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Author SHA1 Message Date
futh0403 4e0f4a2d31 合并main分支的部分修改 
-尽量避免使用for循环
 2025-03-14 09:32:00 +08:00
dada ec72ff7551 parameterize modules 2025-03-14 09:32:00 +08:00
dada 6215a3516d promote precision to about half LSB 2025-03-14 09:32:00 +08:00
dada 092100d6ad data width of multiplier ports has been modified in order to reduce ovreheads 2025-03-14 09:32:00 +08:00
dada e98731cdd1 八路并行，一路超前计算，七路进位链 2025-03-14 09:31:51 +08:00
34 changed files with 3628 additions and 3083 deletions
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1
rtl/z_dsp/FixRound.v → rtl/ref/FixRound.v
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@ -35,4 +35,3 @@ always@(posedge clk or negedge rstn)
assign dout = din_round;
endmodule

345
rtl/ref/IIR_Filter_p8.v Normal file
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@ -0,0 +1,345 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : IIR_Filter.v
// Department :
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.4 2024-05-28 thfu
//2024-05-28 10:22:49
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module IIR_Filter_p8_ref #(
parameter data_in_width = 16
,parameter coef_width = 32
,parameter frac_data_out_width = 20//X for in,5
,parameter frac_coef_width = 31//division
)
(
input rstn
,input clk
,input en
,input signed [data_in_width-1:0] dinp0
,input signed [data_in_width-1:0] dinp1
,input signed [data_in_width-1:0] dinp2
,input signed [data_in_width-1:0] dinp3
,input signed [data_in_width-1:0] dinp4
,input signed [data_in_width-1:0] dinp5
,input signed [data_in_width-1:0] dinp6
,input signed [data_in_width-1:0] dinp7
,input signed [coef_width-1 :0] a_re
,input signed [coef_width-1 :0] a_im
,input signed [coef_width-1 :0] ab_re
,input signed [coef_width-1 :0] ab_im
,input signed [coef_width-1 :0] abb_re
,input signed [coef_width-1 :0] abb_im
,input signed [coef_width-1 :0] ab_pow3_re
,input signed [coef_width-1 :0] ab_pow3_im
,input signed [coef_width-1 :0] ab_pow4_re
,input signed [coef_width-1 :0] ab_pow4_im
,input signed [coef_width-1 :0] ab_pow5_re
,input signed [coef_width-1 :0] ab_pow5_im
,input signed [coef_width-1 :0] ab_pow6_re
,input signed [coef_width-1 :0] ab_pow6_im
,input signed [coef_width-1 :0] ab_pow7_re
,input signed [coef_width-1 :0] ab_pow7_im
,input signed [coef_width-1 :0] b_pow8_re
,input signed [coef_width-1 :0] b_pow8_im
,output signed [data_in_width-1:0] dout
);
wire signed [data_in_width+frac_data_out_width:0] x1_re;
wire signed [data_in_width+frac_data_out_width:0] x1_im;
mult_C_ref
#(
.A_width(data_in_width)
,.B_width(data_in_width)
,.C_width(coef_width+frac_data_out_width)
,.D_width(coef_width+frac_data_out_width)
,.frac_coef_width(frac_coef_width)
)
inst_c1 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (dinp0 ),
.b (16'b0 ),
.c ({a_re,{frac_data_out_width{1'b0}}}),
.d ({a_im,{frac_data_out_width{1'b0}}}),
.Re (x1_re ),//a*x*dinp0
.Im (x1_im )
);
wire signed [data_in_width+frac_data_out_width:0] x2_re;
wire signed [data_in_width+frac_data_out_width:0] x2_im;
mult_C_ref
#(
.A_width(data_in_width)
,.B_width(data_in_width)
,.C_width(coef_width+frac_data_out_width)
,.D_width(coef_width+frac_data_out_width)
,.frac_coef_width(frac_coef_width)
)
inst_c2 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (dinp1 ),
.b (16'd0 ),
.c ({ab_re,{frac_data_out_width{1'b0}}} ),
.d ({ab_im,{frac_data_out_width{1'b0}}} ),
.Re (x2_re ),//a*b*dinp1
.Im (x2_im )
);
wire signed [data_in_width+frac_data_out_width:0] x3_re;
wire signed [data_in_width+frac_data_out_width:0] x3_im;
mult_C_ref
#(
.A_width(data_in_width)
,.B_width(data_in_width)
,.C_width(coef_width+frac_data_out_width)
,.D_width(coef_width+frac_data_out_width)
,.frac_coef_width(frac_coef_width)
)
inst_c3 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (dinp2 ),
.b (16'd0 ),
.c ({abb_re,{frac_data_out_width{1'b0}}} ),
.d ({abb_im,{frac_data_out_width{1'b0}}} ),
.Re (x3_re ),//a*b*b*dinp2
.Im (x3_im )
);
wire signed [data_in_width+frac_data_out_width:0] x4_re;
wire signed [data_in_width+frac_data_out_width:0] x4_im;
mult_C_ref
#(
.A_width(data_in_width)
,.B_width(data_in_width)
,.C_width(coef_width+frac_data_out_width)
,.D_width(coef_width+frac_data_out_width)
,.frac_coef_width(frac_coef_width)
)
inst_c4 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (dinp3 ),
.b (16'd0 ),
.c ({ab_pow3_re,{frac_data_out_width{1'b0}}} ),
.d ({ab_pow3_im,{frac_data_out_width{1'b0}}} ),
.Re (x4_re ),//a*b^3*dinp3
.Im (x4_im )
);
wire signed [data_in_width+frac_data_out_width:0] x5_re;
wire signed [data_in_width+frac_data_out_width:0] x5_im;
mult_C_ref
#(
.A_width(data_in_width)
,.B_width(data_in_width)
,.C_width(coef_width+frac_data_out_width)
,.D_width(coef_width+frac_data_out_width)
,.frac_coef_width(frac_coef_width)
)
inst_c5 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (dinp4 ),
.b (16'd0 ),
.c ({ab_pow4_re,{frac_data_out_width{1'b0}}} ),
.d ({ab_pow4_im,{frac_data_out_width{1'b0}}} ),
.Re (x5_re ),//a*b^4*dinp4
.Im (x5_im )
);
wire signed [data_in_width+frac_data_out_width:0] x6_re;
wire signed [data_in_width+frac_data_out_width:0] x6_im;
mult_C_ref
#(
.A_width(data_in_width)
,.B_width(data_in_width)
,.C_width(coef_width+frac_data_out_width)
,.D_width(coef_width+frac_data_out_width)
,.frac_coef_width(frac_coef_width)
)
inst_c6 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (dinp5 ),
.b (16'd0 ),
.c ({ab_pow5_re,{frac_data_out_width{1'b0}}} ),
.d ({ab_pow5_im,{frac_data_out_width{1'b0}}} ),
.Re (x6_re ),//a*b^5*dinp5
.Im (x6_im )
);
wire signed [data_in_width+frac_data_out_width:0] x7_re;
wire signed [data_in_width+frac_data_out_width:0] x7_im;
mult_C_ref
#(
.A_width(data_in_width)
,.B_width(data_in_width)
,.C_width(coef_width+frac_data_out_width)
,.D_width(coef_width+frac_data_out_width)
,.frac_coef_width(frac_coef_width)
)
inst_c7 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (dinp6 ),
.b (16'd0 ),
.c ({ab_pow6_re,{frac_data_out_width{1'b0}}} ),
.d ({ab_pow6_im,{frac_data_out_width{1'b0}}} ),
.Re (x7_re ),//a*b^6*dinp6
.Im (x7_im )
);
wire signed [data_in_width+frac_data_out_width:0] x8_re;
wire signed [data_in_width+frac_data_out_width:0] x8_im;
mult_C_ref
#(
.A_width(data_in_width)
,.B_width(data_in_width)
,.C_width(coef_width+frac_data_out_width)
,.D_width(coef_width+frac_data_out_width)
,.frac_coef_width(frac_coef_width)
)
inst_c8 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (dinp7 ),
.b (16'd0 ),
.c ({ab_pow7_re,{frac_data_out_width{1'b0}}} ),
.d ({ab_pow7_im,{frac_data_out_width{1'b0}}} ),
.Re (x8_re ),//a*b^7*dinp7
.Im (x8_im )
);
wire signed [data_in_width+frac_data_out_width+1:0] v_re;
wire signed [data_in_width+frac_data_out_width+1:0] v_im;
assign v_re = x1_re + x2_re + x3_re + x4_re + x5_re + x6_re + x7_re + x8_re;
assign v_im = x1_im + x2_im + x3_im + x4_im + x5_im + x6_im + x7_im + x8_im;
reg signed [data_in_width+frac_data_out_width+1:0] v1_re;
reg signed [data_in_width+frac_data_out_width+1:0] v1_im;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
v1_re <= 'h0;
v1_im <= 'h0;
end
else if(en)
begin
v1_re <= v_re;
v1_im <= v_im;
end
else
begin
v1_re <= v1_re;
v1_im <= v1_im;
end
wire signed [data_in_width+frac_data_out_width+1:0] y_re;
wire signed [data_in_width+frac_data_out_width+1:0] y_im;
reg signed [data_in_width+frac_data_out_width+2:0] y1_re;
reg signed [data_in_width+frac_data_out_width+2:0] y1_im;
reg signed [data_in_width-1:0] dout_re;
mult_C_ref
#(
.A_width(data_in_width+frac_data_out_width+2)
,.B_width(data_in_width+frac_data_out_width+2)
,.C_width(coef_width)
,.D_width(coef_width)
,.frac_coef_width(frac_coef_width)
)
inst_c9 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (y_re ),
.b (y_im ),
.c (b_pow8_re ),
.d (b_pow8_im ),
.Re (y1_re ),//b^8*y(n-1)
.Im (y1_im )
);
assign y_re = v1_re + y1_re;
assign y_im = v1_im + y1_im;
wire signed [data_in_width+frac_data_out_width+1:0] dout_round;
FixRound #(data_in_width+frac_data_out_width+2,frac_data_out_width) u_round1 (clk, rstn, en, y_re, dout_round);
always @(posedge clk or negedge rstn)
if (!rstn)
begin
dout_re <= 'h0;
end
else if(en)
begin
dout_re <= dout_round[frac_data_out_width+15:frac_data_out_width];
end
else
begin
dout_re <= dout_re;
end
reg signed [data_in_width-1:0] dout_clip;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
dout_clip <= 'h0;
end
else if(en)
begin
if(dout_round[frac_data_out_width+16:frac_data_out_width+15]==2'b01)
dout_clip <= 16'd32767;
else if(dout_round[frac_data_out_width+16:frac_data_out_width+15]==2'b10)
dout_clip <= -16'd32768;
else
dout_clip <= dout_re;
end
else
begin
dout_clip <= dout_clip;
end
assign dout = dout_clip;
endmodule

379
rtl/ref/IIR_top.v Normal file
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@ -0,0 +1,379 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : TailCorr_top.v
// Department :
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.3 2024-05-15 thfu
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module IIR_top_ref
(
input rstn
,input clk
,input en
,input signed [15:0] IIRin_p0
,input signed [15:0] IIRin_p1
,input signed [15:0] IIRin_p2
,input signed [15:0] IIRin_p3
,input signed [15:0] IIRin_p4
,input signed [15:0] IIRin_p5
,input signed [15:0] IIRin_p6
,input signed [15:0] IIRin_p7
,input signed [31 :0] a_re
,input signed [31 :0] a_im
,input signed [31 :0] ab_re
,input signed [31 :0] ab_im
,input signed [31 :0] abb_re
,input signed [31 :0] abb_im
,input signed [31 :0] ab_pow3_re
,input signed [31 :0] ab_pow3_im
,input signed [31 :0] ab_pow4_re
,input signed [31 :0] ab_pow4_im
,input signed [31 :0] ab_pow5_re
,input signed [31 :0] ab_pow5_im
,input signed [31 :0] ab_pow6_re
,input signed [31 :0] ab_pow6_im
,input signed [31 :0] ab_pow7_re
,input signed [31 :0] ab_pow7_im
,input signed [31 :0] b_pow8_re
,input signed [31 :0] b_pow8_im
,output signed [15:0] IIRout_p0
,output signed [15:0] IIRout_p1
,output signed [15:0] IIRout_p2
,output signed [15:0] IIRout_p3
,output signed [15:0] IIRout_p4
,output signed [15:0] IIRout_p5
,output signed [15:0] IIRout_p6
,output signed [15:0] IIRout_p7
);
reg signed [15:0] IIRin_p0_r1;
reg signed [15:0] IIRin_p1_r1;
reg signed [15:0] IIRin_p2_r1;
reg signed [15:0] IIRin_p3_r1;
reg signed [15:0] IIRin_p4_r1;
reg signed [15:0] IIRin_p5_r1;
reg signed [15:0] IIRin_p6_r1;
reg signed [15:0] IIRin_p7_r1;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
IIRin_p0_r1 <= 'h0;
IIRin_p1_r1 <= 'h0;
IIRin_p2_r1 <= 'h0;
IIRin_p3_r1 <= 'h0;
IIRin_p4_r1 <= 'h0;
IIRin_p5_r1 <= 'h0;
IIRin_p6_r1 <= 'h0;
IIRin_p7_r1 <= 'h0;
end
else if(en)
begin
IIRin_p0_r1 <= IIRin_p0;
IIRin_p1_r1 <= IIRin_p1;
IIRin_p2_r1 <= IIRin_p2;
IIRin_p3_r1 <= IIRin_p3;
IIRin_p4_r1 <= IIRin_p4;
IIRin_p5_r1 <= IIRin_p5;
IIRin_p6_r1 <= IIRin_p6;
IIRin_p7_r1 <= IIRin_p7;
end
else
begin
IIRin_p0_r1 <= IIRin_p0_r1;
IIRin_p1_r1 <= IIRin_p1_r1;
IIRin_p2_r1 <= IIRin_p2_r1;
IIRin_p3_r1 <= IIRin_p3_r1;
IIRin_p4_r1 <= IIRin_p4_r1;
IIRin_p5_r1 <= IIRin_p5_r1;
IIRin_p6_r1 <= IIRin_p6_r1;
IIRin_p7_r1 <= IIRin_p7_r1;
end
IIR_Filter_p8_ref inst_iir_0_p0 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p0 ),
.dinp1 (IIRin_p7_r1 ),
.dinp2 (IIRin_p6_r1 ),
.dinp3 (IIRin_p5_r1 ),
.dinp4 (IIRin_p4_r1 ),
.dinp5 (IIRin_p3_r1 ),
.dinp6 (IIRin_p2_r1 ),
.dinp7 (IIRin_p1_r1 ),
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p0 )
);
IIR_Filter_p8_ref inst_iir_o_p1 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p1 ),
.dinp1 (IIRin_p0 ),
.dinp2 (IIRin_p7_r1 ),
.dinp3 (IIRin_p6_r1 ),
.dinp4 (IIRin_p5_r1 ),
.dinp5 (IIRin_p4_r1 ),
.dinp6 (IIRin_p3_r1 ),
.dinp7 (IIRin_p2_r1 ),
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p1 )
);
IIR_Filter_p8_ref inst_iir_0_p2 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p2 ),
.dinp1 (IIRin_p1 ),
.dinp2 (IIRin_p0 ),
.dinp3 (IIRin_p7_r1 ),
.dinp4 (IIRin_p6_r1 ),
.dinp5 (IIRin_p5_r1 ),
.dinp6 (IIRin_p4_r1 ),
.dinp7 (IIRin_p3_r1 ),
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p2 )
);
IIR_Filter_p8_ref inst_iir_0_p3 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p3 ),
.dinp1 (IIRin_p2 ),
.dinp2 (IIRin_p1 ),
.dinp3 (IIRin_p0 ),
.dinp4 (IIRin_p7_r1 ),
.dinp5 (IIRin_p6_r1 ),
.dinp6 (IIRin_p5_r1 ),
.dinp7 (IIRin_p4_r1 ),
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p3 )
);
IIR_Filter_p8_ref inst_iir_0_p4 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p4 ),
.dinp1 (IIRin_p3 ),
.dinp2 (IIRin_p2 ),
.dinp3 (IIRin_p1 ),
.dinp4 (IIRin_p0 ),
.dinp5 (IIRin_p7_r1 ),
.dinp6 (IIRin_p6_r1 ),
.dinp7 (IIRin_p5_r1 ),
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p4 )
);
IIR_Filter_p8_ref inst_iir_0_p5 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p5 ),
.dinp1 (IIRin_p4 ),
.dinp2 (IIRin_p3 ),
.dinp3 (IIRin_p2 ),
.dinp4 (IIRin_p1 ),
.dinp5 (IIRin_p0 ),
.dinp6 (IIRin_p7_r1 ),
.dinp7 (IIRin_p6_r1 ),
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p5 )
);
IIR_Filter_p8_ref inst_iir_0_p6 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p6 ),
.dinp1 (IIRin_p5 ),
.dinp2 (IIRin_p4 ),
.dinp3 (IIRin_p3 ),
.dinp4 (IIRin_p2 ),
.dinp5 (IIRin_p1 ),
.dinp6 (IIRin_p0 ),
.dinp7 (IIRin_p7_r1 ),
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p6 )
);
IIR_Filter_p8_ref inst_iir_0_p7 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p7 ),
.dinp1 (IIRin_p6 ),
.dinp2 (IIRin_p5 ),
.dinp3 (IIRin_p4 ),
.dinp4 (IIRin_p3 ),
.dinp5 (IIRin_p2 ),
.dinp6 (IIRin_p1 ),
.dinp7 (IIRin_p0 ),
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p7 )
);
endmodule

