam compat_num = {16'd9, 16'd1}; //major, minor
+
+ wire [31:0] reg_test32;
+
+ //this setting reg is persistent across resets, to check for fpga loaded
+ setting_reg #(.my_addr(SR_REG_TEST32)) sr_reg_test32
+ (.clk(wb_clk),.rst(/*wb_rst*/1'b0),.strobe(set_stb),.addr(set_addr),
+ .in(set_data),.out(reg_test32),.changed());
+
+ wb_readback_mux_16LE readback_mux_32
+ (.wb_clk_i(wb_clk), .wb_rst_i(wb_rst), .wb_stb_i(s7_stb),
+ .wb_adr_i({5'b0,s7_adr}), .wb_dat_o(s7_dat_miso), .wb_ack_o(s7_ack),
+
+ .word00(vita_time[63:32]), .word01(vita_time[31:0]),
+ .word02(vita_time_pps[63:32]), .word03(vita_time_pps[31:0]),
+ .word04(reg_test32), .word05(err_status),
+ .word06(compat_num), .word07(gpio_readback),
+ .word08(32'b0), .word09(32'b0),
+ .word10(32'b0), .word11(32'b0),
+ .word12(32'b0), .word13(32'b0),
+ .word14(32'b0), .word15(32'b0)
+ );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // VITA Timing
+
+ time_64bit #(.BASE(SR_TIME64)) time_64bit
+ (.clk(wb_clk), .rst(wb_rst), .set_stb(set_stb), .set_addr(set_addr), .set_data(set_data),
+ .pps(pps_in), .vita_time(vita_time), .vita_time_pps(vita_time_pps), .pps_int(pps_int),
+ .exp_time_in(0));
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // Debug circuitry
+
+ assign debug_clk = 2'b00; //{ EM_CLK, clk_fpga };
+ assign debug = 0;
+
+endmodule // u1e_core
diff --git a/fpga/usrp2/top/Makefile.common b/fpga/usrp2/top/Makefile.common
new file mode 100644
index 000000000..3b71e7b13
--- /dev/null
+++ b/fpga/usrp2/top/Makefile.common
@@ -0,0 +1,64 @@
+#
+# Copyright 2008-2011 Ettus Research LLC
+#
+
+##################################################
+# Constants
+##################################################
+ISE_VER = $(shell xtclsh -h | head -n1 | cut -f2 -d" " | cut -f1 -d.)
+ifeq ($(ISE_VER),10)
+ ISE_EXT = ise
+else
+ ISE_EXT = xise
+endif
+BASE_DIR = $(abspath ..)
+ISE_HELPER = xtclsh $(BASE_DIR)/tcl/ise_helper.tcl
+SANITY_CHECKER = python $(BASE_DIR)/python/check_inout.py
+TIMING_CHECKER = python $(BASE_DIR)/python/check_timing.py
+ISE_FILE = $(BUILD_DIR)/$(TOP_MODULE).$(ISE_EXT)
+BIN_FILE = $(BUILD_DIR)/$(TOP_MODULE).bin
+BIT_FILE = $(BUILD_DIR)/$(TOP_MODULE).bit
+MCS_FILE = $(BUILD_DIR)/$(TOP_MODULE).mcs
+TWR_FILE = $(BUILD_DIR)/$(TOP_MODULE).twr
+
+##################################################
+# Global Targets
+##################################################
+all: bin
+
+proj: $(ISE_FILE)
+
+check: $(ISE_FILE)
+ $(SANITY_CHECKER) $(TOP_MODULE).v $(TOP_MODULE).ucf
+ $(ISE_HELPER) "Check Syntax"
+
+synth: $(ISE_FILE)
+ $(ISE_HELPER) "Synthesize - XST"
+
+bin: check $(BIN_FILE)
+ $(TIMING_CHECKER) $(TWR_FILE)
+
+mcs: $(MCS_FILE)
+
+clean:
+ $(RM) -r $(BUILD_DIR)
+
+.PHONY: all proj check synth bin mcs clean
+
+##################################################
+# Dependency Targets
+##################################################
+.SECONDEXPANSION:
+$(ISE_FILE): $$(SOURCES) $$(MAKEFILE_LIST)
+ @echo $@
+ $(ISE_HELPER) ""
+
+$(BIN_FILE): $(ISE_FILE) $$(SOURCES) $$(MAKEFILE_LIST)
+ @echo $@
+ $(ISE_HELPER) "Generate Programming File"
+ touch $@
+
+$(MCS_FILE): $(BIN_FILE)
+ promgen -w -spi -p mcs -o $(MCS_FILE) -s 4096 -u 0 $(BIT_FILE)
+
+.EXPORT_ALL_VARIABLES:
diff --git a/fpga/usrp2/top/N2x0/.gitignore b/fpga/usrp2/top/N2x0/.gitignore
new file mode 100644
index 000000000..1b2211df0
--- /dev/null
+++ b/fpga/usrp2/top/N2x0/.gitignore
@@ -0,0 +1 @@
+build*
diff --git a/fpga/usrp2/top/N2x0/Makefile b/fpga/usrp2/top/N2x0/Makefile
new file mode 100644
index 000000000..b6a3d9624
--- /dev/null
+++ b/fpga/usrp2/top/N2x0/Makefile
@@ -0,0 +1,23 @@
+#
+# Copyright 2011 Ettus Research LLC
+#
+
+all: N200R3 N210R3 N200R4 N210R4
+ find -name "*.twr" | xargs grep constraint | grep met
+
+clean:
+ rm -rf build*
+
+N200R3:
+ make -f Makefile.$@ bin
+
+N210R3:
+ make -f Makefile.$@ bin
+
+N200R4:
+ make -f Makefile.$@ bin
+
+N210R4:
+ make -f Makefile.$@ bin
+
+.PHONY: all clean
diff --git a/fpga/usrp2/top/N2x0/Makefile.N200R3 b/fpga/usrp2/top/N2x0/Makefile.N200R3
new file mode 100644
index 000000000..07b955d13
--- /dev/null
+++ b/fpga/usrp2/top/N2x0/Makefile.N200R3
@@ -0,0 +1,104 @@
+#
+# Copyright 2008-2012 Ettus Research LLC
+#
+
+##################################################
+# Project Setup
+##################################################
+TOP_MODULE = u2plus
+BUILD_DIR = $(abspath build$(ISE)-N200R3)
+
+# set me in a custom makefile
+CUSTOM_SRCS =
+CUSTOM_DEFS =
+
+##################################################
+# Include other makefiles
+##################################################
+
+include ../Makefile.common
+include ../../fifo/Makefile.srcs
+include ../../control_lib/Makefile.srcs
+include ../../sdr_lib/Makefile.srcs
+include ../../serdes/Makefile.srcs
+include ../../simple_gemac/Makefile.srcs
+include ../../timing/Makefile.srcs
+include ../../opencores/Makefile.srcs
+include ../../vrt/Makefile.srcs
+include ../../udp/Makefile.srcs
+include ../../coregen/Makefile.srcs
+include ../../extramfifo/Makefile.srcs
+
+
+##################################################
+# Project Properties
+##################################################
+export PROJECT_PROPERTIES := \
+family "Spartan-3A DSP" \
+device xc3sd1800a \
+package fg676 \
+speed -5 \
+top_level_module_type "HDL" \
+synthesis_tool "XST (VHDL/Verilog)" \
+simulator "ISE Simulator (VHDL/Verilog)" \
+"Preferred Language" "Verilog" \
+"Enable Message Filtering" FALSE \
+"Display Incremental Messages" FALSE
+
+##################################################
+# Sources
+##################################################
+TOP_SRCS = \
+u2plus_core.v \
+u2plus.v \
+u2plus.ucf
+
+SOURCES = $(abspath $(TOP_SRCS)) $(FIFO_SRCS) \
+$(CONTROL_LIB_SRCS) $(SDR_LIB_SRCS) $(SERDES_SRCS) \
+$(SIMPLE_GEMAC_SRCS) $(TIMING_SRCS) $(OPENCORES_SRCS) \
+$(VRT_SRCS) $(UDP_SRCS) $(COREGEN_SRCS) $(EXTRAM_SRCS)
+
+##################################################
+# Process Properties
+##################################################
+SYNTHESIZE_PROPERTIES = \
+"Number of Clock Buffers" 8 \
+"Pack I/O Registers into IOBs" Yes \
+"Optimization Effort" High \
+"Optimize Instantiated Primitives" TRUE \
+"Register Balancing" Yes \
+"Use Clock Enable" Auto \
+"Use Synchronous Reset" Auto \
+"Use Synchronous Set" Auto \
+"Verilog Macros" "$(CUSTOM_DEFS)"
+
+TRANSLATE_PROPERTIES = \
+"Macro Search Path" "$(shell pwd)/../../coregen/"
+
+MAP_PROPERTIES = \
+"Generate Detailed MAP Report" TRUE \
+"Allow Logic Optimization Across Hierarchy" TRUE \
+"Map to Input Functions" 4 \
+"Optimization Strategy (Cover Mode)" Speed \
+"Pack I/O Registers/Latches into IOBs" "For Inputs and Outputs" \
+"Perform Timing-Driven Packing and Placement" TRUE \
+"Map Effort Level" High \
+"Extra Effort" Normal \
+"Combinatorial Logic Optimization" TRUE \
+"Register Duplication" TRUE
+
+PLACE_ROUTE_PROPERTIES = \
+"Place & Route Effort Level (Overall)" High
+
+STATIC_TIMING_PROPERTIES = \
+"Number of Paths in Error/Verbose Report" 10 \
+"Report Type" "Error Report"
+
+GEN_PROG_FILE_PROPERTIES = \
+"Configuration Rate" 6 \
+"Create Binary Configuration File" TRUE \
+"Done (Output Events)" 5 \
+"Enable Bitstream Compression" TRUE \
+"Enable Outputs (Output Events)" 6
+
+SIM_MODEL_PROPERTIES = ""
diff --git a/fpga/usrp2/top/N2x0/Makefile.N200R4 b/fpga/usrp2/top/N2x0/Makefile.N200R4
new file mode 100644
index 000000000..8b1090308
--- /dev/null
+++ b/fpga/usrp2/top/N2x0/Makefile.N200R4
@@ -0,0 +1,105 @@
+#
+# Copyright 2008-2012 Ettus Research LLC
+#
+
+##################################################
+# Project Setup
+##################################################
+TOP_MODULE = u2plus
+BUILD_DIR = $(abspath build$(ISE)-N200R4)
+
+# set me in a custom makefile
+CUSTOM_SRCS =
+CUSTOM_DEFS =
+
+##################################################
+# Include other makefiles
+##################################################
+
+include ../Makefile.common
+include ../../fifo/Makefile.srcs
+include ../../control_lib/Makefile.srcs
+include ../../sdr_lib/Makefile.srcs
+include ../../serdes/Makefile.srcs
+include ../../simple_gemac/Makefile.srcs
+include ../../timing/Makefile.srcs
+include ../../opencores/Makefile.srcs
+include ../../vrt/Makefile.srcs
+include ../../udp/Makefile.srcs
+include ../../coregen/Makefile.srcs
+include ../../extramfifo/Makefile.srcs
+
+
+##################################################
+# Project Properties
+##################################################
+export PROJECT_PROPERTIES := \
+family "Spartan-3A DSP" \
+device xc3sd1800a \
+package fg676 \
+speed -5 \
+top_level_module_type "HDL" \
+synthesis_tool "XST (VHDL/Verilog)" \
+simulator "ISE Simulator (VHDL/Verilog)" \
+"Preferred Language" "Verilog" \
+"Enable Message Filtering" FALSE \
+"Display Incremental Messages" FALSE
+
+##################################################
+# Sources
+##################################################
+TOP_SRCS = \
+capture_ddrlvds.v \
+u2plus_core.v \
+u2plus.v \
+u2plus.ucf
+
+SOURCES = $(abspath $(TOP_SRCS)) $(FIFO_SRCS) \
+$(CONTROL_LIB_SRCS) $(SDR_LIB_SRCS) $(SERDES_SRCS) \
+$(SIMPLE_GEMAC_SRCS) $(TIMING_SRCS) $(OPENCORES_SRCS) \
+$(VRT_SRCS) $(UDP_SRCS) $(COREGEN_SRCS) $(EXTRAM_SRCS)
+
+##################################################
+# Process Properties
+##################################################
+SYNTHESIZE_PROPERTIES = \
+"Number of Clock Buffers" 8 \
+"Pack I/O Registers into IOBs" Yes \
+"Optimization Effort" High \
+"Optimize Instantiated Primitives" TRUE \
+"Register Balancing" Yes \
+"Use Clock Enable" Auto \
+"Use Synchronous Reset" Auto \
+"Use Synchronous Set" Auto \
+"Verilog Macros" "LVDS=1 $(CUSTOM_DEFS)"
+
+TRANSLATE_PROPERTIES = \
+"Macro Search Path" "$(shell pwd)/../../coregen/"
+
+MAP_PROPERTIES = \
+"Generate Detailed MAP Report" TRUE \
+"Allow Logic Optimization Across Hierarchy" TRUE \
+"Map to Input Functions" 4 \
+"Optimization Strategy (Cover Mode)" Speed \
+"Pack I/O Registers/Latches into IOBs" "For Inputs and Outputs" \
+"Perform Timing-Driven Packing and Placement" TRUE \
+"Map Effort Level" High \
+"Extra Effort" Normal \
+"Combinatorial Logic Optimization" TRUE \
+"Register Duplication" TRUE
+
+PLACE_ROUTE_PROPERTIES = \
+"Place & Route Effort Level (Overall)" High
+
+STATIC_TIMING_PROPERTIES = \
+"Number of Paths in Error/Verbose Report" 10 \
+"Report Type" "Error Report"
+
+GEN_PROG_FILE_PROPERTIES = \
+"Configuration Rate" 6 \
+"Create Binary Configuration File" TRUE \
+"Done (Output Events)" 5 \
+"Enable Bitstream Compression" TRUE \
+"Enable Outputs (Output Events)" 6
+
+SIM_MODEL_PROPERTIES = ""
diff --git a/fpga/usrp2/top/N2x0/Makefile.N210R3 b/fpga/usrp2/top/N2x0/Makefile.N210R3
new file mode 100644
index 000000000..411aa20f1
--- /dev/null
+++ b/fpga/usrp2/top/N2x0/Makefile.N210R3
@@ -0,0 +1,104 @@
+#
+# Copyright 2008-2012 Ettus Research LLC
+#
+
+##################################################
+# Project Setup
+##################################################
+TOP_MODULE = u2plus
+BUILD_DIR = $(abspath build$(ISE)-N210R3)
+
+# set me in a custom makefile
+CUSTOM_SRCS =
+CUSTOM_DEFS =
+
+##################################################
+# Include other makefiles
+##################################################
+
+include ../Makefile.common
+include ../../fifo/Makefile.srcs
+include ../../control_lib/Makefile.srcs
+include ../../sdr_lib/Makefile.srcs
+include ../../serdes/Makefile.srcs
+include ../../simple_gemac/Makefile.srcs
+include ../../timing/Makefile.srcs
+include ../../opencores/Makefile.srcs
+include ../../vrt/Makefile.srcs
+include ../../udp/Makefile.srcs
+include ../../coregen/Makefile.srcs
+include ../../extramfifo/Makefile.srcs
+
+
+##################################################
+# Project Properties
+##################################################
+export PROJECT_PROPERTIES := \
+family "Spartan-3A DSP" \
+device xc3sd3400a \
+package fg676 \
+speed -5 \
+top_level_module_type "HDL" \
+synthesis_tool "XST (VHDL/Verilog)" \
+simulator "ISE Simulator (VHDL/Verilog)" \
+"Preferred Language" "Verilog" \
+"Enable Message Filtering" FALSE \
+"Display Incremental Messages" FALSE
+
+##################################################
+# Sources
+##################################################
+TOP_SRCS = \
+u2plus_core.v \
+u2plus.v \
+u2plus.ucf
+
+SOURCES = $(abspath $(TOP_SRCS)) $(FIFO_SRCS) \
+$(CONTROL_LIB_SRCS) $(SDR_LIB_SRCS) $(SERDES_SRCS) \
+$(SIMPLE_GEMAC_SRCS) $(TIMING_SRCS) $(OPENCORES_SRCS) \
+$(VRT_SRCS) $(UDP_SRCS) $(COREGEN_SRCS) $(EXTRAM_SRCS)
+
+##################################################
+# Process Properties
+##################################################
+SYNTHESIZE_PROPERTIES = \
+"Number of Clock Buffers" 8 \
+"Pack I/O Registers into IOBs" Yes \
+"Optimization Effort" High \
+"Optimize Instantiated Primitives" TRUE \
+"Register Balancing" Yes \
+"Use Clock Enable" Auto \
+"Use Synchronous Reset" Auto \
+"Use Synchronous Set" Auto \
+"Verilog Macros" "$(CUSTOM_DEFS)"
+
+TRANSLATE_PROPERTIES = \
+"Macro Search Path" "$(shell pwd)/../../coregen/"
+
+MAP_PROPERTIES = \
+"Generate Detailed MAP Report" TRUE \
+"Allow Logic Optimization Across Hierarchy" TRUE \
+"Map to Input Functions" 4 \
+"Optimization Strategy (Cover Mode)" Speed \
+"Pack I/O Registers/Latches into IOBs" "For Inputs and Outputs" \
+"Perform Timing-Driven Packing and Placement" TRUE \
+"Map Effort Level" High \
+"Extra Effort" Normal \
+"Combinatorial Logic Optimization" TRUE \
+"Register Duplication" TRUE
+
+PLACE_ROUTE_PROPERTIES = \
+"Place & Route Effort Level (Overall)" High
+
+STATIC_TIMING_PROPERTIES = \
+"Number of Paths in Error/Verbose Report" 10 \
+"Report Type" "Error Report"
+
+GEN_PROG_FILE_PROPERTIES = \
+"Configuration Rate" 6 \
+"Create Binary Configuration File" TRUE \
+"Done (Output Events)" 5 \
+"Enable Bitstream Compression" TRUE \
+"Enable Outputs (Output Events)" 6
+
+SIM_MODEL_PROPERTIES = ""
diff --git a/fpga/usrp2/top/N2x0/Makefile.N210R4 b/fpga/usrp2/top/N2x0/Makefile.N210R4
new file mode 100644
index 000000000..44ce17b3f
--- /dev/null
+++ b/fpga/usrp2/top/N2x0/Makefile.N210R4
@@ -0,0 +1,105 @@
+#
+# Copyright 2008-2012 Ettus Research LLC
+#
+
+##################################################
+# Project Setup
+##################################################
+TOP_MODULE = u2plus
+BUILD_DIR = $(abspath build$(ISE)-N210R4)
+
+# set me in a custom makefile
+CUSTOM_SRCS =
+CUSTOM_DEFS =
+
+##################################################
+# Include other makefiles
+##################################################
+
+include ../Makefile.common
+include ../../fifo/Makefile.srcs
+include ../../control_lib/Makefile.srcs
+include ../../sdr_lib/Makefile.srcs
+include ../../serdes/Makefile.srcs
+include ../../simple_gemac/Makefile.srcs
+include ../../timing/Makefile.srcs
+include ../../opencores/Makefile.srcs
+include ../../vrt/Makefile.srcs
+include ../../udp/Makefile.srcs
+include ../../coregen/Makefile.srcs
+include ../../extramfifo/Makefile.srcs
+
+
+##################################################
+# Project Properties
+##################################################
+export PROJECT_PROPERTIES := \
+family "Spartan-3A DSP" \
+device xc3sd3400a \
+package fg676 \
+speed -5 \
+top_level_module_type "HDL" \
+synthesis_tool "XST (VHDL/Verilog)" \
+simulator "ISE Simulator (VHDL/Verilog)" \
+"Preferred Language" "Verilog" \
+"Enable Message Filtering" FALSE \
+"Display Incremental Messages" FALSE
+
+##################################################
+# Sources
+##################################################
+TOP_SRCS = \
+capture_ddrlvds.v \
+u2plus_core.v \
+u2plus.v \
+u2plus.ucf
+
+SOURCES = $(abspath $(TOP_SRCS)) $(FIFO_SRCS) \
+$(CONTROL_LIB_SRCS) $(SDR_LIB_SRCS) $(SERDES_SRCS) \
+$(SIMPLE_GEMAC_SRCS) $(TIMING_SRCS) $(OPENCORES_SRCS) \
+$(VRT_SRCS) $(UDP_SRCS) $(COREGEN_SRCS) $(EXTRAM_SRCS)
+
+##################################################
+# Process Properties
+##################################################
+SYNTHESIZE_PROPERTIES = \
+"Number of Clock Buffers" 8 \
+"Pack I/O Registers into IOBs" Yes \
+"Optimization Effort" High \
+"Optimize Instantiated Primitives" TRUE \
+"Register Balancing" Yes \
+"Use Clock Enable" Auto \
+"Use Synchronous Reset" Auto \
+"Use Synchronous Set" Auto \
+"Verilog Macros" "LVDS=1 $(CUSTOM_DEFS)"
+
+TRANSLATE_PROPERTIES = \
+"Macro Search Path" "$(shell pwd)/../../coregen/"
+
+MAP_PROPERTIES = \
+"Generate Detailed MAP Report" TRUE \
+"Allow Logic Optimization Across Hierarchy" TRUE \
+"Map to Input Functions" 4 \
+"Optimization Strategy (Cover Mode)" Speed \
+"Pack I/O Registers/Latches into IOBs" "For Inputs and Outputs" \
+"Perform Timing-Driven Packing and Placement" TRUE \
+"Map Effort Level" High \
+"Extra Effort" Normal \
+"Combinatorial Logic Optimization" TRUE \
+"Register Duplication" TRUE
+
+PLACE_ROUTE_PROPERTIES = \
+"Place & Route Effort Level (Overall)" High
+
+STATIC_TIMING_PROPERTIES = \
+"Number of Paths in Error/Verbose Report" 10 \
+"Report Type" "Error Report"
+
+GEN_PROG_FILE_PROPERTIES = \
+"Configuration Rate" 6 \
+"Create Binary Configuration File" TRUE \
+"Done (Output Events)" 5 \
+"Enable Bitstream Compression" TRUE \
+"Enable Outputs (Output Events)" 6
+
+SIM_MODEL_PROPERTIES = ""
diff --git a/fpga/usrp2/top/N2x0/bootloader.rmi b/fpga/usrp2/top/N2x0/bootloader.rmi
new file mode 100644
index 000000000..cf51f52b4
--- /dev/null
+++ b/fpga/usrp2/top/N2x0/bootloader.rmi
@@ -0,0 +1,512 @@
+defparam bootram.RAM0.INIT_00=256'h00000000_00000000_00000000_dbaa0400_3a0b0b80_80e7e80c_82700b0b_0b0b0b0b;
+defparam bootram.RAM0.INIT_01=256'h00000000_00000000_00000000_800c0400_880c840c_80dbf42d_88080b0b_80088408;
+defparam bootram.RAM0.INIT_02=256'h00000000_00000000_04000000_ffff0652_832b2a83_81058205_72830609_71fd0608;
+defparam bootram.RAM0.INIT_03=256'h83a70400_0b0b0b0b_7383ffff_2b2b0906_05820583_83060981_83ffff73_71fd0608;
+defparam bootram.RAM0.INIT_04=256'h00000000_00000000_53510400_070a8106_73097306_09060906_72057373_72098105;
+defparam bootram.RAM0.INIT_05=256'h00000000_00000000_00000000_00000000_00000000_51040000_732e0753_72722473;
+defparam bootram.RAM0.INIT_06=256'h00000000_53510400_81065151_0a31050a_0a720a10_30720a10_71068106_71737109;
+defparam bootram.RAM0.INIT_07=256'h00000000_00000000_00000000_00000000_00000000_51040000_732e0753_72722673;
+defparam bootram.RAM0.INIT_08=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM0.INIT_09=256'h00000000_00000000_00000000_00000000_00000000_00000000_c4040000_0b0b0b88;
+defparam bootram.RAM0.INIT_0A=256'h00000000_00000000_00000000_00000000_00000000_00000000_0a535104_720a722b;
+defparam bootram.RAM0.INIT_0B=256'h00000000_00000000_00000000_00000000_05040000_0b0b88a7_0981050b_72729f06;
+defparam bootram.RAM0.INIT_0C=256'h00000000_00000000_04000000_06075351_8106ff05_0974090a_739f062a_72722aff;
+defparam bootram.RAM0.INIT_0D=256'h00000000_0c515104_0772fc06_832b0b2b_81058205_73830609_020d0406_71715351;
+defparam bootram.RAM0.INIT_0E=256'h00000000_00000000_00000000_51040000_0a810653_81050906_72050970_72098105;
+defparam bootram.RAM0.INIT_0F=256'h00000000_00000000_00000000_53510400_0a098106_81050906_72050970_72098105;
+defparam bootram.RAM0.INIT_10=256'h00000000_00000000_00000000_00000000_00000000_00000000_52040000_71098105;
+defparam bootram.RAM0.INIT_11=256'h00000000_00000000_00000000_00000000_00000000_04000000_05055351_72720981;
+defparam bootram.RAM0.INIT_12=256'h00000000_00000000_00000000_00000000_00000000_07535104_73730906_72097206;
+defparam bootram.RAM0.INIT_13=256'h00000000_00000000_04000000_81ff0652_1010102a_81058305_72830609_71fc0608;
+defparam bootram.RAM0.INIT_14=256'h00000000_00000000_88aa0400_060b0b0b_10100508_d4738306_0b0b80e7_71fc0608;
+defparam bootram.RAM0.INIT_15=256'h00000000_0c510400_0c840c80_80085688_cb2d5050_0b0b80d2_88087575_80088408;
+defparam bootram.RAM0.INIT_16=256'h00000000_0c510400_0c840c80_80085688_fd2d5050_0b0b80d3_88087575_80088408;
+defparam bootram.RAM0.INIT_17=256'h04000000_07515151_05ff0506_73097274_70547106_8106ff05_0509060a_72097081;
+defparam bootram.RAM0.INIT_18=256'h51040000_06075151_7405ff05_06730972_05705471_098106ff_0509060a_72097081;
+defparam bootram.RAM0.INIT_19=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_05ff0504;
+defparam bootram.RAM0.INIT_1A=256'h00000000_00000000_00000000_00000000_00000000_51040000_80e7e40c_810b0b0b;
+defparam bootram.RAM0.INIT_1B=256'h00000000_00000000_00000000_00000000_00000000_00000000_04000000_71810552;
+defparam bootram.RAM0.INIT_1C=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM0.INIT_1D=256'h00000000_00000000_00000000_00000000_00000000_04000000_10100552_02840572;
+defparam bootram.RAM0.INIT_1E=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM0.INIT_1F=256'h00000000_00000000_00000000_00000000_00000000_020d0400_05715351_717105ff;
+defparam bootram.RAM0.INIT_20=256'h10101010_10101010_10101010_10101010_10101010_10101010_d3f13f04_82813f80;
+defparam bootram.RAM0.INIT_21=256'hfc060c51_102b0772_83051010_06098105_ff067383_51047381_10101053_10101010;
+defparam bootram.RAM0.INIT_22=256'h51535104_72ed3851_0a100a53_71105272_09720605_8106ff05_72728072_51043c04;
+defparam bootram.RAM0.INIT_23=256'h800b80e8_b40c82a0_0b0b80e8_8380800b_822ebd38_80e7e808_802ea438_80e7e408;
+defparam bootram.RAM0.INIT_24=256'h0b80e8b8_80808280_e8b40cf8_0b0b0b80_808080a4_bc0c04f8_800b80e8_b80c8290;
+defparam bootram.RAM0.INIT_25=256'h940b80e8_80c0a880_80e8b40c_8c0b0b0b_80c0a880_e8bc0c04_84800b80_0cf88080;
+defparam bootram.RAM0.INIT_26=256'h70085252_80e7f008_5170a738_80e8c033_04ff3d0d_80e8bc0c_80dca40b_b80c0b0b;
+defparam bootram.RAM0.INIT_27=256'hc034833d_810b80e8_5270ee38_08700852_2d80e7f0_e7f00c70_38841280_70802e94;
+defparam bootram.RAM0.INIT_28=256'h38823d0d_09810685_800b802e_0b0b0b0b_802e8e38_80e8b008_3d0d0b0b_0d040480;
+defparam bootram.RAM0.INIT_29=256'h389d3d22_5b7a80c4_0da13d08_0404e63d_3f823d0d_0b0bf5d4_e8b0510b_040b0b80;
+defparam bootram.RAM0.INIT_2A=256'h862e8c38_39798380_8e3882fb_8380842e_248b3879_79838085_852eac38_5a798380;
+defparam bootram.RAM0.INIT_2B=256'h0c82d439_7a80e8c4_81e4d00c_0c86397a_0b81e2cc_0c8e3981_0b81e18c_82f13981;
+defparam bootram.RAM0.INIT_2C=256'h82b53979_842e9f38_38798380_8085248b_a7387983_8380852e_225b4079_800ba03d;
+defparam bootram.RAM0.INIT_2D=256'h4288539d_83409a3d_81408339_82408739_3882a439_80872e8c_8b387983_8380862e;
+defparam bootram.RAM0.INIT_2E=256'h9d3df405_963d7053_80cbe43f_3d526251_4388539d_f23f983d_615180cb_3d880552;
+defparam bootram.RAM0.INIT_2F=256'h3f800808_68458cde_22993d23_08498e1b_fb38881b_3d082780_3f8f0ba3_5241acb8;
+defparam bootram.RAM0.INIT_30=256'h9c3de405_08456052_cf3f8008_2e88388c_5b5b7a7a_06657b06_8008087a_5a8ccd3f;
+defparam bootram.RAM0.INIT_31=256'hff5b7a44_51a0da3f_9c3de405_81068b38_797b2e09_065a805b_800881ff_51abf93f;
+defparam bootram.RAM0.INIT_32=256'h887c26ed_34811c5c_5b79337b_3d7d055b_5c7b1d9e_0b833d5e_e0055480_84559c3d;
+defparam bootram.RAM0.INIT_33=256'h621d5b5b_5e5c7b1d_800b883d_615b5f5f_08028405_8bdc3f80_519ff53f_389f3d22;
+defparam bootram.RAM0.INIT_34=256'h811c5c88_79337b34_631d5b5b_5e5c7b1d_800b901f_7c26ef38_811c5c88_79337b34;
+defparam bootram.RAM0.INIT_35=256'h805c7b1e_7c26ef38_811c5c86_79337b34_7f1d5b5b_5e5c7b1d_800b881f_7c26ef38;
+defparam bootram.RAM0.INIT_36=256'h84120859_3d0d686a_3d0d04ee_9af13f9c_7c26ef38_811c5c86_79337b34_611d5b5b;
+defparam bootram.RAM0.INIT_37=256'h95e93f80_80dca851_75538c52_802e8c38_2e943875_0856758c_279c3877_5a588379;
+defparam bootram.RAM0.INIT_38=256'hff9f1756_8818085d_8c5ba05c_d63fa057_dcf85195_53a45280_268e3878_e15778a3;
+defparam bootram.RAM0.INIT_39=256'heb399518_08085e81_8a9a3f80_0480c15c_05567508_2980dee8_81387584_75922682;
+defparam bootram.RAM0.INIT_3A=256'h97193357_0852800b_08538c18_33549018_76559618_83388457_7580f22e_33568257;
+defparam bootram.RAM0.INIT_3B=256'h3dea0553_33705495_b3398d18_80d35c81_3f80085f_76519791_83388157_5775772e;
+defparam bootram.RAM0.INIT_3C=256'h3f80c85c_52568ecc_538c1933_70548e19_398d1833_80c95c94_568dbf3f_8c193352;
+defparam bootram.RAM0.INIT_3D=256'h058c1908_2980dfb4_c2387584_75852680_33ff0556_ff399418_b5053480_75028405;
+defparam bootram.RAM0.INIT_3E=256'h39768429_2277239b_a2399218_1808770c_5fa93990_ae397622_0476085f_58567508;
+defparam bootram.RAM0.INIT_3F=256'h785e80cc_d25cad39_710c5680_05901908_2980e8c4_8e397684_70084056_80e8c405;
+defparam bootram.RAM1.INIT_00=256'h81185888_75337734_79055757_7719963d_833d5a58_0554800b_55943ddc_5c8c1808;
+defparam bootram.RAM1.INIT_01=256'h57753377_3d790557_58771996_0b833d5a_dc055480_a455943d_a439a05c_7826ed38;
+defparam bootram.RAM1.INIT_02=256'hc4525393_705380dd_fe3d0d74_943d0d04_519c8d3f_38838080_887826ed_34811858;
+defparam bootram.RAM1.INIT_03=256'h88b33f72_a0527251_a33f8d39_90b83f9d_c43f8151_52a05188_2e9238a0_863f7280;
+defparam bootram.RAM1.INIT_04=256'h805192c7_8a5280de_5189a43f_3f80dde4_973fa5de_fa3d0d82_843d0d04_5190a73f;
+defparam bootram.RAM1.INIT_05=256'h90fc3f88_3f800851_e23f878e_abe53f87_80e8e00c_be3f820b_dea05192_3f8c5280;
+defparam bootram.RAM1.INIT_06=256'h95b83f86_52800851_86f03f73_3f800854_b53f8780_91963f88_3f800851_c13f878c;
+defparam bootram.RAM1.INIT_07=256'h83808451_3f8ab252_805195fe_d7528380_95c23f8d_518f873f_85528008_ef3f8380;
+defparam bootram.RAM1.INIT_08=256'h875195d6_b2528380_95e03f8a_83808551_3f8ab252_865195ea_b2528380_95f43f8a;
+defparam bootram.RAM1.INIT_09=256'h8e3faea0_90d451ac_518ef33f_a7bb3f80_83809251_5195cb3f_52838082_3f80c3cf;
+defparam bootram.RAM1.INIT_0A=256'h82fdee2e_22555573_80088e05_80c93876_8008802e_3f800856_05518eea_3f883dfc;
+defparam bootram.RAM1.INIT_0B=256'h90e93f94_80decc51_80089a38_80c6f03f_08900551_dec45280_38845380_098106ad;
+defparam bootram.RAM1.INIT_0C=256'h8e3f8ce1_8def3fa7_519c863f_39745275_85e03f88_f93f7351_8fda3f86_16705254;
+defparam bootram.RAM1.INIT_0D=256'h51868f3f_3f9f5280_963f88e6_87ea3f8c_3f82b73f_c23f92b1_fe3d0d86_3fff9e39;
+defparam bootram.RAM1.INIT_0E=256'h885185d1_c83f8852_82ac518b_5185de3f_3f845284_ac518bd5_85eb3f82_9f528051;
+defparam bootram.RAM1.INIT_0F=256'h3f80e451_805185b5_82539f52_518bae3f_c43f82ac_52905185_8bbb3f90_3f82ac51;
+defparam bootram.RAM1.INIT_10=256'h85b03f9f_9f529e51_8025df38_ff135372_518b923f_a83f80e4_529c5185_8b9f3f9f;
+defparam bootram.RAM1.INIT_11=256'h8b2a8106_808c0870_803d0d82_843d0d04_810b800c_81e0840c_8c3f890b_52815185;
+defparam bootram.RAM1.INIT_12=256'h57585957_82055a57_30708025_a7053370_7f028c05_3d0d7a7d_3d0d04f9_800c5182;
+defparam bootram.RAM1.INIT_13=256'h51538054_30709f2a_388a5573_88557383_832e8838_88055575_38728025_75822e93;
+defparam bootram.RAM1.INIT_14=256'h54548054_842b0751_fe057072_05777131_76812cff_802e9738_38725472_8177259e;
+defparam bootram.RAM1.INIT_15=256'h51b0b43f_73528118_51b0bc3f_ff065277_c63f7281_527b51b0_81805474_86397353;
+defparam bootram.RAM1.INIT_16=256'h527551fe_54bd5378_815580ca_9f053356_fb3d0d02_893d0d04_51b0ac3f_815280da;
+defparam bootram.RAM1.INIT_17=256'h81ff0653_bb3f8008_51d63ffe_3f815281_c551b083_0d815280_0d04fe3d_e63f873d;
+defparam bootram.RAM1.INIT_18=256'h81705654_787a5757_04fa3d0d_53843d0d_81e0800c_08709007_3881e080_72802ef3;
+defparam bootram.RAM1.INIT_19=256'h38805581_81ff2e83_71335271_83388054_5270802e_17703352_279e3872_80537276;
+defparam bootram.RAM1.INIT_1A=256'h33557481_0d80e8e4_0d04fc3d_800c883d_38815170_70802e83_74740751_1353df39;
+defparam bootram.RAM1.INIT_1B=256'h74802e95_81ff0655_9e3f8008_80d051b0_e8538252_865480e8_80e8e434_e138810b;
+defparam bootram.RAM1.INIT_1C=256'he8e85180_dfcc5280_38865380_74802e8f_81ff0655_8c3f8008_e8e851ff_38865280;
+defparam bootram.RAM1.INIT_1D=256'h845280e8_802e9538_ff065574_3f800881_d051afe3_538c5280_5480e8f0_c0993f84;
+defparam bootram.RAM1.INIT_1E=256'hf453b852_845480e8_80e8f00c_80dfd408_802e8938_ff065574_3f800881_f051fed1;
+defparam bootram.RAM1.INIT_1F=256'h81ff0655_9c3f8008_e8f451fe_38845280_74802e95_81ff0655_ae3f8008_80d051af;
+defparam bootram.RAM1.INIT_20=256'h0881ff06_aef93f80_5280d051_e8f85388_0c845480_0880e8f4_3880dfd8_74802e89;
+defparam bootram.RAM1.INIT_21=256'hdc0880e8_893880df_5574802e_0881ff06_fde73f80_80e8f851_95388452_5574802e;
+defparam bootram.RAM1.INIT_22=256'h3f80e8f8_0c04fdfa_e8f00b80_fe843f80_0b800c04_3f80e8e8_0d04fe8e_f80c863d;
+defparam bootram.RAM1.INIT_23=256'had993f80_5280d051_5475538c_0d775684_0c04fb3d_e8f40b80_fdf03f80_0b800c04;
+defparam bootram.RAM1.INIT_24=256'h80e8e434_3d0d810b_3d0d04fe_74800c87_80e8f00c_87387508_5574802e_0881ff06;
+defparam bootram.RAM1.INIT_25=256'hfc080607_067180e8_73097375_04803d0d_3f843d0d_e851be8f_cc5280e8_945380df;
+defparam bootram.RAM1.INIT_26=256'h077080e9_e9800806_75067180_0d730973_0d04803d_0c51823d_0c81e08c_7080e8fc;
+defparam bootram.RAM1.INIT_27=256'h800c843d_81c73f72_53538051_3d0d7470_af3f04fe_3d0d0481_980c5182_800c81e0;
