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-rw-r--r--usrp2/top/.gitignore1
-rw-r--r--usrp2/top/u1e/.gitignore6
-rw-r--r--usrp2/top/u1e/Makefile101
-rw-r--r--usrp2/top/u1e/README4
-rw-r--r--usrp2/top/u1e/cmdfile20
-rw-r--r--usrp2/top/u1e/make.sim7
-rw-r--r--usrp2/top/u1e/tb_u1e.v41
-rw-r--r--usrp2/top/u1e/timing.ucf13
-rw-r--r--usrp2/top/u1e/u1e.ucf259
-rw-r--r--usrp2/top/u1e/u1e.v141
-rw-r--r--usrp2/top/u1e/u1e_core.v459
-rw-r--r--usrp2/top/u1e_ethdebug/.gitignore6
-rw-r--r--usrp2/top/u1e_ethdebug/Makefile83
-rw-r--r--usrp2/top/u1e_ethdebug/u1e.ucf88
-rw-r--r--usrp2/top/u1e_ethdebug/u1e.v28
-rw-r--r--usrp2/top/u1e_passthru/.gitignore1
-rw-r--r--usrp2/top/u1e_passthru/Makefile99
-rw-r--r--usrp2/top/u1e_passthru/passthru.ucf6
-rw-r--r--usrp2/top/u1e_passthru/passthru.v18
19 files changed, 1381 insertions, 0 deletions
diff --git a/usrp2/top/.gitignore b/usrp2/top/.gitignore
index bf1b77066..0d90f1698 100644
--- a/usrp2/top/.gitignore
+++ b/usrp2/top/.gitignore
@@ -1 +1,2 @@
/*.sav
+build*
diff --git a/usrp2/top/u1e/.gitignore b/usrp2/top/u1e/.gitignore
new file mode 100644
index 000000000..8d872713e
--- /dev/null
+++ b/usrp2/top/u1e/.gitignore
@@ -0,0 +1,6 @@
+*~
+build
+*.log
+*.cmd
+tb_u1e
+*.lxt
diff --git a/usrp2/top/u1e/Makefile b/usrp2/top/u1e/Makefile
new file mode 100644
index 000000000..3cb9fd8f3
--- /dev/null
+++ b/usrp2/top/u1e/Makefile
@@ -0,0 +1,101 @@
+#
+# Copyright 2008 Ettus Research LLC
+#
+
+##################################################
+# Project Setup
+##################################################
+TOP_MODULE = u1e
+BUILD_DIR = $(abspath build$(ISE))
+
+##################################################
+# 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 ../../extram/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
+
+TRANSLATE_PROPERTIES = \
+"Macro Search Path" "$(shell pwd)/../../coregen/"
+
+MAP_PROPERTIES = \
+"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/usrp2/top/u1e/README b/usrp2/top/u1e/README
new file mode 100644
index 000000000..14c7a4955
--- /dev/null
+++ b/usrp2/top/u1e/README
@@ -0,0 +1,4 @@
+
+make clean
+make sim
+./tb_u1e -lxt2
diff --git a/usrp2/top/u1e/cmdfile b/usrp2/top/u1e/cmdfile
new file mode 100644
index 000000000..291c723b8
--- /dev/null
+++ b/usrp2/top/u1e/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/usrp2/top/u1e/make.sim b/usrp2/top/u1e/make.sim
new file mode 100644
index 000000000..1c163884c
--- /dev/null
+++ b/usrp2/top/u1e/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/usrp2/top/u1e/tb_u1e.v b/usrp2/top/u1e/tb_u1e.v
new file mode 100644
index 000000000..5fc8134fb
--- /dev/null
+++ b/usrp2/top/u1e/tb_u1e.v
@@ -0,0 +1,41 @@
+`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/usrp2/top/u1e/timing.ucf b/usrp2/top/u1e/timing.ucf
