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-rwxr-xr-xinband_lib/chan_fifo_reader.v42
-rwxr-xr-xinband_lib/channel_ram.v4
-rwxr-xr-xinband_lib/packet_builder.v18
-rwxr-xr-xinband_lib/register_io.v4
-rwxr-xr-xinband_lib/rx_buffer_inband.v354
-rwxr-xr-xinband_lib/tx_buffer_inband.v45
-rwxr-xr-xmegacells/fifo_1kx16.bsf (renamed from megacells/fifo_4kx16.bsf)36
-rwxr-xr-xmegacells/fifo_1kx16.cmp (renamed from megacells/fifo_4kx16.cmp)5
-rwxr-xr-xmegacells/fifo_1kx16.inc (renamed from megacells/fifo_4kx16.inc)5
-rwxr-xr-xmegacells/fifo_1kx16.v (renamed from megacells/fifo_2k_1clk.v)48
-rwxr-xr-xmegacells/fifo_1kx16_bb.v (renamed from megacells/fifo_4kx16_bb.v)41
-rwxr-xr-xmegacells/fifo_1kx16_inst.v (renamed from megacells/fifo_2kx16_inst.v)3
-rwxr-xr-xmegacells/fifo_2kx16.bsf99
-rwxr-xr-xmegacells/fifo_2kx16.v167
-rwxr-xr-xmegacells/fifo_4kx16_dc.bsf117
-rwxr-xr-xmegacells/fifo_4kx16_dc.cmp (renamed from megacells/fifo_2kx16.cmp)14
-rwxr-xr-xmegacells/fifo_4kx16_dc.inc (renamed from megacells/fifo_2kx16.inc)12
-rwxr-xr-xmegacells/fifo_4kx16_dc.v (renamed from megacells/fifo_4kx16.v)153
-rwxr-xr-xmegacells/fifo_4kx16_dc_bb.v (renamed from megacells/fifo_2kx16_bb.v)100
-rwxr-xr-xmegacells/fifo_4kx16_dc_inst.v13
-rwxr-xr-xmegacells/fifo_4kx16_inst.v11
-rw-r--r--toplevel/usrp_inband_usb/usrp_inband_usb.qsf4
-rw-r--r--toplevel/usrp_inband_usb/usrp_inband_usb.v28
23 files changed, 621 insertions, 702 deletions
diff --git a/inband_lib/chan_fifo_reader.v b/inband_lib/chan_fifo_reader.v
index 9392bf151..a6edf2c60 100755
--- a/inband_lib/chan_fifo_reader.v
+++ b/inband_lib/chan_fifo_reader.v
@@ -1,7 +1,7 @@
module chan_fifo_reader
( reset, tx_clock, tx_strobe, adc_time, samples_format,
fifodata, pkt_waiting, rdreq, skip, tx_q, tx_i,
- underrun, tx_empty, debug, rssi, threshhold) ;
+ underrun, tx_empty, debug, rssi, threshhold, rssi_wait) ;
input wire reset ;
input wire tx_clock ;
@@ -18,6 +18,7 @@ module chan_fifo_reader
output reg tx_empty ; //cause 0 to be the output
input wire [31:0] rssi;
input wire [31:0] threshhold;
+ input wire [31:0] rssi_wait;
output wire [14:0] debug;
assign debug = {reader_state, trash, skip, timestamp[4:0], adc_time[4:0]};
@@ -41,18 +42,19 @@ module chan_fifo_reader
`define PAYLOAD 8:2
`define ENDOFBURST 27
`define STARTOFBURST 28
- `define RSSI_FLAG 15
+ `define RSSI_FLAG 26
/* State registers */
reg [2:0] reader_state;
-
+ /* Local registers */
reg [6:0] payload_len;
reg [6:0] read_len;
reg [31:0] timestamp;
reg burst;
reg trash;
reg rssi_flag;
+ reg [31:0] time_wait;
always @(posedge tx_clock)
begin
@@ -68,6 +70,7 @@ module chan_fifo_reader
tx_i <= 0;
trash <= 0;
rssi_flag <= 0;
+ time_wait <= 0;
end
else
begin
@@ -81,13 +84,14 @@ module chan_fifo_reader
* is already available to this fifo_reader when pkt_waiting is on
*/
skip <=0;
+ time_wait <= 0;
if (pkt_waiting == 1)
begin
reader_state <= HEADER;
rdreq <= 1;
underrun <= 0;
end
- else if (burst == 1)
+ if (burst == 1 && pkt_waiting == 0)
underrun <= 1;
if (tx_strobe == 1)
@@ -139,9 +143,18 @@ module chan_fifo_reader
begin
if (tx_strobe == 1)
tx_empty <= 1 ;
-
- // Let's send it
- if ((timestamp <= adc_time + `JITTER
+
+ time_wait <= time_wait + 32'd1;
+ // Outdated
+ if ((timestamp < adc_time) ||
+ (time_wait >= rssi_wait && rssi_wait != 0 && rssi_flag))
+ begin
+ trash <= 1;
+ reader_state <= IDLE;
+ skip <= 1;
+ end
+ // Let's send it
+ else if ((timestamp <= adc_time + `JITTER
&& timestamp > adc_time)
|| timestamp == 32'hFFFFFFFF)
begin
@@ -153,16 +166,11 @@ module chan_fifo_reader
else
reader_state <= WAIT;
end
+ else
+ reader_state <= WAIT;
// Wait a little bit more
- else if (timestamp > adc_time + `JITTER)
- reader_state <= WAIT;
- // Outdated
- else if (timestamp < adc_time)
- begin
- trash <= 1;
- reader_state <= IDLE;
- skip <= 1;
- end
+ //else if (timestamp > adc_time + `JITTER)
+ // reader_state <= WAIT;
end
// Wait for the transmit chain to be ready
@@ -183,7 +191,7 @@ module chan_fifo_reader
end
end
- // Send the samples to the tx_chain
+ // Send the samples to the tx_chain
SEND:
begin
reader_state <= WAITSTROBE;
diff --git a/inband_lib/channel_ram.v b/inband_lib/channel_ram.v
index 40e0efc01..60450f02d 100755
--- a/inband_lib/channel_ram.v
+++ b/inband_lib/channel_ram.v
@@ -101,8 +101,8 @@ module channel_ram
//packet_waiting is set to zero if rd_done_int is high
//because there is no guarantee that nb_packets will be pos.
- assign packet_waiting = (nb_packets != 0) & (~rd_done_int);
-
+ //assign packet_waiting = (nb_packets != 0) & (~rd_done_int);
+ assign packet_waiting = (nb_packets > 1) | ((nb_packets == 1)&(~rd_done_int));
always @(posedge txclk)
if (reset)
nb_packets <= 0;
diff --git a/inband_lib/packet_builder.v b/inband_lib/packet_builder.v
index 205293479..fbf0a656e 100755
--- a/inband_lib/packet_builder.v
+++ b/inband_lib/packet_builder.v
@@ -15,7 +15,8 @@ module packet_builder #(parameter NUM_CHAN = 1)(
output reg [15:0]fifodata,
input have_space,
input wire [31:0]rssi_0, input wire [31:0]rssi_1, input wire [31:0]rssi_2,
- input wire [31:0]rssi_3, output wire [7:0] debugbus);
+ input wire [31:0]rssi_3, output wire [7:0] debugbus,
+ input [NUM_CHAN:0] overrun, input [NUM_CHAN:0] underrun);
// States
@@ -45,12 +46,14 @@ module packet_builder #(parameter NUM_CHAN = 1)(
reg [3:0] check_next;
wire [8:0] chan_used;
wire [31:0] true_rssi;
+ wire [4:0] true_channel;
- assign debugbus = {state, chan_empty[0], chan_empty[1], check_next[0],
+ assign debugbus = {state, chan_empty[0], underrun[0], check_next[0],
have_space, rd_select[0]};
assign chan_used = chan_usedw[8:0];
assign true_rssi = (rd_select[1]) ? ((rd_select[0]) ? rssi_3:rssi_2) :
- ((rd_select[0]) ? rssi_1:rssi_0);
+ ((rd_select[0]) ? rssi_1:rssi_0);
+ assign true_channel = (check_next == 4'd0 ? 5'h1f : {1'd0, check_next - 4'd1});
always @(posedge rxclk)
begin
if (reset)
@@ -64,6 +67,7 @@ module packet_builder #(parameter NUM_CHAN = 1)(
end
else case (state)
`IDLE: begin
+ chan_rdreq <= #1 0;
if (have_space)
begin
if(~chan_empty[check_next])
@@ -89,13 +93,12 @@ module packet_builder #(parameter NUM_CHAN = 1)(
end
`HEADER2: begin
- fifodata[`CHAN] <= #1 (check_next == 4'd0 ? 5'h1f : {1'd0, check_next - 4'd1});
+ fifodata[`CHAN] <= #1 true_channel;
fifodata[`RSSI] <= #1 true_rssi[5:0];
fifodata[`BURST] <= #1 0;
fifodata[`DROPPED] <= #1 0;
- fifodata[`UNDERRUN] <= #1 0;
- fifodata[`OVERRUN] <= #1 0;
-
+ fifodata[`UNDERRUN] <= #1 (check_next == 0) ? 1'b0 : underrun[true_channel];
+ fifodata[`OVERRUN] <= #1 (check_next == 0) ? 1'b0 : overrun[true_channel];
state <= #1 `TIMESTAMP;
end
@@ -117,6 +120,7 @@ module packet_builder #(parameter NUM_CHAN = 1)(
begin
WR <= #1 0;
state <= #1 `IDLE;
+ chan_rdreq <= #1 0;
end
else if (read_length == payload_len - 4)
chan_rdreq <= #1 0;
diff --git a/inband_lib/register_io.v b/inband_lib/register_io.v
index 63a26549c..b116b3ace 100755
--- a/inband_lib/register_io.v
+++ b/inband_lib/register_io.v
@@ -2,12 +2,14 @@ module register_io
(input clk, input reset, input wire [1:0] enable, input wire [6:0] addr,
input wire [31:0] datain, output reg [31:0] dataout, output wire [15:0] debugbus,
input wire [31:0] rssi_0, input wire [31:0] rssi_1,
- input wire [31:0] rssi_2, input wire [31:0] rssi_3, output wire [31:0] threshhold);
+ input wire [31:0] rssi_2, input wire [31:0] rssi_3,
+ output wire [31:0] threshhold, output wire [31:0] rssi_wait);
reg strobe;
wire [31:0] out[7:0];
assign debugbus = {clk, enable, addr[2:0], datain[4:0], dataout[4:0]};
assign threshhold = out[1];
+ assign rssi_wait = out[2];
always @(*)
if (reset | ~enable[1])
diff --git a/inband_lib/rx_buffer_inband.v b/inband_lib/rx_buffer_inband.v
index c23ce09b7..1eaecabed 100755
--- a/inband_lib/rx_buffer_inband.v
+++ b/inband_lib/rx_buffer_inband.v