+defparam bootram.RAM1.INIT_28=256'h06545472_337081ff_79565674_fb3d0d77_833d0d04_5181b63f_0d8a5280_0d04ff3d;
+defparam bootram.RAM1.INIT_29=256'h3d0d7352_3d0d04ff_0b800c87_3fe53980_52558191_ff065376_81157481_802e9038;
+defparam bootram.RAM1.INIT_2A=256'h0b800c84_80e73f80_8a527251_53ffbd3f_76537052_fe3d0d74_833d0d04_8051cd3f;
+defparam bootram.RAM1.INIT_2B=256'h1234823d_3380e7f4_51028f05_803d0d72_833d0d04_8051dd3f_3d0d7352_3d0d04ff;
+defparam bootram.RAM1.INIT_2C=256'hfe3d0d80_833d0d04_720c5351_e0057022_751080df_82908005_0d73a029_0d04ff3d;
+defparam bootram.RAM1.INIT_2D=256'h38843d0d_827325e5_3f811353_527251ce_e7f81333_51c63f80_13335272_5380e7f4;
+defparam bootram.RAM1.INIT_2E=256'h87388d52_2e098106_33537281_80e7f414_81069538_748a2e09_76785654_04fc3d0d;
+defparam bootram.RAM1.INIT_2F=256'h04fe3d0d_0c863d0d_38748c15_72802ef8_84140853_90800554_73a02982_7351de3f;
+defparam bootram.RAM1.INIT_30=256'h0d04ff3d_800c843d_12085372_2e853890_ff537080_11085252_90800588_74a02982;
+defparam bootram.RAM1.INIT_31=256'h800b81a8_840c5181_882a81a8_a8800c70_81ff0681_e8802270_a8880c80_0d800b81;
+defparam bootram.RAM1.INIT_32=256'h81a89008_2e818638_81517180_33555354_88059705_0d767802_0d04fd3d_880c833d;
+defparam bootram.RAM1.INIT_33=256'ha8900870_a8900c81_81900b81_81a88c0c_72108107_5170f138_81065151_70862a70;
+defparam bootram.RAM1.INIT_34=256'h70802eba_51515151_06708132_872a7081_a8900870_70f13881_06515151_812a7081;
+defparam bootram.RAM1.INIT_35=256'h70810651_0870812a_0c81a890_7081a890_8338a051_5171812e_b13880e8_3871802e;
+defparam bootram.RAM1.INIT_36=256'h0b81a890_883980c0_cc398151_34ff1252_70810556_08517074_3881a88c_515170f1;
+defparam bootram.RAM1.INIT_37=256'h2a708106_90087086_535481a8_97053355_78028805_fd3d0d76_853d0d04_0c70800c;
+defparam bootram.RAM1.INIT_38=256'h81a89008_81a8900c_81905170_802e8438_81d05171_81a88c0c_f1387210_51515170;
+defparam bootram.RAM1.INIT_39=256'h5170802e_32515151_81067081_70872a70_81a89008_5170f138_81065151_70812a70;
+defparam bootram.RAM1.INIT_3A=256'h900c81a8_517081a8_2e833890_d0517181_a88c0c80_38733381_802e80c5_80cf3871;
+defparam bootram.RAM1.INIT_3B=256'h51515170_70813251_2a708106_90087087_f13881a8_51515170_2a708106_90087081;
+defparam bootram.RAM1.INIT_3C=256'h0c853d0d_80517080_81a8900c_3980c00b_3981518a_5354ffb7_8114ff13_802e8e38;
+defparam bootram.RAM1.INIT_3D=256'h8d9f7127_31515186_ac087073_085281b8_3881b8ac_7274259b_75548053_04fd3d0d;
+defparam bootram.RAM1.INIT_3E=256'h0b828084_80800cef_81e20b82_8280880c_3d0dff0b_3d0d04ff_53e23985_f1388113;
+defparam bootram.RAM1.INIT_3F=256'h38833d0d_708025f1_0cff1151_70840554_51a0f172_f3a85287_808c0c80_0cff0b82;
+defparam bootram.RAM2.INIT_00=256'h74760652_f3a85555_53810b80_58515280_8c087106_70098280_82808808_04fb3d0d;
+defparam bootram.RAM2.INIT_01=256'h877325dc_10575553_13841576_0c8f3981_7482808c_0852712d_38725173_71802e8f;
+defparam bootram.RAM2.INIT_02=256'h2b700982_0c518172_a8057571_842980f3_269f3871_73527187_04ff3d0d_38873d0d;
+defparam bootram.RAM2.INIT_03=256'h81e0c40c_22747008_0d029205_0404ff3d_52833d0d_880c5351_72068280_80880870;
+defparam bootram.RAM2.INIT_04=256'h802ef338_06515170_a0087084_cc0c81b8_810b81e0_04803d0d_0c833d0d_5281e0c8;
+defparam bootram.RAM2.INIT_05=256'h54527280_08708106_0d81b8a0_0c04fe3d_7181e0c0_0d04de3f_cc0c823d_820b81e0;
+defparam bootram.RAM2.INIT_06=256'h5271802e_70810651_3971812a_8080529a_0c535381_71902a71_b8a00875_2e933881;
+defparam bootram.RAM2.INIT_07=256'h7080c006_81b8a008_04803d0d_0c843d0d_72527180_3fff9e3f_ec51f8d3_8b3880df;
+defparam bootram.RAM2.INIT_08=256'h0781e0cc_70902b88_028e0522_04ff3d0d_0c823d0d_80800b80_2ef23881_51517080;
+defparam bootram.RAM2.INIT_09=256'h0d755480_0d04fd3d_cc0c833d_840b81e0_802ef338_06515170_a0087090_0c5281b8;
+defparam bootram.RAM2.INIT_0A=256'h853d0d04_7327e638_81135385_52a6ff3f_14703352_f7a53f72_8638ba51_5372802e;
+defparam bootram.RAM2.INIT_0B=256'h3d0d04f6_80ed3f87_80dff051_70335356_81113354_82113355_83113356_fb3d0d77;
+defparam bootram.RAM2.INIT_0C=256'h3875802e_7680258f_5d5b5957_2a515b5f_7030709f_05bb0533_61630290_3d0d7c7e;
+defparam bootram.RAM2.INIT_0D=256'h3f800851_7651aec5_80537752_79557854_77269438_76305777_ad51782d_8a387952;
+defparam bootram.RAM2.INIT_0E=256'h8b053351_803d0d02_8c3d0d04_3351782d_80dffc05_dd3f8008_527651ae_ffbd3f77;
+defparam bootram.RAM2.INIT_0F=256'h06575775_337081ff_5c5a5878_5208a3d8_70708405_3d0d8c3d_3d0d04f7_f68d3f82;
+defparam bootram.RAM2.INIT_10=256'h2e80fb38_597580f0_19703357_80db3881_2e098106_065675a5_387681ff_802e81d1;
+defparam bootram.RAM2.INIT_11=256'h80e42e80_81953975_2e819e38_8a387580_7580e324_e32eb938_a0387580_7580f024;
+defparam bootram.RAM2.INIT_12=256'h80f82eba_80f53975_2e80db38_387580f3_80f5248b_2eac3875_397580f5_c638818b;
+defparam bootram.RAM2.INIT_13=256'h59568055_19710852_da397784_51792d80_56805275_12335259_77841983_3880ec39;
+defparam bootram.RAM2.INIT_14=256'h19710852_92397784_81538a52_55a3d854_52595680_84197108_53903977_a3d85480;
+defparam bootram.RAM2.INIT_15=256'h5675802e_59567633_19710859_9e397784_51fdd03f_53905275_a3d85480_59568055;
+defparam bootram.RAM2.INIT_16=256'h048a0b81_0c8b3d0d_39800b80_1959fea3_2dec3981_58335179_76708105_8e388052;
+defparam bootram.RAM2.INIT_17=256'h04fc3d0d_38823d0d_515170ef_70810651_8c2a8132_b8b40870_803d0d81_e0d00c04;
+defparam bootram.RAM2.INIT_18=256'h0a075272_86387181_5570802e_55555654_07728106_72982b7b_059b0533_797b0288;
+defparam bootram.RAM2.INIT_19=256'h7181e0d4_51ffa93f_79712b51_52a07531_71820a07_802e8638_06515170_822a7081;
+defparam bootram.RAM2.INIT_1A=256'hfc3d0d76_863d0d04_5170800c_81b88008_38ff953f_73802e89_d80c7351_0c7081e0;
+defparam bootram.RAM2.INIT_1B=256'h2a517080_ee397190_15555351_22730581_72101570_74278f38_55805372_787a5455;
+defparam bootram.RAM2.INIT_1C=256'h5280e988_0d865375_0d04fd3d_800c863d_52ec3971_72902a05_83ffff06_2e8d3871;
+defparam bootram.RAM2.INIT_1D=256'h8812ff12_5180720c_e9985289_ff3d0d80_853d0d04_e9900c54_76700880_51b0983f;
+defparam bootram.RAM2.INIT_1E=256'h5472742e_52527022_0b80e994_05225380_3d0d0296_3d0d04fd_25f33883_52527080;
+defparam bootram.RAM2.INIT_1F=256'h83ffff06_0d787a71_0d04fa3d_800c853d_38805170_897225ee_88125252_8e388112;
+defparam bootram.RAM2.INIT_20=256'h55555573_0b80e994_0880e998_0cad3980_80088405_2e893876_3f800880_535856c7;
+defparam bootram.RAM2.INIT_21=256'h84140c88_75732376_389dad3f_897525eb_88145455_8f388115_5271802e_08881555;
+defparam bootram.RAM2.INIT_22=256'h913ddc05_3d880552_3f735392_5254aee7_923dd605_54933d53_3d0d8670_3d0d04f1;
+defparam bootram.RAM2.INIT_23=256'h8c3d2381_0523800b_028405a6_8b3d2380_818a800b_05a20523_90800284_51aed83f;
+defparam bootram.RAM2.INIT_24=256'h8a52913d_665e8053_0523685d_028405ae_8d3d2380_80c0910b_05aa0523_80800284;
+defparam bootram.RAM2.INIT_25=256'h23800b91_8405ba05_963d2202_22903d23_0523983d_028405ae_b73f8008_e40551fd;
+defparam bootram.RAM2.INIT_26=256'h913d0d04_519fb03f_81e68405_6980c029_3dd40552_23ac5391_8405be05_3d238002;
+defparam bootram.RAM2.INIT_27=256'h529a3df8_5380e988_adc53f86_3df20551_9b3d529a_3d238653_5b800b97_e83d0d80;
+defparam bootram.RAM2.INIT_28=256'h9b3dc411_585a800b_80088008_23f7e23f_0580e205_05220284_3f0280f2_0551adb7;
+defparam bootram.RAM2.INIT_29=256'h8305fc06_5fa33d08_5ea13d08_5c905d6e_08465984_0845a33d_6e44a13d_43f00543;
+defparam bootram.RAM2.INIT_2A=256'h0c750854_84387376_55737527_3151565a_31908071_701a787c_84587508_408c3d56;
+defparam bootram.RAM2.INIT_2B=256'he63f7508_e09851ef_2e883880_06547380_94160883_54738c38_38738306_73802e9a;
+defparam bootram.RAM2.INIT_2C=256'hbf268438_ffac3878_57778025_17ff1959_84055708_823f7570_5276519e_53941608;
+defparam bootram.RAM2.INIT_2D=256'h7f1f9405_0b943d23_40818a80_0d6b6e40_0d04ea3d_e83f9a3d_822a51f6_80c05978;
+defparam bootram.RAM2.INIT_2E=256'h075a7996_6980c080_80ce0523_80028405_3d238180_23800b95_0580ca05_5a790284;
+defparam bootram.RAM2.INIT_2F=256'h3f800809_525cfae0_52933d70_4780538a_90084668_052380e9_840580d2_3d238002;
+defparam bootram.RAM2.INIT_30=256'h79923880_81ff065a_873f8008_535c5e8c_53983d70_23913d70_0580d205_5a790284;
+defparam bootram.RAM2.INIT_31=256'h7b549080_575d9455_5960586b_027f5a6d_d53fa939_f6b63fed_c23f7a51_e0c451f7;
+defparam bootram.RAM2.INIT_32=256'hf73d0d7f_983d0d04_38fd893f_867c26ef_34811c5c_5b79337b_1d7c1f5b_53805c7b;
+defparam bootram.RAM2.INIT_33=256'ha6052377_80028405_768b3d23_23881857_8405a205_8d3d2202_228a3d23_5802ae05;
+defparam bootram.RAM2.INIT_34=256'h23908002_810b8e3d_04ee3d0d_3f8b3d0d_7d51fe9e_05539152_548b3df8_567e5588;
+defparam bootram.RAM2.INIT_35=256'h53800852_eb8c3f86_05b60523_34810284_8405b505_3d348402_23860b8f_8405b205;
+defparam bootram.RAM2.INIT_36=256'h943df605_86538052_51a9e43f_943df205_53800852_eb863f84_51a9f43f_943dec05;
+defparam bootram.RAM2.INIT_37=256'h53805b7a_05549086_55943de4_5780569c_59805880_5a025c80_64700844_51aaf13f;
+defparam bootram.RAM2.INIT_38=256'h0b8e3d23_ee3d0d81_943d0d04_38fbcd3f_867b26ef_34811b5b_901b337a_1c5a80e0;
+defparam bootram.RAM2.INIT_39=256'h893f8653_b60523ea_81028405_05b50534_34840284_860b8f3d_05b20523_90800284;
+defparam bootram.RAM2.INIT_3A=256'h53805294_a8e13f86_3df20551_80085294_833f8453_a8f13fea_3dec0551_80085294;
+defparam bootram.RAM2.INIT_3B=256'he4055490_9c55943d_80578056_80598058_0843025c_e73f8008_a9ee3fe9_3df60551;
+defparam bootram.RAM2.INIT_3C=256'h04d83d0d_3f943d0d_ef38fac8_5b867b26_7a34811b_e0901b33_7a1c5a80_8653805b;
+defparam bootram.RAM2.INIT_3D=256'h5c799b26_29f2055b_ad3d0884_cc38901d_09810682_7e90862e_1122405d_ab3d088e;
+defparam bootram.RAM2.INIT_3E=256'h225a7990_9138821c_09810687_5a79812e_9d397b22_f49d3f87_80e0f451_8d387952;
+defparam bootram.RAM2.INIT_3F=256'h2e098106_225a7982_f538861c_09810686_798c842e_841c225a_06878338_802e0981;
+defparam bootram.RAM3.INIT_00=256'h79527a51_51a7a03f_981d5279_3d5a8653_a7ad3fa8_1d527a51_5b84539e_a238943d;
+defparam bootram.RAM3.INIT_01=256'h5b888c3f_a81d7052_4088943f_9e1d7052_0686bb38_812e0981_1c225a79_87953f86;
+defparam bootram.RAM3.INIT_02=256'h5a865380_9138a83d_5e800886_f63f8008_a40551a5_52aa3dff_5380e990_80084384;
+defparam bootram.RAM3.INIT_03=256'h34851c33_1c33a33d_82052384_02840581_23821c22_7b22a23d_51a6d43f_e9885279;
+defparam bootram.RAM3.INIT_04=256'h70547b53_a6a13f84_3de40551_537952aa_86052386_02840581_85053482_02840581;
+defparam bootram.RAM3.INIT_05=256'haa3df405_79537f52_51a6843f_981d527a_055b8653_3f028192_525aa693_ab3dea05;
+defparam bootram.RAM3.INIT_06=256'haa3ddc05_575d9c55_597e587e_027e5a7e_51a5ec3f_537a527f_9f3d4086_51a5f83f;
+defparam bootram.RAM3.INIT_07=256'h397e9080_e73f84ee_26ef38f7_1c5c867c_337b3481_1d5b5b79_5c7b1d60_547e537d;
+defparam bootram.RAM3.INIT_08=256'h2a708f06_d1387988_09810684_5b60842e_8c2a435b_1d702270_84e43890_2e098106;
+defparam bootram.RAM3.INIT_09=256'he0905282_5e865380_84b4387e_ff065f7e_1b2280ff_84c03886_2e098106_515a7985;
+defparam bootram.RAM3.INIT_0A=256'h08833881_a3ed3f80_70535b5c_80e99054_901c6255_38815e7e_3f800883_1d51a483;
+defparam bootram.RAM3.INIT_0B=256'h5d407f81_22ec1140_1b33821c_84c53f89_529c1d51_8138881d_7b802e84_5c7d8738;
+defparam bootram.RAM3.INIT_0C=256'h7a2e8f38_5d42407d_8411225d_7a08a41f_388c1b08_810683de_7f912e09_2e81bb38;
+defparam bootram.RAM3.INIT_0D=256'h08428008_f4913f80_22535d5d_e41d821d_bd39ac1d_f0bd3f83_80e19451_79537d52;
+defparam bootram.RAM3.INIT_0E=256'h3d408853_a3e13f9d_7d527951_5f5a8853_9b3d9a3d_3d237f4a_387a229a_802e83a6;
+defparam bootram.RAM3.INIT_0F=256'h88537952_51a3c03f_b4055279_53aa3dff_23604888_1b22983d_a3d53f82_79527f51;
+defparam bootram.RAM3.INIT_10=256'h7c26ef38_811c5c88_79337b34_7c1f5b5b_5e5c7b1d_557e843d_3f7b567c_7d51a3b7;
+defparam bootram.RAM3.INIT_11=256'had398c1b_5a792d82_61840508_7b26ef38_811b5b88_84051c34_5a793302_805b7f1b;
+defparam bootram.RAM3.INIT_12=256'h2e098106_335a7983_9539811a_81bb3882_387d882e_7d832e8a_33405b42_08a41e70;
+defparam bootram.RAM3.INIT_13=256'h3f800841_2251f2cf_81f4387c_2e098106_5e5c7991_8912335c_1d80c01e_81a238ac;
+defparam bootram.RAM3.INIT_14=256'h7d51a29b_88537a52_9c3d5c5e_794c993d_229c3d23_1c085a7c_80fe388c_8008802e;
+defparam bootram.RAM3.INIT_15=256'h3dcc0552_4e8853aa_9e3d2379_5a821d22_3f901c08_7f51a28f_88537d52_3f973d40;
+defparam bootram.RAM3.INIT_16=256'h5b79337b_1d7c1f5b_3d5e5c7b_7e557e84_ee3f7e56_527d51a1_3f88537a_7a51a1f7;
+defparam bootram.RAM3.INIT_17=256'h38608405_887b26ef_34811b5b_0284051c_1b5a7933_38805b7f_887c26ef_34811c5c;
+defparam bootram.RAM3.INIT_18=256'hd105347e_02840580_963d347e_1d5d5d7e_39ac1de4_e63f80de_80e951e3_085a792d;
+defparam bootram.RAM3.INIT_19=256'h3d70525b_53605295_d605237e_02840580_23861a22_1a22973d_d2052384_02840580;
+defparam bootram.RAM3.INIT_1A=256'h567c557d_d205237b_02840580_08095a79_f08e3f80_2a527c51_08537b81_f09a3f80;
+defparam bootram.RAM3.INIT_1B=256'h3d0d800b_e80c04fc_800b80e9_80e9e40c_0d04800b_c53faa3d_526151f4_547a537f;
+defparam bootram.RAM3.INIT_1C=256'h2e098106_53517075_71088c13_ec545651_700880e9_27a43876_55537274_80e9e408;
+defparam bootram.RAM3.INIT_1D=256'h71535755_3d0d7779_3d0d04fb_70800c86_e738ff51_53737326_8b398113_85387251;
+defparam bootram.RAM3.INIT_1E=256'he9e80881_0c8e3980_1480e9e4_26893881_08547387_3880e9e4_088025ba_ffb93f80;
+defparam bootram.RAM3.INIT_1F=256'he9f01451_53755280_0c515486_80e9ec12_822b7608_73101470_e9e80c54_11870680;
+defparam bootram.RAM3.INIT_20=256'hfd3d0d75_873d0d04_519fa43f_80e9f005_52738429_54865375_10800805_94398008;
+defparam bootram.RAM3.INIT_21=256'h5276519e_80e9f005_53738429_08055486_80081080_08249938_80547380_51fed83f;
+defparam bootram.RAM3.INIT_22=256'h14337088_902b0782_71982b71_33811233_3d0d7570_3d0d04fd_73800c85_fa3f8154;
+defparam bootram.RAM3.INIT_23=256'h22565957_7f80eacc_f93d0d7d_853d0d04_54565452_800c5253_16337107_2b720783;
+defparam bootram.RAM3.INIT_24=256'h902980ea_90291470_80d33873_54738326_72315256_8b3d2270_83ffff06_76a83873;
+defparam bootram.RAM3.INIT_25=256'h38749029_748326ad_31575754_3d227072_ffff068d_c0397383_76742380_d0055154;
+defparam bootram.RAM3.INIT_26=256'h33535474_38751770_75782791_ea3f8056_d005519d_902980ea_8a3d5273_15548853;
+defparam bootram.RAM3.INIT_27=256'hd0545480_800b80ea_80eacc23_029a0522_04fc3d0d_39893d0d_811656ec_51e1de3f;
+defparam bootram.RAM3.INIT_28=256'h14829014_eddc3f81_22740551_5280eacc_140cb8f4_800b828c_8288140c_7323800b;
+defparam bootram.RAM3.INIT_29=256'h06515675_81327081_5c847c2c_80ead05a_3d0d800b_3d0d04f4_27d93886_54548374;
+defparam bootram.RAM3.INIT_2A=256'h08ff2e80_e1a33f80_055b7b51_38781a88_ff2680d6_5b5d7981_82881a08_81be3875;
+defparam bootram.RAM3.INIT_2B=256'h58587680_53515951_71802507_30728025_728d3270_8a327030_81ff0670_c5388008;
+defparam bootram.RAM3.INIT_2C=256'h811a5a81_828c1a0c_1a0c800b_81058288_82881908_81055d34_5d777b70_2e833881;
+defparam bootram.RAM3.INIT_2D=256'h568b7627_828c1b0c_19088111_9138828c_80d2387c_1908802e_b1388288_ff7a27ff;
+defparam bootram.RAM3.INIT_2E=256'h57577533_771a781a_833d5b58_1954800b_19085588_ab388288_5675802e_bf387822;
+defparam bootram.RAM3.INIT_2F=256'h828c1a0c_1a0c800b_800b8288_51f0e93f_cc227c05_ef3880ea_58887826_77348118;
+defparam bootram.RAM3.INIT_30=256'h685194ba_5780c052_883d7054_04ea3d0d_388e3d0d_7c27fea9_1a5a5c83_811c8290;
+defparam bootram.RAM3.INIT_31=256'h94387416_2e098106_387381aa_81ff2e9d_33515473_55741770_059d0557_3f800284;
+defparam bootram.RAM3.INIT_32=256'h800c983d_38805473_be7527d1_39811555_3881548b_09810685_7381992e_70335154;
+defparam bootram.RAM3.INIT_33=256'hca3f8008_52735199_5380e1b8_3f805584_795193ea_54548452_0d863d70_0d04f93d;
+defparam bootram.RAM3.INIT_34=256'h3f8ac23f_3d0d8dd7_940c04fc_810b81e0_893d0d04_5574800c_06833881_752e0981;
+defparam bootram.RAM3.INIT_35=256'he1bc5181_73883880_06515154_8d2a7081_b8b40870_89c13f81_06558051_800881ff;
+defparam bootram.RAM3.INIT_36=256'h51dd843f_3880e2a0_08802e9a_febf3f80_b0800a51_51dd983f_3880e1f4_833974b5;
+defparam bootram.RAM3.INIT_37=256'h51fee33f_3998800a_d85180cc_b53f80e2_800a5184_e1b73fb0_3f82ac51_81518987;
+defparam bootram.RAM3.INIT_38=256'h80e3d051_5192bf3f_5298800a_5380ffff_3f838080_a451dcd7_bb3880e3_8008802e;
+defparam bootram.RAM3.INIT_39=256'he93f8839_3f805183_ac51e0e9_dcb13f82_80e3f451_3ffee53f_ac51e0f9_dcc13f82;
+defparam bootram.RAM3.INIT_3A=256'he5893fa0_e4fc5254_75705380_04fd3d0d_80f3900c_3d0d0471_dc9d3f86_80e4b051;
+defparam bootram.RAM3.INIT_3B=256'h528051da_fe3d0da0_853d0d04_7351722d_802e8538_90085372_cc3f80f3_52a051da;
+defparam bootram.RAM3.INIT_3C=256'hff0b8008_51898d3f_fc3d0d9a_843d0d04_8051722d_802e8538_90085372_b03f80f3;
+defparam bootram.RAM3.INIT_3D=256'h7182802e_5580e454_86800653_820b8008_2e80ec38_81557180_06515354_862a7081;
+defparam bootram.RAM3.INIT_3E=256'h845188c8_8338ff54_7184802e_3987e854_2e8e388a_8a547180_80248a38_9b387182;
+defparam bootram.RAM3.INIT_3F=256'h7080f39c_e5f41133_06720780_8a2c7083_8c068008_3f71882a_855188c0_3f800852;
+defparam bootram.RAM4.INIT_00=256'h80f39408_dac93f74_11085252_0680e888_71822b8c_52dab03f_55535154_0c80e5b4;
+defparam bootram.RAM4.INIT_01=256'h2e098106_9e397482_38fec13f_098106a3_3874812e_74822ea6_80f3940c_2e983874;
+defparam bootram.RAM4.INIT_02=256'h863d0d04_5187cd3f_fdfb3f99_a73f7351_f3980cfe_8e387380_f398082e_96387380;
+defparam bootram.RAM4.INIT_03=256'h3f8d5298_995187ac_80f3980c_940cff0b_800b80f3_5187a23f_e13f8008_fd3d0dd7;
+defparam bootram.RAM4.INIT_04=256'h908007f4_8f3f8008_3f845187_8451dfb1_3fbf9452_9c5187cd_81ae8052_5187d63f;
+defparam bootram.RAM4.INIT_05=256'hcc51e2a7_735280e5_38800853_80082e8d_86fa3f73_b03f8451_54845187_9f067053;
+defparam bootram.RAM4.INIT_06=256'h70852a82_02970533_04fd3d0d_3f853d0d_80518789_84800752_e33f8008_3f805186;
+defparam bootram.RAM4.INIT_07=256'h71730707_832ba006_10900674_73070773_2a880671_84067281_0771832a_0671872a;
+defparam bootram.RAM4.INIT_08=256'h51555255_0c515253_0682c080_077081ff_0778872b_c0067072_76852b80_7081ff06;
+defparam bootram.RAM4.INIT_09=256'h983f81aa_81ff51ff_51ff9e3f_075381ff_0681d00a_0d74d00a_0d04fe3d_5552853d;
+defparam bootram.RAM4.INIT_0A=256'h5252fef5_7081ff06_3f72882a_e151ff81_ff873f80_8c3fb251_819951ff_51ff923f;
+defparam bootram.RAM4.INIT_0B=256'h902a7081_fedb3f72_72982a51_51fee23f_e83f8181_3fb251fe_0651feed_3f7281ff;
+defparam bootram.RAM4.INIT_0C=256'ha051feb5_51feba3f_febf3f8e_c43f8051_81a151fe_51feca3f_fecf3fb0_ff065253;
+defparam bootram.RAM4.INIT_0D=256'h05538052_54873dfc_fb3d0d82_843d0d04_51fea63f_feab3f80_b03fa051_3f8051fe;
+defparam bootram.RAM4.INIT_0E=256'h12085859_d73d0884_d53d0880_b23d0d80_3d0d04ff_22800c87_ce3f863d_80d05183;
+defparam bootram.RAM4.INIT_0F=256'h2681b238_16567596_bc39ff9f_dff53f81_80e68451_53829452_26903877_57778293;
+defparam bootram.RAM4.INIT_10=256'h0b81e2cc_e18c0c81_5e810b81_3f800808_c15cd4c0_75080480_e6d00556_75842980;
+defparam bootram.RAM4.INIT_11=256'hfef63f80_5c80f839_085f80c6_8c9d3f80_3f80085e_8a398c99_e4d00c81_0c800b81;
+defparam bootram.RAM4.INIT_12=256'hc55c80d3_89f53f80_80f3c851_8c170852_90170853_5c80e839_065e80d6_0883ffff;
+defparam bootram.RAM4.INIT_13=256'h39941753_80c25cb7_c45cbc39_2e863880_06567580_800881ff_518aba3f_3980f3c8;
+defparam bootram.RAM4.INIT_14=256'h1708518b_1708528c_80055390_80d03dfe_d75ca439_88dc3f80_8c170851_90170852;
+defparam bootram.RAM4.INIT_15=256'h54800b83_3dfdec05_945580d0_39a05c82_fcf83f83_d35c8051_5c8d3980_b93f80d2;
+defparam bootram.RAM4.INIT_16=256'he6fe3f80_83808251_7826ec38_81185888_75337734_79055757_1980d23d_3d5a5877;
+defparam bootram.RAM4.INIT_17=256'h05ab0533_05330284_3d0d02a7_83973ff9_ce3fff51_e7ac51d4_803d0d80_d03d0d04;
+defparam bootram.RAM4.INIT_18=256'h7f7f5a57_3d0d7a7c_3d0d04f8_dfeb3f89_81528051_98547553_57578255_71882b07;
+defparam bootram.RAM4.INIT_19=256'h8405a105_05583302_34767081_54738a3d_75811757_7425b738_16565480_575874ff;
+defparam bootram.RAM4.INIT_1A=256'h802e8538_d8c73f73_06548a51_800881ff_51d7993f_7781ff06_3dfc0552_3482538a;
+defparam bootram.RAM4.INIT_1B=256'h883d3481_38dc5675_de567483_05335580_3d0d02a3_3d0d04fa_73800c8a_c1398154;
+defparam bootram.RAM4.INIT_1C=256'h893d3481_02ab0533_3d0d7c57_3d0d04f9_ff893f88_5280d051_055381f7_54883dfc;
+defparam bootram.RAM4.INIT_1D=256'h38807725_73802e9e_06705654_800881ff_56d6b93f_05337052_055202a7_53893dfc;
+defparam bootram.RAM4.INIT_1E=256'h0c893d0d_81557480_802e8338_70565473_0881ff06_d4fc3f80_7b527551_97387653;
+defparam bootram.RAM4.INIT_1F=256'h80de2e09_33565674_800b883d_51ffa03f_f75280d0_fc055381_8154883d_04fa3d0d;
+defparam bootram.RAM4.INIT_20=256'h81c0ac0c_800ca60b_eb0b81c0_c0940c80_04990b81_0c883d0d_81567580_81068338;
+defparam bootram.RAM4.INIT_21=256'hc0a00c81_51820b81_81c0980c_06708107_882bbe80_803d0d72_c0b00c04_89b00b81;
+defparam bootram.RAM4.INIT_22=256'h72882bbe_04803d0d_0c823d0d_c0a80880_70f13881_06515151_812a7081_c0a40870;
+defparam bootram.RAM4.INIT_23=256'h70810651_0870812a_0c81c0a4_0b81c0a0_c09c0c84_0c517381_0781c098_80067081;
+defparam bootram.RAM4.INIT_24=256'h83065271_71913875_55555757_7c728306_3d0d787a_04ff39fa_38823d0d_515170f1;
+defparam bootram.RAM4.INIT_25=256'h822b7711_27943873_55557375_72822a72_5188ca3f_2e863881_06527180_8a387283;
+defparam bootram.RAM4.INIT_26=256'h80e7b811_2a708f06_0d747084_0d04fe3d_e939883d_52811454_720c5254_77127008;
+defparam bootram.RAM4.INIT_27=256'h82e09008_04803d0d_3f843d0d_5253cffb_e7b81133_728f0680_53d0883f_33545153;
+defparam bootram.RAM4.INIT_28=256'h8c800607_80ff067a_93053378_fe3d0d02_823d0d04_5170f138_81065151_70882a70;
+defparam bootram.RAM4.INIT_29=256'h82e0900c_e0800c71_f1387682_51515170_2a708106_90087088_535382e0_80c08007;
+defparam bootram.RAM4.INIT_2A=256'h882a7081_e0900870_2e963882_72517280_82e0900c_71828007_82e0980c_7581ff06;
+defparam bootram.RAM4.INIT_2B=256'h88805588_82e0940c_3d0d810b_3d0d04fc_70800c84_e0800851_70f13882_06515151;
+defparam bootram.RAM4.INIT_2C=256'h51fef13f_53815281_90548a80_0d888055_0d04fc3d_873f863d_528051ff_54805380;
+defparam bootram.RAM4.INIT_2D=256'h863d0d04_51fed53f_53815280_55885486_3d0d8880_3d0d04fc_06800c86_800881ff;
+defparam bootram.RAM4.INIT_2E=256'h70802ef4_81ff0651_eb3f8008_04803d0d_0c823d0d_32810680_3f800881_803d0dca;
+defparam bootram.RAM4.INIT_2F=256'h5475fe9b_888055a0_3fffb43f_269b38dd_3f758008_775684e3_04fb3d0d_38823d0d;
+defparam bootram.RAM4.INIT_30=256'h08ff1156_0880cb3d_0d80c93d_04ffba3d_3f873d0d_8051fe84_07538152_0a069b0a;
+defparam bootram.RAM4.INIT_31=256'hff52883d_82805381_2681a738_3f738008_1754849f_81b43875_7381ff26_57578055;
+defparam bootram.RAM4.INIT_32=256'h82e0980c_fd9f3f74_3ffed43f_ea3ffefd_5273518a_80cb3d08_8f3f7553_7052548c;
+defparam bootram.RAM4.INIT_33=256'h0b82e090_980c88a0_810b82e0_82e0800c_80c00a07_fec00a06_e0900c76_88800b82;
+defparam bootram.RAM4.INIT_34=256'h84157008_8c0c54fe_700882e0_56fe8015_c83d558f_fcef3f80_82e0900c_0c8aa00b;
+defparam bootram.RAM4.INIT_35=256'h82e0900c_5488800b_82e0800c_8c157008_840c54fe_700882e0_54fe8815_82e0880c;
+defparam bootram.RAM4.INIT_36=256'h81557480_82e0980c_bc38800b_758025ff_90165656_b03fff16_e0900cfc_8a800b82;
+defparam bootram.RAM4.INIT_37=256'hcb388157_80082680_3f805773_565682db_7212575a_0d797b7d_0d04f93d_0c80c83d;
+defparam bootram.RAM4.INIT_38=256'h76547753_75278338_75555776_82807431_802ea238_ff065473_c3387581_74802e80;
+defparam bootram.RAM4.INIT_39=256'he1388280_82807527_8e387454_5674802e_76315759_16741976_fdeb3f73_73527551;
+defparam bootram.RAM4.INIT_3A=256'h38731354_73802e8d_7a565455_3d0d7678_3d0d04fc_76800c89_8c3f8157_54dc39fd;
+defparam bootram.RAM4.INIT_3B=256'h08307074_81cb3f80_750ca639_84160c80_160c800b_38800b88_08742790_81ed3f80;
+defparam bootram.RAM4.INIT_3C=256'h3f863d0d_7151fcc9_7188160c_0684160c_72760c74_3f800830_515281bd_06ff1656;
+defparam bootram.RAM4.INIT_3D=256'h15082e94_88140884_9f388153_5271802e_ff067054_3f800881_7554fc98_04fd3d0d;
+defparam bootram.RAM4.INIT_3E=256'h3d0d8880_3d0d04fc_72800c85_943f8053_160c51fc_08057088_88140880_3881823f;
+defparam bootram.RAM4.INIT_3F=256'h0d80f3a0_0d04ff3d_800c863d_fe800a06_a33f8008_528151fa_f90a5381_55a05481;
+defparam bootram.RAM5.INIT_00=256'h387180f3_09810693_5170a02e_ff065451_06800881_2a7081ff_3f800888_08a038d7;
+defparam bootram.RAM5.INIT_01=256'h0880e882_04c03f80_0c833d0d_b33f7180_278438f5_52528271_a008ea11_a00c80f3;
+defparam bootram.RAM5.INIT_02=256'h0d7d56f9_0c04f63d_80082b80_a93f810b_800c04ff_0b80082b_04f33f81_0533800c;
+defparam bootram.RAM5.INIT_03=256'h810b82e0_82e0800c_0c7c882b_0b82e084_e0900c8b_88800b82_82e0980c_983f800b;
+defparam bootram.RAM5.INIT_04=256'h3888800b_762780d3_55805473_f8e73f7e_82e0900c_0c8aa80b_0b82e090_980c88a8;
+defparam bootram.RAM5.INIT_05=256'h5a82e080_82e08408_e0880859_8c085882_cc3f82e0_e0900cf8_8a800b82_82e0900c;
+defparam bootram.RAM5.INIT_06=256'h70337570_38711751_71732791_70538052_73278338_57905370_76753152_085b883d;
+defparam bootram.RAM5.INIT_07=256'h7251f789_04803d0d_0c8c3d0d_0b82e098_ffa93980_39721454_811252ec_81055734;
+defparam bootram.RAM5.INIT_08=256'h70800c54_de3f8008_05085182_528c0888_088c0508_0d80538c_8c0cfd3d_3f8c0802;
+defparam bootram.RAM5.INIT_09=256'h82b93f80_88050851_08528c08_8c088c05_3d0d8153_028c0cfd_0c048c08_853d0d8c;
+defparam bootram.RAM5.INIT_0A=256'h88050880_050c8c08_0b8c08fc_f93d0d80_08028c0c_8c0c048c_54853d0d_0870800c;
+defparam bootram.RAM5.INIT_0B=256'h810b8c08_05088838_0c8c08fc_8c08f405_050c800b_308c0888_08880508_25ab388c;
+defparam bootram.RAM5.INIT_0C=256'h8c088c05_8c050830_ab388c08_05088025_0c8c088c_8c08fc05_08f40508_f4050c8c;
+defparam bootram.RAM5.INIT_0D=256'h08fc050c_f005088c_050c8c08_0b8c08f0_08883881_8c08fc05_08f0050c_0c800b8c;
+defparam bootram.RAM5.INIT_0E=256'hfc050880_0c548c08_8c08f805_3f800870_085181a7_8c088805_8c050852_80538c08;
+defparam bootram.RAM5.INIT_0F=256'h048c0802_3d0d8c0c_800c5489_f8050870_050c8c08_308c08f8_08f80508_2e8c388c;
+defparam bootram.RAM5.INIT_10=256'h0888050c_0508308c_388c0888_08802593_8c088805_08fc050c_0d800b8c_8c0cfb3d;
+defparam bootram.RAM5.INIT_11=256'h538c088c_8c050c81_08308c08_8c088c05_80258c38_088c0508_fc050c8c_810b8c08;
+defparam bootram.RAM5.INIT_12=256'h388c08f8_08802e8c_8c08fc05_f8050c54_08708c08_51ad3f80_08880508_0508528c;
+defparam bootram.RAM5.INIT_13=256'hfd3d0d81_08028c0c_8c0c048c_54873d0d_0870800c_8c08f805_08f8050c_0508308c;
+defparam bootram.RAM5.INIT_14=256'hfc050880_ac388c08_88050827_05088c08_0c8c088c_8c08f805_050c800b_0b8c08fc;
+defparam bootram.RAM5.INIT_15=256'h08108c08_8c08fc05_088c050c_0508108c_388c088c_05082499_0b8c088c_2ea33880;
+defparam bootram.RAM5.INIT_16=256'h8c088805_0826a138_8c088805_088c0508_80c9388c_0508802e_398c08fc_fc050cc9;
+defparam bootram.RAM5.INIT_17=256'h8c08fc05_08f8050c_0508078c_088c08fc_8c08f805_0888050c_0508318c_088c088c;
+defparam bootram.RAM5.INIT_18=256'h802e8f38_08900508_ffaf398c_088c050c_08812a8c_8c088c05_08fc050c_08812a8c;
+defparam bootram.RAM5.INIT_19=256'hf4050880_0c518c08_8c08f405_f8050870_8d398c08_f4050c51_08708c08_8c088805;
+defparam bootram.RAM5.INIT_1A=256'h802eb038_83065170_38747407_8372278c_79565652_3d0d7877_8c0c04fc_0c853d0d;
+defparam bootram.RAM5.INIT_1B=256'h54555571_8115ff14_bd388115_2e098106_52537271_74337433_ff2ea038_ff125271;
+defparam bootram.RAM5.INIT_1C=256'h38841184_0981068f_0873082e_74545170_3d0d0474_0b800c86_06e23880_ff2e0981;
+defparam bootram.RAM5.INIT_1D=256'h3d0d7670_3d0d04fc_31800c86_af397271_735555ff_26e93870_54517183_14fc1454;
+defparam bootram.RAM5.INIT_1E=256'h98387270_5271ff2e_a738ff12_5170802e_75078306_278c3872_55558f72_797b5555;
+defparam bootram.RAM5.INIT_1F=256'h74517270_863d0d04_3874800c_098106ea_5271ff2e_5634ff12_74708105_81055433;
+defparam bootram.RAM5.INIT_20=256'h71708405_84055408_530c7270_71708405_84055408_530c7270_71708405_84055408;
+defparam bootram.RAM5.INIT_21=256'h70840554_27953872_c9388372_52718f26_530cf012_71708405_84055408_530c7270;
+defparam bootram.RAM5.INIT_22=256'h059f0533_7971028c_fc3d0d76_54ff8339_26ed3870_12527183_05530cfc_08717084;
+defparam bootram.RAM5.INIT_23=256'h70810555_93387373_5271ff2e_a238ff12_5170802e_38748306_8372278a_57555355;
+defparam bootram.RAM5.INIT_24=256'h2b075154_07707190_74882b75_3d0d0474_74800c86_8106ef38_71ff2e09_34ff1252;
+defparam bootram.RAM5.INIT_25=256'h71708405_05530c72_72717084_8405530c_0c727170_70840553_a5387271_518f7227;
+defparam bootram.RAM5.INIT_26=256'hf2387053_52718326_530cfc12_71708405_27903872_dd388372_52718f26_530cf012;
+defparam bootram.RAM5.INIT_27=256'h2e80d438_06517080_71740783_2e80d938_55527280_7c705455_3d0d787a_ff9039fa;
+defparam bootram.RAM5.INIT_28=256'h7081ff06_2e818738_a9387280_2e098106_56517471_71337433_ff2eb138_ff135372;
+defparam bootram.RAM5.INIT_29=256'h56517081_71337433_8106d138_72ff2e09_15555552_128115ff_80fc3881_5170802e;
+defparam bootram.RAM5.INIT_2A=256'h71087408_73278838_74575583_3d0d0471_70800c88_31515252_ff067171_ff067581;
+defparam bootram.RAM5.INIT_2B=256'h70f88482_fdff1206_7009f7fb_b1387408_5372802e_9739fc13_765552ff_2e883874;
+defparam bootram.RAM5.INIT_2C=256'h765552fe_2ed03874_74087608_7327d038_17575583_38841584_5151709a_81800651;
+defparam bootram.RAM5.INIT_2D=256'hf3a40cff_9e387380_5472812e_e7e80854_0d800b80_0d04fd3d_800c883d_df39800b;