new file mode 100644
index 000000000..8df28c9d3
--- /dev/null
+++ b/usrp2/top/u1e/timing.ucf
@@ -0,0 +1,13 @@
+
+NET "CLK_FPGA_P" TNM_NET = "CLK_FPGA_P";
+TIMESPEC "TS_clk_fpga_p" = PERIOD "CLK_FPGA_P" 15625 ps HIGH 50 %;
+
+
+
+
+#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/usrp2/top/u1e/u1e.ucf b/usrp2/top/u1e/u1e.ucf
new file mode 100644
index 000000000..0c487a601
--- /dev/null
+++ b/usrp2/top/u1e/u1e.ucf
@@ -0,0 +1,259 @@
+
+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" ;
+
+## 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/usrp2/top/u1e/u1e.v b/usrp2/top/u1e/u1e.v
new file mode 100644
index 000000000..445b14a03
--- /dev/null
+++ b/usrp2/top/u1e/u1e.v
@@ -0,0 +1,141 @@
+`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,
+
+ // 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,
+
+ output overo_gpio144, output overo_gpio145, output overo_gpio146, output overo_gpio147, // Fifo controls
+ input overo_gpio0, input overo_gpio14, input overo_gpio21, input overo_gpio22, // Misc GPIO
+ input overo_gpio23, input overo_gpio64, input overo_gpio65, input overo_gpio127, // Misc GPIO
+ input overo_gpio128, input overo_gpio163, input overo_gpio170, input overo_gpio176, // 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, clk_fpga_in;
+
+ IBUFGDS #(.IOSTANDARD("LVDS_33"), .DIFF_TERM("TRUE"))
+ clk_fpga_pin (.O(clk_fpga_in),.I(CLK_FPGA_P),.IB(CLK_FPGA_N));
+
+ wire clk_2x, dcm_rst, dcm_locked, clk_fb;
+ DCM #(.CLK_FEEDBACK ( "1X" ),
+ .CLKDV_DIVIDE ( 2 ),
+ .CLKFX_DIVIDE ( 2 ),
+ .CLKFX_MULTIPLY ( 2 ),
+ .CLKIN_DIVIDE_BY_2 ( "FALSE" ),
+ .CLKIN_PERIOD ( 15.625 ),
+ .CLKOUT_PHASE_SHIFT ( "NONE" ),
+ .DESKEW_ADJUST ( "SYSTEM_SYNCHRONOUS" ),
+ .DFS_FREQUENCY_MODE ( "LOW" ),
+ .DLL_FREQUENCY_MODE ( "LOW" ),
+ .DUTY_CYCLE_CORRECTION ( "TRUE" ),
+ .FACTORY_JF ( 16'h8080 ),
+ .PHASE_SHIFT ( 0 ),
+ .STARTUP_WAIT ( "FALSE" ))
+ clk_doubler (.CLKFB(clk_fb), .CLKIN(clk_fpga_in), .RST(dcm_rst),
+ .DSSEN(0), .PSCLK(0), .PSEN(0), .PSINCDEC(0), .PSDONE(),
+ .CLKDV(), .CLKFX(), .CLKFX180(),
+ .CLK2X(), .CLK2X180(),
+ .CLK0(clk_fb), .CLK90(clk_fpga), .CLK180(), .CLK270(),
+ .LOCKED(dcm_locked), .STATUS());
+
+ // /////////////////////////////////////////////////////////////////////////
+ // 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;
+ assign miso = (~db_sen_tx & db_miso_tx) | (~db_sen_rx & db_miso_rx) |
+ (~sen_codec & miso_codec) | (~cgen_sen_b & cgen_miso);
+
+ // /////////////////////////////////////////////////////////////////////////
+ // 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), .tx_underrun(overo_gpio145),
+ .rx_have_data(overo_gpio146), .rx_overrun(overo_gpio147),
+ .io_tx(io_tx), .io_rx(io_rx),
+ .tx_i(tx_i), .tx_q(tx_q),
+ .rx_i(DA), .rx_q(DB),