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rtl/ref/TailCorr_top.v Normal file
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@ -0,0 +1,900 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : TailCorr_top.v
// Department :
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.3 2025-02-28 thfu
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module TailCorr_top_ref
(
input rstn
,input clk
,input en
,input vldi
,input signed [15:0] din0
,input signed [15:0] din1
,input signed [15:0] din2
,input signed [15:0] din3
,input signed [31:0] a_re0
,input signed [31:0] a_im0
,input signed [31:0] ab_re0
,input signed [31:0] ab_im0
,input signed [31:0] abb_re0
,input signed [31:0] abb_im0
,input signed [31:0] ab_pow3_re0
,input signed [31:0] ab_pow3_im0
,input signed [31:0] ab_pow4_re0
,input signed [31:0] ab_pow4_im0
,input signed [31:0] ab_pow5_re0
,input signed [31:0] ab_pow5_im0
,input signed [31:0] ab_pow6_re0
,input signed [31:0] ab_pow6_im0
,input signed [31:0] ab_pow7_re0
,input signed [31:0] ab_pow7_im0
,input signed [31:0] b_pow8_re0
,input signed [31:0] b_pow8_im0
,input signed [31:0] a_re1
,input signed [31:0] a_im1
,input signed [31:0] ab_re1
,input signed [31:0] ab_im1
,input signed [31:0] abb_re1
,input signed [31:0] abb_im1
,input signed [31:0] ab_pow3_re1
,input signed [31:0] ab_pow3_im1
,input signed [31:0] ab_pow4_re1
,input signed [31:0] ab_pow4_im1
,input signed [31:0] ab_pow5_re1
,input signed [31:0] ab_pow5_im1
,input signed [31:0] ab_pow6_re1
,input signed [31:0] ab_pow6_im1
,input signed [31:0] ab_pow7_re1
,input signed [31:0] ab_pow7_im1
,input signed [31:0] b_pow8_re1
,input signed [31:0] b_pow8_im1
,input signed [31:0] a_re2
,input signed [31:0] a_im2
,input signed [31:0] ab_re2
,input signed [31:0] ab_im2
,input signed [31:0] abb_re2
,input signed [31:0] abb_im2
,input signed [31:0] ab_pow3_re2
,input signed [31:0] ab_pow3_im2
,input signed [31:0] ab_pow4_re2
,input signed [31:0] ab_pow4_im2
,input signed [31:0] ab_pow5_re2
,input signed [31:0] ab_pow5_im2
,input signed [31:0] ab_pow6_re2
,input signed [31:0] ab_pow6_im2
,input signed [31:0] ab_pow7_re2
,input signed [31:0] ab_pow7_im2
,input signed [31:0] b_pow8_re2
,input signed [31:0] b_pow8_im2
,input signed [31:0] a_re3
,input signed [31:0] a_im3
,input signed [31:0] ab_re3
,input signed [31:0] ab_im3
,input signed [31:0] abb_re3
,input signed [31:0] abb_im3
,input signed [31:0] ab_pow3_re3
,input signed [31:0] ab_pow3_im3
,input signed [31:0] ab_pow4_re3
,input signed [31:0] ab_pow4_im3
,input signed [31:0] ab_pow5_re3
,input signed [31:0] ab_pow5_im3
,input signed [31:0] ab_pow6_re3
,input signed [31:0] ab_pow6_im3
,input signed [31:0] ab_pow7_re3
,input signed [31:0] ab_pow7_im3
,input signed [31:0] b_pow8_re3
,input signed [31:0] b_pow8_im3
,input signed [31:0] a_re4
,input signed [31:0] a_im4
,input signed [31:0] ab_re4
,input signed [31:0] ab_im4
,input signed [31:0] abb_re4
,input signed [31:0] abb_im4
,input signed [31:0] ab_pow3_re4
,input signed [31:0] ab_pow3_im4
,input signed [31:0] ab_pow4_re4
,input signed [31:0] ab_pow4_im4
,input signed [31:0] ab_pow5_re4
,input signed [31:0] ab_pow5_im4
,input signed [31:0] ab_pow6_re4
,input signed [31:0] ab_pow6_im4
,input signed [31:0] ab_pow7_re4
,input signed [31:0] ab_pow7_im4
,input signed [31:0] b_pow8_re4
,input signed [31:0] b_pow8_im4
,input signed [31:0] a_re5
,input signed [31:0] a_im5
,input signed [31:0] ab_re5
,input signed [31:0] ab_im5
,input signed [31:0] abb_re5
,input signed [31:0] abb_im5
,input signed [31:0] ab_pow3_re5
,input signed [31:0] ab_pow3_im5
,input signed [31:0] ab_pow4_re5
,input signed [31:0] ab_pow4_im5
,input signed [31:0] ab_pow5_re5
,input signed [31:0] ab_pow5_im5
,input signed [31:0] ab_pow6_re5
,input signed [31:0] ab_pow6_im5
,input signed [31:0] ab_pow7_re5
,input signed [31:0] ab_pow7_im5
,input signed [31:0] b_pow8_re5
,input signed [31:0] b_pow8_im5
,output signed [15:0] dout_p0
,output signed [15:0] dout_p1
,output signed [15:0] dout_p2
,output signed [15:0] dout_p3
,output signed [15:0] dout_p4
,output signed [15:0] dout_p5
,output signed [15:0] dout_p6
,output signed [15:0] dout_p7
,output vldo
);
wire signed [15:0] din_p0;
wire signed [15:0] din_p1;
wire signed [15:0] din_p2;
wire signed [15:0] din_p3;
wire signed [15:0] din_p4;
wire signed [15:0] din_p5;
wire signed [15:0] din_p6;
wire signed [15:0] din_p7;
wire signed [15:0] IIRin_p0;
wire signed [15:0] IIRin_p1;
wire signed [15:0] IIRin_p2;
wire signed [15:0] IIRin_p3;
wire signed [15:0] IIRin_p4;
wire signed [15:0] IIRin_p5;
wire signed [15:0] IIRin_p6;
wire signed [15:0] IIRin_p7;
wire vldo_diff;
diff_p_ref inst_diff_p_ref (
.rstn (rstn),
.clk (clk ),
.en (en ),
.vldi (vldi),
.din0 (din0),
.din1 (din1),
.din2 (din2),
.din3 (din3),
.vldo (vldo_diff),
.dout_p0 (din_p0),
.dout_p1 (din_p1),
.dout_p2 (din_p2),
.dout_p3 (din_p3),
.dout_p4 (din_p4),
.dout_p5 (din_p5),
.dout_p6 (din_p6),
.dout_p7 (din_p7),
.diff_p0 (IIRin_p0),
.diff_p1 (IIRin_p1),
.diff_p2 (IIRin_p2),
.diff_p3 (IIRin_p3),
.diff_p4 (IIRin_p4),
.diff_p5 (IIRin_p5),
.diff_p6 (IIRin_p6),
.diff_p7 (IIRin_p7)
);
reg signed [15:0] din_p0_r1;
reg signed [15:0] din_p0_r2;
reg signed [15:0] din_p0_r3;
reg signed [15:0] din_p0_r4;
reg signed [15:0] din_p0_r5;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
din_p0_r1 <= 'h0;
din_p0_r2 <= 'h0;
din_p0_r3 <= 'h0;
din_p0_r4 <= 'h0;
din_p0_r5 <= 'h0;
end
else if(en)
begin
din_p0_r1 <= din_p0;
din_p0_r2 <= din_p0_r1;
din_p0_r3 <= din_p0_r2;
din_p0_r4 <= din_p0_r3;
din_p0_r5 <= din_p0_r4;
end
else
begin
din_p0_r1 <= din_p0_r1;
din_p0_r2 <= din_p0_r2;
din_p0_r3 <= din_p0_r3;
din_p0_r4 <= din_p0_r4;
din_p0_r5 <= din_p0_r5;
end
reg signed [15:0] din_p1_r1;
reg signed [15:0] din_p1_r2;
reg signed [15:0] din_p1_r3;
reg signed [15:0] din_p1_r4;
reg signed [15:0] din_p1_r5;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
din_p1_r1 <= 'h0;
din_p1_r2 <= 'h0;
din_p1_r3 <= 'h0;
din_p1_r4 <= 'h0;
din_p1_r5 <= 'h0;
end
else if(en)
begin
din_p1_r1 <= din_p1;
din_p1_r2 <= din_p1_r1;
din_p1_r3 <= din_p1_r2;
din_p1_r4 <= din_p1_r3;
din_p1_r5 <= din_p1_r4;
end
else
begin
din_p1_r1 <= din_p1_r1;
din_p1_r2 <= din_p1_r2;
din_p1_r3 <= din_p1_r3;
din_p1_r4 <= din_p1_r4;
din_p1_r5 <= din_p1_r5;
end
reg signed [15:0] din_p2_r1;
reg signed [15:0] din_p2_r2;
reg signed [15:0] din_p2_r3;
reg signed [15:0] din_p2_r4;
reg signed [15:0] din_p2_r5;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
din_p2_r1 <= 'h0;
din_p2_r2 <= 'h0;
din_p2_r3 <= 'h0;
din_p2_r4 <= 'h0;
din_p2_r5 <= 'h0;
end
else if(en)
begin
din_p2_r1 <= din_p2;
din_p2_r2 <= din_p2_r1;
din_p2_r3 <= din_p2_r2;
din_p2_r4 <= din_p2_r3;
din_p2_r5 <= din_p2_r4;
end
else
begin
din_p2_r1 <= din_p2_r1;
din_p2_r2 <= din_p2_r2;
din_p2_r3 <= din_p2_r3;
din_p2_r4 <= din_p2_r4;
din_p2_r5 <= din_p2_r5;
end
reg signed [15:0] din_p3_r1;
reg signed [15:0] din_p3_r2;
reg signed [15:0] din_p3_r3;
reg signed [15:0] din_p3_r4;
reg signed [15:0] din_p3_r5;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
din_p3_r1 <= 'h0;
din_p3_r2 <= 'h0;
din_p3_r3 <= 'h0;
din_p3_r4 <= 'h0;
din_p3_r5 <= 'h0;
end
else if(en)
begin
din_p3_r1 <= din_p3;
din_p3_r2 <= din_p3_r1;
din_p3_r3 <= din_p3_r2;
din_p3_r4 <= din_p3_r3;
din_p3_r5 <= din_p3_r4;
end
else
begin
din_p3_r1 <= din_p3_r1;
din_p3_r2 <= din_p3_r2;
din_p3_r3 <= din_p3_r3;
din_p3_r4 <= din_p3_r4;
din_p3_r5 <= din_p3_r5;
end
reg signed [15:0] din_p4_r1;
reg signed [15:0] din_p4_r2;
reg signed [15:0] din_p4_r3;
reg signed [15:0] din_p4_r4;
reg signed [15:0] din_p4_r5;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
din_p4_r1 <= 'h0;
din_p4_r2 <= 'h0;
din_p4_r3 <= 'h0;
din_p4_r4 <= 'h0;
din_p4_r5 <= 'h0;
end
else if(en)
begin
din_p4_r1 <= din_p4;
din_p4_r2 <= din_p4_r1;
din_p4_r3 <= din_p4_r2;
din_p4_r4 <= din_p4_r3;
din_p4_r5 <= din_p4_r4;
end
else
begin
din_p4_r1 <= din_p4_r1;
din_p4_r2 <= din_p4_r2;
din_p4_r3 <= din_p4_r3;
din_p4_r4 <= din_p4_r4;
din_p4_r5 <= din_p4_r5;
end
reg signed [15:0] din_p5_r1;
reg signed [15:0] din_p5_r2;
reg signed [15:0] din_p5_r3;
reg signed [15:0] din_p5_r4;
reg signed [15:0] din_p5_r5;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
din_p5_r1 <= 'h0;
din_p5_r2 <= 'h0;
din_p5_r3 <= 'h0;
din_p5_r4 <= 'h0;
din_p5_r5 <= 'h0;
end
else if(en)
begin
din_p5_r1 <= din_p5;
din_p5_r2 <= din_p5_r1;
din_p5_r3 <= din_p5_r2;
din_p5_r4 <= din_p5_r3;
din_p5_r5 <= din_p5_r4;
end
else
begin
din_p5_r1 <= din_p5_r1;
din_p5_r2 <= din_p5_r2;
din_p5_r3 <= din_p5_r3;
din_p5_r4 <= din_p5_r4;
din_p5_r5 <= din_p5_r5;
end
reg signed [15:0] din_p6_r1;
reg signed [15:0] din_p6_r2;
reg signed [15:0] din_p6_r3;
reg signed [15:0] din_p6_r4;
reg signed [15:0] din_p6_r5;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
din_p6_r1 <= 'h0;
din_p6_r2 <= 'h0;
din_p6_r3 <= 'h0;
din_p6_r4 <= 'h0;
din_p6_r5 <= 'h0;
end
else if(en)
begin
din_p6_r1 <= din_p6;
din_p6_r2 <= din_p6_r1;
din_p6_r3 <= din_p6_r2;
din_p6_r4 <= din_p6_r3;
din_p6_r5 <= din_p6_r4;
end
else
begin
din_p6_r1 <= din_p6_r1;
din_p6_r2 <= din_p6_r2;
din_p6_r3 <= din_p6_r3;
din_p6_r4 <= din_p6_r4;
din_p6_r5 <= din_p6_r5;
end
reg signed [15:0] din_p7_r1;
reg signed [15:0] din_p7_r2;
reg signed [15:0] din_p7_r3;
reg signed [15:0] din_p7_r4;
reg signed [15:0] din_p7_r5;
reg signed [15:0] din_p7_r6;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
din_p7_r1 <= 'h0;
din_p7_r2 <= 'h0;
din_p7_r3 <= 'h0;
din_p7_r4 <= 'h0;
din_p7_r5 <= 'h0;
end
else if(en)
begin
din_p7_r1 <= din_p7;
din_p7_r2 <= din_p7_r1;
din_p7_r3 <= din_p7_r2;
din_p7_r4 <= din_p7_r3;
din_p7_r5 <= din_p7_r4;
end
else
begin
din_p7_r1 <= din_p7_r1;
din_p7_r2 <= din_p7_r2;
din_p7_r3 <= din_p7_r3;
din_p7_r4 <= din_p7_r4;
din_p7_r5 <= din_p7_r5;
end
wire signed [15:0] IIRout0_p0;
wire signed [15:0] IIRout0_p1;
wire signed [15:0] IIRout0_p2;
wire signed [15:0] IIRout0_p3;
wire signed [15:0] IIRout0_p4;
wire signed [15:0] IIRout0_p5;
wire signed [15:0] IIRout0_p6;
wire signed [15:0] IIRout0_p7;
IIR_top_ref inst_IIR_top_ref_0 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.IIRin_p0 (IIRin_p0 ),
.IIRin_p1 (IIRin_p1 ),
.IIRin_p2 (IIRin_p2 ),
.IIRin_p3 (IIRin_p3 ),
.IIRin_p4 (IIRin_p4 ),
.IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ),
.a_re (a_re0 ),
.a_im (a_im0 ),
.ab_re (ab_re0 ),
.ab_im (ab_im0 ),
.abb_re (abb_re0 ),
.abb_im (abb_im0 ),
.ab_pow3_re (ab_pow3_re0 ),
.ab_pow3_im (ab_pow3_im0 ),
.ab_pow4_re (ab_pow4_re0 ),
.ab_pow4_im (ab_pow4_im0 ),
.ab_pow5_re (ab_pow5_re0 ),
.ab_pow5_im (ab_pow5_im0 ),
.ab_pow6_re (ab_pow6_re0 ),
.ab_pow6_im (ab_pow6_im0 ),
.ab_pow7_re (ab_pow7_re0 ),
.ab_pow7_im (ab_pow7_im0 ),
.b_pow8_re (b_pow8_re0 ),
.b_pow8_im (b_pow8_im0 ),
.IIRout_p0 (IIRout0_p0 ),
.IIRout_p1 (IIRout0_p1 ),
.IIRout_p2 (IIRout0_p2 ),
.IIRout_p3 (IIRout0_p3 ),
.IIRout_p4 (IIRout0_p4 ),
.IIRout_p5 (IIRout0_p5 ),
.IIRout_p6 (IIRout0_p6 ),
.IIRout_p7 (IIRout0_p7 )
);
wire signed [15:0] IIRout1_p0;
wire signed [15:0] IIRout1_p1;
wire signed [15:0] IIRout1_p2;
wire signed [15:0] IIRout1_p3;
wire signed [15:0] IIRout1_p4;
wire signed [15:0] IIRout1_p5;
wire signed [15:0] IIRout1_p6;
wire signed [15:0] IIRout1_p7;
IIR_top_ref inst_IIR_top_ref_1 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.IIRin_p0 (IIRin_p0 ),
.IIRin_p1 (IIRin_p1 ),
.IIRin_p2 (IIRin_p2 ),
.IIRin_p3 (IIRin_p3 ),
.IIRin_p4 (IIRin_p4 ),
.IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ),
.a_re (a_re1 ),
.a_im (a_im1 ),
.ab_re (ab_re1 ),
.ab_im (ab_im1 ),
.abb_re (abb_re1 ),
.abb_im (abb_im1 ),
.ab_pow3_re (ab_pow3_re1 ),
.ab_pow3_im (ab_pow3_im1 ),
.ab_pow4_re (ab_pow4_re1 ),
.ab_pow4_im (ab_pow4_im1 ),
.ab_pow5_re (ab_pow5_re1 ),
.ab_pow5_im (ab_pow5_im1 ),
.ab_pow6_re (ab_pow6_re1 ),
.ab_pow6_im (ab_pow6_im1 ),
.ab_pow7_re (ab_pow7_re1 ),
.ab_pow7_im (ab_pow7_im1 ),
.b_pow8_re (b_pow8_re1 ),
.b_pow8_im (b_pow8_im1 ),
.IIRout_p0 (IIRout1_p0 ),
.IIRout_p1 (IIRout1_p1 ),
.IIRout_p2 (IIRout1_p2 ),
.IIRout_p3 (IIRout1_p3 ),
.IIRout_p4 (IIRout1_p4 ),
.IIRout_p5 (IIRout1_p5 ),
.IIRout_p6 (IIRout1_p6 ),
.IIRout_p7 (IIRout1_p7 )
);
wire signed [15:0] IIRout2_p0;
wire signed [15:0] IIRout2_p1;
wire signed [15:0] IIRout2_p2;
wire signed [15:0] IIRout2_p3;
wire signed [15:0] IIRout2_p4;
wire signed [15:0] IIRout2_p5;
wire signed [15:0] IIRout2_p6;
wire signed [15:0] IIRout2_p7;
IIR_top_ref inst_IIR_top_ref_2 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.IIRin_p0 (IIRin_p0 ),
.IIRin_p1 (IIRin_p1 ),
.IIRin_p2 (IIRin_p2 ),
.IIRin_p3 (IIRin_p3 ),
.IIRin_p4 (IIRin_p4 ),
.IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ),
.a_re (a_re2 ),
.a_im (a_im2 ),
.ab_re (ab_re2 ),
.ab_im (ab_im2 ),
.abb_re (abb_re2 ),
.abb_im (abb_im2 ),
.ab_pow3_re (ab_pow3_re2 ),
.ab_pow3_im (ab_pow3_im2 ),
.ab_pow4_re (ab_pow4_re2 ),
.ab_pow4_im (ab_pow4_im2 ),
.ab_pow5_re (ab_pow5_re2 ),
.ab_pow5_im (ab_pow5_im2 ),
.ab_pow6_re (ab_pow6_re2 ),
.ab_pow6_im (ab_pow6_im2 ),
.ab_pow7_re (ab_pow7_re2 ),
.ab_pow7_im (ab_pow7_im2 ),
.b_pow8_re (b_pow8_re2 ),
.b_pow8_im (b_pow8_im2 ),
.IIRout_p0 (IIRout2_p0 ),
.IIRout_p1 (IIRout2_p1 ),
.IIRout_p2 (IIRout2_p2 ),
.IIRout_p3 (IIRout2_p3 ),
.IIRout_p4 (IIRout2_p4 ),
.IIRout_p5 (IIRout2_p5 ),
.IIRout_p6 (IIRout2_p6 ),
.IIRout_p7 (IIRout2_p7 )
);
wire signed [15:0] IIRout3_p0;
wire signed [15:0] IIRout3_p1;
wire signed [15:0] IIRout3_p2;
wire signed [15:0] IIRout3_p3;
wire signed [15:0] IIRout3_p4;
wire signed [15:0] IIRout3_p5;
wire signed [15:0] IIRout3_p6;
wire signed [15:0] IIRout3_p7;
IIR_top_ref inst_IIR_top_ref_3 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.IIRin_p0 (IIRin_p0 ),
.IIRin_p1 (IIRin_p1 ),
.IIRin_p2 (IIRin_p2 ),
.IIRin_p3 (IIRin_p3 ),
.IIRin_p4 (IIRin_p4 ),
.IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ),
.a_re (a_re3 ),
.a_im (a_im3 ),
.ab_re (ab_re3 ),
.ab_im (ab_im3 ),
.abb_re (abb_re3 ),
.abb_im (abb_im3 ),
.ab_pow3_re (ab_pow3_re3 ),
.ab_pow3_im (ab_pow3_im3 ),
.ab_pow4_re (ab_pow4_re3 ),
.ab_pow4_im (ab_pow4_im3 ),
.ab_pow5_re (ab_pow5_re3 ),
.ab_pow5_im (ab_pow5_im3 ),
.ab_pow6_re (ab_pow6_re3 ),
.ab_pow6_im (ab_pow6_im3 ),
.ab_pow7_re (ab_pow7_re3 ),
.ab_pow7_im (ab_pow7_im3 ),
.b_pow8_re (b_pow8_re3 ),
.b_pow8_im (b_pow8_im3 ),
.IIRout_p0 (IIRout3_p0 ),
.IIRout_p1 (IIRout3_p1 ),
.IIRout_p2 (IIRout3_p2 ),
.IIRout_p3 (IIRout3_p3 ),
.IIRout_p4 (IIRout3_p4 ),
.IIRout_p5 (IIRout3_p5 ),
.IIRout_p6 (IIRout3_p6 ),
.IIRout_p7 (IIRout3_p7 )
);
wire signed [15:0] IIRout4_p0;
wire signed [15:0] IIRout4_p1;
wire signed [15:0] IIRout4_p2;
wire signed [15:0] IIRout4_p3;
wire signed [15:0] IIRout4_p4;
wire signed [15:0] IIRout4_p5;
wire signed [15:0] IIRout4_p6;
wire signed [15:0] IIRout4_p7;
IIR_top_ref inst_IIR_top_ref_4 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.IIRin_p0 (IIRin_p0 ),
.IIRin_p1 (IIRin_p1 ),
.IIRin_p2 (IIRin_p2 ),
.IIRin_p3 (IIRin_p3 ),
.IIRin_p4 (IIRin_p4 ),
.IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ),
.a_re (a_re4 ),
.a_im (a_im4 ),
.ab_re (ab_re4 ),
.ab_im (ab_im4 ),
.abb_re (abb_re4 ),
.abb_im (abb_im4 ),
.ab_pow3_re (ab_pow3_re4 ),
.ab_pow3_im (ab_pow3_im4 ),
.ab_pow4_re (ab_pow4_re4 ),
.ab_pow4_im (ab_pow4_im4 ),
.ab_pow5_re (ab_pow5_re4 ),
.ab_pow5_im (ab_pow5_im4 ),
.ab_pow6_re (ab_pow6_re4 ),
.ab_pow6_im (ab_pow6_im4 ),
.ab_pow7_re (ab_pow7_re4 ),
.ab_pow7_im (ab_pow7_im4 ),
.b_pow8_re (b_pow8_re4 ),
.b_pow8_im (b_pow8_im4 ),
.IIRout_p0 (IIRout4_p0 ),
.IIRout_p1 (IIRout4_p1 ),
.IIRout_p2 (IIRout4_p2 ),
.IIRout_p3 (IIRout4_p3 ),
.IIRout_p4 (IIRout4_p4 ),
.IIRout_p5 (IIRout4_p5 ),
.IIRout_p6 (IIRout4_p6 ),
.IIRout_p7 (IIRout4_p7 )
);
wire signed [15:0] IIRout5_p0;
wire signed [15:0] IIRout5_p1;
wire signed [15:0] IIRout5_p2;
wire signed [15:0] IIRout5_p3;
wire signed [15:0] IIRout5_p4;
wire signed [15:0] IIRout5_p5;
wire signed [15:0] IIRout5_p6;
wire signed [15:0] IIRout5_p7;
IIR_top_ref inst_IIR_top_ref_5 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.IIRin_p0 (IIRin_p0 ),
.IIRin_p1 (IIRin_p1 ),
.IIRin_p2 (IIRin_p2 ),
.IIRin_p3 (IIRin_p3 ),
.IIRin_p4 (IIRin_p4 ),
.IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ),
.a_re (a_re5 ),
.a_im (a_im5 ),
.ab_re (ab_re5 ),
.ab_im (ab_im5 ),
.abb_re (abb_re5 ),
.abb_im (abb_im5 ),
.ab_pow3_re (ab_pow3_re5 ),
.ab_pow3_im (ab_pow3_im5 ),
.ab_pow4_re (ab_pow4_re5 ),
.ab_pow4_im (ab_pow4_im5 ),
.ab_pow5_re (ab_pow5_re5 ),
.ab_pow5_im (ab_pow5_im5 ),
.ab_pow6_re (ab_pow6_re5 ),
.ab_pow6_im (ab_pow6_im5 ),
.ab_pow7_re (ab_pow7_re5 ),
.ab_pow7_im (ab_pow7_im5 ),
.b_pow8_re (b_pow8_re5 ),
.b_pow8_im (b_pow8_im5 ),
.IIRout_p0 (IIRout5_p0 ),
.IIRout_p1 (IIRout5_p1 ),
.IIRout_p2 (IIRout5_p2 ),
.IIRout_p3 (IIRout5_p3 ),
.IIRout_p4 (IIRout5_p4 ),
.IIRout_p5 (IIRout5_p5 ),
.IIRout_p6 (IIRout5_p6 ),
.IIRout_p7 (IIRout5_p7 )
);
wire signed [18:0] dout_p0_r0;
wire signed [18:0] dout_p1_r0;
wire signed [18:0] dout_p2_r0;
wire signed [18:0] dout_p3_r0;
wire signed [18:0] dout_p4_r0;
wire signed [18:0] dout_p5_r0;
wire signed [18:0] dout_p6_r0;
wire signed [18:0] dout_p7_r0;
assign dout_p0_r0 = din_p0_r5 + IIRout0_p0 + IIRout1_p0 +IIRout2_p0 +IIRout3_p0 +IIRout4_p0 +IIRout5_p0;
assign dout_p1_r0 = din_p1_r5 + IIRout0_p1 + IIRout1_p1 +IIRout2_p1 +IIRout3_p1 +IIRout4_p1 +IIRout5_p1;
assign dout_p2_r0 = din_p2_r5 + IIRout0_p2 + IIRout1_p2 +IIRout2_p2 +IIRout3_p2 +IIRout4_p2 +IIRout5_p2;
assign dout_p3_r0 = din_p3_r5 + IIRout0_p3 + IIRout1_p3 +IIRout2_p3 +IIRout3_p3 +IIRout4_p3 +IIRout5_p3;
assign dout_p4_r0 = din_p4_r5 + IIRout0_p4 + IIRout1_p4 +IIRout2_p4 +IIRout3_p4 +IIRout4_p4 +IIRout5_p4;
assign dout_p5_r0 = din_p5_r5 + IIRout0_p5 + IIRout1_p5 +IIRout2_p5 +IIRout3_p5 +IIRout4_p5 +IIRout5_p5;
assign dout_p6_r0 = din_p6_r5 + IIRout0_p6 + IIRout1_p6 +IIRout2_p6 +IIRout3_p6 +IIRout4_p6 +IIRout5_p6;
assign dout_p7_r0 = din_p7_r5 + IIRout0_p7 + IIRout1_p7 +IIRout2_p7 +IIRout3_p7 +IIRout4_p7 +IIRout5_p7;
reg signed [18:0] dout_p0_r1;
reg signed [15:0] dout_p [7:0];
wire signed [18:0] dout_p_r0 [0:7];
assign dout_p_r0[0] = dout_p0_r0;
assign dout_p_r0[1] = dout_p1_r0;
assign dout_p_r0[2] = dout_p2_r0;
assign dout_p_r0[3] = dout_p3_r0;
assign dout_p_r0[4] = dout_p4_r0;
assign dout_p_r0[5] = dout_p5_r0;
assign dout_p_r0[6] = dout_p6_r0;
assign dout_p_r0[7] = dout_p7_r0;
integer i;
always @(posedge clk or negedge rstn) begin
if (!rstn) begin
for (i = 0; i < 8; i = i + 1) begin
dout_p[i] <= 'h0;
end
end
else if (en) begin
for (i = 0; i < 8; i = i + 1) begin
if (dout_p_r0[i][16:15] == 2'b01)
dout_p[i] <= 16'd32767;
else if (dout_p_r0[i][16:15] == 2'b10)
dout_p[i] <= -16'd32768;
else
dout_p[i] <= dout_p_r0[i][15:0];
end
end
end
assign dout_p0 = dout_p[0];
assign dout_p1 = dout_p[1];
assign dout_p2 = dout_p[2];
assign dout_p3 = dout_p[3];
assign dout_p4 = dout_p[4];
assign dout_p5 = dout_p[5];
assign dout_p6 = dout_p[6];
assign dout_p7 = dout_p[7];
always @(posedge clk or negedge rstn)
if (!rstn)
begin
dout_p0_r1 <= 16'd0;
end
else if(en)
begin
dout_p0_r1 <= dout_p0_r0;
end
else
begin
dout_p0_r1 <= dout_p0_r1;
end
reg signed [18:0] dout_p0_r2;
reg signed [18:0] dout_p0_r3;
reg signed [18:0] dout_p0_r4;
reg signed [18:0] dout_p0_r5;
reg signed [18:0] dout_p0_r6;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
dout_p0_r2 <= 16'd0;
dout_p0_r3 <= 16'd0;
dout_p0_r4 <= 16'd0;
dout_p0_r5 <= 16'd0;
dout_p0_r6 <= 16'd0;
end
else if(en)
begin
dout_p0_r2 <= dout_p0_r1;
dout_p0_r3 <= dout_p0_r2;
dout_p0_r4 <= dout_p0_r3;
dout_p0_r5 <= dout_p0_r4;
dout_p0_r6 <= dout_p0_r5;
end
else
begin
dout_p0_r2 <= dout_p0_r2;
dout_p0_r3 <= dout_p0_r3;
dout_p0_r4 <= dout_p0_r4;
dout_p0_r5 <= dout_p0_r5;
dout_p0_r6 <= dout_p0_r6;
end
reg vldo_diff_r1;
reg vldo_diff_r2;
reg vldo_diff_r3;
reg vldo_diff_r4;
reg vldo_diff_r5;
reg vldo_diff_r6;
reg vldo_diff_r7;
reg vldo_diff_r8;
always @(posedge clk or negedge rstn)begin
if(rstn==1'b0)begin
vldo_diff_r1 <= 16'd0;
vldo_diff_r2 <= 16'd0;
vldo_diff_r3 <= 16'd0;
vldo_diff_r4 <= 16'd0;
vldo_diff_r5 <= 16'd0;
vldo_diff_r6 <= 16'd0;
vldo_diff_r7 <= 16'd0;
vldo_diff_r8 <= 16'd0;
end
else if(en) begin
vldo_diff_r1 <= vldo_diff;
vldo_diff_r2 <= vldo_diff_r1;
vldo_diff_r3 <= vldo_diff_r2;
vldo_diff_r4 <= vldo_diff_r3;
vldo_diff_r5 <= vldo_diff_r4;
vldo_diff_r6 <= vldo_diff_r5;
vldo_diff_r7 <= vldo_diff_r6;
vldo_diff_r8 <= vldo_diff_r7;
end
else begin
vldo_diff_r1 <= vldo_diff_r1;
vldo_diff_r2 <= vldo_diff_r2;
vldo_diff_r3 <= vldo_diff_r3;
vldo_diff_r4 <= vldo_diff_r4;
vldo_diff_r5 <= vldo_diff_r5;
vldo_diff_r6 <= vldo_diff_r6;
vldo_diff_r7 <= vldo_diff_r7;
vldo_diff_r8 <= vldo_diff_r8;
end
end
wire vldo_r0_h;
wire vldo_r0_l;
reg vldo_r0;
always @(posedge clk or negedge rstn)begin
if(rstn==1'b0)begin
vldo_r0 <= 0;
end
else if(vldo_r0_h)begin
vldo_r0 <= 1;
end
else if(vldo_r0_l)begin
vldo_r0 <= 0;
end
end
assign vldo_r0_l = (dout_p0_r0 == 0 && dout_p0_r1 == 0 && dout_p0_r2 == 0 && dout_p0_r3 == 0 && dout_p0_r4 == 0 && dout_p0_r5 == 0&& dout_p0_r6 == 0);
assign vldo_r0_h = vldo_diff_r8 == 0 && vldo_diff_r7 == 1 ;
assign vldo = vldo_r0;
endmodule