+defparam bootram.RAM5.INIT_2E=256'hffad813f_80f3a40c_f6a33f72_3f800851_51ffb5b8_e89c5281_acba3f80_ad9e3fff;
+defparam bootram.RAM5.INIT_2F=256'ha40bfc05_3d0d80e8_00ff39ff_51f6863f_9b3f8008_8151ffb5_80e89c52_ffac9d3f;
+defparam bootram.RAM5.INIT_30=256'h0404ffad_38833d0d_098106f1_5270ff2e_12700852_38702dfc_70ff2e91_70085252;
+defparam bootram.RAM5.INIT_31=256'h636b6574_6c207061_6e74726f_6e20636f_6f722069_21457272_00000040_ac3f0400;
+defparam bootram.RAM5.INIT_32=256'h6c697479_74696269_6f6d7061_65642063_70656374_3a204578_646c6572_2068616e;
+defparam bootram.RAM5.INIT_33=256'h6f722069_21457272_25640a00_676f7420_62757420_25642c20_62657220_206e756d;
+defparam bootram.RAM5.INIT_34=256'h70656374_3a204578_646c6572_2068616e_636b6574_6c207061_6e74726f_6e20636f;
+defparam bootram.RAM5.INIT_35=256'h74202564_7420676f_2c206275_68202564_656e6774_6164206c_61796c6f_65642070;
+defparam bootram.RAM5.INIT_36=256'h203d2025_70656564_643a2073_616e6765_6b206368_206c696e_0a657468_0a000000;
+defparam bootram.RAM5.INIT_37=256'h720a0000_6f616465_6f6f746c_44502062_31302055_50204e32_0a555352_640a0000;
+defparam bootram.RAM5.INIT_38=256'h640a0000_723a2025_756d6265_7479206e_62696c69_70617469_20636f6d_46504741;
+defparam bootram.RAM5.INIT_39=256'h723a2025_756d6265_7479206e_62696c69_70617469_20636f6d_77617265_4669726d;
+defparam bootram.RAM5.INIT_3A=256'h7061636b_65727920_65636f76_69702072_476f7420_00000000_61646472_640a0000;
+defparam bootram.RAM5.INIT_3B=256'h00000826_00000826_00000826_00000826_00000826_00000731_00000000_65743a20;
+defparam bootram.RAM5.INIT_3C=256'h00000826_00000826_000007fc_00000826_00000826_00000776_0000078d_00000826;
+defparam bootram.RAM5.INIT_3D=256'h000007cf_000007ca_000007c5_0000073e_000007aa_00000826_00000826_00000826;
+defparam bootram.RAM5.INIT_3E=256'hffffff00_c0a80a01_c0a80a02_3fff0000_0050c285_000007ea_000007dd_000007d6;
+defparam bootram.RAM5.INIT_3F=256'h30313233_2e256400_642e2564_25642e25_45000000_01b200d9_05160364_14580a2c;
+defparam bootram.RAM6.INIT_00=256'h5f706b74_73656e64_ffff0000_ffffffff_00000000_43444546_38394142_34353637;
+defparam bootram.RAM6.INIT_01=256'h72206275_6e642f6f_656e2061_6f66206c_656e7420_69676e6d_6420616c_3a206261;
+defparam bootram.RAM6.INIT_02=256'h74206361_6f206869_65642074_6661696c_6f6e3a20_636f6d6d_6e65745f_66000000;
+defparam bootram.RAM6.INIT_03=256'h6172703a_646c655f_0a68616e_00000000_666f7220_696e6720_6c6f6f6b_63686520;
+defparam bootram.RAM6.INIT_04=256'h6e736973_696e636f_55445020_0a000000_3d202564_697a6520_72642073_20776569;
+defparam bootram.RAM6.INIT_05=256'h53746172_0b0b0b0b_00000000_2025640a_3a202564_67746873_206c656e_74656e74;
+defparam bootram.RAM6.INIT_06=256'h6164696e_2e204c6f_6d6f6465_61666520_696e2073_50322b20_20555352_74696e67;
+defparam bootram.RAM6.INIT_07=256'h20666f72_6b696e67_43686563_00000000_6172652e_69726d77_66652066_67207361;
+defparam bootram.RAM6.INIT_08=256'h2e2e2e00_6d616765_47412069_6e204650_6374696f_726f6475_69642070_2076616c;
+defparam bootram.RAM6.INIT_09=256'h666f756e_61676520_4120696d_20465047_74696f6e_6f647563_64207072_56616c69;
+defparam bootram.RAM6.INIT_0A=256'h616c6964_4e6f2076_742e0000_20626f6f_6720746f_7074696e_7474656d_642e2041;
+defparam bootram.RAM6.INIT_0B=256'h2e0a4661_6f756e64_67652066_20696d61_46504741_696f6e20_64756374_2070726f;
+defparam bootram.RAM6.INIT_0C=256'h726d7761_6e206669_6c742d69_20627569_6820746f_726f7567_67207468_6c6c696e;
+defparam bootram.RAM6.INIT_0D=256'h6520666f_6d776172_20666972_74696f6e_6f647563_64207072_56616c69_72652e00;
+defparam bootram.RAM6.INIT_0E=256'h64696e67_206c6f61_73686564_46696e69_2e2e2e00_64696e67_204c6f61_756e642e;
+defparam bootram.RAM6.INIT_0F=256'h65747572_523a2052_4552524f_2e000000_6d616765_6e672069_61727469_2e205374;
+defparam bootram.RAM6.INIT_10=256'h6f756c64_73207368_20546869_72616d21_70726f67_61696e20_6f6d206d_6e206672;
+defparam bootram.RAM6.INIT_11=256'h64756374_2070726f_616c6964_4e6f2076_6e210000_61707065_65722068_206e6576;
+defparam bootram.RAM6.INIT_12=256'h7468726f_696e6720_46616c6c_6e642e20_20666f75_77617265_6669726d_696f6e20;
+defparam bootram.RAM6.INIT_13=256'h53706565_2e000000_77617265_6669726d_2d696e20_75696c74_746f2062_75676820;
+defparam bootram.RAM6.INIT_14=256'h58000000_57455f54_00000000_4e4f4e45_00000000_2025640a_7420746f_64207365;
+defparam bootram.RAM6.INIT_15=256'h20666c6f_726e6574_65746865_43000000_45545249_53594d4d_58000000_57455f52;
+defparam bootram.RAM6.INIT_16=256'h2077726f_4144563a_4e45475f_4155544f_5048595f_6c3a2000_6e74726f_7720636f;
+defparam bootram.RAM6.INIT_17=256'h00000001_00030003_00000000_780a0000_20307825_20676f74_7825782c_74652030;
+defparam bootram.RAM6.INIT_18=256'h68616e64_6b657420_20706163_64617465_6e207570_6f722069_21457272_00030203;
+defparam bootram.RAM6.INIT_19=256'h2025642c_6e677468_64206c65_796c6f61_64207061_65637465_20457870_6c65723a;
+defparam bootram.RAM6.INIT_1A=256'h00002261_000022b1_000022b1_0000220b_00000000_2025640a_20676f74_20627574;
+defparam bootram.RAM6.INIT_1B=256'h000022b1_000022b1_000022b1_000022b1_000022b1_000022b1_0000222a_0000224c;
+defparam bootram.RAM6.INIT_1C=256'h000022b1_000022a7_00002290_000022b1_000022b1_000022b1_000022b1_000022b1;
+defparam bootram.RAM6.INIT_1D=256'h34353637_30313233_00000000_6f72740a_0a0a6162_0000227d_0000223c_000022b1;
+defparam bootram.RAM6.INIT_1E=256'hffff00ff_ff00ffff_00ffffff_65000000_792e6578_64756d6d_43444546_38394142;
+defparam bootram.RAM6.INIT_1F=256'hffff0031_05050400_01010100_0000342c_00000000_00000000_00000000_ffffff00;
+defparam bootram.RAM6.INIT_20=256'h000033c8_10101200_000032a8_000032a0_00003298_00003290_000b0000_0018000f;
+defparam bootram.RAM6.INIT_21=256'h00000000_00000000_00000000_00000000_00000000_ffffffff_00000000_ffffffff;
+defparam bootram.RAM6.INIT_22=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_23=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_24=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_25=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_26=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_27=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_28=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_29=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_2A=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_2B=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_2C=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_2D=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_2E=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_2F=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_30=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_31=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_32=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_33=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_34=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_35=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_36=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_37=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_38=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_39=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_3A=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_3B=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_3C=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_3D=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_3E=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM6.INIT_3F=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_00=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_01=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_02=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_03=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_04=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_05=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_06=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_07=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_08=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_09=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_0A=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_0B=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_0C=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_0D=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_0E=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_0F=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_10=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_11=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_12=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_13=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_14=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_15=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_16=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_17=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_18=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_19=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_1A=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_1B=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_1C=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_1D=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_1E=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_1F=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_20=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_21=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_22=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_23=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_24=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_25=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_26=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_27=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_28=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_29=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_2A=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_2B=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_2C=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_2D=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_2E=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_2F=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_30=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_31=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_32=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_33=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_34=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_35=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_36=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_37=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_38=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_39=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_3A=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_3B=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_3C=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_3D=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_3E=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
+defparam bootram.RAM7.INIT_3F=256'h00000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000;
diff --git a/fpga/usrp2/top/N2x0/capture_ddrlvds.v b/fpga/usrp2/top/N2x0/capture_ddrlvds.v
new file mode 100644
index 000000000..e261dcbe8
--- /dev/null
+++ b/fpga/usrp2/top/N2x0/capture_ddrlvds.v
@@ -0,0 +1,55 @@
+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+
+
+module capture_ddrlvds
+ #(parameter WIDTH=7)
+ (input clk,
+ input ssclk_p,
+ input ssclk_n,
+ input [WIDTH-1:0] in_p,
+ input [WIDTH-1:0] in_n,
+ output reg [(2*WIDTH)-1:0] out);
+
+ wire [WIDTH-1:0] ddr_dat;
+ wire ssclk;
+ wire [(2*WIDTH)-1:0] out_pre1;
+ reg [(2*WIDTH)-1:0] out_pre2;
+
+ IBUFGDS #(.IOSTANDARD("LVDS_33"), .DIFF_TERM("TRUE"))
+ clkbuf (.O(ssclk), .I(ssclk_p), .IB(ssclk_n));
+
+ genvar i;
+ generate
+ for(i = 0; i < WIDTH; i = i + 1)
+ begin : gen_lvds_pins
+ IBUFDS #(.IOSTANDARD("LVDS_33"),.DIFF_TERM("FALSE")) ibufds
+ (.O(ddr_dat[i]), .I(in_p[i]), .IB(in_n[i]) );
+ IDDR2 #(.DDR_ALIGNMENT("C1")) iddr2
+ (.Q0(out_pre1[2*i]), .Q1(out_pre1[(2*i)+1]), .C0(ssclk), .C1(~ssclk),
+ .CE(1'b1), .D(ddr_dat[i]), .R(1'b0), .S(1'b0));
+ end
+ endgenerate
+
+ always @(posedge clk)
+ out_pre2 <= out_pre1;
+
+ always @(posedge clk)
+ out <= out_pre2;
+
+endmodule // capture_ddrlvds
diff --git a/fpga/usrp2/top/N2x0/u2plus.ucf b/fpga/usrp2/top/N2x0/u2plus.ucf
new file mode 100755
index 000000000..5fbe55c26
--- /dev/null
+++ b/fpga/usrp2/top/N2x0/u2plus.ucf
@@ -0,0 +1,424 @@
+## Main 100 MHz Clock
+NET "CLK_FPGA_P" LOC = "AA13" ;
+NET "CLK_FPGA_N" LOC = "Y13" ;
+
+## ADC
+NET "ADC_clkout_p" LOC = "P1" ;
+NET "ADC_clkout_n" LOC = "P2" ;
+NET "ADCA_12_p" LOC = "Y1" ;
+NET "ADCA_12_n" LOC = "Y2" ;
+NET "ADCA_10_p" LOC = "W3" ;
+NET "ADCA_10_n" LOC = "W4" ;
+NET "ADCA_8_p" LOC = "T7" ;
+NET "ADCA_8_n" LOC = "U6" ;
+NET "ADCA_6_p" LOC = "U5" ;
+NET "ADCA_6_n" LOC = "V5" ;
+NET "ADCA_4_p" LOC = "T10" ;
+NET "ADCA_4_n" LOC = "T9" ;
+NET "ADCA_2_p" LOC = "V1" ;
+NET "ADCA_2_n" LOC = "V2" ;
+NET "ADCA_0_p" LOC = "R8" ;
+NET "ADCA_0_n" LOC = "R7" ;
+NET "ADCB_2_p" LOC = "U7" ;
+NET "ADCB_2_n" LOC = "U8" ;
+NET "ADCB_0_p" LOC = "AA2" ;
+NET "ADCB_0_n" LOC = "AA3" ;
+NET "ADCB_4_p" LOC = "AE1" ;
+NET "ADCB_4_n" LOC = "AE2" ;
+NET "ADCB_6_p" LOC = "W1" ;
+NET "ADCB_6_n" LOC = "W2" ;
+NET "ADCB_8_p" LOC = "U3" ;
+NET "ADCB_8_n" LOC = "V4" ;
+NET "ADCB_10_p" LOC = "J1" ;
+NET "ADCB_10_n" LOC = "K1" ;
+NET "ADCB_12_p" LOC = "J3" ;
+NET "ADCB_12_n" LOC = "J2" ;
+
+## DAC
+NET "DAC_LOCK" LOC = "P4" ;
+NET "DACA<0>" LOC = "P8" ;
+NET "DACA<1>" LOC = "P9" ;
+NET "DACA<2>" LOC = "R5" ;
+NET "DACA<3>" LOC = "R6" ;
+NET "DACA<4>" LOC = "P7" ;
+NET "DACA<5>" LOC = "P6" ;
+NET "DACA<6>" LOC = "T3" ;
+NET "DACA<7>" LOC = "T4" ;
+NET "DACA<8>" LOC = "R3" ;
+NET "DACA<9>" LOC = "R4" ;
+NET "DACA<10>" LOC = "R2" ;
+NET "DACA<11>" LOC = "N1" ;
+NET "DACA<12>" LOC = "N2" ;
+NET "DACA<13>" LOC = "N5" ;
+NET "DACA<14>" LOC = "N4" ;
+NET "DACA<15>" LOC = "M2" ;
+NET "DACB<0>" LOC = "M5" ;
+NET "DACB<1>" LOC = "M6" ;
+NET "DACB<2>" LOC = "M4" ;
+NET "DACB<3>" LOC = "M3" ;
+NET "DACB<4>" LOC = "M8" ;
+NET "DACB<5>" LOC = "M7" ;
+NET "DACB<6>" LOC = "L4" ;
+NET "DACB<7>" LOC = "L3" ;
+NET "DACB<8>" LOC = "K3" ;
+NET "DACB<9>" LOC = "K2" ;
+NET "DACB<10>" LOC = "K5" ;
+NET "DACB<11>" LOC = "K4" ;
+NET "DACB<12>" LOC = "M10" ;
+NET "DACB<13>" LOC = "M9" ;
+NET "DACB<14>" LOC = "J5" ;
+NET "DACB<15>" LOC = "J4" ;
+
+## TX DB GPIO
+NET "io_tx<15>" LOC = "K6" ;
+NET "io_tx<14>" LOC = "L7" ;
+NET "io_tx<13>" LOC = "H2" ;
+NET "io_tx<12>" LOC = "H1" ;
+NET "io_tx<11>" LOC = "L10" ;
+NET "io_tx<10>" LOC = "L9" ;
+NET "io_tx<9>" LOC = "G3" ;
+NET "io_tx<8>" LOC = "F3" ;
+NET "io_tx<7>" LOC = "K7" ;
+NET "io_tx<6>" LOC = "J6" ;
+NET "io_tx<5>" LOC = "E1" ;
+NET "io_tx<4>" LOC = "F2" ;
+NET "io_tx<3>" LOC = "J7" ;
+NET "io_tx<2>" LOC = "H6" ;
+NET "io_tx<1>" LOC = "F5" ;
+NET "io_tx<0>" LOC = "G4" ;
+
+## RX DB GPIO
+NET "io_rx<15>" LOC = "AD1" ;
+NET "io_rx<14>" LOC = "AD2" ;
+NET "io_rx<13>" LOC = "AC2" ;
+NET "io_rx<12>" LOC = "AC3" ;
+NET "io_rx<11>" LOC = "W7" ;
+NET "io_rx<10>" LOC = "W6" ;
+NET "io_rx<9>" LOC = "U9" ;
+NET "io_rx<8>" LOC = "V8" ;
+NET "io_rx<7>" LOC = "AB1" ;
+NET "io_rx<6>" LOC = "AC1" ;
+NET "io_rx<5>" LOC = "V7" ;
+NET "io_rx<4>" LOC = "V6" ;
+NET "io_rx<3>" LOC = "Y5" ;
+NET "io_rx<2>" LOC = "R10" ;
+NET "io_rx<1>" LOC = "R1" ;
+NET "io_rx<0>" LOC = "M1" ;
+
+## MISC
+NET "leds<5>" LOC = "AF25" ;
+NET "leds<4>" LOC = "AE25" ;
+NET "leds<3>" LOC = "AF23" ;
+NET "leds<2>" LOC = "AE23" ;
+NET "leds<1>" LOC = "AB18" ;
+NET "FPGA_RESET" LOC = "K24" ;
+
+## Debug
+NET "debug_clk<0>" LOC = "AA10" ;
+NET "debug_clk<1>" LOC = "AD11" ;
+NET "debug<0>" LOC = "AC19" ;
+NET "debug<1>" LOC = "AF20" ;
+NET "debug<2>" LOC = "AE20" ;
+NET "debug<3>" LOC = "AC16" ;
+NET "debug<4>" LOC = "AB16" ;
+NET "debug<5>" LOC = "AF19" ;
+NET "debug<6>" LOC = "AE19" ;
+NET "debug<7>" LOC = "V15" ;
+NET "debug<8>" LOC = "U15" ;
+NET "debug<9>" LOC = "AE17" ;
+NET "debug<10>" LOC = "AD17" ;
+NET "debug<11>" LOC = "V14" ;
+NET "debug<12>" LOC = "W15" ;
+NET "debug<13>" LOC = "AC15" ;
+NET "debug<14>" LOC = "AD14" ;
+NET "debug<15>" LOC = "AC14" ;
+NET "debug<16>" LOC = "AC11" ;
+NET "debug<17>" LOC = "AB12" ;
+NET "debug<18>" LOC = "AC12" ;
+NET "debug<19>" LOC = "V13" ;
+NET "debug<20>" LOC = "W13" ;
+NET "debug<21>" LOC = "AE8" ;
+NET "debug<22>" LOC = "AF8" ;
+NET "debug<23>" LOC = "V12" ;
+NET "debug<24>" LOC = "W12" ;
+NET "debug<25>" LOC = "AB9" ;
+NET "debug<26>" LOC = "AC9" ;
+NET "debug<27>" LOC = "AC8" ;
+NET "debug<28>" LOC = "AB7" ;
+NET "debug<29>" LOC = "V11" ;
+NET "debug<30>" LOC = "U11" ;
+NET "debug<31>" LOC = "Y10" ;
+
+## UARTS
+NET "TXD<3>" LOC = "AD20" ;
+NET "TXD<2>" LOC = "AC20" ;
+NET "TXD<1>" LOC = "AD19" ;
+NET "RXD<3>" LOC = "AF17" ;
+NET "RXD<2>" LOC = "AF15" ;
+NET "RXD<1>" LOC = "AD12" ;
+
+## AD9510
+NET "clk_status" LOC = "AD22" ;
+NET "CLK_FUNC" LOC = "AC21" ;
+NET "clk_sel<0>" LOC = "AE21" ;
+NET "clk_sel<1>" LOC = "AD21" ;
+NET "clk_en<1>" LOC = "AA17" ;
+NET "clk_en<0>" LOC = "Y17" ;
+
+## I2C
+NET "SDA" LOC = "V16" ;
+NET "SCL" LOC = "U16" ;
+
+## Timing
+NET "PPS_IN" LOC = "AB6" ;
+NET "PPS2_IN" LOC = "AA20" ;
+
+## SPI
+NET "SEN_CLK" LOC = "AA18" ;
+NET "MOSI_CLK" LOC = "W17" ;
+NET "SCLK_CLK" LOC = "V17" ;
+NET "MISO_CLK" LOC = "AC10" ;
+
+NET "SEN_DAC" LOC = "AE7" ;
+NET "SCLK_DAC" LOC = "AF5" ;
+NET "MOSI_DAC" LOC = "AE6" ;
+NET "MISO_DAC" LOC = "Y3" ;
+
+NET "SCLK_ADC" LOC = "B1" ;
+NET "MOSI_ADC" LOC = "J8" ;
+NET "SEN_ADC" LOC = "J9" ;
+
+NET "MOSI_TX_ADC" LOC = "V10" ;
+NET "SEN_TX_ADC" LOC = "W10" ;
+NET "SCLK_TX_ADC" LOC = "AC6" ;
+NET "MISO_TX_ADC" LOC = "G1" ;
+
+NET "MOSI_TX_DAC" LOC = "AD6" ;
+NET "SEN_TX_DAC" LOC = "AE4" ;
+NET "SCLK_TX_DAC" LOC = "AF4" ;
+
+NET "SCLK_TX_DB" LOC = "AE3" ;
+NET "MOSI_TX_DB" LOC = "AF3" ;
+NET "SEN_TX_DB" LOC = "W9" ;
+NET "MISO_TX_DB" LOC = "AA5" ;
+
+NET "MOSI_RX_ADC" LOC = "E3" ;
+NET "SCLK_RX_ADC" LOC = "F4" ;
+NET "SEN_RX_ADC" LOC = "D3" ;
+NET "MISO_RX_ADC" LOC = "C1" ;
+
+NET "SCLK_RX_DAC" LOC = "E4" ;
+NET "SEN_RX_DAC" LOC = "K9" ;
+NET "MOSI_RX_DAC" LOC = "K8" ;
+
+NET "SCLK_RX_DB" LOC = "G6" ;
+NET "MOSI_RX_DB" LOC = "H7" ;
+NET "SEN_RX_DB" LOC = "B2" ;
+NET "MISO_RX_DB" LOC = "H4" ;
+
+## ETH PHY
+NET "CLK_TO_MAC" LOC = "P26" ;
+
+NET "GMII_TXD<7>" LOC = "G21" ;
+NET "GMII_TXD<6>" LOC = "C26" ;
+NET "GMII_TXD<5>" LOC = "C25" ;
+NET "GMII_TXD<4>" LOC = "J21" ;
+NET "GMII_TXD<3>" LOC = "H21" ;
+NET "GMII_TXD<2>" LOC = "D25" ;
+NET "GMII_TXD<1>" LOC = "D24" ;
+NET "GMII_TXD<0>" LOC = "E26" ;
+NET "GMII_TX_EN" LOC = "D26" ;
+NET "GMII_TX_ER" LOC = "J19" ;
+NET "GMII_GTX_CLK" LOC = "J20" ;
+NET "GMII_TX_CLK" LOC = "P25" ;
+
+NET "GMII_RX_CLK" LOC = "P21" ;
+NET "GMII_RXD<7>" LOC = "G22" ;
+NET "GMII_RXD<6>" LOC = "K19" ;
+NET "GMII_RXD<5>" LOC = "K18" ;
+NET "GMII_RXD<4>" LOC = "E24" ;
+NET "GMII_RXD<3>" LOC = "F23" ;
+NET "GMII_RXD<2>" LOC = "L18" ;
+NET "GMII_RXD<1>" LOC = "L17" ;
+NET "GMII_RXD<0>" LOC = "F25" ;
+NET "GMII_RX_DV" LOC = "F24" ;
+NET "GMII_RX_ER" LOC = "L20" ;
+NET "GMII_CRS" LOC = "K20" ;
+NET "GMII_COL" LOC = "G23" ;
+
+NET "PHY_INTn" LOC = "L22" ;
+NET "MDIO" LOC = "K21" ;
+NET "MDC" LOC = "J23" ;
+NET "PHY_RESETn" LOC = "J22" ;
+NET "ETH_LED" LOC = "H20" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+
+## MIMO Interface
+NET "exp_time_out_p" LOC = "Y14" ;
+NET "exp_time_out_n" LOC = "AA14" ;
+NET "exp_time_in_p" LOC = "N18" ;
+NET "exp_time_in_n" LOC = "N17" ;
+NET "exp_user_out_p" LOC = "AF14" ;
+NET "exp_user_out_n" LOC = "AE14" ;
+NET "exp_user_in_p" LOC = "L24" ;
+NET "exp_user_in_n" LOC = "M23" ;
+
+## SERDES
+NET "ser_enable" LOC = "R20" ;
+NET "ser_prbsen" LOC = "U23" ;
+NET "ser_loopen" LOC = "R19" ;
+NET "ser_rx_en" LOC = "Y21" ;
+NET "ser_tx_clk" LOC = "P23" ; # SERDES TX CLK
+NET "ser_t<15>" LOC = "V23" ;
+NET "ser_t<14>" LOC = "U22" ;
+NET "ser_t<13>" LOC = "V24" ;
+NET "ser_t<12>" LOC = "V25" ;
+NET "ser_t<11>" LOC = "W23" ;
+NET "ser_t<10>" LOC = "V22" ;
+NET "ser_t<9>" LOC = "T18" ;
+NET "ser_t<8>" LOC = "T17" ;
+NET "ser_t<7>" LOC = "Y24" ;
+NET "ser_t<6>" LOC = "Y25" ;
+NET "ser_t<5>" LOC = "U21" ;
+NET "ser_t<4>" LOC = "T20" ;
+NET "ser_t<3>" LOC = "Y22" ;
+NET "ser_t<2>" LOC = "Y23" ;
+NET "ser_t<1>" LOC = "U19" ;
+NET "ser_t<0>" LOC = "U18" ;
+NET "ser_tkmsb" LOC = "AA24" ;
+NET "ser_tklsb" LOC = "AA25" ;
+NET "ser_rx_clk" LOC = "P18" ;
+NET "ser_r<15>" LOC = "V21" ;
+NET "ser_r<14>" LOC = "U20" ;
+NET "ser_r<13>" LOC = "AA22" ;
+NET "ser_r<12>" LOC = "AA23" ;
+NET "ser_r<11>" LOC = "V18" ;
+NET "ser_r<10>" LOC = "V19" ;
+NET "ser_r<9>" LOC = "AB23" ;
+NET "ser_r<8>" LOC = "AC26" ;
+NET "ser_r<7>" LOC = "AB26" ;
+NET "ser_r<6>" LOC = "AD26" ;
+NET "ser_r<5>" LOC = "AC25" ;
+NET "ser_r<4>" LOC = "W20" ;
+NET "ser_r<3>" LOC = "W21" ;
+NET "ser_r<2>" LOC = "AC23" ;
+NET "ser_r<1>" LOC = "AC24" ;
+NET "ser_r<0>" LOC = "AE26" ;
+NET "ser_rkmsb" LOC = "AD25" ;
+NET "ser_rklsb" LOC = "Y20" ;
+
+## SRAM
+NET "RAM_D<35>" LOC = "K16" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<34>" LOC = "D20" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<33>" LOC = "C20" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<32>" LOC = "E21" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<31>" LOC = "D21" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<30>" LOC = "C21" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<29>" LOC = "B21" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<28>" LOC = "H17" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<27>" LOC = "G17" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<26>" LOC = "B23" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<25>" LOC = "A22" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<24>" LOC = "D23" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<23>" LOC = "C23" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<22>" LOC = "D22" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<21>" LOC = "C22" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<20>" LOC = "F19" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<19>" LOC = "G20" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<18>" LOC = "F20" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<17>" LOC = "F7" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<16>" LOC = "E7" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<15>" LOC = "G9" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<14>" LOC = "H9" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<13>" LOC = "G10" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<12>" LOC = "H10" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<11>" LOC = "A4" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<10>" LOC = "B4" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<9>" LOC = "C5" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<8>" LOC = "D6" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<7>" LOC = "J11" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<6>" LOC = "K11" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<5>" LOC = "B7" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<4>" LOC = "C7" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<3>" LOC = "B6" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<2>" LOC = "C6" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<1>" LOC = "C8" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_D<0>" LOC = "D8" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<0>" LOC = "C11" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<1>" LOC = "E12" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<2>" LOC = "F12" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<3>" LOC = "D13" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<4>" LOC = "C12" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<5>" LOC = "A12" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<6>" LOC = "B12" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<7>" LOC = "E14" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<8>" LOC = "F14" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<9>" LOC = "B15" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<10>" LOC = "A15" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<11>" LOC = "D16" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<12>" LOC = "C15" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<13>" LOC = "D17" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<14>" LOC = "C16" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<15>" LOC = "F15" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<16>" LOC = "C17" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<17>" LOC = "B17" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<18>" LOC = "B18" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<19>" LOC = "A18" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_A<20>" LOC = "D18" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_BWn<3>" LOC = "D9" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_BWn<2>" LOC = "A9" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_BWn<1>" LOC = "B9" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_BWn<0>" LOC = "G12" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_ZZ" LOC = "J12" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_LDn" LOC = "H12" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_OEn" LOC = "C10" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_WEn" LOC = "D10" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_CENn" LOC = "B10" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+NET "RAM_CLK" LOC = "A10" |IOSTANDARD = LVCMOS25 |DRIVE = 8 |SLEW = FAST ;
+
+## SPI Flash
+NET "flash_miso" LOC = "AF24" ;
+NET "flash_clk" LOC = "AE24" ;
+NET "flash_mosi" LOC = "AB15" ;
+NET "flash_cs" LOC = "AA7" ;
+
+## MISC FPGA, unused for now
+#NET "PROG_B" LOC = "A2" ;
+#NET "PUDC_B" LOC = "G8" ;
+#NET "DONE" LOC = "AB21" ;
+#NET "INIT_B" LOC = "AA15" ;
+
+
+#NET "unnamed_net19" LOC = "AE9" ; # VS1
+#NET "unnamed_net18" LOC = "AF9" ; # VS0
+#NET "unnamed_net17" LOC = "AA12" ; # VS2
+#NET "unnamed_net16" LOC = "Y7" ; # M2
+#NET "unnamed_net15" LOC = "AC4" ; # M1
+#NET "unnamed_net14" LOC = "AD4" ; # M0
+#NET "unnamed_net13" LOC = "D4" ; # TMS
+#NET "unnamed_net12" LOC = "E23" ; # TDO
+#NET "unnamed_net11" LOC = "G7" ; # TDI
+#NET "unnamed_net10" LOC = "A25" ; # TCK
+#NET "unnamed_net20" LOC = "V20" ; # SUSPEND
+
+
+NET "clk_to_mac" TNM_NET = "clk_to_mac";
+TIMESPEC "TS_clk_to_mac" = PERIOD "clk_to_mac" 8 ns HIGH 50 %;
+
+NET "clk_fpga_p" TNM_NET = "clk_fpga_p";
+TIMESPEC "TS_clk_fpga_p" = PERIOD "clk_fpga_p" 10 ns HIGH 50 %;
+
+NET "GMII_RX_CLK" TNM_NET = "GMII_RX_CLK";
+TIMESPEC "TS_GMII_RX_CLK" = PERIOD "GMII_RX_CLK" 8 ns HIGH 50 %;
+
+NET "ser_rx_clk" TNM_NET = "ser_rx_clk";
+TIMESPEC "TS_ser_rx_clk" = PERIOD "ser_rx_clk" 10 ns HIGH 50 %;
+
+TIMESPEC "TS_clk_div_to_dsp_clk" = FROM "clk_div" TO "dcm_out" 10 ns;
+
+#NET "CLK_FPGA_P" CLOCK_DEDICATED_ROUTE = FALSE;
+#PIN "DCM_INST/DCM_SP.CLKIN" CLOCK_DEDICATED_ROUTE = FALSE;
+
+#NET "RAM_CLK" CLOCK_DEDICATED_ROUTE = FALSE;
+#PIN "DCM_INST1/DCM_SP.CLKFB" CLOCK_DEDICATED_ROUTE = FALSE;
+
+
diff --git a/fpga/usrp2/top/N2x0/u2plus.v b/fpga/usrp2/top/N2x0/u2plus.v
new file mode 100644
index 000000000..be1f355d2
--- /dev/null
+++ b/fpga/usrp2/top/N2x0/u2plus.v
@@ -0,0 +1,473 @@
+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+`timescale 1ns / 1ps
+//`define LVDS 1
+//`define DCM_FOR_RAMCLK
+//////////////////////////////////////////////////////////////////////////////////
+
+module u2plus
+ (
+ input CLK_FPGA_P, input CLK_FPGA_N, // Diff
+
+ // ADC
+ input ADC_clkout_p, input ADC_clkout_n,
+ input ADCA_12_p, input ADCA_12_n,
+ input ADCA_10_p, input ADCA_10_n,
+ input ADCA_8_p, input ADCA_8_n,
+ input ADCA_6_p, input ADCA_6_n,
+ input ADCA_4_p, input ADCA_4_n,
+ input ADCA_2_p, input ADCA_2_n,
+ input ADCA_0_p, input ADCA_0_n,
+ input ADCB_12_p, input ADCB_12_n,
+ input ADCB_10_p, input ADCB_10_n,
+ input ADCB_8_p, input ADCB_8_n,
+ input ADCB_6_p, input ADCB_6_n,
+ input ADCB_4_p, input ADCB_4_n,
+ input ADCB_2_p, input ADCB_2_n,
+ input ADCB_0_p, input ADCB_0_n,
+
+ // DAC
+ output reg [15:0] DACA,
+ output reg [15:0] DACB,
+ input DAC_LOCK, // unused for now
+
+ // DB IO Pins
+ inout [15:0] io_tx,
+ inout [15:0] io_rx,
+
+ // Misc, debug
+ output [5:1] leds, // LED4 is shared w/INIT_B
+ input FPGA_RESET,
+ output [1:0] debug_clk,
+ output [31:0] debug,
+ output [3:1] TXD, input [3:1] RXD, // UARTs
+ //input [3:0] dipsw, // Forgot DIP Switches...