+ .misc_gpio( {{overo_gpio128,overo_gpio163,overo_gpio170,overo_gpio176},
+ {overo_gpio0,overo_gpio14,overo_gpio21,overo_gpio22},
+ {overo_gpio23,overo_gpio64,overo_gpio65,overo_gpio127}}),
+ .pps_in(PPS_IN) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Local Debug
+ // assign debug_clk = {clk_fpga, clk_2x };
+ // assign debug = { TXSYNC, TXBLANK, TX };
+
+endmodule // u1e
diff --git a/usrp2/top/u1e/u1e_core.v b/usrp2/top/u1e/u1e_core.v
new file mode 100644
index 000000000..e7e798b34
--- /dev/null
+++ b/usrp2/top/u1e/u1e_core.v
@@ -0,0 +1,459 @@
+
+
+//`define LOOPBACK 1
+//`define TIMED 1
+`define DSP 1
+
+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 [7:0] 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 tx_underrun, output rx_have_data, output rx_overrun,
+ 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 [11:0] misc_gpio, input pps_in
+ );
+
+ localparam TXFIFOSIZE = 13;
+ localparam RXFIFOSIZE = 13;
+
+ localparam SR_RX_DSP = 0; // 5 regs
+ localparam SR_CLEAR_FIFO = 6; // 1 reg
+ localparam SR_RX_CTRL = 8; // 9 regs
+ localparam SR_TX_DSP = 17; // 5 regs
+ localparam SR_TX_CTRL = 24; // 2 regs
+ localparam SR_TIME64 = 28; // 4 regs
+
+ wire [7:0] COMPAT_NUM = 8'd2;
+
+ wire wb_clk = clk_fpga;
+ wire wb_rst = rst_fpga;
+
+ wire pps_int;
+ wire [63:0] vita_time;
+ reg [15:0] reg_leds, reg_cgen_ctrl, reg_test, xfer_rate;
+
+ wire [7:0] set_addr;
+ wire [31:0] set_data;
+ wire set_stb;
+
+ wire [31:0] debug_vt;
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // 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;
+ reg [15:0] tx_frame_len;
+ wire [15:0] rx_frame_len;
+ wire [7:0] rate;
+
+ wire bus_error;
+
+ wire clear_rx_int, clear_tx_int, clear_tx, clear_rx, do_clear;
+
+ setting_reg #(.my_addr(SR_CLEAR_FIFO), .width(2)) sr_clear
+ (.clk(wb_clk),.rst(wb_rst),.strobe(set_stb),.addr(set_addr),
+ .in(set_data),.out({clear_tx_int,clear_rx_int}),.changed(do_clear));
+ assign clear_tx = clear_tx_int & do_clear;
+ assign clear_rx = clear_rx_int & do_clear;
+
+ gpmc_async #(.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),
+ .bus_error(bus_error), .bus_reset(0),
+
+ .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_tx), .clear_rx(clear_rx),
+ .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_frame_len(tx_frame_len), .rx_frame_len(rx_frame_len),
+ .debug(debug_gpmc));
+
+ wire rx_sof = rx_data[32];
+ wire rx_eof = rx_data[33];
+ wire rx_src_rdy_int, rx_dst_rdy_int, tx_src_rdy_int, tx_dst_rdy_int;
+
+`ifdef LOOPBACK
+ wire [7:0] WHOAMI = 1;
+
+ fifo_cascade #(.WIDTH(36), .SIZE(12)) loopback_fifo
+ (.clk(wb_clk), .reset(wb_rst), .clear(clear_tx | clear_rx),
+ .datain(tx_data), .src_rdy_i(tx_src_rdy), .dst_rdy_o(tx_dst_rdy),
+ .dataout(rx_data), .src_rdy_o(rx_src_rdy), .dst_rdy_i(rx_dst_rdy));
