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provide demod_soft_bits and demod_soft_bits_pos signals out

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mmehari 2022-01-04 22:18:23 +01:00
parent 84039d7368
commit 48aade0190
4 changed files with 22 additions and 3 deletions
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4
verilog/dot11.v
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@ -97,6 +97,8 @@ module dot11 (
// decoding pipeline
output [5:0] demod_out,
output [5:0] demod_soft_bits,
output [3:0] demod_soft_bits_pos,
output demod_out_strobe,
output [7:0] deinterleave_erase_out,
@ -420,6 +422,8 @@ ofdm_decoder ofdm_decoder_inst (
.byte_out_strobe(byte_out_strobe),
.demod_out(demod_out),
.demod_soft_bits(demod_soft_bits),
.demod_soft_bits_pos(demod_soft_bits_pos),
.demod_out_strobe(demod_out_strobe),
.deinterleave_erase_out(deinterleave_erase_out),

14
verilog/dot11_tb.v
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@ -26,6 +26,8 @@ wire [31:0] equalizer_out;
wire equalizer_out_strobe;
wire [5:0] demod_out;
wire [5:0] demod_soft_bits;
wire [3:0] demod_soft_bits_pos;
wire demod_out_strobe;
wire [7:0] deinterleave_erase_out;
@ -76,6 +78,8 @@ integer sync_long_out_fd;
integer equalizer_out_fd;
integer demod_out_fd;
integer demod_soft_bits_fd;
integer demod_soft_bits_pos_fd;
integer deinterleave_erase_out_fd;
integer conv_out_fd;
integer descramble_out_fd;
@ -144,6 +148,8 @@ always @(posedge clock) begin
equalizer_out_fd = $fopen("./equalizer_out.txt", "w");
demod_out_fd = $fopen("./demod_out.txt", "w");
demod_soft_bits_fd = $fopen("./demod_soft_bits.txt", "w");
demod_soft_bits_pos_fd = $fopen("./demod_soft_bits_pos.txt", "w");
deinterleave_erase_out_fd = $fopen("./deinterleave_erase_out.txt", "w");
conv_out_fd = $fopen("./conv_out.txt", "w");
descramble_out_fd = $fopen("./descramble_out.txt", "w");
@ -225,6 +231,8 @@ always @(posedge clock) begin
$fclose(equalizer_out_fd);
$fclose(demod_out_fd);
$fclose(demod_soft_bits_fd);
$fclose(demod_soft_bits_pos_fd);
$fclose(deinterleave_erase_out_fd);
$fclose(conv_out_fd);
$fclose(descramble_out_fd);
@ -259,7 +267,11 @@ always @(posedge clock) begin
if (dot11_state == S_DECODE_DATA && demod_out_strobe) begin
$fwrite(demod_out_fd, "%b %b %b %b %b %b\n",demod_out[0],demod_out[1],demod_out[2],demod_out[3],demod_out[4],demod_out[5]);
$fwrite(demod_soft_bits_fd, "%b %b %b %b %b %b\n",demod_soft_bits[0],demod_soft_bits[1],demod_soft_bits[2],demod_soft_bits[3],demod_soft_bits[4],demod_soft_bits[5]);
$fwrite(demod_soft_bits_pos_fd, "%b %b %b %b\n",demod_soft_bits_pos[0],demod_soft_bits_pos[1],demod_soft_bits_pos[2],demod_soft_bits_pos[3]);
$fflush(demod_out_fd);
$fflush(demod_soft_bits_fd);
$fflush(demod_soft_bits_pos_fd);
end
if (dot11_state == S_DECODE_DATA && deinterleave_erase_out_strobe) begin
@ -335,6 +347,8 @@ dot11 dot11_inst (
.legacy_sig_tail(legacy_sig_tail),
.demod_out(demod_out),
.demod_soft_bits(demod_soft_bits),
.demod_soft_bits_pos(demod_soft_bits_pos),
.demod_out_strobe(demod_out_strobe),
.deinterleave_erase_out(deinterleave_erase_out),

5
verilog/ofdm_decoder.v
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@ -14,6 +14,8 @@ module ofdm_decoder
input [31:0] num_bits_to_decode,
output [5:0] demod_out,
output [5:0] demod_soft_bits,
output [3:0] demod_soft_bits_pos,
output demod_out_strobe,
output [7:0] deinterleave_erase_out,
@ -29,9 +31,6 @@ module ofdm_decoder
output byte_out_strobe
);
wire [5:0] demod_soft_bits;
wire [3:0] demod_soft_bits_pos;
reg conv_in_stb, conv_in_stb_dly, do_descramble_dly;
reg [2:0] conv_in0, conv_in0_dly;
reg [2:0] conv_in1, conv_in1_dly;

2
verilog/openofdm_rx.v
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@ -193,6 +193,8 @@
// decoding pipeline
.demod_out(),
.demod_soft_bits(),
.demod_soft_bits_pos(),
.demod_out_strobe(),
.deinterleave_erase_out(),