@@ -1,175 +1,179 @@
-//`include "../../firmware/include/fpga_regs_common.v"
-//`include "../../firmware/include/fpga_regs_standard.v"
-module rx_buffer_inband
- ( input usbclk,
- input bus_reset,
- input reset, // DSP side reset (used here), do not reset registers
- input reset_regs, //Only reset registers
- output [15:0] usbdata,
- input RD,
- output wire have_pkt_rdy,
- output reg rx_overrun,
- input wire [3:0] channels,
- input wire [15:0] ch_0,
- input wire [15:0] ch_1,
- input wire [15:0] ch_2,
- input wire [15:0] ch_3,
- input wire [15:0] ch_4,
- input wire [15:0] ch_5,
- input wire [15:0] ch_6,
- input wire [15:0] ch_7,
- input rxclk,
- input rxstrobe,
- input clear_status,
- input [6:0] serial_addr,
- input [31:0] serial_data,
- input serial_strobe,
- output wire [15:0] debugbus,
-
- //Connection with tx_inband
- input rx_WR,
- input [15:0] rx_databus,
- input rx_WR_done,
- output reg rx_WR_enabled,
- //signal strength
- input wire [31:0] rssi_0, input wire [31:0] rssi_1,
- input wire [31:0] rssi_2, input wire [31:0] rssi_3
- );
-
- parameter NUM_CHAN = 1;
- genvar i ;
-
- // FX2 Bug Fix
- reg [8:0] read_count;
- always @(negedge usbclk)
- if(bus_reset)
- read_count <= #1 9'd0;
- else if(RD & ~read_count[8])
- read_count <= #1 read_count + 9'd1;
- else
- read_count <= #1 RD ? read_count : 9'b0;
-
- // Time counter
- reg [31:0] adctime;
- always @(posedge rxclk)
- if (reset)
- adctime <= 0;
- else if (rxstrobe)
- adctime <= adctime + 1;
-
- // USB side fifo
- wire [11:0] rdusedw;
- wire [11:0] wrusedw;
- wire [15:0] fifodata;
- wire WR;
- wire have_space;
-
- fifo_4kx16_dc rx_usb_fifo (
- .aclr ( reset ),
- .data ( fifodata ),
- .rdclk ( ~usbclk ),
- .rdreq ( RD & ~read_count[8] ),
- .wrclk ( rxclk ),
- .wrreq ( WR ),
- .q ( usbdata ),
- .rdempty ( ),
- .rdusedw ( rdusedw ),
- .wrfull ( ),
- .wrusedw ( wrusedw ) );
-
- assign have_pkt_rdy = (rdusedw >= 12'd256);
- assign have_space = (wrusedw < 12'd760);
-
- // Rx side fifos
- wire chan_rdreq;
- wire [15:0] chan_fifodata;
- wire [9:0] chan_usedw;
- wire [NUM_CHAN:0] chan_empty;
- wire [3:0] rd_select;
- wire [NUM_CHAN:0] rx_full;
-
- packet_builder #(NUM_CHAN) rx_pkt_builer (
- .rxclk ( rxclk ),
- .reset ( reset ),
- .adctime ( adctime ),
- .channels ( 4'd1 ),
- .chan_rdreq ( chan_rdreq ),
- .chan_fifodata ( chan_fifodata ),
- .chan_empty ( chan_empty ),
- .rd_select ( rd_select ),
- .chan_usedw ( chan_usedw ),
- .WR ( WR ),
- .fifodata ( fifodata ),
- .have_space ( have_space ),
- .rssi_0(rssi_0), .rssi_1(rssi_1),
- .rssi_2(rssi_2),.rssi_3(rssi_3), .debugbus(debug));
-
- // Detect overrun
- always @(posedge rxclk)
- if(reset)
- rx_overrun <= 1'b0;
- else if(rx_full[0])
- rx_overrun <= 1'b1;
- else if(clear_status)
- rx_overrun <= 1'b0;
-
- reg [6:0] test;
- always @(posedge rxclk)
- if (reset)
- test <= 0;
- else
- test <= test + 7'd1;
-
- // TODO write this genericly
- wire [15:0]ch[NUM_CHAN:0];
- assign ch[0] = ch_0;
-
- wire cmd_empty;
- always @(posedge rxclk)
- if(reset)
- rx_WR_enabled <= 1;
- else if(cmd_empty)
- rx_WR_enabled <= 1;
- else if(rx_WR_done)
- rx_WR_enabled <= 0;
-
- wire [15:0] dataout [0:NUM_CHAN];
- wire [9:0] usedw [0:NUM_CHAN];
-
- generate for (i = 0 ; i < NUM_CHAN; i = i + 1)
- begin : generate_channel_fifos
- wire rdreq;
-
- assign rdreq = (rd_select == i) & chan_rdreq;
- assign chan_empty[i] = usedw[i] < 10'd126;
-
- fifo_2kx16 rx_chan_fifo (
- .aclr ( reset ),
- .clock ( rxclk ),
- .data ( ch[i] ),
- .rdreq ( rdreq ),
- .wrreq ( ~rx_full[i] & rxstrobe),
- .empty ( ),
- .full ( rx_full[i] ),
- .q ( dataout[i]),
- .usedw ( usedw[i] )
- );
- end
- endgenerate
- wire [7:0] debug;
- fifo_2kx16 rx_cmd_fifo (
- .aclr ( reset ),
- .clock ( rxclk ),
- .data ( rx_databus ),
- .rdreq ( (rd_select == NUM_CHAN) & chan_rdreq ),
- .wrreq ( rx_WR & rx_WR_enabled),
- .empty ( cmd_empty),
- .full ( rx_full[NUM_CHAN] ),
- .q ( dataout[NUM_CHAN]),
- .usedw ( usedw[NUM_CHAN] )
- );
- assign chan_empty[NUM_CHAN] = cmd_empty | rx_WR_enabled;
- assign chan_fifodata = dataout[rd_select];
- assign chan_usedw = usedw[rd_select];
- assign debugbus = {wrusedw, have_space, RD, read_count[8], rxclk};
-endmodule
+//`include "../../firmware/include/fpga_regs_common.v"
+//`include "../../firmware/include/fpga_regs_standard.v"
+module rx_buffer_inband
+ ( input usbclk,
+ input bus_reset,
+ input reset, // DSP side reset (used here), do not reset registers
+ input reset_regs, //Only reset registers
+ output [15:0] usbdata,
+ input RD,
+ output wire have_pkt_rdy,
+ output reg rx_overrun,
+ input wire [3:0] channels,
+ input wire [15:0] ch_0,
+ input wire [15:0] ch_1,
+ input wire [15:0] ch_2,
+ input wire [15:0] ch_3,
+ input wire [15:0] ch_4,
+ input wire [15:0] ch_5,
+ input wire [15:0] ch_6,
+ input wire [15:0] ch_7,
+ input rxclk,
+ input rxstrobe,
+ input clear_status,
+ input [6:0] serial_addr,
+ input [31:0] serial_data,
+ input serial_strobe,
+ output wire [15:0] debugbus,
+
+ //Connection with tx_inband
+ input rx_WR,
+ input [15:0] rx_databus,
+ input rx_WR_done,
+ output reg rx_WR_enabled,
+ //signal strength
+ input wire [31:0] rssi_0, input wire [31:0] rssi_1,
+ input wire [31:0] rssi_2, input wire [31:0] rssi_3,
+ input wire [1:0] tx_overrun, input wire [1:0] tx_underrun
+ );
+
+ parameter NUM_CHAN = 1;
+ genvar i ;
+
+ // FX2 Bug Fix
+ reg [8:0] read_count;
+ always @(negedge usbclk)
+ if(bus_reset)
+ read_count <= #1 9'd0;
+ else if(RD & ~read_count[8])
+ read_count <= #1 read_count + 9'd1;
+ else
+ read_count <= #1 RD ? read_count : 9'b0;
+
+ // Time counter
+ reg [31:0] adctime;
+ always @(posedge rxclk)
+ if (reset)
+ adctime <= 0;
+ else if (rxstrobe)
+ adctime <= adctime + 1;
+
+ // USB side fifo
+ wire [11:0] rdusedw;
+ wire [11:0] wrusedw;
+ wire [15:0] fifodata;
+ wire WR;
+ wire have_space;
+
+ fifo_4kx16_dc rx_usb_fifo (
+ .aclr ( reset ),
+ .data ( fifodata ),
+ .rdclk ( ~usbclk ),
+ .rdreq ( RD & ~read_count[8] ),
+ .wrclk ( rxclk ),
+ .wrreq ( WR ),
+ .q ( usbdata ),
+ .rdempty ( ),
+ .rdusedw ( rdusedw ),
+ .wrfull ( ),
+ .wrusedw ( wrusedw ) );
+
+ assign have_pkt_rdy = (rdusedw >= 12'd256);
+ assign have_space = (wrusedw < 12'd760);
+
+ // Rx side fifos
+ wire chan_rdreq;
+ wire [15:0] chan_fifodata;
+ wire [9:0] chan_usedw;
+ wire [NUM_CHAN:0] chan_empty;
+ wire [3:0] rd_select;
+ wire [NUM_CHAN:0] rx_full;
+
+ packet_builder #(NUM_CHAN) rx_pkt_builer (
+ .rxclk ( rxclk ),
+ .reset ( reset ),
+ .adctime ( adctime ),
+ .channels ( 4'd1 ),
+ .chan_rdreq ( chan_rdreq ),
+ .chan_fifodata ( chan_fifodata ),
+ .chan_empty ( chan_empty ),
+ .rd_select ( rd_select ),
+ .chan_usedw ( chan_usedw ),
+ .WR ( WR ),
+ .fifodata ( fifodata ),
+ .have_space ( have_space ),
+ .rssi_0(rssi_0), .rssi_1(rssi_1),
+ .rssi_2(rssi_2),.rssi_3(rssi_3), .debugbus(debug),
+ .overrun(tx_overrun), .underrun(tx_underrun));
+
+ // Detect overrun
+ always @(posedge rxclk)
+ if(reset)
+ rx_overrun <= 1'b0;
+ else if(rx_full[0])
+ rx_overrun <= 1'b1;
+ else if(clear_status)
+ rx_overrun <= 1'b0;
+
+ reg [6:0] test;
+ always @(posedge rxclk)
+ if (reset)
+ test <= 0;
+ else
+ test <= test + 7'd1;
+
+ // TODO write this genericly
+ wire [15:0]ch[NUM_CHAN:0];
+ assign ch[0] = ch_0;
+
+ wire cmd_empty;
+ always @(posedge rxclk)
+ if(reset)
+ rx_WR_enabled <= 1;
+ else if(cmd_empty)
+ rx_WR_enabled <= 1;
+ else if(rx_WR_done)
+ rx_WR_enabled <= 0;
+
+ wire [15:0] dataout [0:NUM_CHAN];
+ wire [9:0] usedw [0:NUM_CHAN];
+ wire empty[0:NUM_CHAN];
+
+ generate for (i = 0 ; i < NUM_CHAN; i = i + 1)
+ begin : generate_channel_fifos
+ wire rdreq;
+
+ assign rdreq = (rd_select == i) & chan_rdreq;
+ //assign chan_empty[i] = usedw[i] < 10'd126;
+ fifo_1kx16 rx_chan_fifo (
+ .aclr ( reset ),
+ .clock ( rxclk ),
+ .data ( ch[i] ),
+ .rdreq ( rdreq ),
+ .wrreq ( ~rx_full[i] & rxstrobe),