+
+ assign tx_underrun = 0;
+ assign rx_overrun = 0;
+
+ wire run_tx, run_rx, strobe_tx, strobe_rx;
+`endif // LOOPBACK
+
+`ifdef TIMED
+ wire [7:0] WHOAMI = 2;
+
+ // TX side
+ wire tx_enable;
+
+ fifo_pacer tx_pacer
+ (.clk(wb_clk), .reset(wb_rst), .rate(rate), .enable(tx_enable),
+ .src1_rdy_i(tx_src_rdy), .dst1_rdy_o(tx_dst_rdy),
+ .src2_rdy_o(tx_src_rdy_int), .dst2_rdy_i(tx_dst_rdy_int),
+ .underrun(tx_underrun), .overrun());
+
+ packet_verifier32 pktver32
+ (.clk(wb_clk), .reset(wb_rst), .clear(clear_tx),
+ .data_i(tx_data), .src_rdy_i(tx_src_rdy_int), .dst_rdy_o(tx_dst_rdy_int),
+ .total(total), .crc_err(crc_err), .seq_err(seq_err), .len_err(len_err));
+
+ // RX side
+ wire rx_enable;
+
+ packet_generator32 pktgen32
+ (.clk(wb_clk), .reset(wb_rst), .clear(clear_rx),
+ .data_o(rx_data), .src_rdy_o(rx_src_rdy_int), .dst_rdy_i(rx_dst_rdy_int));
+
+ fifo_pacer rx_pacer
+ (.clk(wb_clk), .reset(wb_rst), .rate(rate), .enable(rx_enable),
+ .src1_rdy_i(rx_src_rdy_int), .dst1_rdy_o(rx_dst_rdy_int),
+ .src2_rdy_o(rx_src_rdy), .dst2_rdy_i(rx_dst_rdy),
+ .underrun(), .overrun(rx_overrun));
+
+`endif // `ifdef TIMED
+
+`ifdef DSP
+ wire [7:0] WHOAMI = 0;
+
+ wire [31:0] debug_rx_dsp, vrc_debug, vrf_debug;
+
+ // /////////////////////////////////////////////////////////////////////////
+ // DSP RX
+ wire [31:0] sample_rx, sample_tx;
+ wire strobe_rx, strobe_tx;
+ wire rx1_dst_rdy, rx1_src_rdy;
+ wire [99:0] rx1_data;
+ wire run_rx;
+ wire [35:0] vita_rx_data;
+ wire vita_rx_src_rdy, vita_rx_dst_rdy;
+
+ dsp_core_rx #(.BASE(SR_RX_DSP)) dsp_core_rx
+ (.clk(wb_clk),.rst(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .adc_a({rx_i,2'b0}),.adc_ovf_a(0),.adc_b({rx_q,2'b0}),.adc_ovf_b(0),
+ .sample(sample_rx), .run(run_rx), .strobe(strobe_rx),
+ .debug(debug_rx_dsp) );
+
+ vita_rx_control #(.BASE(SR_RX_CTRL), .WIDTH(32)) vita_rx_control
+ (.clk(wb_clk), .reset(wb_rst), .clear(clear_rx),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .vita_time(vita_time), .overrun(rx_overrun),
+ .sample(sample_rx), .run(run_rx), .strobe(strobe_rx),
+ .sample_fifo_o(rx1_data), .sample_fifo_dst_rdy_i(rx1_dst_rdy), .sample_fifo_src_rdy_o(rx1_src_rdy),
+ .debug_rx(vrc_debug));
+
+ vita_rx_framer #(.BASE(SR_RX_CTRL), .MAXCHAN(1)) vita_rx_framer
+ (.clk(wb_clk), .reset(wb_rst), .clear(clear_rx),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .sample_fifo_i(rx1_data), .sample_fifo_dst_rdy_o(rx1_dst_rdy), .sample_fifo_src_rdy_i(rx1_src_rdy),
+ .data_o(vita_rx_data), .dst_rdy_i(vita_rx_dst_rdy), .src_rdy_o(vita_rx_src_rdy),
+ .fifo_occupied(), .fifo_full(), .fifo_empty(),
+ .debug_rx(vrf_debug) );
+
+ fifo36_mux #(.prio(0)) mux_err_stream
+ (.clk(wb_clk), .reset(wb_rst), .clear(0),
+ .data0_i(vita_rx_data), .src0_rdy_i(vita_rx_src_rdy), .dst0_rdy_o(vita_rx_dst_rdy),