236
rtl/ref/diff_p.v Normal file
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@ -0,0 +1,236 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : TailCorr_top.v
// Department :
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.3 2024-05-15 thfu
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module diff_p_ref
(
input rstn
,input clk
,input en
,input vldi
,input signed [15:0] din0
,input signed [15:0] din1
,input signed [15:0] din2
,input signed [15:0] din3
,output vldo
,output signed [15:0] dout_p0
,output signed [15:0] dout_p1
,output signed [15:0] dout_p2
,output signed [15:0] dout_p3
,output signed [15:0] dout_p4
,output signed [15:0] dout_p5
,output signed [15:0] dout_p6
,output signed [15:0] dout_p7
,output signed [15:0] diff_p0
,output signed [15:0] diff_p1
,output signed [15:0] diff_p2
,output signed [15:0] diff_p3
,output signed [15:0] diff_p4
,output signed [15:0] diff_p5
,output signed [15:0] diff_p6
,output signed [15:0] diff_p7
);
wire signed [15:0] din_p0_r0;
wire signed [15:0] din_p1_r0;
wire signed [15:0] din_p2_r0;
wire signed [15:0] din_p3_r0;
wire signed [15:0] din_p4_r0;
wire signed [15:0] din_p5_r0;
wire signed [15:0] din_p6_r0;
wire signed [15:0] din_p7_r0;
s2p_2_ref inst1_s2p_2_ref (
.clk (clk),
.rst_n (rstn),
.din (din0),
.en (vldi),
.dout0 (din_p0_r0),
.dout1 (din_p4_r0)
,.vldo( vldo)
);
s2p_2_ref inst2_s2p_2_ref (
.clk (clk),
.rst_n (rstn),
.din (din1),
.en (vldi),
.dout0 (din_p1_r0),
.dout1 (din_p5_r0)
,.vldo( )
);
s2p_2_ref inst3_s2p_2_ref (
.clk (clk),
.rst_n (rstn),
.din (din2),
.en (vldi),
.dout0 (din_p2_r0),
.dout1 (din_p6_r0)
,.vldo( )
);
s2p_2_ref inst4_s2p_2_ref (
.clk (clk),
.rst_n (rstn),
.din (din3),
.en (vldi),
.dout0 (din_p3_r0),
.dout1 (din_p7_r0)
,.vldo( )
);
reg signed [15:0] din_p0_r1;
reg signed [15:0] din_p1_r1;
reg signed [15:0] din_p2_r1;
reg signed [15:0] din_p3_r1;
reg signed [15:0] din_p4_r1;
reg signed [15:0] din_p5_r1;
reg signed [15:0] din_p6_r1;
reg signed [15:0] din_p7_r1;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
din_p0_r1 <= 'h0;
din_p1_r1 <= 'h0;
din_p2_r1 <= 'h0;
din_p3_r1 <= 'h0;
din_p4_r1 <= 'h0;
din_p5_r1 <= 'h0;
din_p6_r1 <= 'h0;
din_p7_r1 <= 'h0;
end
else if(en)
begin
din_p0_r1 <= din_p0_r0;
din_p1_r1 <= din_p1_r0;
din_p2_r1 <= din_p2_r0;
din_p3_r1 <= din_p3_r0;
din_p4_r1 <= din_p4_r0;
din_p5_r1 <= din_p5_r0;
din_p6_r1 <= din_p6_r0;
din_p7_r1 <= din_p7_r0;
end
else
begin
din_p0_r1 <= din_p0_r1;
din_p1_r1 <= din_p1_r1;
din_p2_r1 <= din_p2_r1;
din_p3_r1 <= din_p3_r1;
din_p4_r1 <= din_p4_r1;
din_p5_r1 <= din_p5_r1;
din_p6_r1 <= din_p6_r1;
din_p7_r1 <= din_p7_r1;
end
assign dout_p0 = din_p0_r1;
assign dout_p1 = din_p1_r1;
assign dout_p2 = din_p2_r1;
assign dout_p3 = din_p3_r1;
assign dout_p4 = din_p4_r1;
assign dout_p5 = din_p5_r1;
assign dout_p6 = din_p6_r1;
assign dout_p7 = din_p7_r1;
wire signed [15:0] diff_p0_r0;
wire signed [15:0] diff_p1_r0;
wire signed [15:0] diff_p2_r0;
wire signed [15:0] diff_p3_r0;
wire signed [15:0] diff_p4_r0;
wire signed [15:0] diff_p5_r0;
wire signed [15:0] diff_p6_r0;
wire signed [15:0] diff_p7_r0;
assign diff_p0_r0 = din_p0_r0 - din_p7_r1;
assign diff_p1_r0 = din_p1_r0 - din_p0_r0;
assign diff_p2_r0 = din_p2_r0 - din_p1_r0;
assign diff_p3_r0 = din_p3_r0 - din_p2_r0;
assign diff_p4_r0 = din_p4_r0 - din_p3_r0;
assign diff_p5_r0 = din_p5_r0 - din_p4_r0;
assign diff_p6_r0 = din_p6_r0 - din_p5_r0;
assign diff_p7_r0 = din_p7_r0 - din_p6_r0;
reg signed [15:0] diff_p0_r1;
reg signed [15:0] diff_p1_r1;
reg signed [15:0] diff_p2_r1;
reg signed [15:0] diff_p3_r1;
reg signed [15:0] diff_p4_r1;
reg signed [15:0] diff_p5_r1;
reg signed [15:0] diff_p6_r1;
reg signed [15:0] diff_p7_r1;
always @(posedge clk or negedge rstn)begin
if(rstn==1'b0)begin
diff_p0_r1 <= 0;
diff_p1_r1 <= 0;
diff_p2_r1 <= 0;
diff_p3_r1 <= 0;
diff_p4_r1 <= 0;
diff_p5_r1 <= 0;
diff_p6_r1 <= 0;
diff_p7_r1 <= 0;
end
else if(en)begin
diff_p0_r1 <= diff_p0_r0;
diff_p1_r1 <= diff_p1_r0;
diff_p2_r1 <= diff_p2_r0;
diff_p3_r1 <= diff_p3_r0;
diff_p4_r1 <= diff_p4_r0;
diff_p5_r1 <= diff_p5_r0;
diff_p6_r1 <= diff_p6_r0;
diff_p7_r1 <= diff_p7_r0;
end
else begin
diff_p0_r1 <= diff_p0_r1;
diff_p1_r1 <= diff_p1_r1;
diff_p2_r1 <= diff_p2_r1;
diff_p3_r1 <= diff_p3_r1;
diff_p4_r1 <= diff_p4_r1;
diff_p5_r1 <= diff_p5_r1;
diff_p6_r1 <= diff_p6_r1;
diff_p7_r1 <= diff_p7_r1;
end
end
assign diff_p0 = diff_p0_r1;
assign diff_p1 = diff_p1_r1;
assign diff_p2 = diff_p2_r1;
assign diff_p3 = diff_p3_r1;
assign diff_p4 = diff_p4_r1;
assign diff_p5 = diff_p5_r1;
assign diff_p6 = diff_p6_r1;
assign diff_p7 = diff_p7_r1;
endmodule