+ .empty (empty[i]),
+ .full (rx_full[i]),
+ .q ( dataout[i]),
+ .usedw ( usedw[i]),
+ .almost_empty(chan_empty[i])
+ );
+ end
+ endgenerate
+ wire [7:0] debug;
+ fifo_1kx16 rx_cmd_fifo (
+ .aclr ( reset ),
+ .clock ( rxclk ),
+ .data ( rx_databus ),
+ .rdreq ( (rd_select == NUM_CHAN) & chan_rdreq ),
+ .wrreq ( rx_WR & rx_WR_enabled),
+ .empty ( cmd_empty),
+ .full ( rx_full[NUM_CHAN] ),
+ .q ( dataout[NUM_CHAN]),
+ .usedw ( usedw[NUM_CHAN] )
+ );
+ assign chan_empty[NUM_CHAN] = cmd_empty | rx_WR_enabled;
+ assign chan_fifodata = dataout[rd_select];
+ assign chan_usedw = usedw[rd_select];
+ assign debugbus = {rxstrobe, chan_rdreq, debug,
+ rx_full[0], chan_empty[0], empty[0], have_space, RD, rxclk};
+endmodule
diff --git a/inband_lib/tx_buffer_inband.v b/inband_lib/tx_buffer_inband.v
index af7ed394a..fec9dbe31 100755
--- a/inband_lib/tx_buffer_inband.v
+++ b/inband_lib/tx_buffer_inband.v
@@ -1,18 +1,13 @@
module tx_buffer_inband
( usbclk, bus_reset, reset, usbdata, WR, have_space,
- tx_underrun, channels, tx_i_0, tx_q_0, tx_i_1, tx_q_1,
+ channels, tx_i_0, tx_q_0, tx_i_1, tx_q_1,
tx_i_2, tx_q_2, tx_i_3, tx_q_3, txclk, txstrobe,
clear_status, tx_empty, debugbus,
rx_databus, rx_WR, rx_WR_done, rx_WR_enabled, reg_io_enable,
reg_data_in, reg_data_out, reg_addr, rssi_0, rssi_1, rssi_2,
- rssi_3, threshhold
+ rssi_3, rssi_wait, threshhold, tx_underrun
);
-
- //CHAN_WIDTH is the width of the channel
- //NUM_CHAN is the number of data channel (index from 0 to NUM_CHAN-1)
- //index NUM_CHAN is reserved for command
- parameter CHAN_WIDTH = 2 ;
parameter NUM_CHAN = 2 ;
/* Debug paramters */
parameter STROBE_RATE_0 = 8'd1 ;
@@ -37,9 +32,9 @@ module tx_buffer_inband
input wire [31:0]rssi_2;
input wire [31:0]rssi_3;
input wire [31:0]threshhold;
-
+ input wire [31:0]rssi_wait;
+
output wire have_space ;
- output wire tx_underrun ;
output wire tx_empty ;
output wire [15:0] tx_i_0 ;
output wire [15:0] tx_q_0 ;
@@ -59,13 +54,14 @@ module tx_buffer_inband
output wire [31:0] reg_data_in;
output wire [6:0] reg_addr;
output wire [1:0] reg_io_enable;
+ output wire [NUM_CHAN-1:0] tx_underrun;
/* To generate channel readers */
genvar i ;
/* These will eventually be external register */
reg [31:0] adc_time ;
- wire [7:0] txstrobe_rate [CHAN_WIDTH-1:0] ;
+ wire [7:0] txstrobe_rate [NUM_CHAN-1:0] ;
wire [31:0] rssi [3:0];
assign rssi[0] = rssi_0;
assign rssi[1] = rssi_1;
@@ -82,33 +78,32 @@ module tx_buffer_inband
/* Connections between tx_usb_fifo_reader and
cnannel/command processing blocks */
wire [31:0] tx_data_bus ;
- wire [CHAN_WIDTH:0] chan_WR ;
- wire [CHAN_WIDTH:0] chan_done ;
+ wire [NUM_CHAN:0] chan_WR ;
+ wire [NUM_CHAN:0] chan_done ;
/* Connections between data block and the
FX2/TX chains */
- wire [CHAN_WIDTH:0] chan_underrun ;
- wire [CHAN_WIDTH:0] chan_txempty ;
+ wire [NUM_CHAN:0] chan_underrun ;
+ wire [NUM_CHAN:0] chan_txempty ;
/* Conections between tx_data_packet_fifo and
its reader + strobe generator */
- wire [31:0] chan_fifodata [CHAN_WIDTH:0] ;
- wire chan_pkt_waiting [CHAN_WIDTH:0] ;
- wire chan_rdreq [CHAN_WIDTH:0] ;
- wire chan_skip [CHAN_WIDTH:0] ;
- wire [CHAN_WIDTH:0] chan_have_space ;
- wire chan_txstrobe [CHAN_WIDTH-1:0] ;
+ wire [31:0] chan_fifodata [NUM_CHAN:0] ;
+ wire chan_pkt_waiting [NUM_CHAN:0] ;
+ wire chan_rdreq [NUM_CHAN:0] ;
+ wire chan_skip [NUM_CHAN:0] ;
+ wire [NUM_CHAN:0] chan_have_space ;
+ wire chan_txstrobe [NUM_CHAN-1:0] ;
wire [14:0] debug;
/* Outputs to transmit chains */
- wire [15:0] tx_i [CHAN_WIDTH-1:0] ;
- wire [15:0] tx_q [CHAN_WIDTH-1:0] ;
+ wire [15:0] tx_i [NUM_CHAN-1:0] ;
+ wire [15:0] tx_q [NUM_CHAN-1:0] ;
/* TODO: Figure out how to write this genericly */
assign have_space = chan_have_space[0] & chan_have_space[1];
assign tx_empty = chan_txempty[0] & chan_txempty[1] ;
- assign tx_underrun = chan_underrun[0] | chan_underrun[1] ;
assign tx_i_0 = chan_txempty[0] ? 16'b0 : tx_i[0] ;
assign tx_q_0 = chan_txempty[0] ? 16'b0 : tx_q[0] ;
assign tx_i_1 = chan_txempty[1] ? 16'b0 : tx_i[1] ;
@@ -153,6 +148,7 @@ module tx_buffer_inband
generate for (i = 0 ; i < NUM_CHAN; i = i + 1)
begin : generate_channel_readers
+ assign tx_underrun[i] = chan_underrun[i];
channel_ram tx_data_packet_fifo
( .reset (reset),
.txclk (txclk),
@@ -181,7 +177,8 @@ module tx_buffer_inband
.pkt_waiting (chan_pkt_waiting[i]),
.tx_empty (chan_txempty[i]),
.rssi (rssi[i]),
- .threshhold (threshhold)
+ .threshhold (threshhold),
+ .rssi_wait (rssi_wait)
);
end
diff --git a/megacells/fifo_4kx16.bsf b/megacells/fifo_1kx16.bsf
index 4d988c5e9..329be2d44 100755
--- a/megacells/fifo_4kx16.bsf
+++ b/megacells/fifo_1kx16.bsf
@@ -20,9 +20,9 @@ applicable agreement for further details.
*/
(header "symbol" (version "1.1"))
(symbol
- (rect 0 0 160 144)
- (text "fifo_4kx16" (rect 51 1 119 17)(font "Arial" (font_size 10)))
- (text "inst" (rect 8 128 25 140)(font "Arial" ))
+ (rect 0 0 160 160)
+ (text "fifo_1kx16" (rect 51 1 119 17)(font "Arial" (font_size 10)))
+ (text "inst" (rect 8 144 25 156)(font "Arial" ))
(port
(pt 0 32)
(input)
@@ -52,11 +52,11 @@ applicable agreement for further details.
(line (pt 0 96)(pt 16 96)(line_width 1))
)
(port
- (pt 0 120)
+ (pt 0 128)
(input)
(text "aclr" (rect 0 0 21 14)(font "Arial" (font_size 8)))
- (text "aclr" (rect 20 114 37 127)(font "Arial" (font_size 8)))
- (line (pt 0 120)(pt 16 120)(line_width 1))
+ (text "aclr" (rect 20 122 37 135)(font "Arial" (font_size 8)))
+ (line (pt 0 128)(pt 16 128)(line_width 1))
)
(port
(pt 160 32)
@@ -82,17 +82,25 @@ applicable agreement for further details.
(port
(pt 160 88)
(output)
- (text "usedw[11..0]" (rect 0 0 75 14)(font "Arial" (font_size 8)))
- (text "usedw[11..0]" (rect 77 82 136 95)(font "Arial" (font_size 8)))
- (line (pt 160 88)(pt 144 88)(line_width 3))
+ (text "almost_empty" (rect 0 0 77 14)(font "Arial" (font_size 8)))
+ (text "almost_empty" (rect 75 82 141 95)(font "Arial" (font_size 8)))
+ (line (pt 160 88)(pt 144 88)(line_width 1))
+ )
+ (port
+ (pt 160 104)
+ (output)
+ (text "usedw[9..0]" (rect 0 0 68 14)(font "Arial" (font_size 8)))
+ (text "usedw[9..0]" (rect 83 98 136 111)(font "Arial" (font_size 8)))
+ (line (pt 160 104)(pt 144 104)(line_width 3))
)
(drawing
- (text "16 bits x 4096 words" (rect 58 116 144 128)(font "Arial" ))
+ (text "16 bits x 1024 words" (rect 58 132 144 144)(font "Arial" ))
+ (text "almost_empty < 126" (rect 58 122 144 134)(font "Arial" ))
(line (pt 16 16)(pt 144 16)(line_width 1))
- (line (pt 144 16)(pt 144 128)(line_width 1))
- (line (pt 144 128)(pt 16 128)(line_width 1))
- (line (pt 16 128)(pt 16 16)(line_width 1))
- (line (pt 16 108)(pt 144 108)(line_width 1))
+ (line (pt 144 16)(pt 144 144)(line_width 1))
+ (line (pt 144 144)(pt 16 144)(line_width 1))
+ (line (pt 16 144)(pt 16 16)(line_width 1))
+ (line (pt 16 116)(pt 144 116)(line_width 1))
(line (pt 16 90)(pt 22 96)(line_width 1))
(line (pt 22 96)(pt 16 102)(line_width 1))
)
diff --git a/megacells/fifo_4kx16.cmp b/megacells/fifo_1kx16.cmp
index 7bc6941d7..9b2c2c0c3 100755
--- a/megacells/fifo_4kx16.cmp
+++ b/megacells/fifo_1kx16.cmp
@@ -13,7 +13,7 @@
--applicable agreement for further details.
-component fifo_4kx16
+component fifo_1kx16
PORT
(
aclr : IN STD_LOGIC ;
@@ -21,9 +21,10 @@ component fifo_4kx16
data : IN STD_LOGIC_VECTOR (15 DOWNTO 0);
rdreq : IN STD_LOGIC ;
wrreq : IN STD_LOGIC ;
+ almost_empty : OUT STD_LOGIC ;
empty : OUT STD_LOGIC ;
full : OUT STD_LOGIC ;
q : OUT STD_LOGIC_VECTOR (15 DOWNTO 0);
- usedw : OUT STD_LOGIC_VECTOR (11 DOWNTO 0)
+ usedw : OUT STD_LOGIC_VECTOR (9 DOWNTO 0)
);
end component;
diff --git a/megacells/fifo_4kx16.inc b/megacells/fifo_1kx16.inc
index db5d4f29e..0b70afe62 100755
--- a/megacells/fifo_4kx16.inc
+++ b/megacells/fifo_1kx16.inc
@@ -13,7 +13,7 @@
--applicable agreement for further details.