+ .data1_i(tx_err_data), .src1_rdy_i(tx_err_src_rdy), .dst1_rdy_o(tx_err_dst_rdy),
+ .data_o(rx_data), .src_rdy_o(rx_src_rdy), .dst_rdy_i(rx_dst_rdy));
+
+ // ///////////////////////////////////////////////////////////////////////////////////
+ // DSP TX
+
+ wire [15:0] tx_i_int, tx_q_int;
+ wire run_tx;
+
+ vita_tx_chain #(.BASE_CTRL(SR_TX_CTRL), .BASE_DSP(SR_TX_DSP),
+ .REPORT_ERROR(1), .PROT_ENG_FLAGS(0))
+ vita_tx_chain
+ (.clk(wb_clk), .reset(wb_rst),
+ .set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
+ .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),
+ .dac_a(tx_i_int),.dac_b(tx_q_int),
+ .underrun(underrun), .run(run_tx),
+ .debug(debug_vt));
+
+ assign tx_i = tx_i_int[15:2];
+ assign tx_q = tx_q_int[15:2];
+
+`else // !`ifdef DSP
+ // Dummy DSP signal generator for test purposes
+ wire [23:0] tx_i_int, tx_q_int;
+ wire [23:0] freq = {reg_test,8'd0};
+ reg [23:0] phase;
+
+ always @(posedge wb_clk)
+ phase <= phase + freq;
+
+ cordic_z24 #(.bitwidth(24)) tx_cordic
+ (.clock(wb_clk), .reset(wb_rst), .enable(1),
+ .xi(24'd2500000), .yi(24'd0), .zi(phase), .xo(tx_i_int), .yo(tx_q_int), .zo());
+
+ assign tx_i = tx_i_int[23:10];
+ assign tx_q = tx_q_int[23:10];
+`endif // !`ifdef DSP
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // 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), .s1_addr(4'h1), .s1_mask(4'hF),
+ .s2_addr(4'h2), .s2_mask(4'hF), .s3_addr(4'h3), .s3_mask(4'hF),
+ .s4_addr(4'h4), .s4_mask(4'hF), .s5_addr(4'h5), .s5_mask(4'hF),
+ .s6_addr(4'h6), .s6_mask(4'hF), .s7_addr(4'h7), .s7_mask(4'hF),
+ .s8_addr(4'h8), .s8_mask(4'hF), .s9_addr(4'h9), .s9_mask(4'hF),
+ .sa_addr(4'ha), .sa_mask(4'hF), .sb_addr(4'hb), .sb_mask(4'hF),
+ .sc_addr(4'hc), .sc_mask(4'hF), .sd_addr(4'hd), .sd_mask(4'hF),
+ .se_addr(4'he), .se_mask(4'hF), .sf_addr(4'hf), .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 s7_ack = 0;
+ assign s8_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_LEDS = 7'd0; // out
+ localparam REG_SWITCHES = 7'd2; // in
+ 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
+ localparam REG_XFER_RATE = 7'd14; // out
+ localparam REG_COMPAT = 7'd16; // in
+
+ always @(posedge wb_clk)
+ if(wb_rst)
+ begin
+ reg_leds <= 0;
+ reg_cgen_ctrl <= 2'b11;
+ reg_test <= 0;
+ tx_frame_len <= 0;
+ xfer_rate <= 0;
+ end
+ else
+ if(s0_cyc & s0_stb & s0_we)
+ case(s0_adr[6:0])
+ REG_LEDS :
+ reg_leds <= s0_dat_mosi;
+ REG_CGEN_CTRL :
+ reg_cgen_ctrl <= s0_dat_mosi;
+ REG_TEST :
+ reg_test <= s0_dat_mosi;
+ REG_TX_FRAMELEN :
+ tx_frame_len <= s0_dat_mosi;
+ REG_XFER_RATE :
+ xfer_rate <= s0_dat_mosi;
+ endcase // case (s0_adr[6:0])
+
+ assign tx_enable = xfer_rate[15];
+ assign rx_enable = xfer_rate[14];
+ assign rate = xfer_rate[7:0];
+