110
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//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : mult_C.v
// Department :
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.1 2024-05-28 thfu
//2024-05-28 10:22:18
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module mult_C_ref #(
parameter integer A_width = 8
,parameter integer B_width = 8
,parameter integer C_width = 8
,parameter integer D_width = 8
,parameter integer frac_coef_width = 31//division
)
(
clk,
rstn,
en,
a,
b,
c,
d,
Re,
Im
);
input rstn;
input clk;
input en;
input signed [A_width-1:0] a;
input signed [B_width-1:0] b;
input signed [C_width-1:0] c;
input signed [D_width-1:0] d;
output signed [A_width+C_width-frac_coef_width-1:0] Re;
output signed [A_width+D_width-frac_coef_width-1:0] Im;
wire signed [A_width+C_width-1:0] ac;
wire signed [B_width+D_width-1:0] bd;
wire signed [A_width+D_width-1:0] ad;
wire signed [B_width+C_width-1:0] bc;
DW02_mult #(A_width,C_width) inst_c1( .A (a ),
.B (c ),
.TC (1'b1 ),
.PRODUCT (ac )
);
DW02_mult #(B_width,D_width) inst_c2( .A (b ),
.B (d ),
.TC (1'b1 ),
.PRODUCT (bd )
);
DW02_mult #(A_width,D_width) inst_c3( .A (a ),
.B (d ),
.TC (1'b1 ),
.PRODUCT (ad )
);
DW02_mult #(B_width,C_width) inst_c4( .A (b ),
.B (c ),
.TC (1'b1 ),
.PRODUCT (bc )
);
wire signed [A_width+C_width:0] Re_tmp;
wire signed [A_width+D_width:0] Im_tmp;
assign Re_tmp = ac - bd;
assign Im_tmp = ad + bc;
wire signed [A_width+C_width:0] Re_round;
wire signed [A_width+D_width:0] Im_round;
FixRound #(A_width+C_width+1,frac_coef_width) u_round1 (clk, rstn, en, Re_tmp, Re_round);
FixRound #(A_width+C_width+1,frac_coef_width) u_round2 (clk, rstn, en, Im_tmp, Im_round);
assign Re = Re_round[A_width+D_width-1:frac_coef_width];
assign Im = Im_round[A_width+D_width-1:frac_coef_width];
endmodule