-FUNCTION fifo_4kx16
+FUNCTION fifo_1kx16
(
aclr,
clock,
@@ -23,8 +23,9 @@ FUNCTION fifo_4kx16
)
RETURNS (
+ almost_empty,
empty,
full,
q[15..0],
- usedw[11..0]
+ usedw[9..0]
);
diff --git a/megacells/fifo_2k_1clk.v b/megacells/fifo_1kx16.v
index 095615bb8..e22b416e5 100755
--- a/megacells/fifo_2k_1clk.v
+++ b/megacells/fifo_1kx16.v
@@ -1,10 +1,10 @@
-// megafunction wizard: %LPM_FIFO+%
+// megafunction wizard: %FIFO%
// GENERATION: STANDARD
// VERSION: WM1.0
// MODULE: scfifo
// ============================================================
-// File Name: fifo_2k_1clk.v
+// File Name: fifo_1kx16.v
// Megafunction Name(s):
// scfifo
// ============================================================
@@ -33,12 +33,13 @@
// synopsys translate_off
`timescale 1 ps / 1 ps
// synopsys translate_on
-module fifo_2k_1clk (
+module fifo_1kx16 (
aclr,
clock,
data,
rdreq,
wrreq,
+ almost_empty,
empty,
full,
q,
@@ -49,6 +50,7 @@ module fifo_2k_1clk (
input [15:0] data;
input rdreq;
input wrreq;
+ output almost_empty;
output empty;
output full;
output [15:0] q;
@@ -56,12 +58,14 @@ module fifo_2k_1clk (
wire [9:0] sub_wire0;
wire sub_wire1;
- wire [15:0] sub_wire2;
- wire sub_wire3;
+ wire sub_wire2;
+ wire [15:0] sub_wire3;
+ wire sub_wire4;
wire [9:0] usedw = sub_wire0[9:0];
wire empty = sub_wire1;
- wire [15:0] q = sub_wire2[15:0];
- wire full = sub_wire3;
+ wire almost_empty = sub_wire2;
+ wire [15:0] q = sub_wire3[15:0];
+ wire full = sub_wire4;
scfifo scfifo_component (
.rdreq (rdreq),
@@ -71,17 +75,18 @@ module fifo_2k_1clk (
.data (data),
.usedw (sub_wire0),
.empty (sub_wire1),
- .q (sub_wire2),
- .full (sub_wire3)
+ .almost_empty (sub_wire2),
+ .q (sub_wire3),
+ .full (sub_wire4)
// synopsys translate_off
,
- .almost_empty (),
.sclr (),
.almost_full ()
// synopsys translate_on
);
defparam
scfifo_component.add_ram_output_register = "OFF",
+ scfifo_component.almost_empty_value = 126,
scfifo_component.intended_device_family = "Cyclone",
scfifo_component.lpm_hint = "RAM_BLOCK_TYPE=M4K",
scfifo_component.lpm_numwords = 1024,
@@ -99,8 +104,8 @@ endmodule
// ============================================================
// CNX file retrieval info
// ============================================================
-// Retrieval info: PRIVATE: AlmostEmpty NUMERIC "0"
-// Retrieval info: PRIVATE: AlmostEmptyThr NUMERIC "-1"
+// Retrieval info: PRIVATE: AlmostEmpty NUMERIC "1"
+// Retrieval info: PRIVATE: AlmostEmptyThr NUMERIC "126"
// Retrieval info: PRIVATE: AlmostFull NUMERIC "0"
// Retrieval info: PRIVATE: AlmostFullThr NUMERIC "-1"
// Retrieval info: PRIVATE: CLOCKS_ARE_SYNCHRONIZED NUMERIC "0"
@@ -128,6 +133,7 @@ endmodule
// Retrieval info: PRIVATE: wsFull NUMERIC "1"
// Retrieval info: PRIVATE: wsUsedW NUMERIC "0"
// Retrieval info: CONSTANT: ADD_RAM_OUTPUT_REGISTER STRING "OFF"
+// Retrieval info: CONSTANT: ALMOST_EMPTY_VALUE NUMERIC "126"
// Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone"
// Retrieval info: CONSTANT: LPM_HINT STRING "RAM_BLOCK_TYPE=M4K"
// Retrieval info: CONSTANT: LPM_NUMWORDS NUMERIC "1024"
@@ -139,6 +145,7 @@ endmodule
// Retrieval info: CONSTANT: UNDERFLOW_CHECKING STRING "ON"
// Retrieval info: CONSTANT: USE_EAB STRING "ON"
// Retrieval info: USED_PORT: aclr 0 0 0 0 INPUT NODEFVAL aclr
+// Retrieval info: USED_PORT: almost_empty 0 0 0 0 OUTPUT NODEFVAL almost_empty
// Retrieval info: USED_PORT: clock 0 0 0 0 INPUT NODEFVAL clock
// Retrieval info: USED_PORT: data 0 0 16 0 INPUT NODEFVAL data[15..0]
// Retrieval info: USED_PORT: empty 0 0 0 0 OUTPUT NODEFVAL empty
@@ -155,13 +162,14 @@ endmodule
// Retrieval info: CONNECT: full 0 0 0 0 @full 0 0 0 0
// Retrieval info: CONNECT: empty 0 0 0 0 @empty 0 0 0 0
// Retrieval info: CONNECT: usedw 0 0 10 0 @usedw 0 0 10 0
+// Retrieval info: CONNECT: almost_empty 0 0 0 0 @almost_empty 0 0 0 0
// Retrieval info: CONNECT: @aclr 0 0 0 0 aclr 0 0 0 0
// Retrieval info: LIBRARY: altera_mf altera_mf.altera_mf_components.all
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2k_1clk.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2k_1clk.inc TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2k_1clk.cmp TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2k_1clk.bsf TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2k_1clk_inst.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2k_1clk_bb.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2k_1clk_waveforms.html FALSE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2k_1clk_wave*.jpg FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16.inc TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16.cmp TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16.bsf TRUE FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16_inst.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16_bb.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16_waveforms.html FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16_wave*.jpg FALSE
diff --git a/megacells/fifo_4kx16_bb.v b/megacells/fifo_1kx16_bb.v
index d41e9f090..283aada81 100755
--- a/megacells/fifo_4kx16_bb.v
+++ b/megacells/fifo_1kx16_bb.v
@@ -4,7 +4,7 @@
// MODULE: scfifo
// ============================================================
-// File Name: fifo_4kx16.v
+// File Name: fifo_1kx16.v
// Megafunction Name(s):
// scfifo
// ============================================================
@@ -28,12 +28,13 @@
//Altera or its authorized distributors. Please refer to the
//applicable agreement for further details.
-module fifo_4kx16 (
+module fifo_1kx16 (
aclr,
clock,
data,
rdreq,
wrreq,
+ almost_empty,
empty,
full,
q,
@@ -44,23 +45,24 @@ module fifo_4kx16 (
input [15:0] data;
input rdreq;
input wrreq;
+ output almost_empty;
output empty;
output full;
output [15:0] q;
- output [11:0] usedw;
+ output [9:0] usedw;
endmodule
// ============================================================
// CNX file retrieval info
// ============================================================
-// Retrieval info: PRIVATE: AlmostEmpty NUMERIC "0"
-// Retrieval info: PRIVATE: AlmostEmptyThr NUMERIC "-1"
+// Retrieval info: PRIVATE: AlmostEmpty NUMERIC "1"
+// Retrieval info: PRIVATE: AlmostEmptyThr NUMERIC "126"
// Retrieval info: PRIVATE: AlmostFull NUMERIC "0"
// Retrieval info: PRIVATE: AlmostFullThr NUMERIC "-1"
// Retrieval info: PRIVATE: CLOCKS_ARE_SYNCHRONIZED NUMERIC "0"
// Retrieval info: PRIVATE: Clock NUMERIC "0"
-// Retrieval info: PRIVATE: Depth NUMERIC "4096"
+// Retrieval info: PRIVATE: Depth NUMERIC "1024"
// Retrieval info: PRIVATE: Empty NUMERIC "1"
// Retrieval info: PRIVATE: Full NUMERIC "1"
// Retrieval info: PRIVATE: INTENDED_DEVICE_FAMILY STRING "Cyclone"
@@ -83,24 +85,26 @@ endmodule
// Retrieval info: PRIVATE: wsFull NUMERIC "1"
// Retrieval info: PRIVATE: wsUsedW NUMERIC "0"
// Retrieval info: CONSTANT: ADD_RAM_OUTPUT_REGISTER STRING "OFF"
+// Retrieval info: CONSTANT: ALMOST_EMPTY_VALUE NUMERIC "126"
// Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone"
// Retrieval info: CONSTANT: LPM_HINT STRING "RAM_BLOCK_TYPE=M4K"
-// Retrieval info: CONSTANT: LPM_NUMWORDS NUMERIC "4096"
+// Retrieval info: CONSTANT: LPM_NUMWORDS NUMERIC "1024"
// Retrieval info: CONSTANT: LPM_SHOWAHEAD STRING "OFF"
// Retrieval info: CONSTANT: LPM_TYPE STRING "scfifo"
// Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "16"
-// Retrieval info: CONSTANT: LPM_WIDTHU NUMERIC "12"
+// Retrieval info: CONSTANT: LPM_WIDTHU NUMERIC "10"
// Retrieval info: CONSTANT: OVERFLOW_CHECKING STRING "ON"
// Retrieval info: CONSTANT: UNDERFLOW_CHECKING STRING "ON"
// Retrieval info: CONSTANT: USE_EAB STRING "ON"
// Retrieval info: USED_PORT: aclr 0 0 0 0 INPUT NODEFVAL aclr
+// Retrieval info: USED_PORT: almost_empty 0 0 0 0 OUTPUT NODEFVAL almost_empty
// Retrieval info: USED_PORT: clock 0 0 0 0 INPUT NODEFVAL clock
// Retrieval info: USED_PORT: data 0 0 16 0 INPUT NODEFVAL data[15..0]
// Retrieval info: USED_PORT: empty 0 0 0 0 OUTPUT NODEFVAL empty
// Retrieval info: USED_PORT: full 0 0 0 0 OUTPUT NODEFVAL full
// Retrieval info: USED_PORT: q 0 0 16 0 OUTPUT NODEFVAL q[15..0]
// Retrieval info: USED_PORT: rdreq 0 0 0 0 INPUT NODEFVAL rdreq
-// Retrieval info: USED_PORT: usedw 0 0 12 0 OUTPUT NODEFVAL usedw[11..0]
+// Retrieval info: USED_PORT: usedw 0 0 10 0 OUTPUT NODEFVAL usedw[9..0]
// Retrieval info: USED_PORT: wrreq 0 0 0 0 INPUT NODEFVAL wrreq
// Retrieval info: CONNECT: @data 0 0 16 0 data 0 0 16 0
// Retrieval info: CONNECT: q 0 0 16 0 @q 0 0 16 0
@@ -109,14 +113,15 @@ endmodule
// Retrieval info: CONNECT: @clock 0 0 0 0 clock 0 0 0 0
// Retrieval info: CONNECT: full 0 0 0 0 @full 0 0 0 0
// Retrieval info: CONNECT: empty 0 0 0 0 @empty 0 0 0 0
-// Retrieval info: CONNECT: usedw 0 0 12 0 @usedw 0 0 12 0
+// Retrieval info: CONNECT: usedw 0 0 10 0 @usedw 0 0 10 0
+// Retrieval info: CONNECT: almost_empty 0 0 0 0 @almost_empty 0 0 0 0
// Retrieval info: CONNECT: @aclr 0 0 0 0 aclr 0 0 0 0
// Retrieval info: LIBRARY: altera_mf altera_mf.altera_mf_components.all
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16.inc TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16.cmp TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16.bsf TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_inst.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_bb.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_waveforms.html TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_wave*.jpg FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16.inc TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16.cmp TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16.bsf TRUE FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16_inst.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16_bb.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16_waveforms.html FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_1kx16_wave*.jpg FALSE
diff --git a/megacells/fifo_2kx16_inst.v b/megacells/fifo_1kx16_inst.v
index 6185c6fe6..73662dea3 100755
--- a/megacells/fifo_2kx16_inst.v
+++ b/megacells/fifo_1kx16_inst.v
@@ -1,9 +1,10 @@
-fifo_2kx16 fifo_2kx16_inst (
+fifo_1kx16 fifo_1kx16_inst (
.aclr ( aclr_sig ),
.clock ( clock_sig ),
.data ( data_sig ),
.rdreq ( rdreq_sig ),
.wrreq ( wrreq_sig ),
+ .almost_empty ( almost_empty_sig ),
.empty ( empty_sig ),
.full ( full_sig ),
.q ( q_sig ),
diff --git a/megacells/fifo_2kx16.bsf b/megacells/fifo_2kx16.bsf
deleted file mode 100755
index 1067991fb..000000000
--- a/megacells/fifo_2kx16.bsf
+++ /dev/null
@@ -1,99 +0,0 @@
-/*
-WARNING: Do NOT edit the input and output ports in this file in a text
-editor if you plan to continue editing the block that represents it in
-the Block Editor! File corruption is VERY likely to occur.
-*/
-/*
-Copyright (C) 1991-2006 Altera Corporation
-Your use of Altera Corporation's design tools, logic functions
-and other software and tools, and its AMPP partner logic
-functions, and any output files any of the foregoing
-(including device programming or simulation files), and any
-associated documentation or information are expressly subject
-to the terms and conditions of the Altera Program License
-Subscription Agreement, Altera MegaCore Function License
-Agreement, or other applicable license agreement, including,
-without limitation, that your use is for the sole purpose of
-programming logic devices manufactured by Altera and sold by
-Altera or its authorized distributors. Please refer to the
-applicable agreement for further details.