+ assign { debug_led[3:0] } = ~{run_rx,run_tx,reg_leds[1:0]};
+ assign { cgen_sync_b, cgen_ref_sel } = reg_cgen_ctrl;
+
+ assign s0_dat_miso = (s0_adr[6:0] == REG_LEDS) ? reg_leds :
+ (s0_adr[6:0] == REG_SWITCHES) ? { 16'd0 } :
+ (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 :
+ (s0_adr[6:0] == REG_RX_FRAMELEN) ? rx_frame_len :
+ (s0_adr[6:0] == REG_COMPAT) ? { WHOAMI, COMPAT_NUM } :
+ 16'hBEEF;
+
+ assign s0_ack = s0_stb & s0_cyc;
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // Slave 1, UART
+ // depth of 3 is 128 entries, clkdiv of 278 gives 230.4k with a 64 MHz system clock
+
+ simple_uart #(.TXDEPTH(3),.RXDEPTH(3), .CLKDIV_DEFAULT(278)) uart
+ (.clk_i(wb_clk),.rst_i(wb_rst),
+ .we_i(s1_we),.stb_i(s1_stb),.cyc_i(s1_cyc),.ack_o(s1_ack),
+ .adr_i(s1_adr[3:1]),.dat_i({16'd0,s1_dat_mosi}),.dat_o(s1_dat_miso),
+ .rx_int_o(),.tx_int_o(),
+ .tx_o(debug_txd),.rx_i(debug_rxd),.baud_o());
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // 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[4:2]),.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 -- Slave #4
+
+ wire [31:0] atr_lines;
+ wire [31:0] debug_gpio_0, debug_gpio_1;
+
+ nsgpio16LE
+ nsgpio16LE(.clk_i(wb_clk),.rst_i(wb_rst),
+ .cyc_i(s4_cyc),.stb_i(s4_stb),.adr_i(s4_adr[3:0]),.we_i(s4_we),
+ .dat_i(s4_dat_mosi),.dat_o(s4_dat_miso),.ack_o(s4_ack),
+ .atr(atr_lines),.debug_0(debug_gpio_0),.debug_1(debug_gpio_1),
+ .gpio( {io_tx,io_rx} ) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // Settings Bus -- Slave #5
+
+ // only have 32 regs, 32 bits each with current setup...
+ settings_bus_16LE #(.AWIDTH(11),.RWIDTH(11-4-2)) settings_bus_16LE
+ (.wb_clk(wb_clk),.wb_rst(wb_rst),.wb_adr_i(s5_adr),.wb_dat_i(s5_dat_mosi),
+ .wb_stb_i(s5_stb),.wb_we_i(s5_we),.wb_ack_o(s5_ack),
+ .strobe(set_stb),.addr(set_addr),.data(set_data) );
+
+ // /////////////////////////////////////////////////////////////////////////
+ // ATR Controller -- Slave #6
+
+ atr_controller16 atr_controller16
+ (.clk_i(wb_clk), .rst_i(wb_rst),
+ .adr_i(s6_adr), .sel_i(s6_sel), .dat_i(s6_dat_mosi), .dat_o(s6_dat_miso),
+ .we_i(s6_we), .stb_i(s6_stb), .cyc_i(s6_cyc), .ack_o(s6_ack),
+ .run_rx(run_rx), .run_tx(run_tx), .ctrl_lines(atr_lines));
+
+
+ // /////////////////////////////////////////////////////////////////////////
+ // VITA Timing
+
+ time_64bit #(.TICKS_PER_SEC(32'd64000000),.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), .pps_int(pps_int));
+
+ // /////////////////////////////////////////////////////////////////////////////////////
+ // Debug circuitry
+
+ assign debug_clk = { EM_CLK, clk_fpga };
+
+ assign debug = { { rx_have_data, tx_have_space, EM_NCS6, EM_NCS5, EM_NCS4, EM_NWE, EM_NOE, rx_overrun },
+ { tx_src_rdy, tx_src_rdy_int, tx_dst_rdy, tx_dst_rdy_int, rx_src_rdy, rx_src_rdy_int, rx_dst_rdy, rx_dst_rdy_int },