121
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module s2p_2_ref (
input clk,
input rst_n,
input [15:0] din,
input en,
output [15:0] dout0,
output [15:0] dout1,
output vldo
);
reg en_r1;
reg en_r2;
reg en_r3;
always @(posedge clk or negedge rst_n)begin
if(rst_n==1'b0)begin
en_r1 <= 0;
en_r2 <= 0;
en_r3 <= 0;
end
else begin
en_r1 <= en;
en_r2 <= en_r1;
end
end
assign vldo = en_r2;
reg cnt;
wire add_cnt;
wire end_cnt;
always @(posedge clk or negedge rst_n)begin
if(!rst_n)begin
cnt <= 0;
end
else if(add_cnt)begin
if(end_cnt)
cnt <= 0;
else
cnt <= cnt + 1;
end
else begin
cnt <= 0;
end
end
assign add_cnt = en == 1'b1;
assign end_cnt = add_cnt && cnt== 2 - 1 ;
reg [ 15: 0] dout0_r0;
reg [ 15: 0] dout1_r0;
wire dout0_en;
wire dout1_en;
wire dout0_hold;
wire dout1_hold;
always @(*)begin
if(rst_n==1'b0)begin
dout0_r0 = 16'd0;
dout1_r0 = 16'd0;
end
else if(dout0_en)begin
dout0_r0 = din;
end
else if(dout1_en)begin
dout1_r0 = din;
end
else begin
dout0_r0 = 16'd0;
dout1_r0 = 16'd0;
end
end
assign dout0_en = add_cnt && cnt == 0;
assign dout1_en = add_cnt && cnt == 1;
reg [ 15: 0] dout0_r1;
reg [ 15: 0] dout1_r1;
always @(posedge clk or negedge rst_n)begin
if(rst_n==1'b0)begin
dout0_r1 <= 16'd0;
dout1_r1 <= 16'd0;
end
else if(en)begin
dout0_r1 <= dout0_r0;
dout1_r1 <= dout1_r0;
end
else if(dout0_hold)begin
dout0_r1 <= dout0_r1;
dout1_r1 <= 16'd0;
end
else if(dout1_hold)begin
dout0_r1 <= 16'd0;
dout1_r1 <= dout1_r1;
end
else begin
dout0_r1 <= 16'd0;
dout1_r1 <= 16'd0;
end
end
assign dout0_hold = en == 0 && en_r1 == 1 && cnt == 1;
assign dout1_hold = en == 0 && en_r1 == 1 && cnt == 0;
reg [ 15: 0] dout0_r2;
always @(posedge clk or negedge rst_n)begin
if(rst_n==1'b0)begin
dout0_r2 <= 16'd0;
end
else begin
dout0_r2 <= dout0_r1;
end
end
assign dout0 = dout0_r2;
assign dout1 = dout1_r1;
endmodule