+
+ // Clock Gen Control
+ output [1:0] clk_en,
+ output [1:0] clk_sel,
+ input CLK_FUNC, // FIXME is an input to control the 9510
+ input clk_status,
+
+ inout SCL, inout SDA, // I2C
+
+ // PPS
+ input PPS_IN, input PPS2_IN,
+
+ // SPI
+ output SEN_CLK, output SCLK_CLK, output MOSI_CLK, input MISO_CLK,
+ output SEN_DAC, output SCLK_DAC, output MOSI_DAC, input MISO_DAC,
+ output SEN_ADC, output SCLK_ADC, output MOSI_ADC,
+ output SEN_TX_DB, output SCLK_TX_DB, output MOSI_TX_DB, input MISO_TX_DB,
+ output SEN_TX_DAC, output SCLK_TX_DAC, output MOSI_TX_DAC,
+ output SEN_TX_ADC, output SCLK_TX_ADC, output MOSI_TX_ADC, input MISO_TX_ADC,
+ output SEN_RX_DB, output SCLK_RX_DB, output MOSI_RX_DB, input MISO_RX_DB,
+ output SEN_RX_DAC, output SCLK_RX_DAC, output MOSI_RX_DAC,
+ output SEN_RX_ADC, output SCLK_RX_ADC, output MOSI_RX_ADC, input MISO_RX_ADC,
+
+ // GigE PHY
+ input CLK_TO_MAC,
+
+ output reg [7:0] GMII_TXD,
+ output reg GMII_TX_EN,
+ output reg GMII_TX_ER,
+ output GMII_GTX_CLK,
+ input GMII_TX_CLK, // 100mbps clk
+
+ input GMII_RX_CLK,
+ input [7:0] GMII_RXD,
+ input GMII_RX_DV,
+ input GMII_RX_ER,
+ input GMII_COL,
+ input GMII_CRS,
+
+ input PHY_INTn, // open drain
+ inout MDIO,
+ output MDC,
+ output PHY_RESETn,
+ output ETH_LED,
+
+// input POR,
+
+ // Expansion
+ input exp_time_in_p, input exp_time_in_n, // Diff
+ output exp_time_out_p, output exp_time_out_n, // Diff
+ input exp_user_in_p, input exp_user_in_n, // Diff
+ output exp_user_out_p, output exp_user_out_n, // Diff
+
+ // SERDES
+ output ser_enable,
+ output ser_prbsen,
+ output ser_loopen,
+ output ser_rx_en,
+
+ output ser_tx_clk,
+ output reg [15:0] ser_t,
+ output reg ser_tklsb,
+ output reg ser_tkmsb,
+
+ input ser_rx_clk,
+ input [15:0] ser_r,
+ input ser_rklsb,
+ input ser_rkmsb,
+
+ // SRAM
+ inout [35:0] RAM_D,
+ output [20:0] RAM_A,
+ output [3:0] RAM_BWn,
+ output RAM_ZZ,
+ output RAM_LDn,
+ output RAM_OEn,
+ output RAM_WEn,
+ output RAM_CENn,
+ output RAM_CLK,
+
+ // SPI Flash
+ output flash_cs,
+ output flash_clk,
+ output flash_mosi,
+ input flash_miso
+ );
+
+ wire CLK_TO_MAC_int, CLK_TO_MAC_int2;
+ IBUFG phyclk (.O(CLK_TO_MAC_int), .I(CLK_TO_MAC));
+ BUFG phyclk2 (.O(CLK_TO_MAC_int2), .I(CLK_TO_MAC_int));
+
+ // FPGA-specific pins connections
+ wire clk_fpga, dsp_clk, clk_div, dcm_out, wb_clk, clock_ready;
+
+ IBUFGDS clk_fpga_pin (.O(clk_fpga),.I(CLK_FPGA_P),.IB(CLK_FPGA_N));
+ defparam clk_fpga_pin.IOSTANDARD = "LVPECL_25";
+
+ wire exp_time_in;
+ IBUFDS exp_time_in_pin (.O(exp_time_in),.I(exp_time_in_p),.IB(exp_time_in_n));
+ defparam exp_time_in_pin.IOSTANDARD = "LVDS_25";
+
+ wire exp_time_out;
+ OBUFDS exp_time_out_pin (.O(exp_time_out_p),.OB(exp_time_out_n),.I(exp_time_out));
+ defparam exp_time_out_pin.IOSTANDARD = "LVDS_25";
+
+ wire exp_user_in;
+ IBUFDS exp_user_in_pin (.O(exp_user_in),.I(exp_user_in_p),.IB(exp_user_in_n));
+ defparam exp_user_in_pin.IOSTANDARD = "LVDS_25";
+
+ wire exp_user_out;
+ OBUFDS exp_user_out_pin (.O(exp_user_out_p),.OB(exp_user_out_n),.I(exp_user_out));
+ defparam exp_user_out_pin.IOSTANDARD = "LVDS_25";
+
+ reg [5:0] clock_ready_d;
+ always @(posedge clk_fpga)
+ clock_ready_d[5:0] <= {clock_ready_d[4:0],clock_ready};
+ wire dcm_rst = ~&clock_ready_d & |clock_ready_d;
+
+ // ADC A is inverted on the schematic to facilitate a clean layout
+ // We account for that here by inverting it
+`ifdef LVDS
+ wire [13:0] adc_a, adc_a_inv, adc_b;
+ capture_ddrlvds #(.WIDTH(14)) capture_ddrlvds
+ (.clk(dsp_clk), .ssclk_p(ADC_clkout_p), .ssclk_n(ADC_clkout_n),
+ .in_p({{ADCA_12_p, ADCA_10_p, ADCA_8_p, ADCA_6_p, ADCA_4_p, ADCA_2_p, ADCA_0_p},
+ {ADCB_12_p, ADCB_10_p, ADCB_8_p, ADCB_6_p, ADCB_4_p, ADCB_2_p, ADCB_0_p}}),
+ .in_n({{ADCA_12_n, ADCA_10_n, ADCA_8_n, ADCA_6_n, ADCA_4_n, ADCA_2_n, ADCA_0_n},
+ {ADCB_12_n, ADCB_10_n, ADCB_8_n, ADCB_6_n, ADCB_4_n, ADCB_2_n, ADCB_0_n}}),
+ .out({adc_a_inv,adc_b}));
+ assign adc_a = ~adc_a_inv;
+`else
+ reg [13:0] adc_a, adc_b, adc_a_pre, adc_b_pre;
+ always @(posedge dsp_clk)
+ begin
+ adc_a_pre <= {ADCA_12_p,ADCA_12_n, ADCA_10_p,ADCA_10_n, ADCA_8_p,ADCA_8_n, ADCA_6_p,ADCA_6_n,
+ ADCA_4_p,ADCA_4_n, ADCA_2_p,ADCA_2_n, ADCA_0_p,ADCA_0_n };
+ adc_b_pre <= {ADCB_12_p,ADCB_12_n, ADCB_10_p,ADCB_10_n, ADCB_8_p,ADCB_8_n, ADCB_6_p,ADCB_6_n,
+ ADCB_4_p,ADCB_4_n, ADCB_2_p,ADCB_2_n, ADCB_0_p,ADCB_0_n };
+ adc_a <= ~adc_a_pre; //Note: A must be inverted, but not B
+ adc_b <= adc_b_pre;
+ end
+`endif // !`ifdef LVDS
+
+ // Handle Clocks
+ DCM DCM_INST (.CLKFB(dsp_clk),
+ .CLKIN(clk_fpga),
+ .DSSEN(0),
+ .PSCLK(0),
+ .PSEN(0),
+ .PSINCDEC(0),
+ .RST(dcm_rst),
+ .CLKDV(clk_div),
+ .CLKFX(),
+ .CLKFX180(),
+ .CLK0(dcm_out),
+ .CLK2X(),
+ .CLK2X180(),
+ .CLK90(),
+ .CLK180(),
+ .CLK270(clk270_100),
+ .LOCKED(LOCKED_OUT),
+ .PSDONE(),
+ .STATUS());
+ defparam DCM_INST.CLK_FEEDBACK = "1X";
+ defparam DCM_INST.CLKDV_DIVIDE = 2.0;
+ defparam DCM_INST.CLKFX_DIVIDE = 1;
+ defparam DCM_INST.CLKFX_MULTIPLY = 4;
+ defparam DCM_INST.CLKIN_DIVIDE_BY_2 = "FALSE";
+ defparam DCM_INST.CLKIN_PERIOD = 10.000;
+ defparam DCM_INST.CLKOUT_PHASE_SHIFT = "NONE";
+ defparam DCM_INST.DESKEW_ADJUST = "SYSTEM_SYNCHRONOUS";
+ defparam DCM_INST.DFS_FREQUENCY_MODE = "LOW";
+ defparam DCM_INST.DLL_FREQUENCY_MODE = "LOW";
+ defparam DCM_INST.DUTY_CYCLE_CORRECTION = "TRUE";
+ defparam DCM_INST.FACTORY_JF = 16'h8080;
+ defparam DCM_INST.PHASE_SHIFT = 0;
+ defparam DCM_INST.STARTUP_WAIT = "FALSE";
+
+ BUFG dspclk_BUFG (.I(dcm_out), .O(dsp_clk));
+ BUFG wbclk_BUFG (.I(clk_div), .O(wb_clk));
+
+ // Create clock for external SRAM thats -90degree phase to DSPCLK (i.e) 2nS earlier at 100MHz.
+ BUFG clk270_100_buf_i1 (.I(clk270_100),
+ .O(clk270_100_buf));
+ OFDDRRSE RAM_CLK_i1 (.Q(RAM_CLK),
+ .C0(clk270_100_buf),
+ .C1(~clk270_100_buf),
+ .CE(1'b1),
+ .D0(1'b1),
+ .D1(1'b0),
+ .R(1'b0),
+ .S(1'b0));
+
+ // I2C -- Don't use external transistors for open drain, the FPGA implements this
+ IOBUF scl_pin(.O(scl_pad_i), .IO(SCL), .I(scl_pad_o), .T(scl_pad_oen_o));
+ IOBUF sda_pin(.O(sda_pad_i), .IO(SDA), .I(sda_pad_o), .T(sda_pad_oen_o));
+
+ // LEDs are active low outputs
+ wire [5:0] leds_int;
+ assign {ETH_LED,leds} = {6'b011111 ^ leds_int}; // drive low to turn on leds
+
+ // SPI
+ wire miso, mosi, sclk;
+
+ assign {SCLK_CLK,MOSI_CLK} = ~SEN_CLK ? {sclk,mosi} : 2'B0;
+ assign {SCLK_DAC,MOSI_DAC} = ~SEN_DAC ? {sclk,mosi} : 2'B0;
+ assign {SCLK_ADC,MOSI_ADC} = ~SEN_ADC ? {sclk,mosi} : 2'B0;
+ assign {SCLK_TX_DB,MOSI_TX_DB} = ~SEN_TX_DB ? {sclk,mosi} : 2'B0;
+ assign {SCLK_TX_DAC,MOSI_TX_DAC} = ~SEN_TX_DAC ? {sclk,mosi} : 2'B0;
+ assign {SCLK_TX_ADC,MOSI_TX_ADC} = ~SEN_TX_ADC ? {sclk,mosi} : 2'B0;
+ assign {SCLK_RX_DB,MOSI_RX_DB} = ~SEN_RX_DB ? {sclk,mosi} : 2'B0;
+ assign {SCLK_RX_DAC,MOSI_RX_DAC} = ~SEN_RX_DAC ? {sclk,mosi} : 2'B0;
+ assign {SCLK_RX_ADC,MOSI_RX_ADC} = ~SEN_RX_ADC ? {sclk,mosi} : 2'B0;
+
+ assign miso = (~SEN_CLK & MISO_CLK) | (~SEN_DAC & MISO_DAC) |
+ (~SEN_TX_DB & MISO_TX_DB) | (~SEN_TX_ADC & MISO_TX_ADC) |
+ (~SEN_RX_DB & MISO_RX_DB) | (~SEN_RX_ADC & MISO_RX_ADC);
+
+ wire GMII_TX_EN_unreg, GMII_TX_ER_unreg;
+ wire [7:0] GMII_TXD_unreg;
+ wire GMII_GTX_CLK_int;
+
+ always @(posedge GMII_GTX_CLK_int)
+ begin
+ GMII_TX_EN <= GMII_TX_EN_unreg;
+ GMII_TX_ER <= GMII_TX_ER_unreg;
+ GMII_TXD <= GMII_TXD_unreg;
+ end
+
+ OFDDRRSE OFDDRRSE_gmii_inst
+ (.Q(GMII_GTX_CLK), // Data output (connect directly to top-level port)
+ .C0(GMII_GTX_CLK_int), // 0 degree clock input
+ .C1(~GMII_GTX_CLK_int), // 180 degree clock input
+ .CE(1), // Clock enable input
+ .D0(0), // Posedge data input
+ .D1(1), // Negedge data input
+ .R(0), // Synchronous reset input
+ .S(0) // Synchronous preset input
+ );
+
+ wire ser_tklsb_unreg, ser_tkmsb_unreg;
+ wire [15:0] ser_t_unreg;
+ wire ser_tx_clk_int;
+
+ always @(posedge ser_tx_clk_int)
+ begin
+ ser_tklsb <= ser_tklsb_unreg;
+ ser_tkmsb <= ser_tkmsb_unreg;
+ ser_t <= ser_t_unreg;
+ end
+
+ assign ser_tx_clk = clk_fpga;
+
+ reg [15:0] ser_r_int;
+ reg ser_rklsb_int, ser_rkmsb_int;
+
+ always @(posedge ser_rx_clk)
+ begin
+ ser_r_int <= ser_r;
+ ser_rklsb_int <= ser_rklsb;
+ ser_rkmsb_int <= ser_rkmsb;
+ end
+
+ /*
+ OFDDRRSE OFDDRRSE_serdes_inst
+ (.Q(ser_tx_clk), // Data output (connect directly to top-level port)
+ .C0(ser_tx_clk_int), // 0 degree clock input
+ .C1(~ser_tx_clk_int), // 180 degree clock input
+ .CE(1), // Clock enable input
+ .D0(0), // Posedge data input
+ .D1(1), // Negedge data input
+ .R(0), // Synchronous reset input
+ .S(0) // Synchronous preset input
+ );
+ */
+
+
+ //
+ // Instantiate IO for Bidirectional bus to SRAM
+ //
+ wire [35:0] RAM_D_pi;
+ wire [35:0] RAM_D_po;
+ wire RAM_D_poe;
+
+ genvar i;
+
+ generate
+ for (i=0;i<36;i=i+1)
+ begin : gen_RAM_D_IO
+
+ IOBUF #(
+ .DRIVE(12),
+ .IOSTANDARD("LVCMOS25"),
+ .SLEW("FAST")
+ )
+ RAM_D_i (
+ .O(RAM_D_pi[i]),
+ .I(RAM_D_po[i]),
+ .IO(RAM_D[i]),
+ .T(RAM_D_poe)
+ );
+ end // block: gen_RAM_D_IO
+ endgenerate
+
+
+
+ wire [15:0] dac_a_int, dac_b_int;
+ // DAC A and B are swapped in schematic to facilitate clean layout
+ // DAC A is also inverted in schematic to facilitate clean layout
+ always @(negedge dsp_clk) DACA <= ~dac_b_int;
+ always @(negedge dsp_clk) DACB <= dac_a_int;
+
+ wire pps;
+ assign pps = PPS_IN ^ PPS2_IN;
+
+ u2plus_core u2p_c(.dsp_clk (dsp_clk),
+ .wb_clk (wb_clk),
+ .clock_ready (clock_ready),
+ .clk_to_mac (CLK_TO_MAC_int2),
+ .pps_in (pps),
+ .leds (leds_int),
+ .debug (debug[31:0]),
+ .debug_clk (debug_clk[1:0]),
+ .exp_time_in (exp_time_in),
+ .exp_time_out (exp_time_out),
+ .GMII_COL (GMII_COL),
+ .GMII_CRS (GMII_CRS),
+ .GMII_TXD (GMII_TXD_unreg[7:0]),
+ .GMII_TX_EN (GMII_TX_EN_unreg),
+ .GMII_TX_ER (GMII_TX_ER_unreg),
+ .GMII_GTX_CLK (GMII_GTX_CLK_int),
+ .GMII_TX_CLK (GMII_TX_CLK),
+ .GMII_RXD (GMII_RXD[7:0]),
+ .GMII_RX_CLK (GMII_RX_CLK),
+ .GMII_RX_DV (GMII_RX_DV),
+ .GMII_RX_ER (GMII_RX_ER),
+ .MDIO (MDIO),
+ .MDC (MDC),
+ .PHY_INTn (PHY_INTn),
+ .PHY_RESETn (PHY_RESETn),
+ .ser_enable (ser_enable),
+ .ser_prbsen (ser_prbsen),
+ .ser_loopen (ser_loopen),
+ .ser_rx_en (ser_rx_en),
+ .ser_tx_clk (ser_tx_clk_int),
+ .ser_t (ser_t_unreg[15:0]),
+ .ser_tklsb (ser_tklsb_unreg),
+ .ser_tkmsb (ser_tkmsb_unreg),
+ .ser_rx_clk (ser_rx_clk),
+ .ser_r (ser_r_int[15:0]),
+ .ser_rklsb (ser_rklsb_int),
+ .ser_rkmsb (ser_rkmsb_int),
+ .adc_a (adc_a[13:0]),
+ .adc_ovf_a (1'b0),
+ .adc_on_a (),
+ .adc_oe_a (),
+ .adc_b (adc_b[13:0]),
+ .adc_ovf_b (1'b0),
+ .adc_on_b (),
+ .adc_oe_b (),
+ .dac_a (dac_a_int[15:0]),
+ .dac_b (dac_b_int[15:0]),
+ .scl_pad_i (scl_pad_i),
+ .scl_pad_o (scl_pad_o),
+ .scl_pad_oen_o (scl_pad_oen_o),
+ .sda_pad_i (sda_pad_i),
+ .sda_pad_o (sda_pad_o),
+ .sda_pad_oen_o (sda_pad_oen_o),
+ .clk_en (clk_en[1:0]),
+ .clk_sel (clk_sel[1:0]),
+ .clk_func (clk_func),
+ .clk_status (clk_status),
+ .sclk (sclk),
+ .mosi (mosi),
+ .miso (miso),
+ .sen_clk (SEN_CLK),
+ .sen_dac (SEN_DAC),
+ .sen_adc (SEN_ADC),
+ .sen_tx_db (SEN_TX_DB),
+ .sen_tx_adc (SEN_TX_ADC),
+ .sen_tx_dac (SEN_TX_DAC),
+ .sen_rx_db (SEN_RX_DB),
+ .sen_rx_adc (SEN_RX_ADC),
+ .sen_rx_dac (SEN_RX_DAC),
+ .io_tx (io_tx[15:0]),
+ .io_rx (io_rx[15:0]),
+ .RAM_D_po (RAM_D_po),
+ .RAM_D_pi (RAM_D_pi),
+ .RAM_D_poe (RAM_D_poe),
+ .RAM_A (RAM_A),
+ .RAM_CE1n (RAM_CE1n),
+ .RAM_CENn (RAM_CENn),
+ .RAM_WEn (RAM_WEn),
+ .RAM_OEn (RAM_OEn),
+ .RAM_LDn (RAM_LDn),
+ .uart_tx_o (TXD[3:1]),
+ .uart_rx_i ({1'b1,RXD[3:1]}),
+ .uart_baud_o (),
+ .sim_mode (1'b0),
+ .clock_divider (2),
+ .button (FPGA_RESET),
+ .spiflash_cs (flash_cs),
+ .spiflash_clk (flash_clk),
+ .spiflash_miso (flash_miso),
+ .spiflash_mosi (flash_mosi)
+ );
+
+ // Drive low so that RAM does not sleep.
+ assign RAM_ZZ = 0;
+ // Byte Writes are qualified by the global write enable
+ // Always do 36bit operations to extram.
+ assign RAM_BWn = 4'b0000;
+
+endmodule // u2plus
diff --git a/fpga/usrp2/top/N2x0/u2plus_core.v b/fpga/usrp2/top/N2x0/u2plus_core.v
new file mode 100644
index 000000000..e2539e183
--- /dev/null
+++ b/fpga/usrp2/top/N2x0/u2plus_core.v
@@ -0,0 +1,772 @@
+//
+// Copyright 2011-2012 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+// ////////////////////////////////////////////////////////////////////////////////
+// Module Name: u2_core
+// ////////////////////////////////////////////////////////////////////////////////
+
+module u2plus_core
+ (// Clocks
+ input dsp_clk,
+ input wb_clk,
+ output clock_ready,
+ input clk_to_mac,
+ input pps_in,
+
+ // Misc, debug
+ output [7:0] leds,
+ output [31:0] debug,
+ output [1:0] debug_clk,
+
+ // Expansion
+ input exp_time_in,
+ output exp_time_out,
+
+ // GMII
+ // GMII-CTRL
+ input GMII_COL,
+ input GMII_CRS,
+
+ // GMII-TX
+ output [7:0] GMII_TXD,
+ output GMII_TX_EN,
+ output GMII_TX_ER,
+ output GMII_GTX_CLK,
+ input GMII_TX_CLK, // 100mbps clk
+
+ // GMII-RX
+ input [7:0] GMII_RXD,
+ input GMII_RX_CLK,
+ input GMII_RX_DV,
+ input GMII_RX_ER,
+
+ // GMII-Management
+ inout MDIO,
+ output MDC,
+ input PHY_INTn, // open drain
+ output PHY_RESETn,
+
+ // SERDES
+ output ser_enable,
+ output ser_prbsen,
+ output ser_loopen,
+ output ser_rx_en,
+
+ output ser_tx_clk,
+ output [15:0] ser_t,
+ output ser_tklsb,
+ output ser_tkmsb,
+
+ input ser_rx_clk,
+ input [15:0] ser_r,
+ input ser_rklsb,
+ input ser_rkmsb,
+
+ input por,
+ output config_success,
+
+ // ADC
+ input [13:0] adc_a,
+ input adc_ovf_a,
+ output adc_on_a,
+ output adc_oe_a,
+
+ input [13:0] adc_b,
+ input adc_ovf_b,
+ output adc_on_b,
+ output adc_oe_b,
+
+ // DAC
+ output [15:0] dac_a,
+ output [15:0] dac_b,
+
+ // I2C
+ input scl_pad_i,
+ output scl_pad_o,
+ output scl_pad_oen_o,
+ input sda_pad_i,
+ output sda_pad_o,
+ output sda_pad_oen_o,
+
+ // Clock Gen Control
+ output [1:0] clk_en,
+ output [1:0] clk_sel,
+ input clk_func, // FIXME is an input to control the 9510
+ input clk_status,
+
+ // Generic SPI
+ output sclk,
+ output mosi,
+ input miso,
+ output sen_clk,
+ output sen_dac,
+ output sen_adc,
+ output sen_tx_db,
+ output sen_tx_adc,
+ output sen_tx_dac,
+ output sen_rx_db,
+ output sen_rx_adc,
+ output sen_rx_dac,
+
+ // GPIO to DBoards
+ inout [15:0] io_tx,
+ inout [15:0] io_rx,
+
+ // External RAM
+ input [35:0] RAM_D_pi,
+ output [35:0] RAM_D_po,
+ output RAM_D_poe,
+ output [20:0] RAM_A,
+ output RAM_CE1n,
+ output RAM_CENn,
+ output RAM_WEn,
+ output RAM_OEn,
+ output RAM_LDn,
+
+ // Debug stuff
+ output [3:0] uart_tx_o,
+ input [3:0] uart_rx_i,
+ output [3:0] uart_baud_o,
+ input sim_mode,
+ input [3:0] clock_divider,
+ input button,
+
+ output spiflash_cs, output spiflash_clk, input spiflash_miso, output spiflash_mosi
+ );
+
+ localparam SR_MISC = 0; // 7 regs
+ localparam SR_USER_REGS = 8; // 2
+ localparam SR_TIME64 = 10; // 6
+ localparam SR_BUF_POOL = 16; // 4
+ localparam SR_SPI_CORE = 20; // 3
+ localparam SR_RX_FRONT = 24; // 5
+ localparam SR_RX_CTRL0 = 32; // 9
+ localparam SR_RX_DSP0 = 48; // 7
+ localparam SR_RX_CTRL1 = 80; // 9
+ localparam SR_RX_DSP1 = 96; // 7
+
+ localparam SR_TX_FRONT = 128; // ?
+ localparam SR_TX_CTRL = 144; // 6
+ localparam SR_TX_DSP = 160; // 5
+
+ localparam SR_GPIO = 184; // 5
+ localparam SR_UDP_SM = 192; // 64
+
+ // FIFO Sizes, 9 = 512 lines, 10 = 1024, 11 = 2048
+ // all (most?) are 36 bits wide, so 9 is 1 BRAM, 10 is 2, 11 is 4 BRAMs
+ // localparam DSP_TX_FIFOSIZE = 9; unused -- DSPTX uses extram fifo
+ localparam DSP_RX_FIFOSIZE = 10;
+ localparam DSP_TX_FIFOSIZE = 10;
+ localparam ETH_TX_FIFOSIZE = 9;
+ localparam ETH_RX_FIFOSIZE = 11;
+ localparam SERDES_TX_FIFOSIZE = 9;
+ localparam SERDES_RX_FIFOSIZE = 9; // RX currently doesn't use a fifo?
+
+ wire [7:0] set_addr, set_addr_dsp, set_addr_user;
+ wire [31:0] set_data, set_data_dsp, set_data_user;
+ wire set_stb, set_stb_dsp, set_stb_user;
+
+ reg wb_rst;
+ wire dsp_rst = wb_rst;
+
+ wire [31:0] status;
+ wire bus_error, spi_int, i2c_int, pps_int, onetime_int, periodic_int, buffer_int;
+ wire proc_int, overrun0, overrun1, underrun;
+ wire [3:0] uart_tx_int, uart_rx_int;
+
+ wire [31:0] debug_gpio_0, debug_gpio_1;
+
+ wire [31:0] debug_rx, debug_mac, debug_mac0, debug_mac1, debug_tx_dsp, debug_txc,
+ debug_serdes0, debug_serdes1, debug_serdes2, debug_rx_dsp, debug_udp, debug_extfifo, debug_extfifo2;
+
+ wire [15:0] ser_rx_occ, ser_tx_occ, dsp_rx_occ, dsp_tx_occ, eth_rx_occ, eth_tx_occ, eth_rx_occ2;
+ wire ser_rx_full, ser_tx_full, dsp_rx_full, dsp_tx_full, eth_rx_full, eth_tx_full, eth_rx_full2;
+ wire ser_rx_empty, ser_tx_empty, dsp_rx_empty, dsp_tx_empty, eth_rx_empty, eth_tx_empty, eth_rx_empty2;
+
+ wire serdes_link_up, good_sync;
+ wire epoch;
+ wire [31:0] irq;
+ wire [63:0] vita_time, vita_time_pps;
+
+ wire run_rx0, run_rx1, run_tx;
+ reg run_rx0_d1, run_rx1_d1;
+
+ // ///////////////////////////////////////////////////////////////////////////////////////////////
+ // Wishbone Single Master INTERCON
+ localparam dw = 32; // Data bus width
+ localparam aw = 16; // Address bus width, for byte addressibility, 16 = 64K byte memory space
+ localparam sw = 4; // Select width -- 32-bit data bus with 8-bit granularity.