+ { EM_D } };
+
+ assign debug_gpio_0 = { {run_tx, strobe_tx, run_rx, strobe_rx, tx_i[11:0]},
+ {2'b00, tx_src_rdy, tx_dst_rdy, tx_q[11:0]} };
+
+ assign debug_gpio_1 = debug_vt;
+
+/*
+ assign debug_gpio_1 = { {rx_enable, rx_src_rdy, rx_dst_rdy, rx_src_rdy & ~rx_dst_rdy},
+ {tx_enable, tx_src_rdy, tx_dst_rdy, tx_dst_rdy & ~tx_src_rdy},
+ {rx_sof, rx_eof, rx_src_rdy, rx_dst_rdy, rx_data[33:32],2'b0},
+ {2'b0, bus_error, debug_gpmc[4:0] },
+ {misc_gpio[7:0]} };
+ */
+endmodule // u1e_core
diff --git a/usrp2/top/u1e_ethdebug/.gitignore b/usrp2/top/u1e_ethdebug/.gitignore
new file mode 100644
index 000000000..8d872713e
--- /dev/null
+++ b/usrp2/top/u1e_ethdebug/.gitignore
@@ -0,0 +1,6 @@
+*~
+build
+*.log
+*.cmd
+tb_u1e
+*.lxt
diff --git a/usrp2/top/u1e_ethdebug/Makefile b/usrp2/top/u1e_ethdebug/Makefile
new file mode 100644
index 000000000..751b52970
--- /dev/null
+++ b/usrp2/top/u1e_ethdebug/Makefile
@@ -0,0 +1,83 @@
+#
+# Copyright 2008 Ettus Research LLC
+#
+
+##################################################
+# Project Setup
+##################################################
+TOP_MODULE = u1e
+BUILD_DIR = $(abspath build$(ISE))
+
+##################################################
+# Include other makefiles
+##################################################
+
+include ../Makefile.common
+
+##################################################
+# 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.v \
+u1e.ucf
+
+SOURCES = $(abspath $(TOP_SRCS))
+
+##################################################
+# Process Properties
+##################################################
+SYNTHESIZE_PROPERTIES = \
+"Number of Clock Buffers" 8 \
+"Pack I/O Registers into IOBs" Yes \
+"Optimization Effort" High \
+"Optimize Instantiated Primitives" TRUE \
+"Register Balancing" Yes \
+"Use Clock Enable" Auto \
+"Use Synchronous Reset" Auto \
+"Use Synchronous Set" Auto
+
+TRANSLATE_PROPERTIES = \
+"Macro Search Path" "$(shell pwd)/../../coregen/"
+
+MAP_PROPERTIES = \
+"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/usrp2/top/u1e_ethdebug/u1e.ucf b/usrp2/top/u1e_ethdebug/u1e.ucf
new file mode 100644
index 000000000..d6a2ea4ed
--- /dev/null
+++ b/usrp2/top/u1e_ethdebug/u1e.ucf
@@ -0,0 +1,88 @@
+
+## 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" ;
+NET "overo_gpio64" LOC = "A4" ; # nRESET
+NET "overo_gpio176" LOC = "B4" ; # IRQ
+
+## 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" ;
diff --git a/usrp2/top/u1e_ethdebug/u1e.v b/usrp2/top/u1e_ethdebug/u1e.v
new file mode 100644
index 000000000..2a543a313
--- /dev/null
+++ b/usrp2/top/u1e_ethdebug/u1e.v
@@ -0,0 +1,28 @@
+`timescale 1ns / 1ps
+//////////////////////////////////////////////////////////////////////////////////