-*/
-(header "symbol" (version "1.1"))
-(symbol
- (rect 0 0 160 144)
- (text "fifo_2kx16" (rect 51 1 119 17)(font "Arial" (font_size 10)))
- (text "inst" (rect 8 128 25 140)(font "Arial" ))
- (port
- (pt 0 32)
- (input)
- (text "data[15..0]" (rect 0 0 60 14)(font "Arial" (font_size 8)))
- (text "data[15..0]" (rect 20 26 71 39)(font "Arial" (font_size 8)))
- (line (pt 0 32)(pt 16 32)(line_width 3))
- )
- (port
- (pt 0 56)
- (input)
- (text "wrreq" (rect 0 0 35 14)(font "Arial" (font_size 8)))
- (text "wrreq" (rect 20 50 45 63)(font "Arial" (font_size 8)))
- (line (pt 0 56)(pt 16 56)(line_width 1))
- )
- (port
- (pt 0 72)
- (input)
- (text "rdreq" (rect 0 0 30 14)(font "Arial" (font_size 8)))
- (text "rdreq" (rect 20 66 44 79)(font "Arial" (font_size 8)))
- (line (pt 0 72)(pt 16 72)(line_width 1))
- )
- (port
- (pt 0 96)
- (input)
- (text "clock" (rect 0 0 29 14)(font "Arial" (font_size 8)))
- (text "clock" (rect 26 90 49 103)(font "Arial" (font_size 8)))
- (line (pt 0 96)(pt 16 96)(line_width 1))
- )
- (port
- (pt 0 120)
- (input)
- (text "aclr" (rect 0 0 21 14)(font "Arial" (font_size 8)))
- (text "aclr" (rect 20 114 37 127)(font "Arial" (font_size 8)))
- (line (pt 0 120)(pt 16 120)(line_width 1))
- )
- (port
- (pt 160 32)
- (output)
- (text "q[15..0]" (rect 0 0 42 14)(font "Arial" (font_size 8)))
- (text "q[15..0]" (rect 105 26 141 39)(font "Arial" (font_size 8)))
- (line (pt 160 32)(pt 144 32)(line_width 3))
- )
- (port
- (pt 160 56)
- (output)
- (text "full" (rect 0 0 16 14)(font "Arial" (font_size 8)))
- (text "full" (rect 127 50 142 63)(font "Arial" (font_size 8)))
- (line (pt 160 56)(pt 144 56)(line_width 1))
- )
- (port
- (pt 160 72)
- (output)
- (text "empty" (rect 0 0 34 14)(font "Arial" (font_size 8)))
- (text "empty" (rect 112 66 141 79)(font "Arial" (font_size 8)))
- (line (pt 160 72)(pt 144 72)(line_width 1))
- )
- (port
- (pt 160 88)
- (output)
- (text "usedw[10..0]" (rect 0 0 75 14)(font "Arial" (font_size 8)))
- (text "usedw[10..0]" (rect 77 82 136 95)(font "Arial" (font_size 8)))
- (line (pt 160 88)(pt 144 88)(line_width 3))
- )
- (drawing
- (text "16 bits x 2048 words" (rect 58 116 144 128)(font "Arial" ))
- (line (pt 16 16)(pt 144 16)(line_width 1))
- (line (pt 144 16)(pt 144 128)(line_width 1))
- (line (pt 144 128)(pt 16 128)(line_width 1))
- (line (pt 16 128)(pt 16 16)(line_width 1))
- (line (pt 16 108)(pt 144 108)(line_width 1))
- (line (pt 16 90)(pt 22 96)(line_width 1))
- (line (pt 22 96)(pt 16 102)(line_width 1))
- )
-)
diff --git a/megacells/fifo_2kx16.v b/megacells/fifo_2kx16.v
deleted file mode 100755
index eb229769d..000000000
--- a/megacells/fifo_2kx16.v
+++ /dev/null
@@ -1,167 +0,0 @@
-// megafunction wizard: %FIFO%
-// GENERATION: STANDARD
-// VERSION: WM1.0
-// MODULE: scfifo
-
-// ============================================================
-// File Name: fifo_2kx16.v
-// Megafunction Name(s):
-// scfifo
-// ============================================================
-// ************************************************************
-// THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!
-//
-// 5.1 Build 213 01/19/2006 SP 1 SJ Web Edition
-// ************************************************************
-
-
-//Copyright (C) 1991-2006 Altera Corporation
-//Your use of Altera Corporation's design tools, logic functions
-//and other software and tools, and its AMPP partner logic
-//functions, and any output files any of the foregoing
-//(including device programming or simulation files), and any
-//associated documentation or information are expressly subject
-//to the terms and conditions of the Altera Program License
-//Subscription Agreement, Altera MegaCore Function License
-//Agreement, or other applicable license agreement, including,
-//without limitation, that your use is for the sole purpose of
-//programming logic devices manufactured by Altera and sold by
-//Altera or its authorized distributors. Please refer to the
-//applicable agreement for further details.
-
-
-// synopsys translate_off
-`timescale 1 ps / 1 ps
-// synopsys translate_on
-module fifo_2kx16 (
- aclr,
- clock,
- data,
- rdreq,
- wrreq,
- empty,
- full,
- q,
- usedw);
-
- input aclr;
- input clock;
- input [15:0] data;
- input rdreq;
- input wrreq;
- output empty;
- output full;
- output [15:0] q;
- output [10:0] usedw;
-
- wire [10:0] sub_wire0;
- wire sub_wire1;
- wire [15:0] sub_wire2;
- wire sub_wire3;
- wire [10:0] usedw = sub_wire0[10:0];
- wire empty = sub_wire1;
- wire [15:0] q = sub_wire2[15:0];
- wire full = sub_wire3;
-
- scfifo scfifo_component (
- .rdreq (rdreq),
- .aclr (aclr),
- .clock (clock),
- .wrreq (wrreq),
- .data (data),
- .usedw (sub_wire0),
- .empty (sub_wire1),
- .q (sub_wire2),
- .full (sub_wire3)
- // synopsys translate_off
- ,
- .almost_empty (),
- .sclr (),
- .almost_full ()
- // synopsys translate_on
- );
- defparam
- scfifo_component.add_ram_output_register = "OFF",
- scfifo_component.intended_device_family = "Cyclone",
- scfifo_component.lpm_hint = "RAM_BLOCK_TYPE=M4K",
- scfifo_component.lpm_numwords = 2048,
- scfifo_component.lpm_showahead = "OFF",
- scfifo_component.lpm_type = "scfifo",
- scfifo_component.lpm_width = 16,
- scfifo_component.lpm_widthu = 11,
- scfifo_component.overflow_checking = "ON",
- scfifo_component.underflow_checking = "ON",
- scfifo_component.use_eab = "ON";
-
-
-endmodule
-
-// ============================================================
-// CNX file retrieval info
-// ============================================================
-// Retrieval info: PRIVATE: AlmostEmpty NUMERIC "0"
-// Retrieval info: PRIVATE: AlmostEmptyThr NUMERIC "-1"
-// Retrieval info: PRIVATE: AlmostFull NUMERIC "0"
-// Retrieval info: PRIVATE: AlmostFullThr NUMERIC "-1"
-// Retrieval info: PRIVATE: CLOCKS_ARE_SYNCHRONIZED NUMERIC "0"
-// Retrieval info: PRIVATE: Clock NUMERIC "0"
-// Retrieval info: PRIVATE: Depth NUMERIC "2048"
-// Retrieval info: PRIVATE: Empty NUMERIC "1"
-// Retrieval info: PRIVATE: Full NUMERIC "1"
-// Retrieval info: PRIVATE: INTENDED_DEVICE_FAMILY STRING "Cyclone"
-// Retrieval info: PRIVATE: LE_BasedFIFO NUMERIC "0"
-// Retrieval info: PRIVATE: LegacyRREQ NUMERIC "1"
-// Retrieval info: PRIVATE: MAX_DEPTH_BY_9 NUMERIC "0"
-// Retrieval info: PRIVATE: OVERFLOW_CHECKING NUMERIC "0"
-// Retrieval info: PRIVATE: Optimize NUMERIC "2"
-// Retrieval info: PRIVATE: RAM_BLOCK_TYPE NUMERIC "2"
-// Retrieval info: PRIVATE: UNDERFLOW_CHECKING NUMERIC "0"
-// Retrieval info: PRIVATE: UsedW NUMERIC "1"
-// Retrieval info: PRIVATE: Width NUMERIC "16"
-// Retrieval info: PRIVATE: dc_aclr NUMERIC "0"
-// Retrieval info: PRIVATE: rsEmpty NUMERIC "1"
-// Retrieval info: PRIVATE: rsFull NUMERIC "0"
-// Retrieval info: PRIVATE: rsUsedW NUMERIC "0"
-// Retrieval info: PRIVATE: sc_aclr NUMERIC "1"
-// Retrieval info: PRIVATE: sc_sclr NUMERIC "0"
-// Retrieval info: PRIVATE: wsEmpty NUMERIC "0"
-// Retrieval info: PRIVATE: wsFull NUMERIC "1"
-// Retrieval info: PRIVATE: wsUsedW NUMERIC "0"
-// Retrieval info: CONSTANT: ADD_RAM_OUTPUT_REGISTER STRING "OFF"
-// Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone"
-// Retrieval info: CONSTANT: LPM_HINT STRING "RAM_BLOCK_TYPE=M4K"
-// Retrieval info: CONSTANT: LPM_NUMWORDS NUMERIC "2048"
-// Retrieval info: CONSTANT: LPM_SHOWAHEAD STRING "OFF"
-// Retrieval info: CONSTANT: LPM_TYPE STRING "scfifo"
-// Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "16"
-// Retrieval info: CONSTANT: LPM_WIDTHU NUMERIC "11"
-// Retrieval info: CONSTANT: OVERFLOW_CHECKING STRING "ON"
-// Retrieval info: CONSTANT: UNDERFLOW_CHECKING STRING "ON"
-// Retrieval info: CONSTANT: USE_EAB STRING "ON"
-// Retrieval info: USED_PORT: aclr 0 0 0 0 INPUT NODEFVAL aclr
-// Retrieval info: USED_PORT: clock 0 0 0 0 INPUT NODEFVAL clock
-// Retrieval info: USED_PORT: data 0 0 16 0 INPUT NODEFVAL data[15..0]
-// Retrieval info: USED_PORT: empty 0 0 0 0 OUTPUT NODEFVAL empty
-// Retrieval info: USED_PORT: full 0 0 0 0 OUTPUT NODEFVAL full
-// Retrieval info: USED_PORT: q 0 0 16 0 OUTPUT NODEFVAL q[15..0]
-// Retrieval info: USED_PORT: rdreq 0 0 0 0 INPUT NODEFVAL rdreq
-// Retrieval info: USED_PORT: usedw 0 0 11 0 OUTPUT NODEFVAL usedw[10..0]
-// Retrieval info: USED_PORT: wrreq 0 0 0 0 INPUT NODEFVAL wrreq
-// Retrieval info: CONNECT: @data 0 0 16 0 data 0 0 16 0
-// Retrieval info: CONNECT: q 0 0 16 0 @q 0 0 16 0
-// Retrieval info: CONNECT: @wrreq 0 0 0 0 wrreq 0 0 0 0
-// Retrieval info: CONNECT: @rdreq 0 0 0 0 rdreq 0 0 0 0
-// Retrieval info: CONNECT: @clock 0 0 0 0 clock 0 0 0 0
-// Retrieval info: CONNECT: full 0 0 0 0 @full 0 0 0 0
-// Retrieval info: CONNECT: empty 0 0 0 0 @empty 0 0 0 0
-// Retrieval info: CONNECT: usedw 0 0 11 0 @usedw 0 0 11 0
-// Retrieval info: CONNECT: @aclr 0 0 0 0 aclr 0 0 0 0
-// Retrieval info: LIBRARY: altera_mf altera_mf.altera_mf_components.all
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16.inc TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16.cmp TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16.bsf TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16_inst.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16_bb.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16_waveforms.html TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16_wave*.jpg FALSE
diff --git a/megacells/fifo_4kx16_dc.bsf b/megacells/fifo_4kx16_dc.bsf
new file mode 100755
index 000000000..b80add8de
--- /dev/null
+++ b/megacells/fifo_4kx16_dc.bsf
@@ -0,0 +1,117 @@
+/*
+WARNING: Do NOT edit the input and output ports in this file in a text
+editor if you plan to continue editing the block that represents it in
+the Block Editor! File corruption is VERY likely to occur.
+*/
+/*
+Copyright (C) 1991-2006 Altera Corporation
+Your use of Altera Corporation's design tools, logic functions
+and other software and tools, and its AMPP partner logic
+functions, and any output files any of the foregoing
+(including device programming or simulation files), and any
+associated documentation or information are expressly subject
+to the terms and conditions of the Altera Program License
+Subscription Agreement, Altera MegaCore Function License
+Agreement, or other applicable license agreement, including,
+without limitation, that your use is for the sole purpose of
+programming logic devices manufactured by Altera and sold by
+Altera or its authorized distributors. Please refer to the
+applicable agreement for further details.