+
+ wire [dw-1:0] m0_dat_o, m0_dat_i;
+ wire [dw-1:0] s0_dat_o, s1_dat_o, s0_dat_i, s1_dat_i, s2_dat_o, s3_dat_o, s2_dat_i, s3_dat_i,
+ s4_dat_o, s5_dat_o, s4_dat_i, s5_dat_i, s6_dat_o, s7_dat_o, s6_dat_i, s7_dat_i,
+ s8_dat_o, s9_dat_o, s8_dat_i, s9_dat_i, sa_dat_o, sa_dat_i, sb_dat_i, sb_dat_o,
+ sc_dat_i, sc_dat_o, sd_dat_i, sd_dat_o, se_dat_i, se_dat_o, sf_dat_i, sf_dat_o;
+ wire [aw-1:0] m0_adr,s0_adr,s1_adr,s2_adr,s3_adr,s4_adr,s5_adr,s6_adr,s7_adr,s8_adr,s9_adr,sa_adr,sb_adr,sc_adr, sd_adr, se_adr, sf_adr;
+ wire [sw-1:0] m0_sel,s0_sel,s1_sel,s2_sel,s3_sel,s4_sel,s5_sel,s6_sel,s7_sel,s8_sel,s9_sel,sa_sel,sb_sel,sc_sel, sd_sel, se_sel, sf_sel;
+ wire m0_ack,s0_ack,s1_ack,s2_ack,s3_ack,s4_ack,s5_ack,s6_ack,s7_ack,s8_ack,s9_ack,sa_ack,sb_ack,sc_ack, sd_ack, se_ack, sf_ack;
+ wire m0_stb,s0_stb,s1_stb,s2_stb,s3_stb,s4_stb,s5_stb,s6_stb,s7_stb,s8_stb,s9_stb,sa_stb,sb_stb,sc_stb, sd_stb, se_stb, sf_stb;
+ wire m0_cyc,s0_cyc,s1_cyc,s2_cyc,s3_cyc,s4_cyc,s5_cyc,s6_cyc,s7_cyc,s8_cyc,s9_cyc,sa_cyc,sb_cyc,sc_cyc, sd_cyc, se_cyc, sf_cyc;
+ wire m0_err, m0_rty;
+ wire m0_we,s0_we,s1_we,s2_we,s3_we,s4_we,s5_we,s6_we,s7_we,s8_we,s9_we,sa_we,sb_we,sc_we,sd_we,se_we,sf_we;
+
+ wb_1master #(.decode_w(8),
+ .s0_addr(8'b0000_0000),.s0_mask(8'b1100_0000), // Main RAM (0-16K)
+ .s1_addr(8'b0100_0000),.s1_mask(8'b1111_0000), // Packet Router (16-20K)
+ .s2_addr(8'b0101_0000),.s2_mask(8'b1111_1100), // SPI
+ .s3_addr(8'b0101_0100),.s3_mask(8'b1111_1100), // I2C
+ .s4_addr(8'b0101_1000),.s4_mask(8'b1111_1100), // Unused
+ .s5_addr(8'b0101_1100),.s5_mask(8'b1111_1100), // Readback
+ .s6_addr(8'b0110_0000),.s6_mask(8'b1111_0000), // Ethernet MAC
+ .s7_addr(8'b0111_0000),.s7_mask(8'b1111_0000), // Settings Bus (only uses 1K)
+ .s8_addr(8'b1000_0000),.s8_mask(8'b1111_1100), // PIC
+ .s9_addr(8'b1000_0100),.s9_mask(8'b1111_1100), // Unused
+ .sa_addr(8'b1000_1000),.sa_mask(8'b1111_1100), // UART
+ .sb_addr(8'b1000_1100),.sb_mask(8'b1111_1100), // Unused
+ .sc_addr(8'b1001_0000),.sc_mask(8'b1111_0000), // Unused
+ .sd_addr(8'b1010_0000),.sd_mask(8'b1111_0000), // ICAP
+ .se_addr(8'b1011_0000),.se_mask(8'b1111_0000), // SPI Flash
+ .sf_addr(8'b1100_0000),.sf_mask(8'b1100_0000), // 48K-64K, Boot RAM
+ .dw(dw),.aw(aw),.sw(sw)) wb_1master
+ (.clk_i(wb_clk),.rst_i(wb_rst),
+ .m0_dat_o(m0_dat_o),.m0_ack_o(m0_ack),.m0_err_o(m0_err),.m0_rty_o(m0_rty),.m0_dat_i(m0_dat_i),
+ .m0_adr_i(m0_adr),.m0_sel_i(m0_sel),.m0_we_i(m0_we),.m0_cyc_i(m0_cyc),.m0_stb_i(m0_stb),
+ .s0_dat_o(s0_dat_o),.s0_adr_o(s0_adr),.s0_sel_o(s0_sel),.s0_we_o (s0_we),.s0_cyc_o(s0_cyc),.s0_stb_o(s0_stb),
+ .s0_dat_i(s0_dat_i),.s0_ack_i(s0_ack),.s0_err_i(0),.s0_rty_i(0),
+ .s1_dat_o(s1_dat_o),.s1_adr_o(s1_adr),.s1_sel_o(s1_sel),.s1_we_o (s1_we),.s1_cyc_o(s1_cyc),.s1_stb_o(s1_stb),
+ .s1_dat_i(s1_dat_i),.s1_ack_i(s1_ack),.s1_err_i(0),.s1_rty_i(0),
+ .s2_dat_o(s2_dat_o),.s2_adr_o(s2_adr),.s2_sel_o(s2_sel),.s2_we_o (s2_we),.s2_cyc_o(s2_cyc),.s2_stb_o(s2_stb),
+ .s2_dat_i(s2_dat_i),.s2_ack_i(s2_ack),.s2_err_i(0),.s2_rty_i(0),
+ .s3_dat_o(s3_dat_o),.s3_adr_o(s3_adr),.s3_sel_o(s3_sel),.s3_we_o (s3_we),.s3_cyc_o(s3_cyc),.s3_stb_o(s3_stb),
+ .s3_dat_i(s3_dat_i),.s3_ack_i(s3_ack),.s3_err_i(0),.s3_rty_i(0),
+ .s4_dat_o(s4_dat_o),.s4_adr_o(s4_adr),.s4_sel_o(s4_sel),.s4_we_o (s4_we),.s4_cyc_o(s4_cyc),.s4_stb_o(s4_stb),
+ .s4_dat_i(s4_dat_i),.s4_ack_i(s4_ack),.s4_err_i(0),.s4_rty_i(0),
+ .s5_dat_o(s5_dat_o),.s5_adr_o(s5_adr),.s5_sel_o(s5_sel),.s5_we_o (s5_we),.s5_cyc_o(s5_cyc),.s5_stb_o(s5_stb),
+ .s5_dat_i(s5_dat_i),.s5_ack_i(s5_ack),.s5_err_i(0),.s5_rty_i(0),
+ .s6_dat_o(s6_dat_o),.s6_adr_o(s6_adr),.s6_sel_o(s6_sel),.s6_we_o (s6_we),.s6_cyc_o(s6_cyc),.s6_stb_o(s6_stb),
+ .s6_dat_i(s6_dat_i),.s6_ack_i(s6_ack),.s6_err_i(0),.s6_rty_i(0),
+ .s7_dat_o(s7_dat_o),.s7_adr_o(s7_adr),.s7_sel_o(s7_sel),.s7_we_o (s7_we),.s7_cyc_o(s7_cyc),.s7_stb_o(s7_stb),
+ .s7_dat_i(s7_dat_i),.s7_ack_i(s7_ack),.s7_err_i(0),.s7_rty_i(0),
+ .s8_dat_o(s8_dat_o),.s8_adr_o(s8_adr),.s8_sel_o(s8_sel),.s8_we_o (s8_we),.s8_cyc_o(s8_cyc),.s8_stb_o(s8_stb),
+ .s8_dat_i(s8_dat_i),.s8_ack_i(s8_ack),.s8_err_i(0),.s8_rty_i(0),
+ .s9_dat_o(s9_dat_o),.s9_adr_o(s9_adr),.s9_sel_o(s9_sel),.s9_we_o (s9_we),.s9_cyc_o(s9_cyc),.s9_stb_o(s9_stb),
+ .s9_dat_i(s9_dat_i),.s9_ack_i(s9_ack),.s9_err_i(0),.s9_rty_i(0),
+ .sa_dat_o(sa_dat_o),.sa_adr_o(sa_adr),.sa_sel_o(sa_sel),.sa_we_o(sa_we),.sa_cyc_o(sa_cyc),.sa_stb_o(sa_stb),
+ .sa_dat_i(sa_dat_i),.sa_ack_i(sa_ack),.sa_err_i(0),.sa_rty_i(0),
+ .sb_dat_o(sb_dat_o),.sb_adr_o(sb_adr),.sb_sel_o(sb_sel),.sb_we_o(sb_we),.sb_cyc_o(sb_cyc),.sb_stb_o(sb_stb),
+ .sb_dat_i(sb_dat_i),.sb_ack_i(sb_ack),.sb_err_i(0),.sb_rty_i(0),
+ .sc_dat_o(sc_dat_o),.sc_adr_o(sc_adr),.sc_sel_o(sc_sel),.sc_we_o(sc_we),.sc_cyc_o(sc_cyc),.sc_stb_o(sc_stb),
+ .sc_dat_i(sc_dat_i),.sc_ack_i(sc_ack),.sc_err_i(0),.sc_rty_i(0),
+ .sd_dat_o(sd_dat_o),.sd_adr_o(sd_adr),.sd_sel_o(sd_sel),.sd_we_o(sd_we),.sd_cyc_o(sd_cyc),.sd_stb_o(sd_stb),
+ .sd_dat_i(sd_dat_i),.sd_ack_i(sd_ack),.sd_err_i(0),.sd_rty_i(0),
+ .se_dat_o(se_dat_o),.se_adr_o(se_adr),.se_sel_o(se_sel),.se_we_o(se_we),.se_cyc_o(se_cyc),.se_stb_o(se_stb),
+ .se_dat_i(se_dat_i),.se_ack_i(se_ack),.se_err_i(0),.se_rty_i(0),
+ .sf_dat_o(sf_dat_o),.sf_adr_o(sf_adr),.sf_sel_o(sf_sel),.sf_we_o(sf_we),.sf_cyc_o(sf_cyc),.sf_stb_o(sf_stb),
+ .sf_dat_i(sf_dat_i),.sf_ack_i(sf_ack),.sf_err_i(0),.sf_rty_i(0));
+
+ assign s2_ack = 0;
+ assign s4_ack = 0;
+ assign s9_ack = 0;
+ assign sb_ack = 0;
+ assign sc_ack = 0;
+
+ // ////////////////////////////////////////////////////////////////////////////////////////
+ // Reset Controller
+
+ reg cpu_bldr_ctrl_state;
+ localparam CPU_BLDR_CTRL_WAIT = 0;
+ localparam CPU_BLDR_CTRL_DONE = 1;
+
+ wire bldr_done;
+ wire por_rst;
+ wire [aw-1:0] cpu_adr;
+
+ // Swap boot ram and main ram when in bootloader mode
+ assign m0_adr = (^cpu_adr[15:14] | (cpu_bldr_ctrl_state == CPU_BLDR_CTRL_DONE)) ? cpu_adr :
+ cpu_adr ^ 16'hC000;
+
+ system_control sysctrl
+ (.wb_clk_i(wb_clk), .wb_rst_o(por_rst), .ram_loader_done_i(1'b1) );
+
+ always @(posedge wb_clk)
+ if(por_rst) begin
+ cpu_bldr_ctrl_state <= CPU_BLDR_CTRL_WAIT;
+ wb_rst <= 1'b1;
+ end
+ else begin
+ case(cpu_bldr_ctrl_state)
+
+ CPU_BLDR_CTRL_WAIT: begin
+ wb_rst <= 1'b0;
+ if (bldr_done == 1'b1) begin //set by the bootloader
+ cpu_bldr_ctrl_state <= CPU_BLDR_CTRL_DONE;
+ wb_rst <= 1'b1;
+ end
+ end
+
+ CPU_BLDR_CTRL_DONE: begin //stay here forever
+ wb_rst <= 1'b0;
+ end
+
+ endcase //cpu_bldr_ctrl_state
+ end
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Processor
+
+ assign bus_error = m0_err | m0_rty;
+
+ wire [63:0] zpu_status;
+ zpu_wb_top #(.dat_w(dw), .adr_w(aw), .sel_w(sw))
+ zpu_top0 (.clk(wb_clk), .rst(wb_rst), .enb(~wb_rst),
+ // Data Wishbone bus to system bus fabric
+ .we_o(m0_we),.stb_o(m0_stb),.dat_o(m0_dat_i),.adr_o(cpu_adr),
+ .dat_i(m0_dat_o),.ack_i(m0_ack),.sel_o(m0_sel),.cyc_o(m0_cyc),
+ // Interrupts and exceptions
+ .zpu_status(zpu_status), .interrupt(proc_int & 1'b0));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Dual Ported Boot RAM -- D-Port is Slave #0 on main Wishbone
+ // Dual Ported Main RAM -- D-Port is Slave #F on main Wishbone
+ // I-port connects directly to processor
+
+ bootram bootram(.clk(wb_clk), .reset(wb_rst),
+ .if_adr(14'b0), .if_data(),
+ .dwb_adr_i(sf_adr[13:0]), .dwb_dat_i(sf_dat_o), .dwb_dat_o(sf_dat_i),
+ .dwb_we_i(sf_we), .dwb_ack_o(sf_ack), .dwb_stb_i(sf_stb), .dwb_sel_i(sf_sel));
+
+////blinkenlights v0.1
+//defparam bootram.RAM0.INIT_00=256'hbc32fff0_aa43502b_b00000fe_30630001_80000000_10600000_a48500ff_10a00000;
+//defparam bootram.RAM0.INIT_01=256'ha48500ff_b810ffd0_f880200c_30a50001_10830000_308000ff_be23000c_a4640001;
+
+`include "bootloader.rmi"
+
+ ram_harvard2 #(.AWIDTH(14),.RAM_SIZE(16384))
+ sys_ram(.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),
+ .if_adr(14'b0), .if_data(),
+ .dwb_adr_i(s0_adr[13:0]), .dwb_dat_i(s0_dat_o), .dwb_dat_o(s0_dat_i),
+ .dwb_we_i(s0_we), .dwb_ack_o(s0_ack), .dwb_stb_i(s0_stb), .dwb_sel_i(s0_sel));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Buffer Pool, slave #1
+ wire rd0_ready_i, rd0_ready_o;
+ wire rd1_ready_i, rd1_ready_o;
+ wire rd2_ready_i, rd2_ready_o;
+ wire rd3_ready_i, rd3_ready_o;
+ wire [35:0] rd0_dat, rd1_dat, rd2_dat, rd3_dat;
+
+ wire wr0_ready_i, wr0_ready_o;
+ wire wr1_ready_i, wr1_ready_o;
+ wire wr2_ready_i, wr2_ready_o;
+ wire wr3_ready_i, wr3_ready_o;
+ wire [35:0] wr0_dat, wr1_dat, wr2_dat, wr3_dat;
+
+ wire [35:0] sfc_wr_data, sfc_rd_data;
+ wire sfc_wr_ready, sfc_rd_ready;
+ wire sfc_wr_valid, sfc_rd_valid;
+
+ wire [35:0] tx_err_data;
+ wire tx_err_src_rdy, tx_err_dst_rdy;
+
+ wire [31:0] router_debug;
+
+ packet_router #(.BUF_SIZE(9), .UDP_BASE(SR_UDP_SM), .CTRL_BASE(SR_BUF_POOL)) packet_router
+ (.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),
+ .wb_we_i(s1_we),.wb_stb_i(s1_stb),.wb_adr_i(s1_adr),.wb_dat_i(s1_dat_o),
+ .wb_dat_o(s1_dat_i),.wb_ack_o(s1_ack),.wb_err_o(),.wb_rty_o(),
+
+ .set_stb(set_stb_dsp), .set_addr(set_addr_dsp), .set_data(set_data_dsp),
+
+ .stream_clk(dsp_clk), .stream_rst(dsp_rst), .stream_clr(1'b0),
+
+ .status(status), .sys_int_o(buffer_int), .debug(router_debug),
+
+ .ser_inp_data(wr0_dat), .ser_inp_valid(wr0_ready_i), .ser_inp_ready(wr0_ready_o),
+ .dsp0_inp_data(wr1_dat), .dsp0_inp_valid(wr1_ready_i), .dsp0_inp_ready(wr1_ready_o),
+ .dsp1_inp_data(wr3_dat), .dsp1_inp_valid(wr3_ready_i), .dsp1_inp_ready(wr3_ready_o),
+ .eth_inp_data(wr2_dat), .eth_inp_valid(wr2_ready_i), .eth_inp_ready(wr2_ready_o),
+ .err_inp_data(tx_err_data), .err_inp_valid(tx_err_src_rdy), .err_inp_ready(tx_err_dst_rdy),
+ .ctl_inp_data(sfc_wr_data), .ctl_inp_valid(sfc_wr_valid), .ctl_inp_ready(sfc_wr_ready),
+
+ .ser_out_data(rd0_dat), .ser_out_valid(rd0_ready_o), .ser_out_ready(rd0_ready_i),
+ .dsp_out_data(rd1_dat), .dsp_out_valid(rd1_ready_o), .dsp_out_ready(rd1_ready_i),
+ .ctl_out_data(sfc_rd_data), .ctl_out_valid(sfc_rd_valid), .ctl_out_ready(sfc_rd_ready),
+ .eth_out_data(rd2_dat), .eth_out_valid(rd2_ready_o), .eth_out_ready(rd2_ready_i)
+ );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // SPI -- Slave #2
+ wire [31:0] spi_debug;
+ wire [31:0] spi_readback;
+ wire spi_ready;
+ simple_spi_core #(.BASE(SR_SPI_CORE), .WIDTH(9)) shared_spi(
+ .clock(dsp_clk), .reset(dsp_rst),
+ .set_stb(set_stb_dsp), .set_addr(set_addr_dsp), .set_data(set_data_dsp),
+ .readback(spi_readback), .ready(spi_ready),
+ .sen({sen_adc, sen_tx_db,sen_tx_adc,sen_tx_dac,sen_rx_db,sen_rx_adc,sen_rx_dac,sen_dac,sen_clk}),
+ .sclk(sclk), .mosi(mosi), .miso(miso), .debug(spi_debug)
+ );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // I2C -- Slave #3
+ i2c_master_top #(.ARST_LVL(1))
+ i2c (.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),.arst_i(1'b0),
+ .wb_adr_i(s3_adr[4:2]),.wb_dat_i(s3_dat_o[7:0]),.wb_dat_o(s3_dat_i[7:0]),
+ .wb_we_i(s3_we),.wb_stb_i(s3_stb),.wb_cyc_i(s3_cyc),
+ .wb_ack_o(s3_ack),.wb_inta_o(i2c_int),
+ .scl_pad_i(scl_pad_i),.scl_pad_o(scl_pad_o),.scl_padoen_o(scl_pad_oen_o),
+ .sda_pad_i(sda_pad_i),.sda_pad_o(sda_pad_o),.sda_padoen_o(sda_pad_oen_o) );
+
+ assign s3_dat_i[31:8] = 24'd0;
+
+ // /////////////////////////////////////////////////////////////////////////
+ // GPIOs
+
+ wire [31:0] gpio_readback;
+
+ gpio_atr #(.BASE(SR_GPIO), .WIDTH(32))
+ gpio_atr(.clk(dsp_clk),.reset(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .rx(run_rx0_d1 | run_rx1_d1), .tx(run_tx),
+ .gpio({io_tx,io_rx}), .gpio_readback(gpio_readback) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Buffer Pool Status -- Slave #5
+
+ //compatibility number -> increment when the fpga has been sufficiently altered
+ localparam compat_num = {16'd10, 16'd0}; //major, minor
+
+ wire [31:0] irq_readback = {18'b0, button, spi_ready, clk_status, serdes_link_up, 10'b0};
+
+ wb_readback_mux buff_pool_status
+ (.wb_clk_i(wb_clk), .wb_rst_i(wb_rst), .wb_stb_i(s5_stb),
+ .wb_adr_i(s5_adr), .wb_dat_o(s5_dat_i), .wb_ack_o(s5_ack),
+
+ .word00(spi_readback),.word01(32'hffff_ffff),.word02(32'hffff_ffff),.word03(32'hffff_ffff),
+ .word04(32'hffff_ffff),.word05(32'hffff_ffff),.word06(32'hffff_ffff),.word07(32'hffff_ffff),
+ .word08(status),.word09(32'hffff_ffff),.word10(32'hffff_ffff),
+ .word11(vita_time[31:0]),.word12(compat_num),.word13(irq_readback),
+ .word14(32'hffff_ffff),.word15(32'hffff_ffff)
+ );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Ethernet MAC Slave #6
+
+ simple_gemac_wrapper #(.RXFIFOSIZE(ETH_RX_FIFOSIZE),
+ .TXFIFOSIZE(ETH_TX_FIFOSIZE)) simple_gemac_wrapper
+ (.clk125(clk_to_mac), .reset(wb_rst),
+ .GMII_GTX_CLK(GMII_GTX_CLK), .GMII_TX_EN(GMII_TX_EN),
+ .GMII_TX_ER(GMII_TX_ER), .GMII_TXD(GMII_TXD),
+ .GMII_RX_CLK(GMII_RX_CLK), .GMII_RX_DV(GMII_RX_DV),
+ .GMII_RX_ER(GMII_RX_ER), .GMII_RXD(GMII_RXD),
+ .sys_clk(dsp_clk),
+ .rx_f36_data(wr2_dat), .rx_f36_src_rdy(wr2_ready_i), .rx_f36_dst_rdy(wr2_ready_o),
+ .tx_f36_data(rd2_dat), .tx_f36_src_rdy(rd2_ready_o), .tx_f36_dst_rdy(rd2_ready_i),
+ .wb_clk(wb_clk), .wb_rst(wb_rst), .wb_stb(s6_stb), .wb_cyc(s6_cyc), .wb_ack(s6_ack),
+ .wb_we(s6_we), .wb_adr(s6_adr), .wb_dat_i(s6_dat_o), .wb_dat_o(s6_dat_i),
+ .mdio(MDIO), .mdc(MDC),
+ .debug(debug_mac));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Settings Bus -- Slave #7
+ settings_bus settings_bus
+ (.wb_clk(wb_clk),.wb_rst(wb_rst),.wb_adr_i(s7_adr),.wb_dat_i(s7_dat_o),
+ .wb_stb_i(s7_stb),.wb_we_i(s7_we),.wb_ack_o(s7_ack),
+ .strobe(set_stb),.addr(set_addr),.data(set_data));
+
+ assign s7_dat_i = 32'd0;
+
+ wire set_stb_dsp0, set_stb_dsp1;
+ wire [31:0] set_data_dsp0, set_data_dsp1;
+ wire [7:0] set_addr_dsp0, set_addr_dsp1;
+
+ //mux settings_bus_crossclock and settings_readback_bus_fifo_ctrl with prio
+ assign set_stb_dsp = set_stb_dsp0 | set_stb_dsp1;
+ assign set_addr_dsp = set_stb_dsp1? set_addr_dsp1 : set_addr_dsp0;
+ assign set_data_dsp = set_stb_dsp1? set_data_dsp1 : set_data_dsp0;
+
+ settings_bus_crossclock #(.FLOW_CTRL(1/*on*/)) settings_bus_crossclock
+ (.clk_i(wb_clk), .rst_i(wb_rst), .set_stb_i(set_stb), .set_addr_i(set_addr), .set_data_i(set_data),
+ .clk_o(dsp_clk), .rst_o(dsp_rst), .set_stb_o(set_stb_dsp0), .set_addr_o(set_addr_dsp0), .set_data_o(set_data_dsp0),
+ .blocked(set_stb_dsp1));
+
+ user_settings #(.BASE(SR_USER_REGS)) user_settings
+ (.clk(dsp_clk),.rst(dsp_rst),.set_stb(set_stb_dsp),
+ .set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_addr_user(set_addr_user),.set_data_user(set_data_user),
+ .set_stb_user(set_stb_user) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Settings + Readback Bus -- FIFO controlled
+
+ wire [31:0] sfc_debug;
+ wire sfc_clear;
+ settings_fifo_ctrl #(.PROT_DEST(3), .PROT_HDR(1)) sfc
+ (
+ .clock(dsp_clk), .reset(dsp_rst), .clear(sfc_clear),
+ .vita_time(vita_time), .perfs_ready(spi_ready),
+ .in_data(sfc_rd_data), .in_valid(sfc_rd_valid), .in_ready(sfc_rd_ready),
+ .out_data(sfc_wr_data), .out_valid(sfc_wr_valid), .out_ready(sfc_wr_ready),
+ .strobe(set_stb_dsp1), .addr(set_addr_dsp1), .data(set_data_dsp1),
+ .word00(spi_readback),.word01(32'hffff_ffff),.word02(32'hffff_ffff),.word03(32'hffff_ffff),
+ .word04(32'hffff_ffff),.word05(32'hffff_ffff),.word06(32'hffff_ffff),.word07(32'hffff_ffff),
+ .word08(32'hffff_ffff),.word09(gpio_readback),.word10(vita_time[63:32]),
+ .word11(vita_time[31:0]),.word12(32'hffff_ffff),.word13(irq_readback),
+ .word14(vita_time_pps[63:32]),.word15(vita_time_pps[31:0]),
+ .debug(sfc_debug)
+ );
+
+ setting_reg #(.my_addr(SR_BUF_POOL+1/*same as packet dispatcher*/),.width(1)) sr_clear_sfc
+ (.clk(dsp_clk),.rst(dsp_rst),.strobe(set_stb_dsp),.addr(set_addr_dsp),.in(set_data_dsp),.changed(sfc_clear));
+
+ // Output control lines
+ wire [7:0] clock_outs, serdes_outs, adc_outs;
+ assign {clock_ready, clk_en[1:0], clk_sel[1:0]} = clock_outs[4:0];
+ assign {ser_enable, ser_prbsen, ser_loopen, ser_rx_en} = serdes_outs[3:0];
+ assign {adc_oe_a, adc_on_a, adc_oe_b, adc_on_b } = adc_outs[3:0];
+
+ wire phy_reset;
+ assign PHY_RESETn = ~phy_reset;
+
+ setting_reg #(.my_addr(SR_MISC+0),.width(8)) sr_clk
+ (.clk(wb_clk),.rst(wb_rst),.strobe(s7_ack),.addr(set_addr),.in(set_data),.out(clock_outs),.changed());
+
+ setting_reg #(.my_addr(SR_MISC+1),.width(8)) sr_ser
+ (.clk(dsp_clk),.rst(dsp_rst),.strobe(set_stb_dsp),.addr(set_addr_dsp),.in(set_data_dsp),.out(serdes_outs),.changed());
+
+ setting_reg #(.my_addr(SR_MISC+2),.width(8)) sr_adc
+ (.clk(dsp_clk),.rst(dsp_rst),.strobe(set_stb_dsp),.addr(set_addr_dsp),.in(set_data_dsp),.out(adc_outs),.changed());
+
+ setting_reg #(.my_addr(SR_MISC+4),.width(1)) sr_phy
+ (.clk(dsp_clk),.rst(dsp_rst),.strobe(set_stb_dsp),.addr(set_addr_dsp),.in(set_data_dsp),.out(phy_reset),.changed());
+
+ setting_reg #(.my_addr(SR_MISC+5),.width(1)) sr_bld
+ (.clk(wb_clk),.rst(wb_rst),.strobe(set_stb),.addr(set_addr),.in(set_data),.out(bldr_done),.changed());
+
+ // /////////////////////////////////////////////////////////////////////////
+ // LEDS
+ // register 8 determines whether leds are controlled by SW or not
+ // 1 = controlled by HW, 0 = by SW
+ // In Rev3 there are only 6 leds, and the highest one is on the ETH connector
+
+ wire [7:0] led_src, led_sw;
+ wire [7:0] led_hw = {run_tx, (run_rx0_d1 | run_rx1_d1), clk_status, serdes_link_up & good_sync, 1'b0};
+
+ setting_reg #(.my_addr(SR_MISC+3),.width(8)) sr_led
+ (.clk(dsp_clk),.rst(dsp_rst),.strobe(set_stb_dsp),.addr(set_addr_dsp),.in(set_data_dsp),.out(led_sw),.changed());
+
+ setting_reg #(.my_addr(SR_MISC+6),.width(8), .at_reset(8'b0001_1110)) sr_led_src
+ (.clk(dsp_clk),.rst(dsp_rst),.strobe(set_stb_dsp),.addr(set_addr_dsp), .in(set_data_dsp),.out(led_src),.changed());
+
+ assign leds = (led_src & led_hw) | (~led_src & led_sw);
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Interrupt Controller, Slave #8
+
+ assign irq= {{8'b0},
+ {uart_tx_int[3:0], uart_rx_int[3:0]},
+ {4'b0, clk_status, 3'b0},
+ {3'b0, PHY_INTn,i2c_int,spi_int,2'b00}};
+
+ pic pic(.clk_i(wb_clk),.rst_i(wb_rst),.cyc_i(s8_cyc),.stb_i(s8_stb),.adr_i(s8_adr[4:2]),
+ .we_i(s8_we),.dat_i(s8_dat_o),.dat_o(s8_dat_i),.ack_o(s8_ack),.int_o(proc_int),
+ .irq(irq) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // UART, Slave #10
+
+ quad_uart #(.TXDEPTH(3),.RXDEPTH(3)) uart // depth of 3 is 128 entries
+ (.clk_i(wb_clk),.rst_i(wb_rst),
+ .we_i(sa_we),.stb_i(sa_stb),.cyc_i(sa_cyc),.ack_o(sa_ack),
+ .adr_i(sa_adr[6:2]),.dat_i(sa_dat_o),.dat_o(sa_dat_i),
+ .rx_int_o(uart_rx_int),.tx_int_o(uart_tx_int),
+ .tx_o(uart_tx_o),.rx_i(uart_rx_i),.baud_o(uart_baud_o));
+ // /////////////////////////////////////////////////////////////////////////
+ // ICAP for reprogramming the FPGA, Slave #13 (D)
+
+ s3a_icap_wb s3a_icap_wb
+ (.clk(wb_clk), .reset(wb_rst), .cyc_i(sd_cyc), .stb_i(sd_stb),
+ .we_i(sd_we), .ack_o(sd_ack), .dat_i(sd_dat_o), .dat_o(sd_dat_i));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // SPI for Flash -- Slave #14 (E)
+ spi_top flash_spi
+ (.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),.wb_adr_i(se_adr[4:0]),.wb_dat_i(se_dat_o),
+ .wb_dat_o(se_dat_i),.wb_sel_i(se_sel),.wb_we_i(se_we),.wb_stb_i(se_stb),
+ .wb_cyc_i(se_cyc),.wb_ack_o(se_ack),.wb_err_o(se_err),.wb_int_o(spiflash_int),
+ .ss_pad_o(spiflash_cs),
+ .sclk_pad_o(spiflash_clk),.mosi_pad_o(spiflash_mosi),.miso_pad_i(spiflash_miso) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // ADC Frontend
+ wire [23:0] rx_fe_i, rx_fe_q;
+
+ rx_frontend #(.BASE(SR_RX_FRONT)) rx_frontend
+ (.clk(dsp_clk),.rst(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .adc_a({adc_a,2'b00}),.adc_ovf_a(adc_ovf_a),
+ .adc_b({adc_b,2'b00}),.adc_ovf_b(adc_ovf_b),
+ .i_out(rx_fe_i), .q_out(rx_fe_q), .run(run_rx0_d1 | run_rx1_d1), .debug());
+
+ // /////////////////////////////////////////////////////////////////////////
+ // DSP RX 0
+ wire [31:0] sample_rx0;
+ wire strobe_rx0, clear_rx0;
+
+ always @(posedge dsp_clk)
+ run_rx0_d1 <= run_rx0;
+
+ ddc_chain #(.BASE(SR_RX_DSP0), .DSPNO(0)) ddc_chain0
+ (.clk(dsp_clk), .rst(dsp_rst), .clr(clear_rx0),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .rx_fe_i(rx_fe_i),.rx_fe_q(rx_fe_q),
+ .sample(sample_rx0), .run(run_rx0_d1), .strobe(strobe_rx0),
+ .debug() );
+
+ vita_rx_chain #(.BASE(SR_RX_CTRL0),.UNIT(0),.FIFOSIZE(DSP_RX_FIFOSIZE), .DSP_NUMBER(0)) vita_rx_chain0
+ (.clk(dsp_clk), .reset(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .vita_time(vita_time), .overrun(overrun0),
+ .sample(sample_rx0), .run(run_rx0), .strobe(strobe_rx0), .clear_o(clear_rx0),
+ .rx_data_o(wr1_dat), .rx_src_rdy_o(wr1_ready_i), .rx_dst_rdy_i(wr1_ready_o),
+ .debug() );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // DSP RX 1
+ wire [31:0] sample_rx1;
+ wire strobe_rx1, clear_rx1;
+
+ always @(posedge dsp_clk)
+ run_rx1_d1 <= run_rx1;
+
+ ddc_chain #(.BASE(SR_RX_DSP1), .DSPNO(1)) ddc_chain1
+ (.clk(dsp_clk), .rst(dsp_rst), .clr(clear_rx1),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .rx_fe_i(rx_fe_i),.rx_fe_q(rx_fe_q),
+ .sample(sample_rx1), .run(run_rx1_d1), .strobe(strobe_rx1),
+ .debug() );
+
+ vita_rx_chain #(.BASE(SR_RX_CTRL1),.UNIT(2),.FIFOSIZE(DSP_RX_FIFOSIZE), .DSP_NUMBER(1)) vita_rx_chain1
+ (.clk(dsp_clk), .reset(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .vita_time(vita_time), .overrun(overrun1),
+ .sample(sample_rx1), .run(run_rx1), .strobe(strobe_rx1), .clear_o(clear_rx1),
+ .rx_data_o(wr3_dat), .rx_src_rdy_o(wr3_ready_i), .rx_dst_rdy_i(wr3_ready_o),
+ .debug() );
+
+ // ///////////////////////////////////////////////////////////////////////////////////
+ // DSP TX
+
+ wire [35:0] tx_data;
+ wire tx_src_rdy, tx_dst_rdy;
+ wire [31:0] debug_vt;
+ wire clear_tx;
+
+ assign RAM_A[20:18] = 3'b0;
+
+ ext_fifo #(.EXT_WIDTH(36),.INT_WIDTH(36),.RAM_DEPTH(18),.FIFO_DEPTH(18))
+ ext_fifo_i1
+ (.int_clk(dsp_clk),
+ .ext_clk(dsp_clk),
+ .rst(dsp_rst | clear_tx),
+ .RAM_D_pi(RAM_D_pi),
+ .RAM_D_po(RAM_D_po),
+ .RAM_D_poe(RAM_D_poe),
+ .RAM_A(RAM_A[17:0]),
+ .RAM_WEn(RAM_WEn),
+ .RAM_CENn(RAM_CENn),
+ .RAM_LDn(RAM_LDn),
+ .RAM_OEn(RAM_OEn),
+ .RAM_CE1n(RAM_CE1n),
+ .datain(rd1_dat),
+ .src_rdy_i(rd1_ready_o),
+ .dst_rdy_o(rd1_ready_i),
+ .dataout(tx_data),
+ .src_rdy_o(tx_src_rdy),
+ .dst_rdy_i(tx_dst_rdy),
+ .debug(debug_extfifo),
+ .debug2(debug_extfifo2) );
+
+ wire [23:0] tx_fe_i, tx_fe_q;
+ wire [31:0] sample_tx;
+ wire strobe_tx;
+
+ vita_tx_chain #(.BASE(SR_TX_CTRL), .FIFOSIZE(DSP_TX_FIFOSIZE),
+ .REPORT_ERROR(1), .DO_FLOW_CONTROL(1),
+ .PROT_ENG_FLAGS(1), .USE_TRANS_HEADER(1),
+ .DSP_NUMBER(0))
+ vita_tx_chain
+ (.clk(dsp_clk), .reset(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .vita_time(vita_time),
+ .tx_data_i(tx_data), .tx_src_rdy_i(tx_src_rdy), .tx_dst_rdy_o(tx_dst_rdy),
+ .err_data_o(tx_err_data), .err_src_rdy_o(tx_err_src_rdy), .err_dst_rdy_i(tx_err_dst_rdy),
+ .sample(sample_tx), .strobe(strobe_tx),
+ .underrun(underrun), .run(run_tx), .clear_o(clear_tx),
+ .debug(debug_vt));
+
+ duc_chain #(.BASE(SR_TX_DSP), .DSPNO(0)) duc_chain
+ (.clk(dsp_clk),.rst(dsp_rst), .clr(clear_tx),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .tx_fe_i(tx_fe_i),.tx_fe_q(tx_fe_q),
+ .sample(sample_tx), .run(run_tx), .strobe(strobe_tx),
+ .debug() );
+
+ tx_frontend #(.BASE(SR_TX_FRONT)) tx_frontend
+ (.clk(dsp_clk), .rst(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .tx_i(tx_fe_i), .tx_q(tx_fe_q), .run(1'b1),
+ .dac_a(dac_a), .dac_b(dac_b));
+
+ // ///////////////////////////////////////////////////////////////////////////////////
+ // SERDES
+
+ serdes #(.TXFIFOSIZE(SERDES_TX_FIFOSIZE),.RXFIFOSIZE(SERDES_RX_FIFOSIZE)) serdes