693
rtl/z_dsp/CoefGen.sv
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@ -1,693 +0,0 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : IIR_Filter.v
// Department :
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.4 2024-05-28 thfu
//2024-05-28 10:22:49
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module CoefGen #(
parameter data_in_width = 32
,parameter coef_width = 32
,parameter frac_data_out_width = 20//X for in,5
,parameter frac_coef_width = 31//division
)
(
input rstn
,input clk
,input [5:0] vldi
,input signed [31:0] a0_re
,input signed [31:0] a0_im
,input signed [31:0] b0_re
,input signed [31:0] b0_im
,input signed [31:0] a1_re
,input signed [31:0] a1_im
,input signed [31:0] b1_re
,input signed [31:0] b1_im
,input signed [31:0] a2_re
,input signed [31:0] a2_im
,input signed [31:0] b2_re
,input signed [31:0] b2_im
,input signed [31:0] a3_re
,input signed [31:0] a3_im
,input signed [31:0] b3_re
,input signed [31:0] b3_im
,input signed [31:0] a4_re
,input signed [31:0] a4_im
,input signed [31:0] b4_re
,input signed [31:0] b4_im
,input signed [31:0] a5_re
,input signed [31:0] a5_im
,input signed [31:0] b5_re
,input signed [31:0] b5_im
,output reg signed [31:0] a_re0
,output reg signed [31:0] a_im0
,output reg signed [31:0] ab_re0
,output reg signed [31:0] ab_im0
,output reg signed [31:0] abb_re0
,output reg signed [31:0] abb_im0
,output reg signed [31:0] ab_pow3_re0
,output reg signed [31:0] ab_pow3_im0
,output reg signed [31:0] ab_pow4_re0
,output reg signed [31:0] ab_pow4_im0
,output reg signed [31:0] ab_pow5_re0
,output reg signed [31:0] ab_pow5_im0
,output reg signed [31:0] ab_pow6_re0
,output reg signed [31:0] ab_pow6_im0
,output reg signed [31:0] ab_pow7_re0
,output reg signed [31:0] ab_pow7_im0
,output reg signed [31:0] b_pow8_re0
,output reg signed [31:0] b_pow8_im0
,output reg signed [31:0] a_re1
,output reg signed [31:0] a_im1
,output reg signed [31:0] ab_re1
,output reg signed [31:0] ab_im1
,output reg signed [31:0] abb_re1
,output reg signed [31:0] abb_im1
,output reg signed [31:0] ab_pow3_re1
,output reg signed [31:0] ab_pow3_im1
,output reg signed [31:0] ab_pow4_re1
,output reg signed [31:0] ab_pow4_im1
,output reg signed [31:0] ab_pow5_re1
,output reg signed [31:0] ab_pow5_im1
,output reg signed [31:0] ab_pow6_re1
,output reg signed [31:0] ab_pow6_im1
,output reg signed [31:0] ab_pow7_re1
,output reg signed [31:0] ab_pow7_im1
,output reg signed [31:0] b_pow8_re1
,output reg signed [31:0] b_pow8_im1
,output reg signed [31:0] a_re2
,output reg signed [31:0] a_im2
,output reg signed [31:0] ab_re2
,output reg signed [31:0] ab_im2
,output reg signed [31:0] abb_re2
,output reg signed [31:0] abb_im2
,output reg signed [31:0] ab_pow3_re2
,output reg signed [31:0] ab_pow3_im2
,output reg signed [31:0] ab_pow4_re2
,output reg signed [31:0] ab_pow4_im2
,output reg signed [31:0] ab_pow5_re2
,output reg signed [31:0] ab_pow5_im2
,output reg signed [31:0] ab_pow6_re2
,output reg signed [31:0] ab_pow6_im2
,output reg signed [31:0] ab_pow7_re2
,output reg signed [31:0] ab_pow7_im2
,output reg signed [31:0] b_pow8_re2
,output reg signed [31:0] b_pow8_im2
,output reg signed [31:0] a_re3
,output reg signed [31:0] a_im3
,output reg signed [31:0] ab_re3
,output reg signed [31:0] ab_im3
,output reg signed [31:0] abb_re3
,output reg signed [31:0] abb_im3
,output reg signed [31:0] ab_pow3_re3
,output reg signed [31:0] ab_pow3_im3
,output reg signed [31:0] ab_pow4_re3
,output reg signed [31:0] ab_pow4_im3
,output reg signed [31:0] ab_pow5_re3
,output reg signed [31:0] ab_pow5_im3
,output reg signed [31:0] ab_pow6_re3
,output reg signed [31:0] ab_pow6_im3
,output reg signed [31:0] ab_pow7_re3
,output reg signed [31:0] ab_pow7_im3
,output reg signed [31:0] b_pow8_re3
,output reg signed [31:0] b_pow8_im3
,output reg signed [31:0] a_re4
,output reg signed [31:0] a_im4
,output reg signed [31:0] ab_re4
,output reg signed [31:0] ab_im4
,output reg signed [31:0] abb_re4
,output reg signed [31:0] abb_im4
,output reg signed [31:0] ab_pow3_re4
,output reg signed [31:0] ab_pow3_im4
,output reg signed [31:0] ab_pow4_re4
,output reg signed [31:0] ab_pow4_im4
,output reg signed [31:0] ab_pow5_re4
,output reg signed [31:0] ab_pow5_im4
,output reg signed [31:0] ab_pow6_re4
,output reg signed [31:0] ab_pow6_im4
,output reg signed [31:0] ab_pow7_re4
,output reg signed [31:0] ab_pow7_im4
,output reg signed [31:0] b_pow8_re4
,output reg signed [31:0] b_pow8_im4
,output reg signed [31:0] a_re5
,output reg signed [31:0] a_im5
,output reg signed [31:0] ab_re5
,output reg signed [31:0] ab_im5
,output reg signed [31:0] abb_re5
,output reg signed [31:0] abb_im5
,output reg signed [31:0] ab_pow3_re5
,output reg signed [31:0] ab_pow3_im5
,output reg signed [31:0] ab_pow4_re5
,output reg signed [31:0] ab_pow4_im5
,output reg signed [31:0] ab_pow5_re5
,output reg signed [31:0] ab_pow5_im5
,output reg signed [31:0] ab_pow6_re5
,output reg signed [31:0] ab_pow6_im5
,output reg signed [31:0] ab_pow7_re5
,output reg signed [31:0] ab_pow7_im5
,output reg signed [31:0] b_pow8_re5
,output reg signed [31:0] b_pow8_im5
);
reg vldi_or_r1;
wire vldi_or = | vldi;
always @(posedge clk or negedge rstn)begin
if(rstn==1'b0)begin
vldi_or_r1 <= 'h0;
end
else begin
vldi_or_r1 <= vldi_or;
end
end
reg signed [data_in_width-1:0] a_re_r1;
reg signed [data_in_width-1:0] a_im_r1;
reg signed [data_in_width-1:0] b_re_r1;
reg signed [data_in_width-1:0] b_im_r1;
always @(posedge clk or negedge rstn) begin
if(rstn == 1'b0) begin
a_re_r1 <= 'h0;
a_im_r1 <= 'h0;
b_re_r1 <= 'h0;
b_im_r1 <= 'h0;
end
else if(|vldi) begin
case(1'b1)
vldi[0]: begin
a_re_r1 <= a0_re;
a_im_r1 <= a0_im;
b_re_r1 <= b0_re;
b_im_r1 <= b0_im;
end
vldi[1]: begin
a_re_r1 <= a1_re;
a_im_r1 <= a1_im;
b_re_r1 <= b1_re;
b_im_r1 <= b1_im;
end
vldi[2]: begin
a_re_r1 <= a2_re;
a_im_r1 <= a2_im;
b_re_r1 <= b2_re;
b_im_r1 <= b2_im;
end
vldi[3]: begin
a_re_r1 <= a3_re;
a_im_r1 <= a3_im;
b_re_r1 <= b3_re;
b_im_r1 <= b3_im;
end
vldi[4]: begin
a_re_r1 <= a4_re;
a_im_r1 <= a4_im;
b_re_r1 <= b4_re;
b_im_r1 <= b4_im;
end
vldi[5]: begin
a_re_r1 <= a5_re;
a_im_r1 <= a5_im;
b_re_r1 <= b5_re;
b_im_r1 <= b5_im;
end
// default: begin
// a_re_r1 <= a_re[0];
// a_im_r1 <= a_im[0];
// b_re_r1 <= b_re[0];
// b_im_r1 <= b_im[0];
// end
endcase
end
end
reg en;
reg en_r1;
reg [3:0] cnt0;
wire add_cnt0;
wire end_cnt0;
always @(posedge clk or negedge rstn)begin
if(!rstn)begin
cnt0 <= 0;
end
else if(add_cnt0)begin
if(end_cnt0)
cnt0 <= 0;
else
cnt0 <= cnt0 + 1;
end
end
assign add_cnt0 = en;
assign end_cnt0 = add_cnt0 && cnt0== 8-1;
wire en_l;
wire en_h;
always @(posedge clk or negedge rstn)begin
if(rstn==1'b0)begin
en <= 0;
end
else if(en_h)begin
en <= 1;
end
else if(en_l)begin
en <= 0;
end
end
assign en_h = vldi_or == 1 && vldi_or_r1 == 0 && cnt0 == 0;
assign en_l = end_cnt0;
always @(posedge clk or negedge rstn)begin
if(rstn==1'b0)begin
en_r1 <= 'h0;
end
else begin
en_r1 <= en;
end
end
reg signed [data_in_width-1:0] bin_re;
reg signed [data_in_width-1:0] bin_im;
wire signed [data_in_width-1:0] bout_re;
wire signed [data_in_width-1:0] bout_im;
always @(*)begin
if(en_r1) begin
bin_re <= bout_re;
bin_im <= bout_im;
end
else begin
bin_re <= 32'd2147483647;
bin_im <= 0;
end
end
mult_C
#(
.A_width(data_in_width)
,.B_width(data_in_width)
,.C_width(coef_width)
,.D_width(coef_width)
,.frac_coef_width(frac_coef_width)
)
inst_c1 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (bin_re ),
.b (bin_im ),
.c (b_re_r1 ),
.d (b_im_r1 ),
.Re (bout_re ),
.Im (bout_im )
);
wire signed [data_in_width-1:0] abo_re;
wire signed [data_in_width-1:0] abo_im;
mult_C
#(
.A_width(data_in_width)
,.B_width(data_in_width)
,.C_width(coef_width)
,.D_width(coef_width)
,.frac_coef_width(frac_coef_width)
)
inst_c2 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (bin_re ),
.b (bin_im ),
.c (a_re_r1 ),
.d (a_im_r1 ),
.Re (abo_re ),
.Im (abo_im )
);
reg signed [coef_width-1 :0] ao_re_r1 ;
reg signed [coef_width-1 :0] ao_im_r1 ;
reg signed [coef_width-1 :0] ab_re_r1 ;
reg signed [coef_width-1 :0] ab_im_r1 ;
reg signed [coef_width-1 :0] abb_re_r1 ;
reg signed [coef_width-1 :0] abb_im_r1 ;
reg signed [coef_width-1 :0] ab_pow3_re_r1 ;
reg signed [coef_width-1 :0] ab_pow3_im_r1 ;
reg signed [coef_width-1 :0] ab_pow4_re_r1 ;
reg signed [coef_width-1 :0] ab_pow4_im_r1 ;
reg signed [coef_width-1 :0] ab_pow5_re_r1 ;
reg signed [coef_width-1 :0] ab_pow5_im_r1 ;
reg signed [coef_width-1 :0] ab_pow6_re_r1 ;
reg signed [coef_width-1 :0] ab_pow6_im_r1 ;
reg signed [coef_width-1 :0] ab_pow7_re_r1 ;
reg signed [coef_width-1 :0] ab_pow7_im_r1 ;
reg signed [coef_width-1 :0] b_pow8_re_r1 ;
reg signed [coef_width-1 :0] b_pow8_im_r1 ;
always @(posedge clk or negedge rstn)begin
if(rstn==1'b0)begin
ao_re_r1 <= 0;
ao_im_r1 <= 0;
ab_re_r1 <= 0;
ab_im_r1 <= 0;
abb_re_r1 <= 0;
abb_im_r1 <= 0;
ab_pow3_re_r1 <= 0;
ab_pow3_im_r1 <= 0;
ab_pow4_re_r1 <= 0;
ab_pow4_im_r1 <= 0;
ab_pow5_re_r1 <= 0;
ab_pow5_im_r1 <= 0;
ab_pow6_re_r1 <= 0;
ab_pow6_im_r1 <= 0;
ab_pow7_re_r1 <= 0;
ab_pow7_im_r1 <= 0;
b_pow8_re_r1 <= 0;
b_pow8_im_r1 <= 0;
end
else if(add_cnt0 && cnt0 == 1 && en_r1)begin
ao_re_r1 <= abo_re;
ao_im_r1 <= abo_im;
end
else if(add_cnt0 && cnt0 == 2 && en_r1)begin
ab_re_r1 <= abo_re;
ab_im_r1 <= abo_im;
end
else if(add_cnt0 && cnt0 == 3 && en_r1)begin
abb_re_r1 <= abo_re;
abb_im_r1 <= abo_im;
end
else if(add_cnt0 && cnt0 == 4 && en_r1)begin
ab_pow3_re_r1 <= abo_re;
ab_pow3_im_r1 <= abo_im;
end
else if(add_cnt0 && cnt0 == 5 && en_r1)begin
ab_pow4_re_r1 <= abo_re;
ab_pow4_im_r1 <= abo_im;
end
else if(add_cnt0 && cnt0 == 6 && en_r1)begin
ab_pow5_re_r1 <= abo_re;
ab_pow5_im_r1 <= abo_im;
end
else if(add_cnt0 && cnt0 == 7 && en_r1)begin
ab_pow6_re_r1 <= abo_re;
ab_pow6_im_r1 <= abo_im;
end
else if(cnt0 == 0 && en_r1)begin
ab_pow7_re_r1 <= abo_re;
ab_pow7_im_r1 <= abo_im;
b_pow8_re_r1 <= bin_re;
b_pow8_im_r1 <= bin_im;
end
// else begin
// end
end
reg [5:0] vldi_r10;
syncer #(6, 10) sync_vldo_syncer (clk, rstn, vldi, vldi_r10);
always @(posedge clk or negedge rstn) begin
if(rstn == 1'b0) begin
a_re0 <= 0;
a_im0 <= 0;
ab_re0 <= 0;
ab_im0 <= 0;
abb_re0 <= 0;
abb_im0 <= 0;
ab_pow3_re0 <= 0;
ab_pow3_im0 <= 0;
ab_pow4_re0 <= 0;
ab_pow4_im0 <= 0;
ab_pow5_re0 <= 0;
ab_pow5_im0 <= 0;
ab_pow6_re0 <= 0;
ab_pow6_im0 <= 0;
ab_pow7_re0 <= 0;
ab_pow7_im0 <= 0;
b_pow8_re0 <= 0;
b_pow8_im0 <= 0;
a_re1 <= 0;
a_im1 <= 0;
ab_re1 <= 0;
ab_im1 <= 0;
abb_re1 <= 0;
abb_im1 <= 0;
ab_pow3_re1 <= 0;
ab_pow3_im1 <= 0;
ab_pow4_re1 <= 0;
ab_pow4_im1 <= 0;
ab_pow5_re1 <= 0;
ab_pow5_im1 <= 0;
ab_pow6_re1 <= 0;
ab_pow6_im1 <= 0;
ab_pow7_re1 <= 0;
ab_pow7_im1 <= 0;
b_pow8_re1 <= 0;
b_pow8_im1 <= 0;
a_re2 <= 0;
a_im2 <= 0;
ab_re2 <= 0;
ab_im2 <= 0;
abb_re2 <= 0;
abb_im2 <= 0;
ab_pow3_re2 <= 0;
ab_pow3_im2 <= 0;
ab_pow4_re2 <= 0;
ab_pow4_im2 <= 0;
ab_pow5_re2 <= 0;
ab_pow5_im2 <= 0;
ab_pow6_re2 <= 0;
ab_pow6_im2 <= 0;
ab_pow7_re2 <= 0;
ab_pow7_im2 <= 0;
b_pow8_re2 <= 0;
b_pow8_im2 <= 0;
a_re3 <= 0;
a_im3 <= 0;
ab_re3 <= 0;
ab_im3 <= 0;
abb_re3 <= 0;
abb_im3 <= 0;
ab_pow3_re3 <= 0;
ab_pow3_im3 <= 0;
ab_pow4_re3 <= 0;
ab_pow4_im3 <= 0;
ab_pow5_re3 <= 0;
ab_pow5_im3 <= 0;
ab_pow6_re3 <= 0;
ab_pow6_im3 <= 0;
ab_pow7_re3 <= 0;
ab_pow7_im3 <= 0;
b_pow8_re3 <= 0;
b_pow8_im3 <= 0;
a_re4 <= 0;
a_im4 <= 0;
ab_re4 <= 0;
ab_im4 <= 0;
abb_re4 <= 0;
abb_im4 <= 0;
ab_pow3_re4 <= 0;
ab_pow3_im4 <= 0;
ab_pow4_re4 <= 0;
ab_pow4_im4 <= 0;
ab_pow5_re4 <= 0;
ab_pow5_im4 <= 0;
ab_pow6_re4 <= 0;
ab_pow6_im4 <= 0;
ab_pow7_re4 <= 0;
ab_pow7_im4 <= 0;
b_pow8_re4 <= 0;
b_pow8_im4 <= 0;
a_re5 <= 0;
a_im5 <= 0;
ab_re5 <= 0;
ab_im5 <= 0;
abb_re5 <= 0;
abb_im5 <= 0;
ab_pow3_re5 <= 0;
ab_pow3_im5 <= 0;
ab_pow4_re5 <= 0;
ab_pow4_im5 <= 0;
ab_pow5_re5 <= 0;
ab_pow5_im5 <= 0;
ab_pow6_re5 <= 0;
ab_pow6_im5 <= 0;
ab_pow7_re5 <= 0;
ab_pow7_im5 <= 0;
b_pow8_re5 <= 0;
b_pow8_im5 <= 0;
end
else if(|vldi_r10) begin
case(1'b1)
vldi_r10[0]: begin
a_re0 <= ao_re_r1 ;
a_im0 <= ao_im_r1 ;
ab_re0 <= ab_re_r1 ;
ab_im0 <= ab_im_r1 ;
abb_re0 <= abb_re_r1 ;
abb_im0 <= abb_im_r1 ;
ab_pow3_re0 <= ab_pow3_re_r1;
ab_pow3_im0 <= ab_pow3_im_r1;
ab_pow4_re0 <= ab_pow4_re_r1;
ab_pow4_im0 <= ab_pow4_im_r1;
ab_pow5_re0 <= ab_pow5_re_r1;
ab_pow5_im0 <= ab_pow5_im_r1;
ab_pow6_re0 <= ab_pow6_re_r1;
ab_pow6_im0 <= ab_pow6_im_r1;
ab_pow7_re0 <= ab_pow7_re_r1;
ab_pow7_im0 <= ab_pow7_im_r1;
b_pow8_re0 <= b_pow8_re_r1 ;
b_pow8_im0 <= b_pow8_im_r1 ;
end
vldi_r10[1]: begin
a_re1 <= ao_re_r1 ;
a_im1 <= ao_im_r1 ;
ab_re1 <= ab_re_r1 ;
ab_im1 <= ab_im_r1 ;
abb_re1 <= abb_re_r1 ;
abb_im1 <= abb_im_r1 ;
ab_pow3_re1 <= ab_pow3_re_r1;
ab_pow3_im1 <= ab_pow3_im_r1;
ab_pow4_re1 <= ab_pow4_re_r1;
ab_pow4_im1 <= ab_pow4_im_r1;
ab_pow5_re1 <= ab_pow5_re_r1;
ab_pow5_im1 <= ab_pow5_im_r1;
ab_pow6_re1 <= ab_pow6_re_r1;
ab_pow6_im1 <= ab_pow6_im_r1;
ab_pow7_re1 <= ab_pow7_re_r1;
ab_pow7_im1 <= ab_pow7_im_r1;
b_pow8_re1 <= b_pow8_re_r1 ;
b_pow8_im1 <= b_pow8_im_r1 ;
end
vldi_r10[2]: begin
a_re2 <= ao_re_r1 ;
a_im2 <= ao_im_r1 ;
ab_re2 <= ab_re_r1 ;
ab_im2 <= ab_im_r1 ;
abb_re2 <= abb_re_r1 ;
abb_im2 <= abb_im_r1 ;
ab_pow3_re2 <= ab_pow3_re_r1;
ab_pow3_im2 <= ab_pow3_im_r1;
ab_pow4_re2 <= ab_pow4_re_r1;
ab_pow4_im2 <= ab_pow4_im_r1;
ab_pow5_re2 <= ab_pow5_re_r1;
ab_pow5_im2 <= ab_pow5_im_r1;
ab_pow6_re2 <= ab_pow6_re_r1;
ab_pow6_im2 <= ab_pow6_im_r1;
ab_pow7_re2 <= ab_pow7_re_r1;
ab_pow7_im2 <= ab_pow7_im_r1;
b_pow8_re2 <= b_pow8_re_r1 ;
b_pow8_im2 <= b_pow8_im_r1 ;
end
vldi_r10[3]: begin
a_re3 <= ao_re_r1 ;
a_im3 <= ao_im_r1 ;
ab_re3 <= ab_re_r1 ;
ab_im3 <= ab_im_r1 ;
abb_re3 <= abb_re_r1 ;
abb_im3 <= abb_im_r1 ;
ab_pow3_re3 <= ab_pow3_re_r1;
ab_pow3_im3 <= ab_pow3_im_r1;
ab_pow4_re3 <= ab_pow4_re_r1;
ab_pow4_im3 <= ab_pow4_im_r1;
ab_pow5_re3 <= ab_pow5_re_r1;
ab_pow5_im3 <= ab_pow5_im_r1;
ab_pow6_re3 <= ab_pow6_re_r1;
ab_pow6_im3 <= ab_pow6_im_r1;
ab_pow7_re3 <= ab_pow7_re_r1;
ab_pow7_im3 <= ab_pow7_im_r1;
b_pow8_re3 <= b_pow8_re_r1 ;
b_pow8_im3 <= b_pow8_im_r1 ;
end
vldi_r10[4]: begin
a_re4 <= ao_re_r1 ;
a_im4 <= ao_im_r1 ;
ab_re4 <= ab_re_r1 ;
ab_im4 <= ab_im_r1 ;
abb_re4 <= abb_re_r1 ;
abb_im4 <= abb_im_r1 ;
ab_pow3_re4 <= ab_pow3_re_r1;
ab_pow3_im4 <= ab_pow3_im_r1;
ab_pow4_re4 <= ab_pow4_re_r1;
ab_pow4_im4 <= ab_pow4_im_r1;
ab_pow5_re4 <= ab_pow5_re_r1;
ab_pow5_im4 <= ab_pow5_im_r1;
ab_pow6_re4 <= ab_pow6_re_r1;
ab_pow6_im4 <= ab_pow6_im_r1;
ab_pow7_re4 <= ab_pow7_re_r1;
ab_pow7_im4 <= ab_pow7_im_r1;
b_pow8_re4 <= b_pow8_re_r1 ;
b_pow8_im4 <= b_pow8_im_r1 ;
end
vldi_r10[5]: begin
a_re5 <= ao_re_r1 ;
a_im5 <= ao_im_r1 ;
ab_re5 <= ab_re_r1 ;
ab_im5 <= ab_im_r1 ;
abb_re5 <= abb_re_r1 ;
abb_im5 <= abb_im_r1 ;
ab_pow3_re5 <= ab_pow3_re_r1;
ab_pow3_im5 <= ab_pow3_im_r1;
ab_pow4_re5 <= ab_pow4_re_r1;
ab_pow4_im5 <= ab_pow4_im_r1;
ab_pow5_re5 <= ab_pow5_re_r1;
ab_pow5_im5 <= ab_pow5_im_r1;
ab_pow6_re5 <= ab_pow6_re_r1;
ab_pow6_im5 <= ab_pow6_im_r1;
ab_pow7_re5 <= ab_pow7_re_r1;
ab_pow7_im5 <= ab_pow7_im_r1;
b_pow8_re5 <= b_pow8_re_r1 ;
b_pow8_im5 <= b_pow8_im_r1 ;
end
// default: begin
// ao_re[0] <= 'h0;
// ao_im[0] <= 'h0;
// ab_re[0] <= 'h0;
// ab_im[0] <= 'h0;
// abb_re[0] <= 'h0;
// abb_im[0] <= 'h0;
// ab_pow3_re[0] <= 'h0;
// ab_pow3_im[0] <= 'h0;
// ab_pow4_re[0] <= 'h0;
// ab_pow4_im[0] <= 'h0;
// ab_pow5_re[0] <= 'h0;
// ab_pow5_im[0] <= 'h0;
// ab_pow6_re[0] <= 'h0;
// ab_pow6_im[0] <= 'h0;
// ab_pow7_re[0] <= 'h0;
// ab_pow7_im[0] <= 'h0;
// b_pow8_re[0] <= 'h0;
// b_pow8_im[0] <= 'h0;
// end
endcase
end
end
endmodule