+*/
+(header "symbol" (version "1.1"))
+(symbol
+ (rect 0 0 160 184)
+ (text "fifo_4kx16_dc" (rect 41 1 134 17)(font "Arial" (font_size 10)))
+ (text "inst" (rect 8 168 25 180)(font "Arial" ))
+ (port
+ (pt 0 32)
+ (input)
+ (text "data[15..0]" (rect 0 0 60 14)(font "Arial" (font_size 8)))
+ (text "data[15..0]" (rect 20 26 71 39)(font "Arial" (font_size 8)))
+ (line (pt 0 32)(pt 16 32)(line_width 3))
+ )
+ (port
+ (pt 0 56)
+ (input)
+ (text "wrreq" (rect 0 0 35 14)(font "Arial" (font_size 8)))
+ (text "wrreq" (rect 20 50 45 63)(font "Arial" (font_size 8)))
+ (line (pt 0 56)(pt 16 56)(line_width 1))
+ )
+ (port
+ (pt 0 72)
+ (input)
+ (text "wrclk" (rect 0 0 31 14)(font "Arial" (font_size 8)))
+ (text "wrclk" (rect 26 66 48 79)(font "Arial" (font_size 8)))
+ (line (pt 0 72)(pt 16 72)(line_width 1))
+ )
+ (port
+ (pt 0 104)
+ (input)
+ (text "rdreq" (rect 0 0 30 14)(font "Arial" (font_size 8)))
+ (text "rdreq" (rect 20 98 44 111)(font "Arial" (font_size 8)))
+ (line (pt 0 104)(pt 16 104)(line_width 1))
+ )
+ (port
+ (pt 0 120)
+ (input)
+ (text "rdclk" (rect 0 0 27 14)(font "Arial" (font_size 8)))
+ (text "rdclk" (rect 26 114 47 127)(font "Arial" (font_size 8)))
+ (line (pt 0 120)(pt 16 120)(line_width 1))
+ )
+ (port
+ (pt 0 160)
+ (input)
+ (text "aclr" (rect 0 0 21 14)(font "Arial" (font_size 8)))
+ (text "aclr" (rect 20 154 37 167)(font "Arial" (font_size 8)))
+ (line (pt 0 160)(pt 16 160)(line_width 1))
+ )
+ (port
+ (pt 160 40)
+ (output)
+ (text "wrfull" (rect 0 0 33 14)(font "Arial" (font_size 8)))
+ (text "wrfull" (rect 113 34 138 47)(font "Arial" (font_size 8)))
+ (line (pt 160 40)(pt 144 40)(line_width 1))
+ )
+ (port
+ (pt 160 72)
+ (output)
+ (text "wrusedw[11..0]" (rect 0 0 92 14)(font "Arial" (font_size 8)))
+ (text "wrusedw[11..0]" (rect 63 66 132 79)(font "Arial" (font_size 8)))
+ (line (pt 160 72)(pt 144 72)(line_width 3))
+ )
+ (port
+ (pt 160 96)
+ (output)
+ (text "q[15..0]" (rect 0 0 42 14)(font "Arial" (font_size 8)))
+ (text "q[15..0]" (rect 105 90 141 103)(font "Arial" (font_size 8)))
+ (line (pt 160 96)(pt 144 96)(line_width 3))
+ )
+ (port
+ (pt 160 120)
+ (output)
+ (text "rdempty" (rect 0 0 46 14)(font "Arial" (font_size 8)))
+ (text "rdempty" (rect 102 114 140 127)(font "Arial" (font_size 8)))
+ (line (pt 160 120)(pt 144 120)(line_width 1))
+ )
+ (port
+ (pt 160 136)
+ (output)
+ (text "rdusedw[11..0]" (rect 0 0 87 14)(font "Arial" (font_size 8)))
+ (text "rdusedw[11..0]" (rect 67 130 135 143)(font "Arial" (font_size 8)))
+ (line (pt 160 136)(pt 144 136)(line_width 3))
+ )
+ (drawing
+ (text "(ack)" (rect 51 99 72 111)(font "Arial" ))
+ (text "16 bits x 4096 words" (rect 58 156 144 168)(font "Arial" ))
+ (line (pt 16 16)(pt 144 16)(line_width 1))
+ (line (pt 144 16)(pt 144 168)(line_width 1))
+ (line (pt 144 168)(pt 16 168)(line_width 1))
+ (line (pt 16 168)(pt 16 16)(line_width 1))
+ (line (pt 16 84)(pt 144 84)(line_width 1))
+ (line (pt 16 148)(pt 144 148)(line_width 1))
+ (line (pt 16 66)(pt 22 72)(line_width 1))
+ (line (pt 22 72)(pt 16 78)(line_width 1))
+ (line (pt 16 114)(pt 22 120)(line_width 1))
+ (line (pt 22 120)(pt 16 126)(line_width 1))
+ )
+)
diff --git a/megacells/fifo_2kx16.cmp b/megacells/fifo_4kx16_dc.cmp
index 96c34d8d7..356de4d62 100755
--- a/megacells/fifo_2kx16.cmp
+++ b/megacells/fifo_4kx16_dc.cmp
@@ -13,17 +13,19 @@
--applicable agreement for further details.
-component fifo_2kx16
+component fifo_4kx16_dc
PORT
(
- aclr : IN STD_LOGIC ;
- clock : IN STD_LOGIC ;
+ aclr : IN STD_LOGIC := '0';
data : IN STD_LOGIC_VECTOR (15 DOWNTO 0);
+ rdclk : IN STD_LOGIC ;
rdreq : IN STD_LOGIC ;
+ wrclk : IN STD_LOGIC ;
wrreq : IN STD_LOGIC ;
- empty : OUT STD_LOGIC ;
- full : OUT STD_LOGIC ;
q : OUT STD_LOGIC_VECTOR (15 DOWNTO 0);
- usedw : OUT STD_LOGIC_VECTOR (10 DOWNTO 0)
+ rdempty : OUT STD_LOGIC ;
+ rdusedw : OUT STD_LOGIC_VECTOR (11 DOWNTO 0);
+ wrfull : OUT STD_LOGIC ;
+ wrusedw : OUT STD_LOGIC_VECTOR (11 DOWNTO 0)
);
end component;
diff --git a/megacells/fifo_2kx16.inc b/megacells/fifo_4kx16_dc.inc
index 3d72c6601..c14c01836 100755
--- a/megacells/fifo_2kx16.inc
+++ b/megacells/fifo_4kx16_dc.inc
@@ -13,18 +13,20 @@
--applicable agreement for further details.
-FUNCTION fifo_2kx16
+FUNCTION fifo_4kx16_dc
(
aclr,
- clock,
data[15..0],
+ rdclk,
rdreq,
+ wrclk,
wrreq
)
RETURNS (
- empty,
- full,
q[15..0],
- usedw[10..0]
+ rdempty,
+ rdusedw[11..0],
+ wrfull,
+ wrusedw[11..0]
);
diff --git a/megacells/fifo_4kx16.v b/megacells/fifo_4kx16_dc.v
index c5ecfbae7..1f09000e3 100755
--- a/megacells/fifo_4kx16.v
+++ b/megacells/fifo_4kx16_dc.v
@@ -1,12 +1,12 @@
// megafunction wizard: %FIFO%
// GENERATION: STANDARD
// VERSION: WM1.0
-// MODULE: scfifo
+// MODULE: dcfifo
// ============================================================
-// File Name: fifo_4kx16.v
+// File Name: fifo_4kx16_dc.v
// Megafunction Name(s):
-// scfifo
+// dcfifo
// ============================================================
// ************************************************************
// THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!
@@ -33,65 +33,72 @@
// synopsys translate_off
`timescale 1 ps / 1 ps
// synopsys translate_on
-module fifo_4kx16 (
+module fifo_4kx16_dc (
aclr,
- clock,
data,
+ rdclk,
rdreq,
+ wrclk,
wrreq,
- empty,
- full,
q,
- usedw);
+ rdempty,
+ rdusedw,
+ wrfull,
+ wrusedw);
input aclr;
- input clock;
input [15:0] data;
+ input rdclk;
input rdreq;
+ input wrclk;
input wrreq;
- output empty;
- output full;
output [15:0] q;
- output [11:0] usedw;
+ output rdempty;
+ output [11:0] rdusedw;
+ output wrfull;
+ output [11:0] wrusedw;
- wire [11:0] sub_wire0;
- wire sub_wire1;
- wire [15:0] sub_wire2;
- wire sub_wire3;
- wire [11:0] usedw = sub_wire0[11:0];
- wire empty = sub_wire1;
- wire [15:0] q = sub_wire2[15:0];
- wire full = sub_wire3;
+ wire sub_wire0;
+ wire [11:0] sub_wire1;
+ wire sub_wire2;
+ wire [15:0] sub_wire3;
+ wire [11:0] sub_wire4;
+ wire rdempty = sub_wire0;
+ wire [11:0] wrusedw = sub_wire1[11:0];
+ wire wrfull = sub_wire2;
+ wire [15:0] q = sub_wire3[15:0];
+ wire [11:0] rdusedw = sub_wire4[11:0];
- scfifo scfifo_component (
+ dcfifo dcfifo_component (
+ .wrclk (wrclk),
.rdreq (rdreq),
.aclr (aclr),
- .clock (clock),
+ .rdclk (rdclk),
.wrreq (wrreq),
.data (data),
- .usedw (sub_wire0),
- .empty (sub_wire1),
- .q (sub_wire2),
- .full (sub_wire3)
+ .rdempty (sub_wire0),
+ .wrusedw (sub_wire1),
+ .wrfull (sub_wire2),
+ .q (sub_wire3),
+ .rdusedw (sub_wire4)
// synopsys translate_off
,
- .almost_empty (),
- .sclr (),
- .almost_full ()
+ .wrempty (),
+ .rdfull ()
// synopsys translate_on
);
defparam
- scfifo_component.add_ram_output_register = "OFF",
- scfifo_component.intended_device_family = "Cyclone",
- scfifo_component.lpm_hint = "RAM_BLOCK_TYPE=M4K",
- scfifo_component.lpm_numwords = 4096,
- scfifo_component.lpm_showahead = "OFF",
- scfifo_component.lpm_type = "scfifo",
- scfifo_component.lpm_width = 16,
- scfifo_component.lpm_widthu = 12,
- scfifo_component.overflow_checking = "ON",
- scfifo_component.underflow_checking = "ON",
- scfifo_component.use_eab = "ON";
+ dcfifo_component.add_ram_output_register = "OFF",
+ dcfifo_component.clocks_are_synchronized = "FALSE",
+ dcfifo_component.intended_device_family = "Cyclone",
+ dcfifo_component.lpm_numwords = 4096,
+ dcfifo_component.lpm_showahead = "ON",
+ dcfifo_component.lpm_type = "dcfifo",
+ dcfifo_component.lpm_width = 16,
+ dcfifo_component.lpm_widthu = 12,
+ dcfifo_component.overflow_checking = "OFF",
+ dcfifo_component.underflow_checking = "OFF",
+ dcfifo_component.use_eab = "ON";
endmodule
@@ -104,64 +111,68 @@ endmodule
// Retrieval info: PRIVATE: AlmostFull NUMERIC "0"
// Retrieval info: PRIVATE: AlmostFullThr NUMERIC "-1"
// Retrieval info: PRIVATE: CLOCKS_ARE_SYNCHRONIZED NUMERIC "0"
-// Retrieval info: PRIVATE: Clock NUMERIC "0"
+// Retrieval info: PRIVATE: Clock NUMERIC "4"
// Retrieval info: PRIVATE: Depth NUMERIC "4096"
// Retrieval info: PRIVATE: Empty NUMERIC "1"
// Retrieval info: PRIVATE: Full NUMERIC "1"
// Retrieval info: PRIVATE: INTENDED_DEVICE_FAMILY STRING "Cyclone"
// Retrieval info: PRIVATE: LE_BasedFIFO NUMERIC "0"
-// Retrieval info: PRIVATE: LegacyRREQ NUMERIC "1"
+// Retrieval info: PRIVATE: LegacyRREQ NUMERIC "0"
// Retrieval info: PRIVATE: MAX_DEPTH_BY_9 NUMERIC "0"
-// Retrieval info: PRIVATE: OVERFLOW_CHECKING NUMERIC "0"
+// Retrieval info: PRIVATE: OVERFLOW_CHECKING NUMERIC "1"
// Retrieval info: PRIVATE: Optimize NUMERIC "2"
-// Retrieval info: PRIVATE: RAM_BLOCK_TYPE NUMERIC "2"
-// Retrieval info: PRIVATE: UNDERFLOW_CHECKING NUMERIC "0"
+// Retrieval info: PRIVATE: RAM_BLOCK_TYPE NUMERIC "0"
+// Retrieval info: PRIVATE: UNDERFLOW_CHECKING NUMERIC "1"
// Retrieval info: PRIVATE: UsedW NUMERIC "1"
// Retrieval info: PRIVATE: Width NUMERIC "16"