+ (.clk(dsp_clk),.rst(dsp_rst),
+ .ser_tx_clk(ser_tx_clk),.ser_t(ser_t),.ser_tklsb(ser_tklsb),.ser_tkmsb(ser_tkmsb),
+ .rd_dat_i(rd0_dat[31:0]),.rd_flags_i(rd0_dat[35:32]),.rd_ready_o(rd0_ready_i),.rd_ready_i(rd0_ready_o),
+ .ser_rx_clk(ser_rx_clk),.ser_r(ser_r),.ser_rklsb(ser_rklsb),.ser_rkmsb(ser_rkmsb),
+ .wr_dat_o(wr0_dat[31:0]),.wr_flags_o(wr0_dat[35:32]),.wr_ready_o(wr0_ready_i),.wr_ready_i(wr0_ready_o),
+ .tx_occupied(ser_tx_occ),.tx_full(ser_tx_full),.tx_empty(ser_tx_empty),
+ .rx_occupied(ser_rx_occ),.rx_full(ser_rx_full),.rx_empty(ser_rx_empty),
+ .serdes_link_up(serdes_link_up),.debug0(debug_serdes0), .debug1(debug_serdes1) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // VITA Timing
+
+ wire [31:0] debug_sync;
+
+ time_64bit #(.BASE(SR_TIME64)) time_64bit
+ (.clk(dsp_clk), .rst(dsp_rst), .set_stb(set_stb_dsp), .set_addr(set_addr_dsp), .set_data(set_data_dsp),
+ .pps(pps_in), .vita_time(vita_time), .vita_time_pps(vita_time_pps), .pps_int(pps_int),
+ .exp_time_in(exp_time_in), .exp_time_out(exp_time_out), .good_sync(good_sync), .debug(debug_sync));
+
+ // /////////////////////////////////////////////////////////////////////////////////////////
+ // Debug Pins
+
+ assign debug_clk = 2'b00; // {dsp_clk, clk_to_mac};
+ assign debug = 32'd0;
+ assign debug_gpio_0 = 32'd0;
+ assign debug_gpio_1 = 32'd0;
+
+endmodule // u2_core
diff --git a/fpga/usrp2/top/USRP2/.gitignore b/fpga/usrp2/top/USRP2/.gitignore
new file mode 100644
index 000000000..f50a2b7e5
--- /dev/null
+++ b/fpga/usrp2/top/USRP2/.gitignore
@@ -0,0 +1,57 @@
+/*.ptwx
+/*.xrpt
+/*.zip
+/*_xdb
+/templates
+/netgen
+/_ngo
+/_xmsgs
+/_pace.ucf
+/*.cmd
+/*.ibs
+/*.lfp
+/*.mfp
+/*.bit
+/*.bin
+/*.stx
+/*.par
+/*.unroutes
+/*.ntrc_log
+/*.ngr
+/*.mrp
+/*.html
+/*.lso
+/*.twr
+/*.bld
+/*.ncd
+/*.txt
+/*.cmd_log
+/*.drc
+/*.map
+/*.twr
+/*.xml
+/*.syr
+/*.ngm
+/*.xst
+/*.csv
+/*.html
+/*.lock
+/*.ncd
+/*.twx
+/*.ise_ISE_Backup
+/*.xml
+/*.ut
+/*.xpi
+/*.ngd
+/*.ncd
+/*.pad
+/*.bgn
+/*.ngc
+/*.pcf
+/*.ngd
+/xst
+/*.log
+/*.rpt
+/*.cel
+/*.restore
+/build*
diff --git a/fpga/usrp2/top/USRP2/Makefile b/fpga/usrp2/top/USRP2/Makefile
new file mode 100644
index 000000000..94480a811
--- /dev/null
+++ b/fpga/usrp2/top/USRP2/Makefile
@@ -0,0 +1,104 @@
+#
+# Copyright 2008-2012 Ettus Research LLC
+#
+
+##################################################
+# Project Setup
+##################################################
+TOP_MODULE = u2_rev3
+BUILD_DIR = $(abspath build)
+
+# set me in a custom makefile
+CUSTOM_SRCS =
+CUSTOM_DEFS =
+
+##################################################
+# Include other makefiles
+##################################################
+
+include ../Makefile.common
+include ../../fifo/Makefile.srcs
+include ../../control_lib/Makefile.srcs
+include ../../sdr_lib/Makefile.srcs
+include ../../serdes/Makefile.srcs
+include ../../simple_gemac/Makefile.srcs
+include ../../timing/Makefile.srcs
+include ../../opencores/Makefile.srcs
+include ../../vrt/Makefile.srcs
+include ../../udp/Makefile.srcs
+include ../../coregen/Makefile.srcs
+include ../../extramfifo/Makefile.srcs
+
+
+##################################################
+# Project Properties
+##################################################
+PROJECT_PROPERTIES = \
+family Spartan3 \
+device xc3s2000 \
+package fg456 \
+speed -5 \
+top_level_module_type "HDL" \
+synthesis_tool "XST (VHDL/Verilog)" \
+simulator "ISE Simulator (VHDL/Verilog)" \
+"Preferred Language" "Verilog" \
+"Enable Message Filtering" FALSE \
+"Display Incremental Messages" FALSE
+
+##################################################
+# Sources
+##################################################
+TOP_SRCS = \
+u2_core.v \
+u2_rev3.v \
+u2_rev3.ucf
+
+SOURCES = $(abspath $(TOP_SRCS)) $(FIFO_SRCS) \
+$(CONTROL_LIB_SRCS) $(SDR_LIB_SRCS) $(SERDES_SRCS) \
+$(SIMPLE_GEMAC_SRCS) $(TIMING_SRCS) $(OPENCORES_SRCS) \
+$(VRT_SRCS) $(UDP_SRCS) $(COREGEN_SRCS) $(EXTRAM_SRCS)
+
+##################################################
+# Process Properties
+##################################################
+SYNTHESIZE_PROPERTIES = \
+"Number of Clock Buffers" 8 \
+"Pack I/O Registers into IOBs" Yes \
+"Optimization Effort" High \
+"Optimize Instantiated Primitives" TRUE \
+"Register Balancing" Yes \
+"Use Clock Enable" Auto \
+"Use Synchronous Reset" Auto \
+"Use Synchronous Set" Auto \
+"Verilog Macros" "FIFO_CTRL_NO_TIME=1 $(CUSTOM_DEFS)"
+
+TRANSLATE_PROPERTIES = \
+"Macro Search Path" "$(shell pwd)/../../coregen/"
+
+MAP_PROPERTIES = \
+"Generate Detailed MAP Report" TRUE \
+"Allow Logic Optimization Across Hierarchy" TRUE \
+"Map to Input Functions" 4 \
+"Optimization Strategy (Cover Mode)" Speed \
+"Pack I/O Registers/Latches into IOBs" "For Inputs and Outputs" \
+"Perform Timing-Driven Packing and Placement" TRUE \
+"Map Effort Level" High \
+"Extra Effort" Normal \
+"Combinatorial Logic Optimization" TRUE \
+"Register Duplication" TRUE
+
+PLACE_ROUTE_PROPERTIES = \
+"Place & Route Effort Level (Overall)" High
+
+STATIC_TIMING_PROPERTIES = \
+"Number of Paths in Error/Verbose Report" 10 \
+"Report Type" "Error Report"
+
+GEN_PROG_FILE_PROPERTIES = \
+"Configuration Rate" 6 \
+"Create Binary Configuration File" TRUE \
+"Done (Output Events)" 5 \
+"Enable Bitstream Compression" TRUE \
+"Enable Outputs (Output Events)" 6
+
+SIM_MODEL_PROPERTIES = ""
diff --git a/fpga/usrp2/top/USRP2/u2_core.v b/fpga/usrp2/top/USRP2/u2_core.v
new file mode 100644
index 000000000..d8fe8cf10
--- /dev/null
+++ b/fpga/usrp2/top/USRP2/u2_core.v
@@ -0,0 +1,771 @@
+//
+// Copyright 2011-2012 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+// ////////////////////////////////////////////////////////////////////////////////
+// Module Name: u2_core
+// ////////////////////////////////////////////////////////////////////////////////
+
+module u2_core
+ (// Clocks
+ input dsp_clk,
+ input wb_clk,
+ output clock_ready,
+ input clk_to_mac,
+ input pps_in,
+
+ // Misc, debug
+ output [7:0] leds,
+ output [31:0] debug,
+ output [1:0] debug_clk,
+
+ // Expansion
+ input exp_time_in,
+ output exp_time_out,
+
+ // GMII
+ // GMII-CTRL
+ input GMII_COL,
+ input GMII_CRS,
+
+ // GMII-TX
+ output [7:0] GMII_TXD,
+ output GMII_TX_EN,
+ output GMII_TX_ER,
+ output GMII_GTX_CLK,
+ input GMII_TX_CLK, // 100mbps clk
+
+ // GMII-RX
+ input [7:0] GMII_RXD,
+ input GMII_RX_CLK,
+ input GMII_RX_DV,
+ input GMII_RX_ER,
+
+ // GMII-Management
+ inout MDIO,
+ output MDC,
+ input PHY_INTn, // open drain
+ output PHY_RESETn,
+
+ // SERDES
+ output ser_enable,
+ output ser_prbsen,
+ output ser_loopen,
+ output ser_rx_en,
+
+ output ser_tx_clk,
+ output [15:0] ser_t,
+ output ser_tklsb,
+ output ser_tkmsb,
+
+ input ser_rx_clk,
+ input [15:0] ser_r,
+ input ser_rklsb,
+ input ser_rkmsb,
+
+ // CPLD interface
+ output cpld_start,
+ output cpld_mode,
+ output cpld_done,
+ input cpld_din,
+ input cpld_clk,
+ input cpld_detached,
+ output cpld_misc,
+ input cpld_init_b,
+ input por,
+ output config_success,
+
+ // ADC
+ input [13:0] adc_a,
+ input adc_ovf_a,
+ output adc_on_a,
+ output adc_oe_a,
+
+ input [13:0] adc_b,
+ input adc_ovf_b,
+ output adc_on_b,
+ output adc_oe_b,
+
+ // DAC
+ output [15:0] dac_a,
+ output [15:0] dac_b,
+
+ // I2C
+ input scl_pad_i,
+ output scl_pad_o,
+ output scl_pad_oen_o,
+ input sda_pad_i,
+ output sda_pad_o,
+ output sda_pad_oen_o,
+
+ // Clock Gen Control
+ output [1:0] clk_en,
+ output [1:0] clk_sel,
+ input clk_func, // FIXME is an input to control the 9510
+ input clk_status,
+
+ // Generic SPI
+ output sclk,
+ output mosi,
+ input miso,
+ output sen_clk,
+ output sen_dac,
+ output sen_tx_db,
+ output sen_tx_adc,
+ output sen_tx_dac,
+ output sen_rx_db,
+ output sen_rx_adc,
+ output sen_rx_dac,
+
+ // GPIO to DBoards
+ inout [15:0] io_tx,
+ inout [15:0] io_rx,
+
+ // External RAM
+ input [17:0] RAM_D_pi,
+ output [17:0] RAM_D_po,
+ output RAM_D_poe,
+ output [18:0] RAM_A,
+ output RAM_CE1n,
+ output RAM_CENn,
+ output RAM_WEn,
+ output RAM_OEn,
+ output RAM_LDn,
+
+ // Debug stuff
+ output uart_tx_o,
+ input uart_rx_i,
+ output uart_baud_o,
+ input sim_mode,
+ input [3:0] clock_divider
+ );
+
+ localparam SR_MISC = 0; // 7 regs
+ localparam SR_USER_REGS = 8; // 2
+ localparam SR_TIME64 = 10; // 6
+ localparam SR_BUF_POOL = 16; // 4
+ localparam SR_SPI_CORE = 20; // 3
+ localparam SR_RX_FRONT = 24; // 5
+ localparam SR_RX_CTRL0 = 32; // 9
+ localparam SR_RX_DSP0 = 48; // 7
+ localparam SR_RX_CTRL1 = 80; // 9
+ localparam SR_RX_DSP1 = 96; // 7
+
+ localparam SR_TX_FRONT = 128; // ?
+ localparam SR_TX_CTRL = 144; // 6
+ localparam SR_TX_DSP = 160; // 5
+
+ localparam SR_GPIO = 184; // 5
+ localparam SR_UDP_SM = 192; // 64
+
+ // FIFO Sizes, 9 = 512 lines, 10 = 1024, 11 = 2048
+ // all (most?) are 36 bits wide, so 9 is 1 BRAM, 10 is 2, 11 is 4 BRAMs
+ // localparam DSP_TX_FIFOSIZE = 9; unused -- DSPTX uses extram fifo
+ localparam DSP_RX_FIFOSIZE = 10;
+ localparam DSP_TX_FIFOSIZE = 10;
+ localparam ETH_TX_FIFOSIZE = 9;
+ localparam ETH_RX_FIFOSIZE = 11;
+ localparam SERDES_TX_FIFOSIZE = 9;
+ localparam SERDES_RX_FIFOSIZE = 9; // RX currently doesn't use a fifo?
+
+ wire [7:0] set_addr, set_addr_dsp, set_addr_user;
+ wire [31:0] set_data, set_data_dsp, set_data_user;
+ wire set_stb, set_stb_dsp, set_stb_user;
+
+ wire ram_loader_done, ram_loader_rst;
+ wire wb_rst;
+ wire dsp_rst = wb_rst;
+
+ wire [31:0] status;
+ wire bus_error, spi_int, i2c_int, pps_int, onetime_int, periodic_int, buffer_int;
+ wire proc_int, overrun0, overrun1, underrun;
+ wire uart_tx_int, uart_rx_int;
+
+ wire [31:0] debug_gpio_0, debug_gpio_1;
+
+ wire [31:0] debug_rx, debug_mac, debug_mac0, debug_mac1, debug_tx_dsp, debug_txc,
+ debug_serdes0, debug_serdes1, debug_serdes2, debug_rx_dsp, debug_udp, debug_extfifo, debug_extfifo2;
+
+ wire [15:0] ser_rx_occ, ser_tx_occ, dsp_rx_occ, dsp_tx_occ, eth_rx_occ, eth_tx_occ, eth_rx_occ2;
+ wire ser_rx_full, ser_tx_full, dsp_rx_full, dsp_tx_full, eth_rx_full, eth_tx_full, eth_rx_full2;
+ wire ser_rx_empty, ser_tx_empty, dsp_rx_empty, dsp_tx_empty, eth_rx_empty, eth_tx_empty, eth_rx_empty2;
+
+ wire serdes_link_up, good_sync;
+ wire epoch;
+ wire [31:0] irq;
+ wire [63:0] vita_time, vita_time_pps;
+
+ wire run_rx0, run_rx1, run_tx;
+ reg run_rx0_d1, run_rx1_d1;
+
+ // ///////////////////////////////////////////////////////////////////////////////////////////////
+ // Wishbone Single Master INTERCON
+ localparam dw = 32; // Data bus width
+ localparam aw = 16; // Address bus width, for byte addressibility, 16 = 64K byte memory space
+ localparam sw = 4; // Select width -- 32-bit data bus with 8-bit granularity.
+
+ wire [dw-1:0] m0_dat_o, m0_dat_i;
+ wire [dw-1:0] s0_dat_o, s1_dat_o, s0_dat_i, s1_dat_i, s2_dat_o, s3_dat_o, s2_dat_i, s3_dat_i,
+ s4_dat_o, s5_dat_o, s4_dat_i, s5_dat_i, s6_dat_o, s7_dat_o, s6_dat_i, s7_dat_i,
+ s8_dat_o, s9_dat_o, s8_dat_i, s9_dat_i, sa_dat_o, sa_dat_i, sb_dat_i, sb_dat_o,
+ sc_dat_i, sc_dat_o, sd_dat_i, sd_dat_o, se_dat_i, se_dat_o, sf_dat_i, sf_dat_o;
+ wire [aw-1:0] m0_adr,s0_adr,s1_adr,s2_adr,s3_adr,s4_adr,s5_adr,s6_adr,s7_adr,s8_adr,s9_adr,sa_adr,sb_adr,sc_adr, sd_adr, se_adr, sf_adr;
+ wire [sw-1:0] m0_sel,s0_sel,s1_sel,s2_sel,s3_sel,s4_sel,s5_sel,s6_sel,s7_sel,s8_sel,s9_sel,sa_sel,sb_sel,sc_sel, sd_sel, se_sel, sf_sel;
+ wire m0_ack,s0_ack,s1_ack,s2_ack,s3_ack,s4_ack,s5_ack,s6_ack,s7_ack,s8_ack,s9_ack,sa_ack,sb_ack,sc_ack, sd_ack, se_ack, sf_ack;
+ wire m0_stb,s0_stb,s1_stb,s2_stb,s3_stb,s4_stb,s5_stb,s6_stb,s7_stb,s8_stb,s9_stb,sa_stb,sb_stb,sc_stb, sd_stb, se_stb, sf_stb;
+ wire m0_cyc,s0_cyc,s1_cyc,s2_cyc,s3_cyc,s4_cyc,s5_cyc,s6_cyc,s7_cyc,s8_cyc,s9_cyc,sa_cyc,sb_cyc,sc_cyc, sd_cyc, se_cyc, sf_cyc;
+ wire m0_err, m0_rty;
+ wire m0_we,s0_we,s1_we,s2_we,s3_we,s4_we,s5_we,s6_we,s7_we,s8_we,s9_we,sa_we,sb_we,sc_we,sd_we,se_we,sf_we;
+
+ wb_1master #(.decode_w(8),
+ .s0_addr(8'b0000_0000),.s0_mask(8'b1100_0000), // Main RAM (0-16K)
+ .s1_addr(8'b0100_0000),.s1_mask(8'b1111_0000), // Packet Router (16-20K)
+ .s2_addr(8'b0101_0000),.s2_mask(8'b1111_1100), // SPI
+ .s3_addr(8'b0101_0100),.s3_mask(8'b1111_1100), // I2C
+ .s4_addr(8'b0101_1000),.s4_mask(8'b1111_1100), // Unused
+ .s5_addr(8'b0101_1100),.s5_mask(8'b1111_1100), // Readback
+ .s6_addr(8'b0110_0000),.s6_mask(8'b1111_0000), // Ethernet MAC
+ .s7_addr(8'b0111_0000),.s7_mask(8'b1111_0000), // Settings Bus (only uses 1K)
+ .s8_addr(8'b1000_0000),.s8_mask(8'b1111_1100), // PIC
+ .s9_addr(8'b1000_0100),.s9_mask(8'b1111_1100), // Unused
+ .sa_addr(8'b1000_1000),.sa_mask(8'b1111_1100), // UART
+ .sb_addr(8'b1000_1100),.sb_mask(8'b1111_1100), // Unused
+ .sc_addr(8'b1001_0000),.sc_mask(8'b1111_0000), // Unused
+ .sd_addr(8'b1010_0000),.sd_mask(8'b1111_0000), // Unused
+ .se_addr(8'b1011_0000),.se_mask(8'b1111_0000), // Unused
+ .sf_addr(8'b1100_0000),.sf_mask(8'b1100_0000), // Unused
+ .dw(dw),.aw(aw),.sw(sw)) wb_1master
+ (.clk_i(wb_clk),.rst_i(wb_rst),
+ .m0_dat_o(m0_dat_o),.m0_ack_o(m0_ack),.m0_err_o(m0_err),.m0_rty_o(m0_rty),.m0_dat_i(m0_dat_i),
+ .m0_adr_i(m0_adr),.m0_sel_i(m0_sel),.m0_we_i(m0_we),.m0_cyc_i(m0_cyc),.m0_stb_i(m0_stb),
+ .s0_dat_o(s0_dat_o),.s0_adr_o(s0_adr),.s0_sel_o(s0_sel),.s0_we_o (s0_we),.s0_cyc_o(s0_cyc),.s0_stb_o(s0_stb),
+ .s0_dat_i(s0_dat_i),.s0_ack_i(s0_ack),.s0_err_i(0),.s0_rty_i(0),
+ .s1_dat_o(s1_dat_o),.s1_adr_o(s1_adr),.s1_sel_o(s1_sel),.s1_we_o (s1_we),.s1_cyc_o(s1_cyc),.s1_stb_o(s1_stb),
+ .s1_dat_i(s1_dat_i),.s1_ack_i(s1_ack),.s1_err_i(0),.s1_rty_i(0),
+ .s2_dat_o(s2_dat_o),.s2_adr_o(s2_adr),.s2_sel_o(s2_sel),.s2_we_o (s2_we),.s2_cyc_o(s2_cyc),.s2_stb_o(s2_stb),
+ .s2_dat_i(s2_dat_i),.s2_ack_i(s2_ack),.s2_err_i(0),.s2_rty_i(0),
+ .s3_dat_o(s3_dat_o),.s3_adr_o(s3_adr),.s3_sel_o(s3_sel),.s3_we_o (s3_we),.s3_cyc_o(s3_cyc),.s3_stb_o(s3_stb),
+ .s3_dat_i(s3_dat_i),.s3_ack_i(s3_ack),.s3_err_i(0),.s3_rty_i(0),
+ .s4_dat_o(s4_dat_o),.s4_adr_o(s4_adr),.s4_sel_o(s4_sel),.s4_we_o (s4_we),.s4_cyc_o(s4_cyc),.s4_stb_o(s4_stb),
+ .s4_dat_i(s4_dat_i),.s4_ack_i(s4_ack),.s4_err_i(0),.s4_rty_i(0),
+ .s5_dat_o(s5_dat_o),.s5_adr_o(s5_adr),.s5_sel_o(s5_sel),.s5_we_o (s5_we),.s5_cyc_o(s5_cyc),.s5_stb_o(s5_stb),
+ .s5_dat_i(s5_dat_i),.s5_ack_i(s5_ack),.s5_err_i(0),.s5_rty_i(0),
+ .s6_dat_o(s6_dat_o),.s6_adr_o(s6_adr),.s6_sel_o(s6_sel),.s6_we_o (s6_we),.s6_cyc_o(s6_cyc),.s6_stb_o(s6_stb),
+ .s6_dat_i(s6_dat_i),.s6_ack_i(s6_ack),.s6_err_i(0),.s6_rty_i(0),
+ .s7_dat_o(s7_dat_o),.s7_adr_o(s7_adr),.s7_sel_o(s7_sel),.s7_we_o (s7_we),.s7_cyc_o(s7_cyc),.s7_stb_o(s7_stb),
+ .s7_dat_i(s7_dat_i),.s7_ack_i(s7_ack),.s7_err_i(0),.s7_rty_i(0),
+ .s8_dat_o(s8_dat_o),.s8_adr_o(s8_adr),.s8_sel_o(s8_sel),.s8_we_o (s8_we),.s8_cyc_o(s8_cyc),.s8_stb_o(s8_stb),
+ .s8_dat_i(s8_dat_i),.s8_ack_i(s8_ack),.s8_err_i(0),.s8_rty_i(0),
+ .s9_dat_o(s9_dat_o),.s9_adr_o(s9_adr),.s9_sel_o(s9_sel),.s9_we_o (s9_we),.s9_cyc_o(s9_cyc),.s9_stb_o(s9_stb),
+ .s9_dat_i(s9_dat_i),.s9_ack_i(s9_ack),.s9_err_i(0),.s9_rty_i(0),
+ .sa_dat_o(sa_dat_o),.sa_adr_o(sa_adr),.sa_sel_o(sa_sel),.sa_we_o(sa_we),.sa_cyc_o(sa_cyc),.sa_stb_o(sa_stb),
+ .sa_dat_i(sa_dat_i),.sa_ack_i(sa_ack),.sa_err_i(0),.sa_rty_i(0),
+ .sb_dat_o(sb_dat_o),.sb_adr_o(sb_adr),.sb_sel_o(sb_sel),.sb_we_o(sb_we),.sb_cyc_o(sb_cyc),.sb_stb_o(sb_stb),
+ .sb_dat_i(sb_dat_i),.sb_ack_i(sb_ack),.sb_err_i(0),.sb_rty_i(0),
+ .sc_dat_o(sc_dat_o),.sc_adr_o(sc_adr),.sc_sel_o(sc_sel),.sc_we_o(sc_we),.sc_cyc_o(sc_cyc),.sc_stb_o(sc_stb),
+ .sc_dat_i(sc_dat_i),.sc_ack_i(sc_ack),.sc_err_i(0),.sc_rty_i(0),
+ .sd_dat_o(sd_dat_o),.sd_adr_o(sd_adr),.sd_sel_o(sd_sel),.sd_we_o(sd_we),.sd_cyc_o(sd_cyc),.sd_stb_o(sd_stb),
+ .sd_dat_i(sd_dat_i),.sd_ack_i(sd_ack),.sd_err_i(0),.sd_rty_i(0),
+ .se_dat_o(se_dat_o),.se_adr_o(se_adr),.se_sel_o(se_sel),.se_we_o(se_we),.se_cyc_o(se_cyc),.se_stb_o(se_stb),
+ .se_dat_i(se_dat_i),.se_ack_i(se_ack),.se_err_i(0),.se_rty_i(0),
+ .sf_dat_o(sf_dat_o),.sf_adr_o(sf_adr),.sf_sel_o(sf_sel),.sf_we_o(sf_we),.sf_cyc_o(sf_cyc),.sf_stb_o(sf_stb),
+ .sf_dat_i(sf_dat_i),.sf_ack_i(sf_ack),.sf_err_i(0),.sf_rty_i(0));
+
+ assign s2_ack = 0;
+ assign s4_ack = 0;
+ assign s9_ack = 0;
+ assign sb_ack = 0;
+ assign sc_ack = 0;
+ assign sd_ack = 0;
+ assign se_ack = 0;
+ assign sf_ack = 0;
+
+ // ////////////////////////////////////////////////////////////////////////////////////////
+ // Reset Controller
+ system_control sysctrl (.wb_clk_i(wb_clk), // .por_i(por),
+ .ram_loader_rst_o(ram_loader_rst),
+ .wb_rst_o(wb_rst),
+ .ram_loader_done_i(ram_loader_done));
+
+ assign config_success = ram_loader_done;
+ reg takeover = 0;
+
+ wire cpld_start_int, cpld_mode_int, cpld_done_int;
+
+ always @(posedge wb_clk)
+ if(ram_loader_done)
+ takeover = 1;
+ assign cpld_misc = ~takeover;
+
+ wire sd_clk, sd_csn, sd_mosi, sd_miso;
+
+ assign sd_miso = cpld_din;
+ assign cpld_start = takeover ? sd_clk : cpld_start_int;
+ assign cpld_mode = takeover ? sd_csn : cpld_mode_int;
+ assign cpld_done = takeover ? sd_mosi : cpld_done_int;
+
+ // ///////////////////////////////////////////////////////////////////
+ // RAM Loader
+
+ wire [31:0] ram_loader_dat;
+ wire [15:0] ram_loader_adr;
+ wire [3:0] ram_loader_sel;
+ wire ram_loader_stb, ram_loader_we;
+ ram_loader #(.AWIDTH(aw),.RAM_SIZE(16384))
+ ram_loader (.wb_clk(wb_clk),.dsp_clk(dsp_clk),.ram_loader_rst(ram_loader_rst),
+ .wb_dat(ram_loader_dat),.wb_adr(ram_loader_adr),
+ .wb_stb(ram_loader_stb),.wb_sel(ram_loader_sel),
+ .wb_we(ram_loader_we),
+ .ram_loader_done(ram_loader_done),
+ // CPLD Interface
+ .cpld_clk(cpld_clk),
+ .cpld_din(cpld_din),
+ .cpld_start(cpld_start_int),
+ .cpld_mode(cpld_mode_int),
+ .cpld_done(cpld_done_int),
+ .cpld_detached(cpld_detached));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Processor
+
+ assign bus_error = m0_err | m0_rty;
+
+ wire [63:0] zpu_status;
+ zpu_wb_top #(.dat_w(dw), .adr_w(aw), .sel_w(sw))
+ zpu_top0 (.clk(wb_clk), .rst(wb_rst), .enb(ram_loader_done),
+ // Data Wishbone bus to system bus fabric
+ .we_o(m0_we),.stb_o(m0_stb),.dat_o(m0_dat_i),.adr_o(m0_adr),
+ .dat_i(m0_dat_o),.ack_i(m0_ack),.sel_o(m0_sel),.cyc_o(m0_cyc),
+ // Interrupts and exceptions
+ .zpu_status(zpu_status), .interrupt(proc_int & 1'b0));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Dual Ported RAM -- D-Port is Slave #0 on main Wishbone
+ // I-port connects directly to processor and ram loader
+
+ ram_harvard #(.AWIDTH(14),.RAM_SIZE(16384),.ICWIDTH(7),.DCWIDTH(6))
+ sys_ram(.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),
+
+ .ram_loader_adr_i(ram_loader_adr[13:0]), .ram_loader_dat_i(ram_loader_dat),
+ .ram_loader_stb_i(ram_loader_stb), .ram_loader_sel_i(ram_loader_sel),
+ .ram_loader_we_i(ram_loader_we),
+ .ram_loader_done_i(ram_loader_done),
+
+ .if_adr(16'b0), .if_data(),
+
+ .dwb_adr_i(s0_adr[13:0]), .dwb_dat_i(s0_dat_o), .dwb_dat_o(s0_dat_i),
+ .dwb_we_i(s0_we), .dwb_ack_o(s0_ack), .dwb_stb_i(s0_stb), .dwb_sel_i(s0_sel));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Buffer Pool, slave #1
+ wire rd0_ready_i, rd0_ready_o;
+ wire rd1_ready_i, rd1_ready_o;
+ wire rd2_ready_i, rd2_ready_o;
+ wire rd3_ready_i, rd3_ready_o;
+ wire [35:0] rd0_dat, rd1_dat, rd2_dat, rd3_dat;
+
+ wire wr0_ready_i, wr0_ready_o;
+ wire wr1_ready_i, wr1_ready_o;
+ wire wr2_ready_i, wr2_ready_o;
+ wire wr3_ready_i, wr3_ready_o;
+ wire [35:0] wr0_dat, wr1_dat, wr2_dat, wr3_dat;
+
+ wire [35:0] sfc_wr_data, sfc_rd_data;
+ wire sfc_wr_ready, sfc_rd_ready;
+ wire sfc_wr_valid, sfc_rd_valid;
+
+ wire [35:0] tx_err_data;
+ wire tx_err_src_rdy, tx_err_dst_rdy;
+
+ wire [31:0] router_debug;
+
+ packet_router #(.BUF_SIZE(9), .UDP_BASE(SR_UDP_SM), .CTRL_BASE(SR_BUF_POOL)) packet_router
+ (.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),
+ .wb_we_i(s1_we),.wb_stb_i(s1_stb),.wb_adr_i(s1_adr),.wb_dat_i(s1_dat_o),
+ .wb_dat_o(s1_dat_i),.wb_ack_o(s1_ack),.wb_err_o(),.wb_rty_o(),
+
+ .set_stb(set_stb_dsp), .set_addr(set_addr_dsp), .set_data(set_data_dsp),
+
+ .stream_clk(dsp_clk), .stream_rst(dsp_rst), .stream_clr(1'b0),
+
+ .status(status), .sys_int_o(buffer_int), .debug(router_debug),
+
+ .ser_inp_data(wr0_dat), .ser_inp_valid(wr0_ready_i), .ser_inp_ready(wr0_ready_o),
+ .dsp0_inp_data(wr1_dat), .dsp0_inp_valid(wr1_ready_i), .dsp0_inp_ready(wr1_ready_o),
+ .dsp1_inp_data(wr3_dat), .dsp1_inp_valid(wr3_ready_i), .dsp1_inp_ready(wr3_ready_o),
+ .eth_inp_data(wr2_dat), .eth_inp_valid(wr2_ready_i), .eth_inp_ready(wr2_ready_o),
+ .err_inp_data(tx_err_data), .err_inp_valid(tx_err_src_rdy), .err_inp_ready(tx_err_dst_rdy),
+ .ctl_inp_data(sfc_wr_data), .ctl_inp_valid(sfc_wr_valid), .ctl_inp_ready(sfc_wr_ready),
+
+ .ser_out_data(rd0_dat), .ser_out_valid(rd0_ready_o), .ser_out_ready(rd0_ready_i),
+ .dsp_out_data(rd1_dat), .dsp_out_valid(rd1_ready_o), .dsp_out_ready(rd1_ready_i),
+ .ctl_out_data(sfc_rd_data), .ctl_out_valid(sfc_rd_valid), .ctl_out_ready(sfc_rd_ready),
+ .eth_out_data(rd2_dat), .eth_out_valid(rd2_ready_o), .eth_out_ready(rd2_ready_i)
+ );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // SPI -- Slave #2
+ wire [31:0] spi_debug;
+ wire [31:0] spi_readback;
+ wire spi_ready;
+ simple_spi_core #(.BASE(SR_SPI_CORE), .WIDTH(8)) shared_spi(
+ .clock(dsp_clk), .reset(dsp_rst),
+ .set_stb(set_stb_dsp), .set_addr(set_addr_dsp), .set_data(set_data_dsp),
+ .readback(spi_readback), .ready(spi_ready),
+ .sen({sen_tx_db,sen_tx_adc,sen_tx_dac,sen_rx_db,sen_rx_adc,sen_rx_dac,sen_dac,sen_clk}),
+ .sclk(sclk), .mosi(mosi), .miso(miso), .debug(spi_debug)
+ );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // I2C -- Slave #3
+ i2c_master_top #(.ARST_LVL(1))
+ i2c (.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),.arst_i(1'b0),
+ .wb_adr_i(s3_adr[4:2]),.wb_dat_i(s3_dat_o[7:0]),.wb_dat_o(s3_dat_i[7:0]),
+ .wb_we_i(s3_we),.wb_stb_i(s3_stb),.wb_cyc_i(s3_cyc),
+ .wb_ack_o(s3_ack),.wb_inta_o(i2c_int),
+ .scl_pad_i(scl_pad_i),.scl_pad_o(scl_pad_o),.scl_padoen_o(scl_pad_oen_o),
+ .sda_pad_i(sda_pad_i),.sda_pad_o(sda_pad_o),.sda_padoen_o(sda_pad_oen_o) );
+
+ assign s3_dat_i[31:8] = 24'd0;
+
+ // /////////////////////////////////////////////////////////////////////////
+ // GPIOs
+
+ wire [31:0] gpio_readback;
+
+ gpio_atr #(.BASE(SR_GPIO), .WIDTH(32))
+ gpio_atr(.clk(dsp_clk),.reset(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .rx(run_rx0_d1 | run_rx1_d1), .tx(run_tx),
+ .gpio({io_tx,io_rx}), .gpio_readback(gpio_readback) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Buffer Pool Status -- Slave #5
+
+ //compatibility number -> increment when the fpga has been sufficiently altered
+ localparam compat_num = {16'd10, 16'd0}; //major, minor
+
+ wire [31:0] irq_readback = {19'b0, spi_ready, clk_status, serdes_link_up, 10'b0};
+
+ wb_readback_mux buff_pool_status
+ (.wb_clk_i(wb_clk), .wb_rst_i(wb_rst), .wb_stb_i(s5_stb),
+ .wb_adr_i(s5_adr), .wb_dat_o(s5_dat_i), .wb_ack_o(s5_ack),
+
+ .word00(spi_readback),.word01(32'hffff_ffff),.word02(32'hffff_ffff),.word03(32'hffff_ffff),
+ .word04(32'hffff_ffff),.word05(32'hffff_ffff),.word06(32'hffff_ffff),.word07(32'hffff_ffff),
+ .word08(status),.word09(gpio_readback),.word10(vita_time[63:32]),
+ .word11(vita_time[31:0]),.word12(compat_num),.word13(irq_readback),
+ .word14(vita_time_pps[63:32]),.word15(vita_time_pps[31:0])
+ );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Ethernet MAC Slave #6
+
+ simple_gemac_wrapper #(.RXFIFOSIZE(ETH_RX_FIFOSIZE),
+ .TXFIFOSIZE(ETH_TX_FIFOSIZE)) simple_gemac_wrapper
+ (.clk125(clk_to_mac), .reset(wb_rst),
+ .GMII_GTX_CLK(GMII_GTX_CLK), .GMII_TX_EN(GMII_TX_EN),
+ .GMII_TX_ER(GMII_TX_ER), .GMII_TXD(GMII_TXD),
+ .GMII_RX_CLK(GMII_RX_CLK), .GMII_RX_DV(GMII_RX_DV),