+
+//`define DCM 1
+
+module u1e
+ (output [3:0] debug_led, output [31:0] debug, output [1:0] debug_clk,
+ input debug_pb,
+
+ // GPMC
+ input EM_CLK, input [15:0] EM_D, input [10:1] EM_A,
+ input EM_WAIT0, input EM_NCS4, input EM_NCS5, input EM_NCS6, input EM_NWE, input EM_NOE,
+ input EM_NADV_ALE,
+
+ input overo_gpio64, input overo_gpio176
+ );
+
+ assign debug_clk = {EM_CLK, EM_NADV_ALE};
+
+ assign debug_led = {1'b0, EM_A[9], EM_A[8], debug_pb};
+
+ assign debug = { {overo_gpio64, overo_gpio176, EM_WAIT0, EM_NCS4, EM_NCS5, EM_NCS6, EM_NWE, EM_NOE },
+ { EM_A[10], EM_A[7:1] },
+ { EM_D[15:8] },
+ { EM_D[7:0] } };
+
+
+endmodule // u1e
diff --git a/usrp2/top/u1e_passthru/.gitignore b/usrp2/top/u1e_passthru/.gitignore
new file mode 100644
index 000000000..1b2211df0
--- /dev/null
+++ b/usrp2/top/u1e_passthru/.gitignore
@@ -0,0 +1 @@
+build*
diff --git a/usrp2/top/u1e_passthru/Makefile b/usrp2/top/u1e_passthru/Makefile
new file mode 100644
index 000000000..d1950629b
--- /dev/null
+++ b/usrp2/top/u1e_passthru/Makefile
@@ -0,0 +1,99 @@
+#
+# Copyright 2008 Ettus Research LLC
+#
+
+##################################################
+# Project Setup
+##################################################
+TOP_MODULE = passthru
+BUILD_DIR = $(abspath build$(ISE))
+
+##################################################
+# 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 ../../extram/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 = \
+passthru.v \
+passthru.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
+
+TRANSLATE_PROPERTIES = \
+"Macro Search Path" "$(shell pwd)/../../coregen/"
+
+MAP_PROPERTIES = \
+"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/usrp2/top/u1e_passthru/passthru.ucf b/usrp2/top/u1e_passthru/passthru.ucf
new file mode 100644
index 000000000..64e6f0440
--- /dev/null
+++ b/usrp2/top/u1e_passthru/passthru.ucf
@@ -0,0 +1,6 @@
+NET "overo_gpio145" LOC = "C7" ;
+NET "cgen_mosi" LOC = "E22" ;
+NET "cgen_sclk" LOC = "J19" ;
+NET "cgen_sen_b" LOC = "H20" ;
+NET "fpga_cfg_din" LOC = "W17" ;
+NET "fpga_cfg_cclk" LOC = "V17" ;
diff --git a/usrp2/top/u1e_passthru/passthru.v b/usrp2/top/u1e_passthru/passthru.v
new file mode 100644
index 000000000..12e4db017
--- /dev/null
+++ b/usrp2/top/u1e_passthru/passthru.v
@@ -0,0 +1,18 @@
+`timescale 1ns / 1ps
+//////////////////////////////////////////////////////////////////////////////////
+
+module passthru
+ (input overo_gpio145,
+ output cgen_sclk,
+ output cgen_sen_b,
+ output cgen_mosi,
+ input fpga_cfg_din,
+ input fpga_cfg_cclk
+ );
+
+ assign cgen_sclk = fpga_cfg_cclk;
+ assign cgen_sen_b = overo_gpio145;
+ assign cgen_mosi = fpga_cfg_din;
+
+
+endmodule // passthru
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-16 05:52:44 +0000