-// Retrieval info: PRIVATE: dc_aclr NUMERIC "0"
+// Retrieval info: PRIVATE: dc_aclr NUMERIC "1"
// Retrieval info: PRIVATE: rsEmpty NUMERIC "1"
// Retrieval info: PRIVATE: rsFull NUMERIC "0"
-// Retrieval info: PRIVATE: rsUsedW NUMERIC "0"
-// Retrieval info: PRIVATE: sc_aclr NUMERIC "1"
+// Retrieval info: PRIVATE: rsUsedW NUMERIC "1"
+// Retrieval info: PRIVATE: sc_aclr NUMERIC "0"
// Retrieval info: PRIVATE: sc_sclr NUMERIC "0"
// Retrieval info: PRIVATE: wsEmpty NUMERIC "0"
// Retrieval info: PRIVATE: wsFull NUMERIC "1"
-// Retrieval info: PRIVATE: wsUsedW NUMERIC "0"
+// Retrieval info: PRIVATE: wsUsedW NUMERIC "1"
// Retrieval info: CONSTANT: ADD_RAM_OUTPUT_REGISTER STRING "OFF"
+// Retrieval info: CONSTANT: CLOCKS_ARE_SYNCHRONIZED STRING "FALSE"
// Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone"
-// Retrieval info: CONSTANT: LPM_HINT STRING "RAM_BLOCK_TYPE=M4K"
// Retrieval info: CONSTANT: LPM_NUMWORDS NUMERIC "4096"
-// Retrieval info: CONSTANT: LPM_SHOWAHEAD STRING "OFF"
-// Retrieval info: CONSTANT: LPM_TYPE STRING "scfifo"
+// Retrieval info: CONSTANT: LPM_SHOWAHEAD STRING "ON"
+// Retrieval info: CONSTANT: LPM_TYPE STRING "dcfifo"
// Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "16"
// Retrieval info: CONSTANT: LPM_WIDTHU NUMERIC "12"
-// Retrieval info: CONSTANT: OVERFLOW_CHECKING STRING "ON"
-// Retrieval info: CONSTANT: UNDERFLOW_CHECKING STRING "ON"
+// Retrieval info: CONSTANT: OVERFLOW_CHECKING STRING "OFF"
+// Retrieval info: CONSTANT: UNDERFLOW_CHECKING STRING "OFF"
// Retrieval info: CONSTANT: USE_EAB STRING "ON"
-// Retrieval info: USED_PORT: aclr 0 0 0 0 INPUT NODEFVAL aclr
-// Retrieval info: USED_PORT: clock 0 0 0 0 INPUT NODEFVAL clock
+// Retrieval info: USED_PORT: aclr 0 0 0 0 INPUT GND aclr
// Retrieval info: USED_PORT: data 0 0 16 0 INPUT NODEFVAL data[15..0]
-// Retrieval info: USED_PORT: empty 0 0 0 0 OUTPUT NODEFVAL empty
-// Retrieval info: USED_PORT: full 0 0 0 0 OUTPUT NODEFVAL full
// Retrieval info: USED_PORT: q 0 0 16 0 OUTPUT NODEFVAL q[15..0]
+// Retrieval info: USED_PORT: rdclk 0 0 0 0 INPUT NODEFVAL rdclk
+// Retrieval info: USED_PORT: rdempty 0 0 0 0 OUTPUT NODEFVAL rdempty
// Retrieval info: USED_PORT: rdreq 0 0 0 0 INPUT NODEFVAL rdreq
-// Retrieval info: USED_PORT: usedw 0 0 12 0 OUTPUT NODEFVAL usedw[11..0]
+// Retrieval info: USED_PORT: rdusedw 0 0 12 0 OUTPUT NODEFVAL rdusedw[11..0]
+// Retrieval info: USED_PORT: wrclk 0 0 0 0 INPUT NODEFVAL wrclk
+// Retrieval info: USED_PORT: wrfull 0 0 0 0 OUTPUT NODEFVAL wrfull
// Retrieval info: USED_PORT: wrreq 0 0 0 0 INPUT NODEFVAL wrreq
+// Retrieval info: USED_PORT: wrusedw 0 0 12 0 OUTPUT NODEFVAL wrusedw[11..0]
// Retrieval info: CONNECT: @data 0 0 16 0 data 0 0 16 0
// Retrieval info: CONNECT: q 0 0 16 0 @q 0 0 16 0
// Retrieval info: CONNECT: @wrreq 0 0 0 0 wrreq 0 0 0 0
// Retrieval info: CONNECT: @rdreq 0 0 0 0 rdreq 0 0 0 0
-// Retrieval info: CONNECT: @clock 0 0 0 0 clock 0 0 0 0
-// Retrieval info: CONNECT: full 0 0 0 0 @full 0 0 0 0
-// Retrieval info: CONNECT: empty 0 0 0 0 @empty 0 0 0 0
-// Retrieval info: CONNECT: usedw 0 0 12 0 @usedw 0 0 12 0
+// Retrieval info: CONNECT: @rdclk 0 0 0 0 rdclk 0 0 0 0
+// Retrieval info: CONNECT: @wrclk 0 0 0 0 wrclk 0 0 0 0
+// Retrieval info: CONNECT: rdempty 0 0 0 0 @rdempty 0 0 0 0
+// Retrieval info: CONNECT: rdusedw 0 0 12 0 @rdusedw 0 0 12 0
+// Retrieval info: CONNECT: wrfull 0 0 0 0 @wrfull 0 0 0 0
+// Retrieval info: CONNECT: wrusedw 0 0 12 0 @wrusedw 0 0 12 0
// Retrieval info: CONNECT: @aclr 0 0 0 0 aclr 0 0 0 0
// Retrieval info: LIBRARY: altera_mf altera_mf.altera_mf_components.all
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16.inc TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16.cmp TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16.bsf TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_inst.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_bb.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_waveforms.html TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_wave*.jpg FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc.inc TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc.cmp TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc.bsf TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc_inst.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc_bb.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc_waveforms.html FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc_wave*.jpg FALSE
diff --git a/megacells/fifo_2kx16_bb.v b/megacells/fifo_4kx16_dc_bb.v
index 507bac073..91c3c322f 100755
--- a/megacells/fifo_2kx16_bb.v
+++ b/megacells/fifo_4kx16_dc_bb.v
@@ -1,12 +1,12 @@
// megafunction wizard: %FIFO%VBB%
// GENERATION: STANDARD
// VERSION: WM1.0
-// MODULE: scfifo
+// MODULE: dcfifo
// ============================================================
-// File Name: fifo_2kx16.v
+// File Name: fifo_4kx16_dc.v
// Megafunction Name(s):
-// scfifo
+// dcfifo
// ============================================================
// ************************************************************
// THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!
@@ -28,26 +28,30 @@
//Altera or its authorized distributors. Please refer to the
//applicable agreement for further details.
-module fifo_2kx16 (
+module fifo_4kx16_dc (
aclr,
- clock,
data,
+ rdclk,
rdreq,
+ wrclk,
wrreq,
- empty,
- full,
q,
- usedw);
+ rdempty,
+ rdusedw,
+ wrfull,
+ wrusedw);
input aclr;
- input clock;
input [15:0] data;
+ input rdclk;
input rdreq;
+ input wrclk;
input wrreq;
- output empty;
- output full;
output [15:0] q;
- output [10:0] usedw;
+ output rdempty;
+ output [11:0] rdusedw;
+ output wrfull;
+ output [11:0] wrusedw;
endmodule
@@ -59,64 +63,68 @@ endmodule
// Retrieval info: PRIVATE: AlmostFull NUMERIC "0"
// Retrieval info: PRIVATE: AlmostFullThr NUMERIC "-1"
// Retrieval info: PRIVATE: CLOCKS_ARE_SYNCHRONIZED NUMERIC "0"
-// Retrieval info: PRIVATE: Clock NUMERIC "0"
-// Retrieval info: PRIVATE: Depth NUMERIC "2048"
+// Retrieval info: PRIVATE: Clock NUMERIC "4"
+// Retrieval info: PRIVATE: Depth NUMERIC "4096"
// Retrieval info: PRIVATE: Empty NUMERIC "1"
// Retrieval info: PRIVATE: Full NUMERIC "1"
// Retrieval info: PRIVATE: INTENDED_DEVICE_FAMILY STRING "Cyclone"
// Retrieval info: PRIVATE: LE_BasedFIFO NUMERIC "0"
-// Retrieval info: PRIVATE: LegacyRREQ NUMERIC "1"
+// Retrieval info: PRIVATE: LegacyRREQ NUMERIC "0"
// Retrieval info: PRIVATE: MAX_DEPTH_BY_9 NUMERIC "0"
-// Retrieval info: PRIVATE: OVERFLOW_CHECKING NUMERIC "0"
+// Retrieval info: PRIVATE: OVERFLOW_CHECKING NUMERIC "1"
// Retrieval info: PRIVATE: Optimize NUMERIC "2"
-// Retrieval info: PRIVATE: RAM_BLOCK_TYPE NUMERIC "2"
-// Retrieval info: PRIVATE: UNDERFLOW_CHECKING NUMERIC "0"
+// Retrieval info: PRIVATE: RAM_BLOCK_TYPE NUMERIC "0"
+// Retrieval info: PRIVATE: UNDERFLOW_CHECKING NUMERIC "1"
// Retrieval info: PRIVATE: UsedW NUMERIC "1"
// Retrieval info: PRIVATE: Width NUMERIC "16"
-// Retrieval info: PRIVATE: dc_aclr NUMERIC "0"
+// Retrieval info: PRIVATE: dc_aclr NUMERIC "1"
// Retrieval info: PRIVATE: rsEmpty NUMERIC "1"
// Retrieval info: PRIVATE: rsFull NUMERIC "0"
-// Retrieval info: PRIVATE: rsUsedW NUMERIC "0"
-// Retrieval info: PRIVATE: sc_aclr NUMERIC "1"
+// Retrieval info: PRIVATE: rsUsedW NUMERIC "1"
+// Retrieval info: PRIVATE: sc_aclr NUMERIC "0"
// Retrieval info: PRIVATE: sc_sclr NUMERIC "0"
// Retrieval info: PRIVATE: wsEmpty NUMERIC "0"
// Retrieval info: PRIVATE: wsFull NUMERIC "1"
-// Retrieval info: PRIVATE: wsUsedW NUMERIC "0"
+// Retrieval info: PRIVATE: wsUsedW NUMERIC "1"
// Retrieval info: CONSTANT: ADD_RAM_OUTPUT_REGISTER STRING "OFF"
+// Retrieval info: CONSTANT: CLOCKS_ARE_SYNCHRONIZED STRING "FALSE"
// Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone"
-// Retrieval info: CONSTANT: LPM_HINT STRING "RAM_BLOCK_TYPE=M4K"
-// Retrieval info: CONSTANT: LPM_NUMWORDS NUMERIC "2048"
-// Retrieval info: CONSTANT: LPM_SHOWAHEAD STRING "OFF"
-// Retrieval info: CONSTANT: LPM_TYPE STRING "scfifo"
+// Retrieval info: CONSTANT: LPM_NUMWORDS NUMERIC "4096"
+// Retrieval info: CONSTANT: LPM_SHOWAHEAD STRING "ON"
+// Retrieval info: CONSTANT: LPM_TYPE STRING "dcfifo"
// Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "16"
-// Retrieval info: CONSTANT: LPM_WIDTHU NUMERIC "11"
-// Retrieval info: CONSTANT: OVERFLOW_CHECKING STRING "ON"
-// Retrieval info: CONSTANT: UNDERFLOW_CHECKING STRING "ON"
+// Retrieval info: CONSTANT: LPM_WIDTHU NUMERIC "12"
+// Retrieval info: CONSTANT: OVERFLOW_CHECKING STRING "OFF"
+// Retrieval info: CONSTANT: UNDERFLOW_CHECKING STRING "OFF"
// Retrieval info: CONSTANT: USE_EAB STRING "ON"
-// Retrieval info: USED_PORT: aclr 0 0 0 0 INPUT NODEFVAL aclr