+ .GMII_RX_ER(GMII_RX_ER), .GMII_RXD(GMII_RXD),
+ .sys_clk(dsp_clk),
+ .rx_f36_data(wr2_dat), .rx_f36_src_rdy(wr2_ready_i), .rx_f36_dst_rdy(wr2_ready_o),
+ .tx_f36_data(rd2_dat), .tx_f36_src_rdy(rd2_ready_o), .tx_f36_dst_rdy(rd2_ready_i),
+ .wb_clk(wb_clk), .wb_rst(wb_rst), .wb_stb(s6_stb), .wb_cyc(s6_cyc), .wb_ack(s6_ack),
+ .wb_we(s6_we), .wb_adr(s6_adr), .wb_dat_i(s6_dat_o), .wb_dat_o(s6_dat_i),
+ .mdio(MDIO), .mdc(MDC),
+ .debug(debug_mac));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Settings Bus -- Slave #7
+ settings_bus settings_bus
+ (.wb_clk(wb_clk),.wb_rst(wb_rst),.wb_adr_i(s7_adr),.wb_dat_i(s7_dat_o),
+ .wb_stb_i(s7_stb),.wb_we_i(s7_we),.wb_ack_o(s7_ack),
+ .strobe(set_stb),.addr(set_addr),.data(set_data));
+
+ assign s7_dat_i = 32'd0;
+
+ wire set_stb_dsp0, set_stb_dsp1;
+ wire [31:0] set_data_dsp0, set_data_dsp1;
+ wire [7:0] set_addr_dsp0, set_addr_dsp1;
+
+ //mux settings_bus_crossclock and settings_readback_bus_fifo_ctrl with prio
+ assign set_stb_dsp = set_stb_dsp0 | set_stb_dsp1;
+ assign set_addr_dsp = set_stb_dsp1? set_addr_dsp1 : set_addr_dsp0;
+ assign set_data_dsp = set_stb_dsp1? set_data_dsp1 : set_data_dsp0;
+
+ settings_bus_crossclock #(.FLOW_CTRL(1/*on*/)) settings_bus_crossclock
+ (.clk_i(wb_clk), .rst_i(wb_rst), .set_stb_i(set_stb), .set_addr_i(set_addr), .set_data_i(set_data),
+ .clk_o(dsp_clk), .rst_o(dsp_rst), .set_stb_o(set_stb_dsp0), .set_addr_o(set_addr_dsp0), .set_data_o(set_data_dsp0),
+ .blocked(set_stb_dsp1));
+
+ user_settings #(.BASE(SR_USER_REGS)) user_settings
+ (.clk(dsp_clk),.rst(dsp_rst),.set_stb(set_stb_dsp),
+ .set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_addr_user(set_addr_user),.set_data_user(set_data_user),
+ .set_stb_user(set_stb_user) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Settings + Readback Bus -- FIFO controlled
+
+ wire [31:0] sfc_debug;
+ wire sfc_clear;
+ /*
+ settings_fifo_ctrl #(.PROT_DEST(3), .PROT_HDR(1)) sfc
+ (
+ .clock(dsp_clk), .reset(dsp_rst), .clear(sfc_clear),
+ .vita_time(vita_time), .perfs_ready(spi_ready),
+ .in_data(sfc_rd_data), .in_valid(sfc_rd_valid), .in_ready(sfc_rd_ready),
+ .out_data(sfc_wr_data), .out_valid(sfc_wr_valid), .out_ready(sfc_wr_ready),
+ .strobe(set_stb_dsp1), .addr(set_addr_dsp1), .data(set_data_dsp1),
+ .word00(spi_readback),.word01(32'hffff_ffff),.word02(32'hffff_ffff),.word03(32'hffff_ffff),
+ .word04(32'hffff_ffff),.word05(32'hffff_ffff),.word06(32'hffff_ffff),.word07(32'hffff_ffff),
+ .word08(32'hffff_ffff),.word09(gpio_readback),.word10(vita_time[63:32]),
+ .word11(vita_time[31:0]),.word12(32'hffff_ffff),.word13(irq_readback),
+ .word14(vita_time_pps[63:32]),.word15(vita_time_pps[31:0]),
+ .debug(sfc_debug)
+ );
+ */
+ assign sfc_debug = 0;
+ assign set_stb_dsp1 = 0;
+ assign set_addr_dsp1 = 0;
+ assign set_data_dsp1 = 0;
+ assign sfc_rd_ready = 1;
+ assign sfc_wr_valid = 0;
+ assign sfc_wr_data = 0;
+
+ setting_reg #(.my_addr(SR_BUF_POOL+1/*same as packet dispatcher*/),.width(1)) sr_clear_sfc
+ (.clk(dsp_clk),.rst(dsp_rst),.strobe(set_stb_dsp),.addr(set_addr_dsp),.in(set_data_dsp),.changed(sfc_clear));
+
+ // Output control lines
+ wire [7:0] clock_outs, serdes_outs, adc_outs;
+ assign {clock_ready, clk_en[1:0], clk_sel[1:0]} = clock_outs[4:0];
+ assign {ser_enable, ser_prbsen, ser_loopen, ser_rx_en} = serdes_outs[3:0];
+ assign {adc_oe_a, adc_on_a, adc_oe_b, adc_on_b } = adc_outs[3:0];
+
+ wire phy_reset;
+ assign PHY_RESETn = ~phy_reset;
+
+ setting_reg #(.my_addr(SR_MISC+0),.width(8)) sr_clk
+ (.clk(wb_clk),.rst(wb_rst),.strobe(s7_ack),.addr(set_addr),.in(set_data),.out(clock_outs),.changed());
+
+ setting_reg #(.my_addr(SR_MISC+1),.width(8)) sr_ser
+ (.clk(dsp_clk),.rst(dsp_rst),.strobe(set_stb_dsp),.addr(set_addr_dsp),.in(set_data_dsp),.out(serdes_outs),.changed());
+
+ setting_reg #(.my_addr(SR_MISC+2),.width(8)) sr_adc
+ (.clk(dsp_clk),.rst(dsp_rst),.strobe(set_stb_dsp),.addr(set_addr_dsp),.in(set_data_dsp),.out(adc_outs),.changed());
+
+ setting_reg #(.my_addr(SR_MISC+4),.width(1)) sr_phy
+ (.clk(dsp_clk),.rst(dsp_rst),.strobe(set_stb_dsp),.addr(set_addr_dsp),.in(set_data_dsp),.out(phy_reset),.changed());
+
+ // /////////////////////////////////////////////////////////////////////////
+ // LEDS
+ // register 8 determines whether leds are controlled by SW or not
+ // 1 = controlled by HW, 0 = by SW
+ // In Rev3 there are only 6 leds, and the highest one is on the ETH connector
+
+ wire [7:0] led_src, led_sw;
+ wire [7:0] led_hw = {run_tx, (run_rx0_d1 | run_rx1_d1), clk_status, serdes_link_up & good_sync, 1'b0};
+
+ setting_reg #(.my_addr(SR_MISC+3),.width(8)) sr_led
+ (.clk(dsp_clk),.rst(dsp_rst),.strobe(set_stb_dsp),.addr(set_addr_dsp),.in(set_data_dsp),.out(led_sw),.changed());
+
+ setting_reg #(.my_addr(SR_MISC+6),.width(8), .at_reset(8'b0001_1110)) sr_led_src
+ (.clk(dsp_clk),.rst(dsp_rst),.strobe(set_stb_dsp),.addr(set_addr_dsp), .in(set_data_dsp),.out(led_src),.changed());
+
+ assign leds = (led_src & led_hw) | (~led_src & led_sw);
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Interrupt Controller, Slave #8
+
+ assign irq= {{8'b0},
+ {3'b0, uart_tx_int, 2'b0, uart_rx_int},
+ {4'b0, clk_status, 3'b0},
+ {3'b0, PHY_INTn,i2c_int,spi_int,2'b00}};
+
+ pic pic(.clk_i(wb_clk),.rst_i(wb_rst),.cyc_i(s8_cyc),.stb_i(s8_stb),.adr_i(s8_adr[4:2]),
+ .we_i(s8_we),.dat_i(s8_dat_o),.dat_o(s8_dat_i),.ack_o(s8_ack),.int_o(proc_int),
+ .irq(irq) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // UART, Slave #10
+
+ simple_uart #(.TXDEPTH(3),.RXDEPTH(3)) uart // depth of 3 is 128 entries
+ (.clk_i(wb_clk),.rst_i(wb_rst),
+ .we_i(sa_we),.stb_i(sa_stb),.cyc_i(sa_cyc),.ack_o(sa_ack),
+ .adr_i(sa_adr[4:2]),.dat_i(sa_dat_o),.dat_o(sa_dat_i),
+ .rx_int_o(uart_rx_int),.tx_int_o(uart_tx_int),
+ .tx_o(uart_tx_o),.rx_i(uart_rx_i),.baud_o(uart_baud_o));
+
+ // /////////////////////////////////////////////////////////////////////////
+ // ADC Frontend
+ wire [23:0] rx_fe_i, rx_fe_q;
+
+ rx_frontend #(.BASE(SR_RX_FRONT)) rx_frontend
+ (.clk(dsp_clk),.rst(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .adc_a({adc_a,2'b00}),.adc_ovf_a(adc_ovf_a),
+ .adc_b({adc_b,2'b00}),.adc_ovf_b(adc_ovf_b),
+ .i_out(rx_fe_i), .q_out(rx_fe_q), .run(run_rx0_d1 | run_rx1_d1), .debug());
+
+ // /////////////////////////////////////////////////////////////////////////
+ // DSP RX 0
+ wire [31:0] sample_rx0;
+ wire strobe_rx0, clear_rx0;
+
+ always @(posedge dsp_clk)
+ run_rx0_d1 <= run_rx0;
+
+ ddc_chain #(.BASE(SR_RX_DSP0), .DSPNO(0)) ddc_chain0
+ (.clk(dsp_clk), .rst(dsp_rst), .clr(clear_rx0),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .rx_fe_i(rx_fe_i),.rx_fe_q(rx_fe_q),
+ .sample(sample_rx0), .run(run_rx0_d1), .strobe(strobe_rx0),
+ .debug() );
+
+ vita_rx_chain #(.BASE(SR_RX_CTRL0),.UNIT(0),.FIFOSIZE(DSP_RX_FIFOSIZE), .DSP_NUMBER(0)) vita_rx_chain0
+ (.clk(dsp_clk), .reset(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .vita_time(vita_time), .overrun(overrun0),
+ .sample(sample_rx0), .run(run_rx0), .strobe(strobe_rx0), .clear_o(clear_rx0),
+ .rx_data_o(wr1_dat), .rx_src_rdy_o(wr1_ready_i), .rx_dst_rdy_i(wr1_ready_o),
+ .debug() );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // DSP RX 1
+ wire [31:0] sample_rx1;
+ wire strobe_rx1, clear_rx1;
+
+ always @(posedge dsp_clk)
+ run_rx1_d1 <= run_rx1;
+
+ ddc_chain #(.BASE(SR_RX_DSP1), .DSPNO(1)) ddc_chain1
+ (.clk(dsp_clk), .rst(dsp_rst), .clr(clear_rx1),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .rx_fe_i(rx_fe_i),.rx_fe_q(rx_fe_q),
+ .sample(sample_rx1), .run(run_rx1_d1), .strobe(strobe_rx1),
+ .debug() );
+
+ vita_rx_chain #(.BASE(SR_RX_CTRL1),.UNIT(2),.FIFOSIZE(DSP_RX_FIFOSIZE), .DSP_NUMBER(1)) vita_rx_chain1
+ (.clk(dsp_clk), .reset(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .vita_time(vita_time), .overrun(overrun1),
+ .sample(sample_rx1), .run(run_rx1), .strobe(strobe_rx1), .clear_o(clear_rx1),
+ .rx_data_o(wr3_dat), .rx_src_rdy_o(wr3_ready_i), .rx_dst_rdy_i(wr3_ready_o),
+ .debug() );
+
+ // ///////////////////////////////////////////////////////////////////////////////////
+ // DSP TX
+
+ wire [35:0] tx_data;
+ wire tx_src_rdy, tx_dst_rdy;
+ wire [31:0] debug_vt;
+ wire clear_tx;
+
+ ext_fifo #(.EXT_WIDTH(18),.INT_WIDTH(36),.RAM_DEPTH(19),.FIFO_DEPTH(19))
+ ext_fifo_i1
+ (.int_clk(dsp_clk),
+ .ext_clk(clk_to_mac),
+ .rst(dsp_rst | clear_tx),
+ .RAM_D_pi(RAM_D_pi),
+ .RAM_D_po(RAM_D_po),
+ .RAM_D_poe(RAM_D_poe),
+ .RAM_A(RAM_A),
+ .RAM_WEn(RAM_WEn),
+ .RAM_CENn(RAM_CENn),
+ .RAM_LDn(RAM_LDn),
+ .RAM_OEn(RAM_OEn),
+ .RAM_CE1n(RAM_CE1n),
+ .datain(rd1_dat),
+ .src_rdy_i(rd1_ready_o),
+ .dst_rdy_o(rd1_ready_i),
+ .dataout(tx_data),
+ .src_rdy_o(tx_src_rdy),
+ .dst_rdy_i(tx_dst_rdy),
+ .debug(debug_extfifo),
+ .debug2(debug_extfifo2) );
+
+ wire [23:0] tx_fe_i, tx_fe_q;
+ wire [31:0] sample_tx;
+ wire strobe_tx;
+
+ vita_tx_chain #(.BASE(SR_TX_CTRL), .FIFOSIZE(DSP_TX_FIFOSIZE),
+ .REPORT_ERROR(1), .DO_FLOW_CONTROL(1),
+ .PROT_ENG_FLAGS(1), .USE_TRANS_HEADER(1),
+ .DSP_NUMBER(0))
+ vita_tx_chain
+ (.clk(dsp_clk), .reset(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .vita_time(vita_time),
+ .tx_data_i(tx_data), .tx_src_rdy_i(tx_src_rdy), .tx_dst_rdy_o(tx_dst_rdy),
+ .err_data_o(tx_err_data), .err_src_rdy_o(tx_err_src_rdy), .err_dst_rdy_i(tx_err_dst_rdy),
+ .sample(sample_tx), .strobe(strobe_tx),
+ .underrun(underrun), .run(run_tx), .clear_o(clear_tx),
+ .debug(debug_vt));
+
+ duc_chain #(.BASE(SR_TX_DSP), .DSPNO(0)) duc_chain
+ (.clk(dsp_clk),.rst(dsp_rst), .clr(clear_tx),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .set_stb_user(set_stb_user), .set_addr_user(set_addr_user), .set_data_user(set_data_user),
+ .tx_fe_i(tx_fe_i),.tx_fe_q(tx_fe_q),
+ .sample(sample_tx), .run(run_tx), .strobe(strobe_tx),
+ .debug() );
+
+ tx_frontend #(.BASE(SR_TX_FRONT)) tx_frontend
+ (.clk(dsp_clk), .rst(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .tx_i(tx_fe_i), .tx_q(tx_fe_q), .run(1'b1),
+ .dac_a(dac_a), .dac_b(dac_b));
+
+ // ///////////////////////////////////////////////////////////////////////////////////
+ // SERDES
+
+ serdes #(.TXFIFOSIZE(SERDES_TX_FIFOSIZE),.RXFIFOSIZE(SERDES_RX_FIFOSIZE)) serdes
+ (.clk(dsp_clk),.rst(dsp_rst),
+ .ser_tx_clk(ser_tx_clk),.ser_t(ser_t),.ser_tklsb(ser_tklsb),.ser_tkmsb(ser_tkmsb),
+ .rd_dat_i(rd0_dat[31:0]),.rd_flags_i(rd0_dat[35:32]),.rd_ready_o(rd0_ready_i),.rd_ready_i(rd0_ready_o),
+ .ser_rx_clk(ser_rx_clk),.ser_r(ser_r),.ser_rklsb(ser_rklsb),.ser_rkmsb(ser_rkmsb),
+ .wr_dat_o(wr0_dat[31:0]),.wr_flags_o(wr0_dat[35:32]),.wr_ready_o(wr0_ready_i),.wr_ready_i(wr0_ready_o),
+ .tx_occupied(ser_tx_occ),.tx_full(ser_tx_full),.tx_empty(ser_tx_empty),
+ .rx_occupied(ser_rx_occ),.rx_full(ser_rx_full),.rx_empty(ser_rx_empty),
+ .serdes_link_up(serdes_link_up),.debug0(debug_serdes0), .debug1(debug_serdes1) );
+
+ assign RAM_CLK = clk_to_mac;
+
+ // /////////////////////////////////////////////////////////////////////////
+ // VITA Timing
+
+ wire [31:0] debug_sync;
+
+ time_64bit #(.BASE(SR_TIME64)) time_64bit
+ (.clk(dsp_clk), .rst(dsp_rst), .set_stb(set_stb_dsp), .set_addr(set_addr_dsp), .set_data(set_data_dsp),
+ .pps(pps_in), .vita_time(vita_time), .vita_time_pps(vita_time_pps), .pps_int(pps_int),
+ .exp_time_in(exp_time_in), .exp_time_out(exp_time_out), .good_sync(good_sync), .debug(debug_sync));
+
+ // /////////////////////////////////////////////////////////////////////////////////////////
+ // Debug Pins
+
+ assign debug_clk = 2'b00; // {dsp_clk, clk_to_mac};
+ assign debug = 32'd0;
+ assign debug_gpio_0 = 32'd0;
+ assign debug_gpio_1 = 32'd0;
+
+endmodule // u2_core
diff --git a/fpga/usrp2/top/USRP2/u2_rev3.ucf b/fpga/usrp2/top/USRP2/u2_rev3.ucf
new file mode 100644
index 000000000..8017f61ff
--- /dev/null
+++ b/fpga/usrp2/top/USRP2/u2_rev3.ucf
@@ -0,0 +1,336 @@
+NET "leds[0]" LOC = "E8" ;
+NET "leds[1]" LOC = "F7" ;
+NET "leds[2]" LOC = "E5" ;
+NET "leds[3]" LOC = "B7" ;
+NET "leds[4]" LOC = "C11" ;
+NET "leds[5]" LOC = "AB19" ;
+NET "debug[0]" LOC = "N5" ;
+NET "debug[1]" LOC = "N6" ;
+NET "debug[2]" LOC = "P1" ;
+NET "debug[3]" LOC = "P2" ;
+NET "debug[4]" LOC = "P4" ;
+NET "debug[5]" LOC = "P5" ;
+NET "debug[6]" LOC = "R1" ;
+NET "debug[7]" LOC = "R2" ;
+NET "debug[8]" LOC = "P6" ;
+NET "debug[9]" LOC = "R5" ;
+NET "debug[10]" LOC = "R4" ;
+NET "debug[11]" LOC = "T3" ;
+NET "debug[12]" LOC = "U3" ;
+NET "debug[13]" LOC = "M2" ;
+NET "debug[14]" LOC = "M3" ;
+NET "debug[15]" LOC = "M4" ;
+NET "debug[16]" LOC = "M5" ;
+NET "debug[17]" LOC = "M6" ;
+NET "debug[18]" LOC = "N1" ;
+NET "debug[19]" LOC = "N2" ;
+NET "debug[20]" LOC = "N3" ;
+NET "debug[21]" LOC = "T1" ;
+NET "debug[22]" LOC = "T2" ;
+NET "debug[23]" LOC = "U2" ;
+NET "debug[24]" LOC = "T4" ;
+NET "debug[25]" LOC = "U4" ;
+NET "debug[26]" LOC = "T5" ;
+NET "debug[27]" LOC = "T6" ;
+NET "debug[28]" LOC = "U5" ;
+NET "debug[29]" LOC = "V5" ;
+NET "debug[30]" LOC = "W2" ;
+NET "debug[31]" LOC = "W3" ;
+NET "debug_clk[0]" LOC = "N4" ;
+NET "debug_clk[1]" LOC = "M1" ;
+NET "uart_tx_o" LOC = "C7" ;
+NET "uart_rx_i" LOC = "A3" ;
+NET "exp_time_in_p" LOC = "V3" ;
+NET "exp_time_in_n" LOC = "V4" ;
+NET "exp_time_out_p" LOC = "V1" ;
+NET "exp_time_out_n" LOC = "V2" ;
+NET "GMII_COL" LOC = "U16" ;
+NET "GMII_CRS" LOC = "U17" ;
+NET "GMII_TXD[0]" LOC = "W14" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "GMII_TXD[1]" LOC = "AA20" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "GMII_TXD[2]" LOC = "AB20" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "GMII_TXD[3]" LOC = "Y18" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "GMII_TXD[4]" LOC = "AA18" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "GMII_TXD[5]" LOC = "AB18" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "GMII_TXD[6]" LOC = "V17" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "GMII_TXD[7]" LOC = "W17" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "GMII_TX_EN" LOC = "Y17" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "GMII_TX_ER" LOC = "V16" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "GMII_GTX_CLK" LOC = "AA17" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "GMII_TX_CLK" LOC = "W13" ;
+NET "GMII_RXD[0]" LOC = "AA15" ;
+NET "GMII_RXD[1]" LOC = "AB15" ;
+NET "GMII_RXD[2]" LOC = "U14" ;
+NET "GMII_RXD[3]" LOC = "V14" ;
+NET "GMII_RXD[4]" LOC = "U13" ;
+NET "GMII_RXD[5]" LOC = "V13" ;
+NET "GMII_RXD[6]" LOC = "Y13" ;
+NET "GMII_RXD[7]" LOC = "AA13" ;
+NET "GMII_RX_CLK" LOC = "AA12" ;
+NET "GMII_RX_DV" LOC = "AB16" ;
+NET "GMII_RX_ER" LOC = "AA16" ;
+NET "MDIO" LOC = "Y16" |PULLUP ;
+NET "MDC" LOC = "V18" ;
+NET "PHY_INTn" LOC = "AB13" ;
+NET "PHY_RESETn" LOC = "AA19" ;
+NET "PHY_CLK" LOC = "V15" ;
+NET "RAM_D[0]" LOC = "N20" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[1]" LOC = "N21" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[2]" LOC = "N22" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[3]" LOC = "M17" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[4]" LOC = "M18" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[5]" LOC = "M19" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[6]" LOC = "M20" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[7]" LOC = "M21" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[8]" LOC = "M22" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[9]" LOC = "Y22" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[10]" LOC = "Y21" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[11]" LOC = "Y20" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[12]" LOC = "Y19" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[13]" LOC = "W22" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[14]" LOC = "W21" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[15]" LOC = "W20" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[16]" LOC = "W19" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_D[17]" LOC = "V22" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[0]" LOC = "U21" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[1]" LOC = "T19" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[2]" LOC = "V21" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[3]" LOC = "V20" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[4]" LOC = "T20" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[5]" LOC = "T21" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[6]" LOC = "T22" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[7]" LOC = "T18" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[8]" LOC = "R18" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[9]" LOC = "P19" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[10]" LOC = "P21" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[11]" LOC = "P22" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[12]" LOC = "N19" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[13]" LOC = "N17" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[14]" LOC = "N18" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[15]" LOC = "T17" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[16]" LOC = "U19" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[17]" LOC = "U18" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_A[18]" LOC = "V19" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_CE1n" LOC = "U20" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_CENn" LOC = "P18" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_CLK" LOC = "P17" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_WEn" LOC = "R22" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_OEn" LOC = "R21" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "RAM_LDn" LOC = "R19" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_enable" LOC = "W11" ;
+NET "ser_prbsen" LOC = "AA3" ;
+NET "ser_loopen" LOC = "Y4" ;
+NET "ser_rx_en" LOC = "AB9" ;
+NET "ser_tx_clk" LOC = "U7" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[0]" LOC = "V7" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[1]" LOC = "V10" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[2]" LOC = "AB4" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[3]" LOC = "AA4" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[4]" LOC = "Y5" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[5]" LOC = "W5" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[6]" LOC = "AB5" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[7]" LOC = "AA5" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[8]" LOC = "W6" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[9]" LOC = "V6" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[10]" LOC = "AA6" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[11]" LOC = "Y6" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[12]" LOC = "W8" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[13]" LOC = "V8" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[14]" LOC = "AB8" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_t[15]" LOC = "AA8" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_tklsb" LOC = "U10" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_tkmsb" LOC = "U11" |IOSTANDARD = LVCMOS25 |DRIVE = 12 |SLEW = FAST ;
+NET "ser_rx_clk" LOC = "AA11" ;
+NET "ser_r[0]" LOC = "AB10" ;
+NET "ser_r[1]" LOC = "AA10" ;
+NET "ser_r[2]" LOC = "U9" ;
+NET "ser_r[3]" LOC = "U6" ;
+NET "ser_r[4]" LOC = "AB11" ;
+NET "ser_r[5]" LOC = "Y7" ;
+NET "ser_r[6]" LOC = "W7" ;
+NET "ser_r[7]" LOC = "AB7" ;
+NET "ser_r[8]" LOC = "AA7" ;
+NET "ser_r[9]" LOC = "W9" ;
+NET "ser_r[10]" LOC = "W10" ;
+NET "ser_r[11]" LOC = "Y1" ;
+NET "ser_r[12]" LOC = "Y3" ;
+NET "ser_r[13]" LOC = "Y2" ;
+NET "ser_r[14]" LOC = "W4" ;
+NET "ser_r[15]" LOC = "W1" ;
+NET "ser_rklsb" LOC = "V9" ;
+NET "ser_rkmsb" LOC = "Y10" ;
+NET "cpld_start" LOC = "AA9" ;
+NET "cpld_mode" LOC = "U12" ;
+NET "cpld_done" LOC = "V12" ;
+NET "cpld_din" LOC = "AA14" ;
+NET "cpld_clk" LOC = "AB14" ;
+NET "cpld_detached" LOC = "V11" ;
+NET "cpld_init_b" LOC = "W12" ;
+NET "cpld_misc" LOC = "Y12" ;
+NET "POR" LOC = "W18" ;
+NET "WDI" LOC = "W15" ;
+NET "adc_a[0]" LOC = "A14" | IOBDELAY= "NONE" ;
+NET "adc_a[1]" LOC = "B14" | IOBDELAY= "NONE" ;
+NET "adc_a[2]" LOC = "C13" | IOBDELAY= "NONE" ;
+NET "adc_a[3]" LOC = "D13" | IOBDELAY= "NONE" ;
+NET "adc_a[4]" LOC = "A13" | IOBDELAY= "NONE" ;
+NET "adc_a[5]" LOC = "B13" | IOBDELAY= "NONE" ;
+NET "adc_a[6]" LOC = "E12" | IOBDELAY= "NONE" ;
+NET "adc_a[7]" LOC = "C22" | IOBDELAY= "NONE" ;
+NET "adc_a[8]" LOC = "C20" | IOBDELAY= "NONE" ;
+NET "adc_a[9]" LOC = "C21" | IOBDELAY= "NONE" ;
+NET "adc_a[10]" LOC = "D20" | IOBDELAY= "NONE" ;
+NET "adc_a[11]" LOC = "D19" | IOBDELAY= "NONE" ;
+NET "adc_a[12]" LOC = "D21" | IOBDELAY= "NONE" ;
+NET "adc_a[13]" LOC = "E18" | IOBDELAY= "NONE" ;
+NET "adc_ovf_a" LOC = "F18" ;
+NET "adc_oen_a" LOC = "E19" ;
+NET "adc_pdn_a" LOC = "E20" ;
+NET "adc_b[0]" LOC = "A12" | IOBDELAY= "NONE";
+NET "adc_b[1]" LOC = "E16" | IOBDELAY= "NONE" ;
+NET "adc_b[2]" LOC = "F12" | IOBDELAY= "NONE" ;
+NET "adc_b[3]" LOC = "F13" | IOBDELAY= "NONE" ;
+NET "adc_b[4]" LOC = "F16" | IOBDELAY= "NONE" ;
+NET "adc_b[5]" LOC = "F17" | IOBDELAY= "NONE" ;
+NET "adc_b[6]" LOC = "C19" | IOBDELAY= "NONE" ;
+NET "adc_b[7]" LOC = "B20" | IOBDELAY= "NONE" ;
+NET "adc_b[8]" LOC = "B19" | IOBDELAY= "NONE" ;
+NET "adc_b[9]" LOC = "C18" | IOBDELAY= "NONE" ;
+NET "adc_b[10]" LOC = "D18" | IOBDELAY= "NONE" ;
+NET "adc_b[11]" LOC = "B18" | IOBDELAY= "NONE" ;
+NET "adc_b[12]" LOC = "D17" | IOBDELAY= "NONE" ;
+NET "adc_b[13]" LOC = "E17" | IOBDELAY= "NONE" ;
+NET "adc_ovf_b" LOC = "B17" ;
+NET "adc_oen_b" LOC = "C17" ;
+NET "adc_pdn_b" LOC = "D15" ;
+NET "dac_a[0]" LOC = "A5" ;
+NET "dac_a[1]" LOC = "B5" ;
+NET "dac_a[2]" LOC = "C5" ;
+NET "dac_a[3]" LOC = "D5" ;
+NET "dac_a[4]" LOC = "A4" ;
+NET "dac_a[5]" LOC = "B4" ;
+NET "dac_a[6]" LOC = "F6" ;
+NET "dac_a[7]" LOC = "D10" ;
+NET "dac_a[8]" LOC = "D9" ;
+NET "dac_a[9]" LOC = "A10" ;
+NET "dac_a[10]" LOC = "L2" ;
+NET "dac_a[11]" LOC = "L4" ;
+NET "dac_a[12]" LOC = "L3" ;
+NET "dac_a[13]" LOC = "L6" ;
+NET "dac_a[14]" LOC = "L5" ;
+NET "dac_a[15]" LOC = "K2" ;
+NET "dac_b[0]" LOC = "D11" ;
+NET "dac_b[1]" LOC = "E11" ;
+NET "dac_b[2]" LOC = "F11" ;
+NET "dac_b[3]" LOC = "B10" ;
+NET "dac_b[4]" LOC = "C10" ;
+NET "dac_b[5]" LOC = "E10" ;
+NET "dac_b[6]" LOC = "F10" ;
+NET "dac_b[7]" LOC = "A9" ;
+NET "dac_b[8]" LOC = "B9" ;
+NET "dac_b[9]" LOC = "E9" ;
+NET "dac_b[10]" LOC = "F9" ;
+NET "dac_b[11]" LOC = "A8" ;
+NET "dac_b[12]" LOC = "B8" ;
+NET "dac_b[13]" LOC = "D7" ;
+NET "dac_b[14]" LOC = "E7" ;
+NET "dac_b[15]" LOC = "B6" ;
+NET "dac_lock" LOC = "D6" ;
+NET "SCL" LOC = "A7" ;
+NET "SDA" LOC = "D8" ;
+NET "clk_en[0]" LOC = "C4" ;
+NET "clk_en[1]" LOC = "D1" ;
+NET "clk_sel[0]" LOC = "C3" ;
+NET "clk_sel[1]" LOC = "C2" ;
+NET "clk_func" LOC = "C12" ;
+NET "clk_status" LOC = "B12" ;
+NET "clk_fpga_p" LOC = "A11" ;
+NET "clk_fpga_n" LOC = "B11" ;
+NET "clk_to_mac" LOC = "AB12" ;
+NET "pps_in" LOC = "K1" ;
+NET "sclk" LOC = "K5" ;
+NET "sen_clk" LOC = "K6" ;
+NET "sen_dac" LOC = "L1" ;
+NET "sdi" LOC = "J1" ;
+NET "sdo" LOC = "J2" ;
+NET "sen_tx_db" LOC = "C1" ;
+NET "sclk_tx_db" LOC = "D3" ;
+NET "sdo_tx_db" LOC = "G3" ;
+NET "sdi_tx_db" LOC = "G4" ;
+NET "sen_tx_adc" LOC = "G2" ;
+NET "sclk_tx_adc" LOC = "H1" ;
+NET "sdo_tx_adc" LOC = "H2" ;
+NET "sdi_tx_adc" LOC = "J4" ;
+NET "sen_tx_dac" LOC = "H4" ;
+NET "sclk_tx_dac" LOC = "J5" ;
+NET "sdi_tx_dac" LOC = "J6" ;
+NET "io_tx[0]" LOC = "K4" ;
+NET "io_tx[1]" LOC = "K3" ;
+NET "io_tx[2]" LOC = "G1" ;