132
rtl/z_dsp/IIR_Filter_p1.v Normal file
View File

@ -0,0 +1,132 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : IIR_Filter_p1.v
// Department :
// Author : hdzhang
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.0 2025-03-09 hdzhang
//2024-05-28 10:22:49
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module IIR_Filter_p1 #(
parameter coef_width = 32
,parameter data_in_width = 16
,parameter cascade_in_width = 37
,parameter temp_var_width = cascade_in_width - 1
,parameter data_out_width = cascade_in_width - 2
)
//H(z) = a / (1 - b*z^-1)
(
input rstn
,input clk
,input en
,input signed [data_in_width-1 :0] din_re // Re(x(t))
,input signed [cascade_in_width-1:0] dout_r1_re // Re(y(t-1))
,input signed [cascade_in_width-1:0] dout_r1_im // Im(y(t-1))
,input signed [coef_width-1 :0] a_re
,input signed [coef_width-1 :0] a_im
,input signed [coef_width-1 :0] b_re
,input signed [coef_width-1 :0] b_im
,output signed [data_out_width-1:0] dout_re // Re(y(t-16))
,output signed [data_out_width-1:0] dout_im // Im(y(t-16))
);
wire signed [temp_var_width-1 :0] x1_re;
wire signed [temp_var_width-1 :0] x1_im;
wire signed [temp_var_width-1 :0] y1_re;
wire signed [temp_var_width-1 :0] y1_im;
wire signed [temp_var_width :0] y_re;
wire signed [temp_var_width :0] y_im;
wire signed [data_out_width-1:0] y_re_trunc;
wire signed [data_out_width-1:0] y_im_trunc;
// x1 = a * din delay M = a*x(t-8)
mult_x
#(
.A_width (data_in_width )
,.C_width (coef_width )
,.D_width (coef_width )
,.o_width (temp_var_width )
)
inst_c1 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (din_re ),
.c (a_re ),
.d (a_im ),
.Re (x1_re ),
.Im (x1_im )
);
// y1 = b * dout_r1 delay M = b*y(t-9)
// y = y1+x1 = a*x(t-8)+b*y(t-9) = y(t-8)
mult_C
#(
.A_width (cascade_in_width )
,.B_width (cascade_in_width )
,.C_width (coef_width )
,.D_width (coef_width )
,.o_width (temp_var_width )
)
inst_c3 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (dout_r1_re ),
.b (dout_r1_im ),
.c (b_re ),
.d (b_im ),
.Re (y1_re ),
.Im (y1_im )
);
assign y_re = x1_re + y1_re;
assign y_im = x1_im + y1_im;
// dout = round(y) delay M = round(y(t-16))
trunc #(
.diw (temp_var_width+1 )
,.msb (temp_var_width-1 )
,.lsb (temp_var_width-data_out_width )
) round_u1 (clk, rstn, en, y_re, y_re_trunc);
trunc #(
.diw (temp_var_width+1 )
,.msb (temp_var_width-1 )
,.lsb (temp_var_width-data_out_width )
) round_u2 (clk, rstn, en, y_im, y_im_trunc);
assign dout_re = y_re_trunc;
assign dout_im = y_im_trunc;
endmodule

174
rtl/z_dsp/IIR_Filter_p8.v
View File

@ -1,54 +1,22 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : IIR_Filter.v
// Department :
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.4 2024-05-28 thfu
//2024-05-28 10:22:49
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module IIR_Filter_p8 #(
parameter data_in_width = 16
,parameter coef_width = 32
,parameter frac_data_out_width = 20//X for in,5
,parameter frac_coef_width = 31//division
parameter coef_width = 32
,parameter data_in_width = 16
,parameter data_out_width = 37
,parameter temp_var_width = data_out_width+5
)
// H(z) = a(1 + b*z^-1 + b^2*z^-2 + b^3*z^-3 + b^4*z^-4 + b^5*z^-5 + b^6*z^-6 + b^7*z^-7) / (1 - b^8*z^-8)
(
input rstn
,input clk
,input en
,input signed [data_in_width-1:0] dinp0
,input signed [data_in_width-1:0] dinp1
,input signed [data_in_width-1:0] dinp2
,input signed [data_in_width-1:0] dinp3
,input signed [data_in_width-1:0] dinp4
,input signed [data_in_width-1:0] dinp5
,input signed [data_in_width-1:0] dinp6
,input signed [data_in_width-1:0] dinp7
,input signed [data_in_width-1 :0] dinp0 //x(8n+16)
,input signed [data_in_width-1 :0] dinp1 //x(8n+15)
,input signed [data_in_width-1 :0] dinp2 //x(8n+14)
,input signed [data_in_width-1 :0] dinp3 //x(8n+13)
,input signed [data_in_width-1 :0] dinp4 //x(8n+12)
,input signed [data_in_width-1 :0] dinp5 //x(8n+11)
,input signed [data_in_width-1 :0] dinp6 //x(8n+10)
,input signed [data_in_width-1 :0] dinp7 //x(8n+9)
,input signed [coef_width-1 :0] a_re
,input signed [coef_width-1 :0] a_im
@ -69,7 +37,8 @@ module IIR_Filter_p8 #(
,input signed [coef_width-1 :0] b_pow8_re
,input signed [coef_width-1 :0] b_pow8_im
,output signed [data_in_width-1:0] dout
,output signed [data_out_width-1:0] dout_re // Re(y(8n-8))
,output signed [data_out_width-1:0] dout_im // Im(y(8n-8))
);
wire signed [data_in_width-1 :0] dinp [7:0];
@ -102,39 +71,57 @@ assign ab_pow_im[2] = abb_im;
assign ab_pow_im[1] = ab_im;
assign ab_pow_im[0] = a_im;
wire signed [data_in_width+frac_data_out_width-1:0] x_re [0:7];
wire signed [data_in_width+frac_data_out_width-1:0] x_im [0:7];
wire signed [temp_var_width-1 :0] x_re [0:7];
wire signed [temp_var_width-1 :0] x_im [0:7];
wire signed [temp_var_width+3 :0] v_re;
wire signed [temp_var_width+3 :0] v_im;
reg signed [temp_var_width+3 :0] v1_re;
reg signed [temp_var_width+3 :0] v1_im;
wire signed [temp_var_width+3 :0] y_re;
wire signed [temp_var_width+3 :0] y_im;
wire signed [temp_var_width+3 :0] y1_re;
wire signed [temp_var_width+3 :0] y1_im;
wire signed [data_out_width-1:0] y_re_trunc;
wire signed [data_out_width-1:0] y_im_trunc;
// x[0] = (dinp0 * a_re) delay M = a*x(8n+8)
// x[1] = (dinp1 * ab_re) delay M = a*b*x(8n+7)
// x[2] = (dinp2 * abb_re) delay M = a*b^2*x(8n+6)
// x[3] = (dinp3 * ab_pow3_re) delay M = a*b^3*x(8n+5)
// x[4] = (dinp4 * ab_pow4_re) delay M = a*b^4*x(8n+4)
// x[5] = (dinp5 * ab_pow5_re) delay M = a*b^5*x(8n+3)
// x[6] = (dinp6 * ab_pow6_re) delay M = a*b^6*x(8n+2)
// x[7] = (dinp7 * ab_pow7_re) delay M = a*b^7*x(8n+1)
genvar i;
generate
for (i = 0; i < 8; i = i + 1) begin: mult_x_inst
for (i = 0; i < 8; i = i + 1) begin: mult_c_inst
mult_x #(
.A_width (data_in_width ),
.C_width(coef_width+frac_data_out_width),
.D_width(coef_width+frac_data_out_width),
.frac_coef_width(frac_coef_width)
) inst_mult_x (
.C_width (coef_width ),
.D_width (coef_width ),
.o_width (temp_var_width )
) inst_c (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.a (dinp[i] ),
.c ({ab_pow_re[i],{frac_data_out_width{1'b0}}}),
.d ({ab_pow_im[i],{frac_data_out_width{1'b0}}}),
.c (ab_pow_re[i] ),
.d (ab_pow_im[i] ),
.Re (x_re[i] ),
.Im (x_im[i] )
);
end
endgenerate
wire signed [data_in_width+frac_data_out_width+3:0] v_re;
wire signed [data_in_width+frac_data_out_width+3:0] v_im;
// v1 = sum_{i=0,1,...,7}{x[i]} delay M = sum_{i=0,1,...,7}{a*b^i*x(8n-i)}
assign v_re = x_re[0] + x_re[1] +x_re[2] +x_re[3] +x_re[4] +x_re[5] +x_re[6] +x_re[7];
assign v_im = x_im[0] + x_im[1] +x_im[2] +x_im[3] +x_im[4] +x_im[5] +x_im[6] +x_im[7];
reg signed [data_in_width+frac_data_out_width+3:0] v1_re;
reg signed [data_in_width+frac_data_out_width+3:0] v1_im;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
@ -152,20 +139,16 @@ always @(posedge clk or negedge rstn)
v1_im <= v1_im;
end
wire signed [data_in_width+frac_data_out_width+3:0] y_re;
wire signed [data_in_width+frac_data_out_width+3:0] y_im;
wire signed [data_in_width+frac_data_out_width+3:0] y1_re;
wire signed [data_in_width+frac_data_out_width+3:0] y1_im;
reg signed [data_in_width-1:0] dout_re;
// y1 = (b^8 * y) delay M = b^8*y(8n-8)
// y = v1 + y1 = sum_{i=0,1,...,7}{a*b^i*x(8n-i)} + b^8*y(8n-8) = y(8n)
mult_C
#(
.A_width(data_in_width+frac_data_out_width+4)
,.B_width(data_in_width+frac_data_out_width+4)
.A_width (temp_var_width+4 )
,.B_width (temp_var_width+4 )
,.C_width (coef_width )
,.D_width (coef_width )
,.frac_coef_width(frac_coef_width)
,.o_width (temp_var_width+4 )
)
inst_c9 (
.clk (clk ),
@ -175,53 +158,28 @@ inst_c9 (
.b (y_im ),
.c (b_pow8_re ),
.d (b_pow8_im ),
.Re (y1_re ),//b^8*y(n-1)
.Re (y1_re ),
.Im (y1_im )
);
assign y_re = v1_re + y1_re;
assign y_im = v1_im + y1_im;
wire signed [data_in_width+frac_data_out_width+3:0] dout_round;
// dout = round(y) delay M = round(y(8n-8))
trunc #(
.diw (temp_var_width+4 )
,.msb (temp_var_width-1 )
,.lsb (temp_var_width-data_out_width )
) round_u1 (clk, rstn, en, y_re, y_re_trunc);
trunc #(
.diw (temp_var_width+4 )
,.msb (temp_var_width-1 )
,.lsb (temp_var_width-data_out_width )
) round_u2 (clk, rstn, en, y_im, y_im_trunc);
FixRound #(data_in_width+frac_data_out_width+4,frac_data_out_width) u_round1 (clk, rstn, en, y_re, dout_round);
always @(posedge clk or negedge rstn)
if (!rstn)
begin
dout_re <= 'h0;
end
else if(en)
begin
dout_re <= dout_round[frac_data_out_width+15:frac_data_out_width];
end
else
begin
dout_re <= dout_re;
end
reg signed [data_in_width-1:0] dout_clip;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
dout_clip <= 'h0;
end
else if(en)
begin
if(dout_round[frac_data_out_width+16:frac_data_out_width+15]==2'b01)
dout_clip <= 16'd32767;
else if(dout_round[frac_data_out_width+16:frac_data_out_width+15]==2'b10)
dout_clip <= -16'd32768;
else
dout_clip <= dout_re;
end
else
begin
dout_clip <= dout_clip;
end
assign dout = dout_clip;
assign dout_re = y_re_trunc;
assign dout_im = y_im_trunc;
endmodule