-// Retrieval info: USED_PORT: clock 0 0 0 0 INPUT NODEFVAL clock
+// Retrieval info: USED_PORT: aclr 0 0 0 0 INPUT GND aclr
// Retrieval info: USED_PORT: data 0 0 16 0 INPUT NODEFVAL data[15..0]
-// Retrieval info: USED_PORT: empty 0 0 0 0 OUTPUT NODEFVAL empty
-// Retrieval info: USED_PORT: full 0 0 0 0 OUTPUT NODEFVAL full
// Retrieval info: USED_PORT: q 0 0 16 0 OUTPUT NODEFVAL q[15..0]
+// Retrieval info: USED_PORT: rdclk 0 0 0 0 INPUT NODEFVAL rdclk
+// Retrieval info: USED_PORT: rdempty 0 0 0 0 OUTPUT NODEFVAL rdempty
// Retrieval info: USED_PORT: rdreq 0 0 0 0 INPUT NODEFVAL rdreq
-// Retrieval info: USED_PORT: usedw 0 0 11 0 OUTPUT NODEFVAL usedw[10..0]
+// Retrieval info: USED_PORT: rdusedw 0 0 12 0 OUTPUT NODEFVAL rdusedw[11..0]
+// Retrieval info: USED_PORT: wrclk 0 0 0 0 INPUT NODEFVAL wrclk
+// Retrieval info: USED_PORT: wrfull 0 0 0 0 OUTPUT NODEFVAL wrfull
// Retrieval info: USED_PORT: wrreq 0 0 0 0 INPUT NODEFVAL wrreq
+// Retrieval info: USED_PORT: wrusedw 0 0 12 0 OUTPUT NODEFVAL wrusedw[11..0]
// Retrieval info: CONNECT: @data 0 0 16 0 data 0 0 16 0
// Retrieval info: CONNECT: q 0 0 16 0 @q 0 0 16 0
// Retrieval info: CONNECT: @wrreq 0 0 0 0 wrreq 0 0 0 0
// Retrieval info: CONNECT: @rdreq 0 0 0 0 rdreq 0 0 0 0
-// Retrieval info: CONNECT: @clock 0 0 0 0 clock 0 0 0 0
-// Retrieval info: CONNECT: full 0 0 0 0 @full 0 0 0 0
-// Retrieval info: CONNECT: empty 0 0 0 0 @empty 0 0 0 0
-// Retrieval info: CONNECT: usedw 0 0 11 0 @usedw 0 0 11 0
+// Retrieval info: CONNECT: @rdclk 0 0 0 0 rdclk 0 0 0 0
+// Retrieval info: CONNECT: @wrclk 0 0 0 0 wrclk 0 0 0 0
+// Retrieval info: CONNECT: rdempty 0 0 0 0 @rdempty 0 0 0 0
+// Retrieval info: CONNECT: rdusedw 0 0 12 0 @rdusedw 0 0 12 0
+// Retrieval info: CONNECT: wrfull 0 0 0 0 @wrfull 0 0 0 0
+// Retrieval info: CONNECT: wrusedw 0 0 12 0 @wrusedw 0 0 12 0
// Retrieval info: CONNECT: @aclr 0 0 0 0 aclr 0 0 0 0
// Retrieval info: LIBRARY: altera_mf altera_mf.altera_mf_components.all
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16.inc TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16.cmp TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16.bsf TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16_inst.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16_bb.v TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16_waveforms.html TRUE
-// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_2kx16_wave*.jpg FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc.inc TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc.cmp TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc.bsf TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc_inst.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc_bb.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc_waveforms.html FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo_4kx16_dc_wave*.jpg FALSE
diff --git a/megacells/fifo_4kx16_dc_inst.v b/megacells/fifo_4kx16_dc_inst.v
new file mode 100755
index 000000000..566f27a17
--- /dev/null
+++ b/megacells/fifo_4kx16_dc_inst.v
@@ -0,0 +1,13 @@
+fifo_4kx16_dc fifo_4kx16_dc_inst (
+ .aclr ( aclr_sig ),
+ .data ( data_sig ),
+ .rdclk ( rdclk_sig ),
+ .rdreq ( rdreq_sig ),
+ .wrclk ( wrclk_sig ),
+ .wrreq ( wrreq_sig ),
+ .q ( q_sig ),
+ .rdempty ( rdempty_sig ),
+ .rdusedw ( rdusedw_sig ),
+ .wrfull ( wrfull_sig ),
+ .wrusedw ( wrusedw_sig )
+ );
diff --git a/megacells/fifo_4kx16_inst.v b/megacells/fifo_4kx16_inst.v
deleted file mode 100755
index eb260acaa..000000000
--- a/megacells/fifo_4kx16_inst.v
+++ /dev/null
@@ -1,11 +0,0 @@
-fifo_4kx16 fifo_4kx16_inst (
- .aclr ( aclr_sig ),
- .clock ( clock_sig ),
- .data ( data_sig ),
- .rdreq ( rdreq_sig ),
- .wrreq ( wrreq_sig ),
- .empty ( empty_sig ),
- .full ( full_sig ),
- .q ( q_sig ),
- .usedw ( usedw_sig )
- );
diff --git a/toplevel/usrp_inband_usb/usrp_inband_usb.qsf b/toplevel/usrp_inband_usb/usrp_inband_usb.qsf
index 6b4764078..c9eebc1ad 100644
--- a/toplevel/usrp_inband_usb/usrp_inband_usb.qsf
+++ b/toplevel/usrp_inband_usb/usrp_inband_usb.qsf
@@ -372,14 +372,14 @@ set_instance_assignment -name CLOCK_SETTINGS master_clk -to master_clk
set_instance_assignment -name PARTITION_HIERARCHY no_file_for_top_partition -to | -section_id Top
set_global_assignment -name PARTITION_NETLIST_TYPE SOURCE -section_id Top
set_global_assignment -name FITTER_AUTO_EFFORT_DESIRED_SLACK_MARGIN "100 ps"
+set_global_assignment -name VERILOG_FILE ../../megacells/fifo_4kx16_dc.v
+set_global_assignment -name VERILOG_FILE ../../megacells/fifo_1kx16.v
set_global_assignment -name VERILOG_FILE ../../inband_lib/channel_demux.v
set_global_assignment -name VERILOG_FILE ../../inband_lib/tx_packer.v
set_global_assignment -name VERILOG_FILE ../../inband_lib/cmd_reader.v
-set_global_assignment -name VERILOG_FILE ../../megacells/fifo_2k_1clk.v
set_global_assignment -name VERILOG_FILE ../../inband_lib/packet_builder.v
set_global_assignment -name VERILOG_FILE ../../inband_lib/rx_buffer_inband.v
set_global_assignment -name VERILOG_FILE ../../sdr_lib/atr_delay.v
-set_global_assignment -name VERILOG_FILE ../../megacells/fifo_1k.v
set_global_assignment -name VERILOG_FILE ../../inband_lib/tx_buffer_inband.v
set_global_assignment -name VERILOG_FILE ../../inband_lib/chan_fifo_reader.v
set_global_assignment -name VERILOG_FILE ../../sdr_lib/cic_dec_shifter.v
diff --git a/toplevel/usrp_inband_usb/usrp_inband_usb.v b/toplevel/usrp_inband_usb/usrp_inband_usb.v
index 3bfdda56b..cc625b0e7 100644
--- a/toplevel/usrp_inband_usb/usrp_inband_usb.v
+++ b/toplevel/usrp_inband_usb/usrp_inband_usb.v
@@ -74,10 +74,10 @@ module usrp_inband_usb
assign usbrdy[0] = have_space;
assign usbrdy[1] = have_pkt_rdy;
- wire tx_underrun, rx_overrun;
+ wire rx_overrun;
wire clear_status = FX2_1;
assign FX2_2 = rx_overrun;
- assign FX2_3 = tx_underrun;
+ assign FX2_3 = (tx_underrun == 0);
wire [15:0] usbdata_out;
@@ -135,16 +135,20 @@ wire [31:0] reg_data_out;
wire [31:0] reg_data_in;
wire [1:0] reg_io_enable;
wire [31:0] rssi_threshhold;
+wire [31:0] rssi_wait;
+
register_io register_control
(.clk(clk64),.reset(1'b0),.enable(reg_io_enable),.addr(reg_addr),.datain(reg_data_in),
.dataout(reg_data_out),.rssi_0(rssi_0), .rssi_1(rssi_1), .rssi_2(rssi_2),
- .rssi_3(rssi_3), .threshhold(rssi_threshhold));
+ .rssi_3(rssi_3), .threshhold(rssi_threshhold), .rssi_wait(rssi_wait));
+wire [1:0] tx_overrun;
+wire [1:0] tx_underrun;
`ifdef TX_IN_BAND
tx_buffer_inband tx_buffer
( .usbclk(usbclk),.bus_reset(tx_bus_reset),.reset(tx_dsp_reset),
- .usbdata(usbdata),.WR(WR),.have_space(have_space),.tx_underrun(tx_underrun),
- .channels({tx_numchan,1'b0}),
+ .usbdata(usbdata),.WR(WR),.have_space(have_space),
+ .tx_underrun(tx_underrun),.channels({tx_numchan,1'b0}),
.tx_i_0(ch0tx),.tx_q_0(ch1tx),
.tx_i_1(ch2tx),.tx_q_1(ch3tx),
.tx_i_2(),.tx_q_2(),
@@ -160,9 +164,9 @@ register_io register_control
.reg_data_out(reg_data_out),
.reg_data_in(reg_data_in),
.reg_io_enable(reg_io_enable),
- .debugbus(tx_debugbus),
+ .debugbus(),
.rssi_0(rssi_0), .rssi_1(rssi_1), .rssi_2(rssi_2),
- .rssi_3(rssi_3), .threshhold(rssi_threshhold));
+ .rssi_3(rssi_3), .threshhold(rssi_threshhold), .rssi_wait(rssi_wait));
`else
tx_buffer tx_buffer
( .usbclk(usbclk),.bus_reset(tx_bus_reset),.reset(tx_dsp_reset),
@@ -277,8 +281,9 @@ register_io register_control
.rx_databus(rx_databus),
.rx_WR_done(rx_WR_done),
.rx_WR_enabled(rx_WR_enabled),
- .debugbus(rx_debugbus),
- .rssi_0(rssi_0), .rssi_1(rssi_1), .rssi_2(rssi_2), .rssi_3(rssi_3));
+ .debugbus(tx_debugbus),
+ .rssi_0(rssi_0), .rssi_1(rssi_1), .rssi_2(rssi_2), .rssi_3(rssi_3),
+ .tx_overrun(tx_overrun), .tx_underrun(tx_underrun));
`else
rx_buffer rx_buffer
( .usbclk(usbclk),.bus_reset(rx_bus_reset),.reset(rx_dsp_reset),
@@ -291,8 +296,7 @@ register_io register_control
.ch_6(ch6rx),.ch_7(ch7rx),
.rxclk(clk64),.rxstrobe(hb_strobe),
.clear_status(clear_status),
- .serial_addr(serial_addr),.serial_data(serial_data),.serial_strobe(serial_strobe)/*,
- .debugbus(rx_debugbus)*/);
+ .serial_addr(serial_addr),.serial_data(serial_data),.serial_strobe(serial_strobe));
`endif
`ifdef RX_EN_0
@@ -371,7 +375,7 @@ register_io register_control
.tx_empty(tx_empty),
//.debug_0(rx_a_a),.debug_1(ddc0_in_i),
.debug_0(tx_debugbus),.debug_1(tx_debugbus),
- .debug_2({rx_sample_strobe,strobe_decim,serial_strobe,serial_addr}),.debug_3({rx_dsp_reset,tx_dsp_reset,rx_bus_reset,tx_bus_reset,enable_rx,tx_underrun,rx_overrun,decim_rate}),
+ .debug_2({rx_sample_strobe,strobe_decim,serial_strobe,serial_addr}),.debug_3({rx_dsp_reset,tx_dsp_reset,rx_bus_reset,tx_bus_reset,enable_rx,(tx_underrun == 0),rx_overrun,decim_rate}),
.reg_0(reg_0),.reg_1(reg_1),.reg_2(reg_2),.reg_3(reg_3) );
io_pins io_pins
generated by cgit v1.2.3 (git 2.46.0) at 2025-11-04 06:46:04 +0000