+NET "io_tx[3]" LOC = "G5" ;
+NET "io_tx[4]" LOC = "H5" ;
+NET "io_tx[5]" LOC = "F3" ;
+NET "io_tx[6]" LOC = "F2" ;
+NET "io_tx[7]" LOC = "F5" ;
+NET "io_tx[8]" LOC = "G6" ;
+NET "io_tx[9]" LOC = "E2" ;
+NET "io_tx[10]" LOC = "E1" ;
+NET "io_tx[11]" LOC = "E3" ;
+NET "io_tx[12]" LOC = "F4" ;
+NET "io_tx[13]" LOC = "D2" ;
+NET "io_tx[14]" LOC = "D4" ;
+NET "io_tx[15]" LOC = "E4" ;
+NET "sen_rx_db" LOC = "D22" ;
+NET "sclk_rx_db" LOC = "F19" ;
+NET "sdo_rx_db" LOC = "G20" ;
+NET "sdi_rx_db" LOC = "H19" ;
+NET "sen_rx_adc" LOC = "H18" ;
+NET "sclk_rx_adc" LOC = "J17" ;
+NET "sdo_rx_adc" LOC = "H21" ;
+NET "sdi_rx_adc" LOC = "H22" ;
+NET "sen_rx_dac" LOC = "J18" ;
+NET "sclk_rx_dac" LOC = "J19" ;
+NET "sdi_rx_dac" LOC = "J21" ;
+NET "io_rx[0]" LOC = "L21" ;
+NET "io_rx[1]" LOC = "L20" ;
+NET "io_rx[2]" LOC = "L19" ;
+NET "io_rx[3]" LOC = "L18" ;
+NET "io_rx[4]" LOC = "L17" ;
+NET "io_rx[5]" LOC = "K22" ;
+NET "io_rx[6]" LOC = "K21" ;
+NET "io_rx[7]" LOC = "K20" ;
+NET "io_rx[8]" LOC = "G22" ;
+NET "io_rx[9]" LOC = "G21" ;
+NET "io_rx[10]" LOC = "F21" ;
+NET "io_rx[11]" LOC = "F20" ;
+NET "io_rx[12]" LOC = "G19" ;
+NET "io_rx[13]" LOC = "G18" ;
+NET "io_rx[14]" LOC = "G17" ;
+NET "io_rx[15]" LOC = "E22" ;
+
+NET "clk_to_mac" TNM_NET = "clk_to_mac";
+TIMESPEC "TS_clk_to_mac" = PERIOD "clk_to_mac" 8 ns HIGH 50 %;
+
+NET "clk_fpga_p" TNM_NET = "clk_fpga_p";
+TIMESPEC "TS_clk_fpga_p" = PERIOD "clk_fpga_p" 10 ns HIGH 50 %;
+
+NET "cpld_clk" TNM_NET = "cpld_clk";
+TIMESPEC "TS_cpld_clk" = PERIOD "cpld_clk" 40 ns HIGH 50 %;
+
+NET "GMII_RX_CLK" TNM_NET = "GMII_RX_CLK";
+TIMESPEC "TS_GMII_RX_CLK" = PERIOD "GMII_RX_CLK" 8 ns HIGH 50 %;
+
+NET "ser_rx_clk" TNM_NET = "ser_rx_clk";
+TIMESPEC "TS_ser_rx_clk" = PERIOD "ser_rx_clk" 10 ns HIGH 50 %;
+
+NET "cpld_clk" CLOCK_DEDICATED_ROUTE = FALSE;
+NET "GMII_RX_CLK" CLOCK_DEDICATED_ROUTE = FALSE;
+
+#NET "adc_a<*>" TNM_NET = ADC_DATA_GRP;
+#NET "adc_b<*>" TNM_NET = ADC_DATA_GRP;
+#TIMEGRP "ADC_DATA_GRP" OFFSET = IN 1 ns VALID 5 ns BEFORE "clk_fpga_p" RISING;
+
+#NET "adc_a<*>" OFFSET = IN 1 ns VALID 5 ns BEFORE "clk_fpga_p" RISING;
+#NET "adc_b<*>" OFFSET = IN 1 ns VALID 5 ns BEFORE "clk_fpga_p" RISING;
+
+TIMESPEC "TS_clk_div_to_dsp_clk" = FROM "clk_div" TO "dcm_out" 10 ns;
diff --git a/fpga/usrp2/top/USRP2/u2_rev3.v b/fpga/usrp2/top/USRP2/u2_rev3.v
new file mode 100644
index 000000000..4b0bb5541
--- /dev/null
+++ b/fpga/usrp2/top/USRP2/u2_rev3.v
@@ -0,0 +1,589 @@
+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+`timescale 1ns / 1ps
+//////////////////////////////////////////////////////////////////////////////////
+
+module u2_rev3
+ (
+ // Misc, debug
+ output [5:0] leds,
+ output [31:0] debug,
+ output [1:0] debug_clk,
+ output uart_tx_o,
+ input uart_rx_i,
+
+ // Expansion
+ input exp_time_in_p, // Diff
+ input exp_time_in_n, // Diff
+ output exp_time_out_p, // Diff
+ output exp_time_out_n, // Diff
+
+ // GMII
+ // GMII-CTRL
+ input GMII_COL,
+ input GMII_CRS,
+
+ // GMII-TX
+ output reg [7:0] GMII_TXD,
+ output reg GMII_TX_EN,
+ output reg GMII_TX_ER,
+ output GMII_GTX_CLK,
+ input GMII_TX_CLK, // 100mbps clk
+
+ // GMII-RX
+ input [7:0] GMII_RXD,
+ input GMII_RX_CLK,
+ input GMII_RX_DV,
+ input GMII_RX_ER,
+
+ // GMII-Management
+ inout MDIO,
+ output MDC,
+ input PHY_INTn, // open drain
+ output PHY_RESETn,
+ input PHY_CLK, // possibly use on-board osc
+
+ // RAM
+ inout [17:0] RAM_D,
+ output [18:0] RAM_A,
+ output RAM_CE1n,
+ output RAM_CENn,
+ output RAM_CLK,
+ output RAM_WEn,
+ output RAM_OEn,
+ output RAM_LDn,
+
+ // SERDES
+ output ser_enable,
+ output ser_prbsen,
+ output ser_loopen,
+ output ser_rx_en,
+
+ output ser_tx_clk,
+ output reg [15:0] ser_t,
+ output reg ser_tklsb,
+ output reg ser_tkmsb,
+
+ input ser_rx_clk,
+ input [15:0] ser_r,
+ input ser_rklsb,
+ input ser_rkmsb,
+
+ // CPLD interface
+ output cpld_start, // AA9
+ output cpld_mode, // U12
+ output cpld_done, // V12
+ input cpld_din, // AA14 Now shared with CFG_Din
+ input cpld_clk, // AB14 serial clock
+ input cpld_detached,// V11 unused
+ output cpld_init_b, // W12 unused dual purpose
+ output cpld_misc, // Y12
+
+ // Watchdog interface
+ input POR,
+ output WDI,
+
+ // ADC
+ input [13:0] adc_a,
+ input adc_ovf_a,
+ output adc_oen_a,
+ output adc_pdn_a,
+
+ input [13:0] adc_b,
+ input adc_ovf_b,
+ output adc_oen_b,
+ output adc_pdn_b,
+
+ // DAC
+ output reg [15:0] dac_a,
+ output reg [15:0] dac_b,
+ input dac_lock, // unused for now
+
+ // I2C
+ inout SCL,
+ inout SDA,
+
+ // Clock Gen Control
+ output [1:0] clk_en,
+ output [1:0] clk_sel,
+ input clk_func, // FIXME is an input to control the 9510
+ input clk_status,
+
+ // Clocks
+ input clk_fpga_p, // Diff
+ input clk_fpga_n, // Diff
+ input clk_to_mac,
+ input pps_in,
+
+ // Generic SPI
+ output sclk,
+ output sen_clk,
+ output sen_dac,
+ output sdi,
+ input sdo,
+
+ // TX DBoard
+ output sen_tx_db,
+ output sclk_tx_db,
+ input sdo_tx_db,
+ output sdi_tx_db,
+
+ output sen_tx_adc,
+ output sclk_tx_adc,
+ input sdo_tx_adc,
+ output sdi_tx_adc,
+
+ output sen_tx_dac,
+ output sclk_tx_dac,
+ output sdi_tx_dac,
+
+ inout [15:0] io_tx,
+
+ // RX DBoard
+ output sen_rx_db,
+ output sclk_rx_db,
+ input sdo_rx_db,
+ output sdi_rx_db,
+
+ output sen_rx_adc,
+ output sclk_rx_adc,
+ input sdo_rx_adc,
+ output sdi_rx_adc,
+
+ output sen_rx_dac,
+ output sclk_rx_dac,
+ output sdi_rx_dac,
+
+ inout [15:0] io_rx
+ );
+
+ assign cpld_init_b = 0;
+ // FPGA-specific pins connections
+ wire clk_fpga, dsp_clk, clk_div, dcm_out, wb_clk, clock_ready;
+ wire clk90, clk180, clk270;
+
+ // reset the watchdog continuously
+ reg [15:0] wd;
+ wire config_success;
+
+ always @(posedge wb_clk)
+ if(~config_success)
+ wd <= 0;
+ else
+ wd <= wd + 1;
+ assign WDI = wd[15];
+
+ wire clk_fpga_unbuf;
+
+ IBUFGDS clk_fpga_pin (.O(clk_fpga_unbuf),.I(clk_fpga_p),.IB(clk_fpga_n));
+ BUFG clk_fpga_BUF (.O(clk_fpga),.I(clk_fpga_unbuf));
+
+ defparam clk_fpga_pin.IOSTANDARD = "LVPECL_25";
+
+ wire cpld_clock_buf;
+ BUFG cpld_clock_BUF (.O(cpld_clock_buf),.I(cpld_clock));
+
+ wire exp_time_in;
+ IBUFDS exp_time_in_pin (.O(exp_time_in),.I(exp_time_in_p),.IB(exp_time_in_n));
+ defparam exp_time_in_pin.IOSTANDARD = "LVDS_25";
+
+ wire exp_time_out;
+ OBUFDS exp_time_out_pin (.O(exp_time_out_p),.OB(exp_time_out_n),.I(exp_time_out));
+ defparam exp_time_out_pin.IOSTANDARD = "LVDS_25";
+
+ reg [5:0] clock_ready_d;
+ always @(posedge clk_fpga)
+ clock_ready_d[5:0] <= {clock_ready_d[4:0],clock_ready};
+ wire dcm_rst = ~&clock_ready_d & |clock_ready_d;
+
+ wire adc_on_a, adc_on_b, adc_oe_a, adc_oe_b;
+ assign adc_oen_a = ~adc_oe_a;
+ assign adc_oen_b = ~adc_oe_b;
+ assign adc_pdn_a = ~adc_on_a;
+ assign adc_pdn_b = ~adc_on_b;
+
+ reg [13:0] adc_a_reg1, adc_b_reg1, adc_a_reg2, adc_b_reg2;
+ reg adc_ovf_a_reg1, adc_ovf_a_reg2, adc_ovf_b_reg1, adc_ovf_b_reg2;
+
+ // ADC A and B are swapped in schematic to facilitate clean layout
+ always @(posedge dsp_clk)
+ begin
+ adc_a_reg1 <= adc_b;
+ adc_b_reg1 <= adc_a;
+ adc_ovf_a_reg1 <= adc_ovf_b;
+ adc_ovf_b_reg1 <= adc_ovf_a;
+ end
+
+ always @(posedge dsp_clk)
+ begin
+ adc_a_reg2 <= adc_a_reg1;
+ adc_b_reg2 <= adc_b_reg1;
+ adc_ovf_a_reg2 <= adc_ovf_a_reg1;
+ adc_ovf_b_reg2 <= adc_ovf_b_reg1;
+ end // always @ (posedge dsp_clk)
+
+ // Handle Clocks
+ DCM DCM_INST (.CLKFB(dsp_clk),
+ .CLKIN(clk_fpga),
+ .DSSEN(0),
+ .PSCLK(0),
+ .PSEN(0),
+ .PSINCDEC(0),
+ .RST(dcm_rst),
+ .CLKDV(clk_div),
+ .CLKFX(),
+ .CLKFX180(),
+ .CLK0(dcm_out),
+ .CLK2X(),
+ .CLK2X180(),
+ .CLK90(clk90),
+ .CLK180(clk180),
+ .CLK270(clk270),
+ .LOCKED(LOCKED_OUT),
+ .PSDONE(),
+ .STATUS());
+ defparam DCM_INST.CLK_FEEDBACK = "1X";
+ defparam DCM_INST.CLKDV_DIVIDE = 2.0;
+ defparam DCM_INST.CLKFX_DIVIDE = 1;
+ defparam DCM_INST.CLKFX_MULTIPLY = 4;
+ defparam DCM_INST.CLKIN_DIVIDE_BY_2 = "FALSE";
+ defparam DCM_INST.CLKIN_PERIOD = 10.000;
+ defparam DCM_INST.CLKOUT_PHASE_SHIFT = "NONE";
+ defparam DCM_INST.DESKEW_ADJUST = "SYSTEM_SYNCHRONOUS";
+ defparam DCM_INST.DFS_FREQUENCY_MODE = "LOW";
+ defparam DCM_INST.DLL_FREQUENCY_MODE = "LOW";
+ defparam DCM_INST.DUTY_CYCLE_CORRECTION = "TRUE";
+ defparam DCM_INST.FACTORY_JF = 16'h8080;
+ defparam DCM_INST.PHASE_SHIFT = 0;
+ defparam DCM_INST.STARTUP_WAIT = "FALSE";
+
+ BUFG dspclk_BUFG (.I(dcm_out), .O(dsp_clk));
+ BUFG wbclk_BUFG (.I(clk_div), .O(wb_clk));
+
+ // I2C -- Don't use external transistors for open drain, the FPGA implements this
+ IOBUF scl_pin(.O(scl_pad_i), .IO(SCL), .I(scl_pad_o), .T(scl_pad_oen_o));
+ IOBUF sda_pin(.O(sda_pad_i), .IO(SDA), .I(sda_pad_o), .T(sda_pad_oen_o));
+
+ // LEDs are active low outputs
+ wire [5:0] leds_int;
+ assign leds = 6'b011111 ^ leds_int; // all except eth are active-low
+
+ // SPI
+ wire miso, mosi, sclk_int;
+ assign {sclk,sdi} = (~sen_clk | ~sen_dac) ? {sclk_int,mosi} : 2'b0;
+ assign {sclk_tx_db,sdi_tx_db} = ~sen_tx_db ? {sclk_int,mosi} : 2'b0;
+ assign {sclk_tx_dac,sdi_tx_dac} = ~sen_tx_dac ? {sclk_int,mosi} : 2'b0;
+ assign {sclk_tx_adc,sdi_tx_adc} = ~sen_tx_adc ? {sclk_int,mosi} : 2'b0;
+ assign {sclk_rx_db,sdi_rx_db} = ~sen_rx_db ? {sclk_int,mosi} : 2'b0;
+ assign {sclk_rx_dac,sdi_rx_dac} = ~sen_rx_dac ? {sclk_int,mosi} : 2'b0;
+ assign {sclk_rx_adc,sdi_rx_adc} = ~sen_rx_adc ? {sclk_int,mosi} : 2'b0;
+
+ assign miso = (~sen_clk & sdo) | (~sen_dac & sdo) |
+ (~sen_tx_db & sdo_tx_db) | (~sen_tx_adc & sdo_tx_adc) |
+ (~sen_rx_db & sdo_rx_db) | (~sen_rx_adc & sdo_rx_adc);
+
+ wire GMII_TX_EN_unreg, GMII_TX_ER_unreg;
+ wire [7:0] GMII_TXD_unreg;
+ wire GMII_GTX_CLK_int;
+
+ always @(posedge GMII_GTX_CLK_int)
+ begin
+ GMII_TX_EN <= GMII_TX_EN_unreg;
+ GMII_TX_ER <= GMII_TX_ER_unreg;
+ GMII_TXD <= GMII_TXD_unreg;
+ end
+
+ OFDDRRSE OFDDRRSE_gmii_inst
+ (.Q(GMII_GTX_CLK), // Data output (connect directly to top-level port)
+ .C0(GMII_GTX_CLK_int), // 0 degree clock input
+ .C1(~GMII_GTX_CLK_int), // 180 degree clock input
+ .CE(1), // Clock enable input
+ .D0(0), // Posedge data input
+ .D1(1), // Negedge data input
+ .R(0), // Synchronous reset input
+ .S(0) // Synchronous preset input
+ );
+
+ wire ser_tklsb_unreg, ser_tkmsb_unreg;
+ wire [15:0] ser_t_unreg;
+ wire ser_tx_clk_int;
+
+ always @(posedge ser_tx_clk_int)
+ begin
+ ser_tklsb <= ser_tklsb_unreg;
+ ser_tkmsb <= ser_tkmsb_unreg;
+ ser_t <= ser_t_unreg;
+ end
+
+ assign ser_tx_clk = clk_fpga;
+
+ reg [15:0] ser_r_int;
+ reg ser_rklsb_int, ser_rkmsb_int;
+
+ wire ser_rx_clk_buf;
+ BUFG ser_rx_clk_BUF (.O(ser_rx_clk_buf),.I(ser_rx_clk));
+ always @(posedge ser_rx_clk_buf)
+ begin
+ ser_r_int <= ser_r;
+ ser_rklsb_int <= ser_rklsb;
+ ser_rkmsb_int <= ser_rkmsb;
+ end
+
+ wire [15:0] dac_a_int, dac_b_int;
+ // DAC A and B are swapped in schematic to facilitate clean layout
+ // DAC A is also inverted in schematic to facilitate clean layout
+ always @(posedge dsp_clk) dac_a <= ~dac_b_int;
+ always @(posedge dsp_clk) dac_b <= dac_a_int;
+
+ /*
+ OFDDRRSE OFDDRRSE_serdes_inst
+ (.Q(ser_tx_clk), // Data output (connect directly to top-level port)
+ .C0(ser_tx_clk_int), // 0 degree clock input
+ .C1(~ser_tx_clk_int), // 180 degree clock input
+ .CE(1), // Clock enable input
+ .D0(0), // Posedge data input
+ .D1(1), // Negedge data input
+ .R(0), // Synchronous reset input
+ .S(0) // Synchronous preset input
+ );
+ */
+
+ wire [17:0] RAM_D_pi;
+ wire [17:0] RAM_D_po;
+ wire RAM_D_poe;
+
+ genvar i;
+
+ //
+ // Instantiate IO for Bidirectional bus to SRAM
+ //
+
+ generate
+ for (i=0;i<18;i=i+1)
+ begin : gen_RAM_D_IO
+
+ IOBUF #(
+ .DRIVE(12),
+ .IOSTANDARD("LVCMOS25"),
+ .SLEW("FAST")
+ )
+ RAM_D_i (
+ .O(RAM_D_pi[i]),
+ .I(RAM_D_po[i]),
+ .IO(RAM_D[i]),
+ .T(RAM_D_poe)
+ );
+ end // block: gen_RAM_D_IO
+ endgenerate
+
+ //
+ // DCM edits start here
+ //
+
+
+ wire RAM_CLK_buf;
+ wire clk_to_mac_buf;
+ wire clk125_ext_clk0;
+ wire clk125_ext_clk180;
+ wire clk125_ext_clk0_buf;
+ wire clk125_ext_clk180_buf;
+ wire clk125_int_buf;
+ wire clk125_int;
+
+ IBUFG clk_to_mac_buf_i1 (.I(clk_to_mac),
+ .O(clk_to_mac_buf));
+
+ DCM DCM_INST1 (.CLKFB(RAM_CLK_buf),
+ .CLKIN(clk_to_mac_buf),
+ .DSSEN(1'b0),
+ .PSCLK(1'b0),
+ .PSEN(1'b0),
+ .PSINCDEC(1'b0),
+ .RST(1'b0),
+ .CLK0(clk125_ext_clk0),
+ .CLK180(clk125_ext_clk180) );
+ defparam DCM_INST1.CLK_FEEDBACK = "1X";
+ defparam DCM_INST1.CLKDV_DIVIDE = 2.0;
+ defparam DCM_INST1.CLKFX_DIVIDE = 1;
+ defparam DCM_INST1.CLKFX_MULTIPLY = 4;
+ defparam DCM_INST1.CLKIN_DIVIDE_BY_2 = "FALSE";
+ defparam DCM_INST1.CLKIN_PERIOD = 8.000;
+ defparam DCM_INST1.CLKOUT_PHASE_SHIFT = "FIXED";
+ defparam DCM_INST1.DESKEW_ADJUST = "SYSTEM_SYNCHRONOUS";
+ defparam DCM_INST1.DFS_FREQUENCY_MODE = "LOW";
+ defparam DCM_INST1.DLL_FREQUENCY_MODE = "LOW";
+ defparam DCM_INST1.DUTY_CYCLE_CORRECTION = "TRUE";
+ defparam DCM_INST1.FACTORY_JF = 16'h8080;
+ defparam DCM_INST1.PHASE_SHIFT = -64;
+ defparam DCM_INST1.STARTUP_WAIT = "FALSE";
+
+ IBUFG RAM_CLK_buf_i1 (.I(RAM_CLK),
+ .O(RAM_CLK_buf));
+ BUFG clk125_ext_clk0_buf_i1 (.I(clk125_ext_clk0),
+ .O(clk125_ext_clk0_buf));
+ BUFG clk125_ext_clk180_buf_i1 (.I(clk125_ext_clk180),
+ .O(clk125_ext_clk180_buf));
+
+ OFDDRRSE RAM_CLK_i1 (.Q(RAM_CLK),
+ .C0(clk125_ext_clk0_buf),
+ .C1(clk125_ext_clk180_buf),
+ .CE(1'b1),
+ .D0(1'b1),
+ .D1(1'b0),
+ .R(1'b0),
+ .S(1'b0));
+
+// SRL16 dcm2_rst_i1 (.D(1'b0),
+// .CLK(clk_to_mac_buf),
+// .Q(dcm2_rst),
+// .A0(1'b1),
+// .A1(1'b1),
+// .A2(1'b1),
+// .A3(1'b1));
+ // synthesis attribute init of dcm2_rst_i1 is "000F";
+
+ DCM DCM_INST2 (.CLKFB(clk125_int_buf),
+ .CLKIN(clk_to_mac_buf),
+ .DSSEN(1'b0),
+ .PSCLK(1'b0),
+ .PSEN(1'b0),
+ .PSINCDEC(1'b0),
+ .RST(1'b0),
+ .CLK0(clk125_int));
+ defparam DCM_INST2.CLK_FEEDBACK = "1X";
+ defparam DCM_INST2.CLKDV_DIVIDE = 2.0;
+ defparam DCM_INST2.CLKFX_DIVIDE = 1;
+ defparam DCM_INST2.CLKFX_MULTIPLY = 4;
+ defparam DCM_INST2.CLKIN_DIVIDE_BY_2 = "FALSE";
+ defparam DCM_INST2.CLKIN_PERIOD = 8.000;
+ defparam DCM_INST2.CLKOUT_PHASE_SHIFT = "NONE";
+ defparam DCM_INST2.DESKEW_ADJUST = "SYSTEM_SYNCHRONOUS";
+ defparam DCM_INST2.DFS_FREQUENCY_MODE = "LOW";
+ defparam DCM_INST2.DLL_FREQUENCY_MODE = "LOW";
+ defparam DCM_INST2.DUTY_CYCLE_CORRECTION = "TRUE";
+ defparam DCM_INST2.FACTORY_JF = 16'h8080;
+ defparam DCM_INST2.PHASE_SHIFT = 0;
+ defparam DCM_INST2.STARTUP_WAIT = "FALSE";
+
+ BUFG clk125_int_buf_i1 (.I(clk125_int),
+ .O(clk125_int_buf));
+
+ //
+ // DCM edits end here
+ //
+
+
+ u2_core
+ u2_core(.dsp_clk (dsp_clk),
+ .wb_clk (wb_clk),
+ .clock_ready (clock_ready),
+ .clk_to_mac (clk125_int_buf),
+ .pps_in (pps_in),
+ .leds (leds_int),
+ .debug (debug[31:0]),
+ .debug_clk (debug_clk[1:0]),
+ .exp_time_in (exp_time_in),
+ .exp_time_out (exp_time_out),
+ .GMII_COL (GMII_COL),
+ .GMII_CRS (GMII_CRS),
+ .GMII_TXD (GMII_TXD_unreg[7:0]),
+ .GMII_TX_EN (GMII_TX_EN_unreg),
+ .GMII_TX_ER (GMII_TX_ER_unreg),
+ .GMII_GTX_CLK (GMII_GTX_CLK_int),
+ .GMII_TX_CLK (GMII_TX_CLK),
+ .GMII_RXD (GMII_RXD[7:0]),
+ .GMII_RX_CLK (GMII_RX_CLK),
+ .GMII_RX_DV (GMII_RX_DV),
+ .GMII_RX_ER (GMII_RX_ER),
+ .MDIO (MDIO),
+ .MDC (MDC),
+ .PHY_INTn (PHY_INTn),
+ .PHY_RESETn (PHY_RESETn),
+ .ser_enable (ser_enable),
+ .ser_prbsen (ser_prbsen),
+ .ser_loopen (ser_loopen),
+ .ser_rx_en (ser_rx_en),
+ .ser_tx_clk (ser_tx_clk_int),
+ .ser_t (ser_t_unreg[15:0]),
+ .ser_tklsb (ser_tklsb_unreg),
+ .ser_tkmsb (ser_tkmsb_unreg),
+ .ser_rx_clk (ser_rx_clk_buf),
+ .ser_r (ser_r_int[15:0]),
+ .ser_rklsb (ser_rklsb_int),
+ .ser_rkmsb (ser_rkmsb_int),
+ .cpld_start (cpld_start),
+ .cpld_mode (cpld_mode),
+ .cpld_done (cpld_done),
+ .cpld_din (cpld_din),
+ .cpld_clk (cpld_clk),
+ .cpld_detached (cpld_detached),
+ .cpld_misc (cpld_misc),
+ .cpld_init_b (cpld_init_b),
+ .por (~POR),
+ .config_success (config_success),
+ .adc_a (adc_a_reg2),
+ .adc_ovf_a (adc_ovf_a_reg2),
+ .adc_on_a (adc_on_a),
+ .adc_oe_a (adc_oe_a),
+ .adc_b (adc_b_reg2),
+ .adc_ovf_b (adc_ovf_b_reg2),
+ .adc_on_b (adc_on_b),
+ .adc_oe_b (adc_oe_b),
+ .dac_a (dac_a_int),
+ .dac_b (dac_b_int),
+ .scl_pad_i (scl_pad_i),
+ .scl_pad_o (scl_pad_o),
+ .scl_pad_oen_o (scl_pad_oen_o),
+ .sda_pad_i (sda_pad_i),
+ .sda_pad_o (sda_pad_o),
+ .sda_pad_oen_o (sda_pad_oen_o),
+ .clk_en (clk_en[1:0]),
+ .clk_sel (clk_sel[1:0]),
+ .clk_func (clk_func),
+ .clk_status (clk_status),
+ .sclk (sclk_int),
+ .mosi (mosi),
+ .miso (miso),
+ .sen_clk (sen_clk),
+ .sen_dac (sen_dac),
+ .sen_tx_db (sen_tx_db),
+ .sen_tx_adc (sen_tx_adc),
+ .sen_tx_dac (sen_tx_dac),
+ .sen_rx_db (sen_rx_db),
+ .sen_rx_adc (sen_rx_adc),
+ .sen_rx_dac (sen_rx_dac),
+ .io_tx (io_tx[15:0]),
+ .io_rx (io_rx[15:0]),
+ .RAM_D_pi (RAM_D_pi),
+ .RAM_D_po (RAM_D_po),
+ .RAM_D_poe (RAM_D_poe),
+ .RAM_A (RAM_A),
+ .RAM_CE1n (RAM_CE1n),
+ .RAM_CENn (RAM_CENn),
+ // .RAM_CLK (RAM_CLK),
+ .RAM_WEn (RAM_WEn),
+ .RAM_OEn (RAM_OEn),
+ .RAM_LDn (RAM_LDn),
+ .uart_tx_o (uart_tx_o),
+ .uart_rx_i (uart_rx_i),
+ .uart_baud_o (),
+ .sim_mode (1'b0),
+ .clock_divider (2)
+ );
+
+endmodule // u2_rev2
diff --git a/fpga/usrp2/top/extract_usage.py b/fpga/usrp2/top/extract_usage.py
new file mode 100755
index 000000000..55fbf384c
--- /dev/null
+++ b/fpga/usrp2/top/extract_usage.py
@@ -0,0 +1,60 @@
+#!/usr/bin/env python
+#
+# Copyright 2012 Ettus Research LLC
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+import os
+import sys
+
+ALL_MAP_FILES = """\
+./N2x0/build-N210R4/u2plus_map.map N210
+./N2x0/build-N200R4/u2plus_map.map N200
+./USRP2/build/u2_rev3_map.map USRP2
+./E1x0/build-E100/u1e_map.map E100
+./E1x0/build-E110/u1e_map.map E110
+./B100/build-B100/B100_map.map B100
+"""
+
+def extract_map_from_file(path):
+ output = ''
+ found = False
+ for line in open(path).readlines():
+ if line.strip() == 'Mapping completed.': found = False
+ if line.strip() == 'Logic Utilization:': found = True
+ if found: output += line
+ return output
+
+def extract_maps():
+ output = ''
+ for line in ALL_MAP_FILES.splitlines():
+ path, name = line.split()
+ if not os.path.exists(path):
+ print 'DNE ', path, ' skipping...'
+ output += """
+
+
+
+########################################################################
+## %s Usage Summary
+########################################################################
+
+%s"""%(name, extract_map_from_file(path).strip())
+ return output + '\n\n'
+
+if __name__ == '__main__':
+ summary = extract_maps()
+ if len(sys.argv) == 1: print summary
+ else: open(sys.argv[1], 'w').write(summary)
diff --git a/fpga/usrp2/top/python/check_inout.py b/fpga/usrp2/top/python/check_inout.py
new file mode 100755
index 000000000..ff371d378
--- /dev/null
+++ b/fpga/usrp2/top/python/check_inout.py
@@ -0,0 +1,62 @@
+#!/usr/bin/env python
+#
+# Copyright 2010 Ettus Research LLC
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+# Description:
+# generates a list of inputs and outputs from the top-level Verilog file and cross-references them to the .ucf.
+# outputs errors for pins that aren't found in the UCF, checks for capitalization errors and other common mistakes
+
+import sys
+import re
+
+if __name__=='__main__':
+ if len(sys.argv) == 2:
+ print "Usage: %s <top level Verilog file> <pin definition UCF>"
+ sys.exit(-1)
+
+ verilog_filename = sys.argv[1]
+ ucf_filename = sys.argv[2]
+
+ verilog_file = open(verilog_filename, 'r')
+ ucf_file = open(ucf_filename, 'r')
+
+ verilog_iolist = list()
+ ucf_iolist = list()
+
+ #read in all input, inout, and output declarations and compile a list
+ for line in verilog_file:
+ for match in re.findall(r"(?:input|inout|output) (?:reg )*(?:\[.*\] )*(\w+)", line.split("//")[0]):
+ verilog_iolist.append(match)
+
+ for line in ucf_file:
+ m = re.search(r"""NET "(\w+).*" """, line.split("#")[0])
+ if m is not None:
+ ucf_iolist.append(m.group(1))
+
+ #now find corresponding matches and error when you don't find one
+ #we search for .v defs without matching .ucf defs since the reverse isn't necessarily a problem
+ err = False
+
+ for item in verilog_iolist:
+ if item not in ucf_iolist:
+ print "Error: %s appears in the top-level Verilog file, but is not in the UCF definition file!" % item
+ err = True
+
+ if err:
+ sys.exit(-1)
+
+ print "No errors found."
+ sys.exit(0)
diff --git a/fpga/usrp2/top/python/check_timing.py b/fpga/usrp2/top/python/check_timing.py
new file mode 100755
index 000000000..0c5918096
--- /dev/null
+++ b/fpga/usrp2/top/python/check_timing.py
@@ -0,0 +1,33 @@
+#!/usr/bin/env python
+#
+# Copyright 2011 Ettus Research LLC
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+import sys
+import re
+
+def print_timing_constraint_summary(twr_file):
+ output = ""
+ keep = False
+ done = False
+ for line in open(twr_file).readlines():
+ if 'Derived Constraint Report' in line: keep = True
+ if 'constraint' in line and 'met' in line: done = True
+ if not keep and done: keep = True
+ if keep: output += line
+ if done: break
+ print("\n\n"+output)
+
+if __name__=='__main__': map(print_timing_constraint_summary, sys.argv[1:])
diff --git a/fpga/usrp2/top/tcl/ise_helper.tcl b/fpga/usrp2/top/tcl/ise_helper.tcl
new file mode 100644
index 000000000..c5ceded1b
--- /dev/null
+++ b/fpga/usrp2/top/tcl/ise_helper.tcl
@@ -0,0 +1,94 @@
+#
+# Copyright 2008 Ettus Research LLC
+#
+# GNU Radio is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+#
+# GNU Radio is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GNU Radio; see the file COPYING. If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+#
+
+proc set_props {process options} {
+ if ![string compare $options ""] {
+ return
+ }
+ set state 1
+ foreach opt $options {
+ if $state {
+ set key $opt
+ set state 0
+ } else {
+ puts ">>> Setting: $process\[$key\] = $opt"
+ if ![string compare $process "Project"] {
+ project set $key $opt
+ } else {
+ project set $key $opt -process $process
+ }
+ set state 1
+ }
+ }
+}
+
+if [file isfile $env(ISE_FILE)] {
+ puts ">>> Opening project: $env(ISE_FILE)"
+ project open $env(ISE_FILE)
+} else {
+ puts ">>> Creating project: $env(ISE_FILE)"
+ project new $env(ISE_FILE)
+
+ ##################################################
+ # Set the project properties
+ ##################################################
+ set_props "Project" $env(PROJECT_PROPERTIES)
+
+ ##################################################
+ # Add the sources
+ ##################################################
+ foreach source $env(SOURCES) {
+ puts ">>> Adding source to project: $source"
+ xfile add $source
+ }
+
+ ##################################################
+ # Add the custom sources
+ ##################################################
+ foreach source $env(CUSTOM_SRCS) {
+ puts ">>> Adding custom source to project: $source"
+ xfile add $source -include_global
+ }
+
+ ##################################################
+ # Set the top level module
+ ##################################################
+ project set top $env(TOP_MODULE)
+
+ ##################################################
+ # Set the process properties
+ ##################################################
+ set_props "Synthesize - XST" $env(SYNTHESIZE_PROPERTIES)
+ set_props "Translate" $env(TRANSLATE_PROPERTIES)
+ set_props "Map" $env(MAP_PROPERTIES)
+ set_props "Place & Route" $env(PLACE_ROUTE_PROPERTIES)
+ set_props "Generate Post-Place & Route Static Timing" $env(STATIC_TIMING_PROPERTIES)
+ set_props "Generate Programming File" $env(GEN_PROG_FILE_PROPERTIES)
+ set_props "Generate Post-Place & Route Simulation Model" $env(SIM_MODEL_PROPERTIES)
+}
+
+if [string compare [lindex $argv 0] ""] {
+ puts ">>> Running Process: [lindex $argv 0]"
+ process run [lindex $argv 0]
+}
+
+project close
+exit
+
+