420
rtl/z_dsp/IIR_top.v
View File

@ -1,52 +1,31 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : TailCorr_top.v
// Department :
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.3 2024-05-15 thfu
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module IIR_top
module IIR_top #(
parameter data_out_width = 23
,parameter temp_var_width = data_out_width + 14
)
(
input rstn
,input clk
,input en
,input signed [15 :0] IIRin_p0
,input signed [15 :0] IIRin_p1
,input signed [15 :0] IIRin_p2
,input signed [15 :0] IIRin_p3
,input signed [15 :0] IIRin_p4
,input signed [15 :0] IIRin_p5
,input signed [15 :0] IIRin_p6
,input signed [15 :0] IIRin_p7
,input signed [15 :0] IIRin_p0 // x(8n+9)
,input signed [15 :0] IIRin_p1 // x(8n+10)
,input signed [15 :0] IIRin_p2 // x(8n+11)
,input signed [15 :0] IIRin_p3 // x(8n+12)
,input signed [15 :0] IIRin_p4 // x(8n+13)
,input signed [15 :0] IIRin_p5 // x(8n+14)
,input signed [15 :0] IIRin_p6 // x(8n+15)
,input signed [15 :0] IIRin_p7 // x(8n+16)
,input signed [15 :0] IIRin_p0_r2 // x(8n+9) delay 2M -> x(8n- 7)
,input signed [15 :0] IIRin_p1_r4 // x(8n+10) delay 4M -> x(8n-22)
,input signed [15 :0] IIRin_p2_r6 // x(8n+11) delay 6M -> x(8n-37)
,input signed [15 :0] IIRin_p3_r8 // x(8n+12) delay 8M -> x(8n-52)
,input signed [15 :0] IIRin_p4_r10 // x(8n+13) delay 10M -> x(8n-67)
,input signed [15 :0] IIRin_p5_r12 // x(8n+14) delay 12M -> x(8n-82)
,input signed [15 :0] IIRin_p6_r14 // x(8n+15) delay 14M -> x(8n-97)
,input signed [31 :0] a_re
,input signed [31 :0] a_im
,input signed [31 :0] b_re
,input signed [31 :0] b_im
,input signed [31 :0] ab_re
,input signed [31 :0] ab_im
,input signed [31 :0] abb_re
@ -64,85 +43,49 @@ module IIR_top
,input signed [31 :0] b_pow8_re
,input signed [31 :0] b_pow8_im
,output signed [15 :0] IIRout_p0
,output signed [15 :0] IIRout_p1
,output signed [15 :0] IIRout_p2
,output signed [15 :0] IIRout_p3
,output signed [15 :0] IIRout_p4
,output signed [15 :0] IIRout_p5
,output signed [15 :0] IIRout_p6
,output signed [15 :0] IIRout_p7
);
reg signed [15:0] IIRin_p_r1 [7:1];
wire signed [15 : 0] IIRin_p [7:0];
assign IIRin_p[7] = IIRin_p7;
assign IIRin_p[6] = IIRin_p6;
assign IIRin_p[5] = IIRin_p5;
assign IIRin_p[4] = IIRin_p4;
assign IIRin_p[3] = IIRin_p3;
assign IIRin_p[2] = IIRin_p2;
assign IIRin_p[1] = IIRin_p1;
assign IIRin_p[0] = IIRin_p0;
integer i;
always @(posedge clk or negedge rstn) begin
if (!rstn) begin
for (i = 1; i < 8; i = i + 1) begin
IIRin_p_r1[i] <= 'h0;
end
end
else if (en) begin
for (i = 1; i < 8; i = i + 1) begin
IIRin_p_r1[i] <= IIRin_p[i];
end
end
end
IIR_Filter_p8 inst_iir_p0 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p[0] ),
.dinp1 (IIRin_p_r1[7] ),
.dinp2 (IIRin_p_r1[6] ),
.dinp3 (IIRin_p_r1[5] ),
.dinp4 (IIRin_p_r1[4] ),
.dinp5 (IIRin_p_r1[3] ),
.dinp6 (IIRin_p_r1[2] ),
.dinp7 (IIRin_p_r1[1] ),
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p0 )
,output signed [data_out_width-1 :0] IIRout_p0 // y(8n-8)
,output signed [data_out_width-1 :0] IIRout_p1 // y(8n-23)
,output signed [data_out_width-1 :0] IIRout_p2 // y(8n-38)
,output signed [data_out_width-1 :0] IIRout_p3 // y(8n-53)
,output signed [data_out_width-1 :0] IIRout_p4 // y(8n-68)
,output signed [data_out_width-1 :0] IIRout_p5 // y(8n-83)
,output signed [data_out_width-1 :0] IIRout_p6 // y(8n-98)
,output signed [data_out_width-1 :0] IIRout_p7 // y(8n-113)
);
IIR_Filter_p8 inst_iir_p1 (
wire signed [temp_var_width- 1:0] IIRout_p0_re;
wire signed [temp_var_width- 3:0] IIRout_p1_re;
wire signed [temp_var_width- 5:0] IIRout_p2_re;
wire signed [temp_var_width- 7:0] IIRout_p3_re;
wire signed [temp_var_width- 9:0] IIRout_p4_re;
wire signed [temp_var_width-11:0] IIRout_p5_re;
wire signed [temp_var_width-13:0] IIRout_p6_re;
wire signed [temp_var_width-15:0] IIRout_p7_re;
wire signed [temp_var_width- 1:0] IIRout_p0_im;
wire signed [temp_var_width- 3:0] IIRout_p1_im;
wire signed [temp_var_width- 5:0] IIRout_p2_im;
wire signed [temp_var_width- 7:0] IIRout_p3_im;
wire signed [temp_var_width- 9:0] IIRout_p4_im;
wire signed [temp_var_width-11:0] IIRout_p5_im;
wire signed [temp_var_width-13:0] IIRout_p6_im;
wire signed [temp_var_width-15:0] IIRout_p7_im;
IIR_Filter_p8 #(
.data_out_width (temp_var_width )
) inst_iir_p0 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p[1] ),
.dinp1 (IIRin_p[0] ),
.dinp2 (IIRin_p_r1[7] ),
.dinp3 (IIRin_p_r1[6] ),
.dinp4 (IIRin_p_r1[5] ),
.dinp5 (IIRin_p_r1[4] ),
.dinp6 (IIRin_p_r1[3] ),
.dinp7 (IIRin_p_r1[2] ),
.dinp0 (IIRin_p7 ), // x(8n+16)
.dinp1 (IIRin_p6 ), // x(8n+15)
.dinp2 (IIRin_p5 ), // x(8n+14)
.dinp3 (IIRin_p4 ), // x(8n+13)
.dinp4 (IIRin_p3 ), // x(8n+12)
.dinp5 (IIRin_p2 ), // x(8n+11)
.dinp6 (IIRin_p1 ), // x(8n+10)
.dinp7 (IIRin_p0 ), // x(8n+9)
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
@ -161,200 +104,131 @@ IIR_Filter_p8 inst_iir_p1 (
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p1 )
.dout_re (IIRout_p0_re ), // Re(y(8n-8))
.dout_im (IIRout_p0_im ) // Im(y(8n-8))
);
IIR_Filter_p8 inst_iir_p2 (
IIR_Filter_p1 #(
.cascade_in_width (temp_var_width )
) inst_iir_p1(
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p[2] ),
.dinp1 (IIRin_p[1] ),
.dinp2 (IIRin_p[0] ),
.dinp3 (IIRin_p_r1[7] ),
.dinp4 (IIRin_p_r1[6] ),
.dinp5 (IIRin_p_r1[5] ),
.dinp6 (IIRin_p_r1[4] ),
.dinp7 (IIRin_p_r1[3] ),
.din_re (IIRin_p0_r2 ), // x(8n-7)
.dout_r1_re (IIRout_p0_re ), // Re(y(8n-8))
.dout_r1_im (IIRout_p0_im ), // Im(y(8n-8))
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p2 )
.b_re (b_re ),
.b_im (b_im ),
.dout_re (IIRout_p1_re ), // Re(y(8n-23))
.dout_im (IIRout_p1_im ) // Im(y(8n-23))
);
IIR_Filter_p8 inst_iir_p3 (
IIR_Filter_p1 #(
.cascade_in_width (temp_var_width-2 )
) inst_iir_p2 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p[3] ),
.dinp1 (IIRin_p[2] ),
.dinp2 (IIRin_p[1] ),
.dinp3 (IIRin_p[0] ),
.dinp4 (IIRin_p_r1[7] ),
.dinp5 (IIRin_p_r1[6] ),
.dinp6 (IIRin_p_r1[5] ),
.dinp7 (IIRin_p_r1[4] ),
.din_re (IIRin_p1_r4 ), // x(8n-22)
.dout_r1_re (IIRout_p1_re ), // Re(y(8n-23))
.dout_r1_im (IIRout_p1_im ), // Im(y(8n-23))
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p3 )
.b_re (b_re ),
.b_im (b_im ),
.dout_re (IIRout_p2_re ), // Re(y(8n-38))
.dout_im (IIRout_p2_im ) // Im(y(8n-38))
);
IIR_Filter_p8 inst_iir_p4 (
IIR_Filter_p1 #(
.cascade_in_width (temp_var_width-4 )
) inst_iir_p3 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p[4] ),
.dinp1 (IIRin_p[3] ),
.dinp2 (IIRin_p[2] ),
.dinp3 (IIRin_p[1] ),
.dinp4 (IIRin_p[0] ),
.dinp5 (IIRin_p_r1[7] ),
.dinp6 (IIRin_p_r1[6] ),
.dinp7 (IIRin_p_r1[5] ),
.din_re (IIRin_p2_r6 ), // x(8n-37)
.dout_r1_re (IIRout_p2_re ), // Re(y(8n-38))
.dout_r1_im (IIRout_p2_im ), // Im(y(8n-38))
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p4 )
.b_re (b_re ),
.b_im (b_im ),
.dout_re (IIRout_p3_re ), // Re(y(8n-53))
.dout_im (IIRout_p3_im ) // Im(y(8n-53))
);
IIR_Filter_p8 inst_iir_p5 (
IIR_Filter_p1 #(
.cascade_in_width (temp_var_width-6 )
) inst_iir_p4 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p[5] ),
.dinp1 (IIRin_p[4] ),
.dinp2 (IIRin_p[3] ),
.dinp3 (IIRin_p[2] ),
.dinp4 (IIRin_p[1] ),
.dinp5 (IIRin_p[0] ),
.dinp6 (IIRin_p_r1[7] ),
.dinp7 (IIRin_p_r1[6] ),
.din_re (IIRin_p3_r8 ), // x(8n-52)
.dout_r1_re (IIRout_p3_re ), // Re(y(8n-53))
.dout_r1_im (IIRout_p3_im ), // Im(y(8n-53))
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p5 )
.b_re (b_re ),
.b_im (b_im ),
.dout_re (IIRout_p4_re ), // Re(y(8n-68))
.dout_im (IIRout_p4_im ) // Im(y(8n-68))
);
IIR_Filter_p8 inst_iir_p6 (
IIR_Filter_p1 #(
.cascade_in_width (temp_var_width-8 )
) inst_iir_p5 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p[6] ),
.dinp1 (IIRin_p[5] ),
.dinp2 (IIRin_p[4] ),
.dinp3 (IIRin_p[3] ),
.dinp4 (IIRin_p[2] ),
.dinp5 (IIRin_p[1] ),
.dinp6 (IIRin_p[0] ),
.dinp7 (IIRin_p_r1[7] ),
.din_re (IIRin_p4_r10 ), // x(8n-67)
.dout_r1_re (IIRout_p4_re ), // Re(y(8n-68))
.dout_r1_im (IIRout_p4_im ), // Im(y(8n-68))
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p6 )
.b_re (b_re ),
.b_im (b_im ),
.dout_re (IIRout_p5_re ), // Re(y(8n-83))
.dout_im (IIRout_p5_im ) // Im(y(8n-83))
);
IIR_Filter_p8 inst_iir_p7 (
IIR_Filter_p1 #(
.cascade_in_width (temp_var_width-10 )
) inst_iir_p6 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.dinp0 (IIRin_p[7] ),
.dinp1 (IIRin_p[6] ),
.dinp2 (IIRin_p[5] ),
.dinp3 (IIRin_p[4] ),
.dinp4 (IIRin_p[3] ),
.dinp5 (IIRin_p[2] ),
.dinp6 (IIRin_p[1] ),
.dinp7 (IIRin_p[0] ),
.din_re (IIRin_p5_r12 ), // x(8n-82)
.dout_r1_re (IIRout_p5_re ), // Re(y(8n-83))
.dout_r1_im (IIRout_p5_im ), // Im(y(8n-83))
.a_re (a_re ),
.a_im (a_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ),
.dout (IIRout_p7 )
.b_re (b_re ),
.b_im (b_im ),
.dout_re (IIRout_p6_re ), // Re(y(8n-98))
.dout_im (IIRout_p6_im ) // Im(y(8n-98))
);
IIR_Filter_p1 #(
.cascade_in_width (temp_var_width-12 )
) inst_iir_p7 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
.din_re (IIRin_p6_r14 ), // x(8n-97)
.dout_r1_re (IIRout_p6_re ), // Re(y(8n-98))
.dout_r1_im (IIRout_p6_im ), // Im(y(8n-98))
.a_re (a_re ),
.a_im (a_im ),
.b_re (b_re ),
.b_im (b_im ),
.dout_re (IIRout_p7_re ), // Re(y(8n-113))
.dout_im (IIRout_p7_im ) // Im(y(8n-113))
);
assign IIRout_p0 = IIRout_p0_re[temp_var_width- 0-1 : temp_var_width- 0-data_out_width]; // y(8n-8)
assign IIRout_p1 = IIRout_p1_re[temp_var_width- 2-1 : temp_var_width- 2-data_out_width]; // y(8n-23)
assign IIRout_p2 = IIRout_p2_re[temp_var_width- 4-1 : temp_var_width- 4-data_out_width]; // y(8n-38)
assign IIRout_p3 = IIRout_p3_re[temp_var_width- 6-1 : temp_var_width- 6-data_out_width]; // y(8n-53)
assign IIRout_p4 = IIRout_p4_re[temp_var_width- 8-1 : temp_var_width- 8-data_out_width]; // y(8n-68)
assign IIRout_p5 = IIRout_p5_re[temp_var_width-10-1 : temp_var_width-10-data_out_width]; // y(8n-83)
assign IIRout_p6 = IIRout_p6_re[temp_var_width-12-1 : temp_var_width-12-data_out_width]; // y(8n-98)
assign IIRout_p7 = IIRout_p7_re[temp_var_width-14-1 : temp_var_width-14-data_out_width]; // y(8n-113)
endmodule

747
rtl/z_dsp/TailCorr_top.v
View File

@ -1,39 +1,7 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : TailCorr_top.v
// Department :
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.3 2025-02-28 thfu
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module TailCorr_top
module TailCorr_top #(
parameter temp_var_width = 22
)
(
input rstn
,input clk
@ -45,6 +13,8 @@ module TailCorr_top
,input signed [15:0] din3
,input signed [31:0] a_re0
,input signed [31:0] a_im0
,input signed [31:0] b_re0
,input signed [31:0] b_im0
,input signed [31:0] ab_re0
,input signed [31:0] ab_im0
,input signed [31:0] abb_re0
@ -63,6 +33,8 @@ module TailCorr_top
,input signed [31:0] b_pow8_im0
,input signed [31:0] a_re1
,input signed [31:0] a_im1
,input signed [31:0] b_re1
,input signed [31:0] b_im1
,input signed [31:0] ab_re1
,input signed [31:0] ab_im1
,input signed [31:0] abb_re1
@ -81,6 +53,8 @@ module TailCorr_top
,input signed [31:0] b_pow8_im1
,input signed [31:0] a_re2
,input signed [31:0] a_im2
,input signed [31:0] b_re2
,input signed [31:0] b_im2
,input signed [31:0] ab_re2
,input signed [31:0] ab_im2
,input signed [31:0] abb_re2
@ -99,6 +73,8 @@ module TailCorr_top
,input signed [31:0] b_pow8_im2
,input signed [31:0] a_re3
,input signed [31:0] a_im3
,input signed [31:0] b_re3
,input signed [31:0] b_im3
,input signed [31:0] ab_re3
,input signed [31:0] ab_im3
,input signed [31:0] abb_re3
@ -117,6 +93,8 @@ module TailCorr_top
,input signed [31:0] b_pow8_im3
,input signed [31:0] a_re4
,input signed [31:0] a_im4
,input signed [31:0] b_re4
,input signed [31:0] b_im4
,input signed [31:0] ab_re4
,input signed [31:0] ab_im4
,input signed [31:0] abb_re4
@ -135,6 +113,8 @@ module TailCorr_top
,input signed [31:0] b_pow8_im4
,input signed [31:0] a_re5
,input signed [31:0] a_im5
,input signed [31:0] b_re5
,input signed [31:0] b_im5
,input signed [31:0] ab_re5
,input signed [31:0] ab_im5
,input signed [31:0] abb_re5
@ -171,14 +151,61 @@ wire signed [15:0] din_p4;
wire signed [15:0] din_p5;
wire signed [15:0] din_p6;
wire signed [15:0] din_p7;
wire signed [15:0] IIRin_p0;
wire signed [15:0] IIRin_p1;
wire signed [15:0] IIRin_p2;
wire signed [15:0] IIRin_p3;
wire signed [15:0] IIRin_p4;
wire signed [15:0] IIRin_p5;
wire signed [15:0] IIRin_p6;
wire signed [15:0] IIRin_p7;
wire signed [15:0] IIRin_p0; // iirin_x(8n+9)
wire signed [15:0] IIRin_p1; // iirin_x(8n+10)
wire signed [15:0] IIRin_p2; // iirin_x(8n+11)
wire signed [15:0] IIRin_p3; // iirin_x(8n+12)
wire signed [15:0] IIRin_p4; // iirin_x(8n+13)
wire signed [15:0] IIRin_p5; // iirin_x(8n+14)
wire signed [15:0] IIRin_p6; // iirin_x(8n+15)
wire signed [15:0] IIRin_p7; // iirin_x(8n+16)
wire signed [temp_var_width-1:0] IIRout_p0 [5:0]; // iirout_y(8n-8)
wire signed [temp_var_width-1:0] IIRout_p1 [5:0]; // iirout_y(8n-23)
wire signed [temp_var_width-1:0] IIRout_p2 [5:0]; // iirout_y(8n-38)
wire signed [temp_var_width-1:0] IIRout_p3 [5:0]; // iirout_y(8n-53)
wire signed [temp_var_width-1:0] IIRout_p4 [5:0]; // iirout_y(8n-68)
wire signed [temp_var_width-1:0] IIRout_p5 [5:0]; // iirout_y(8n-83)
wire signed [temp_var_width-1:0] IIRout_p6 [5:0]; // iirout_y(8n-98)
wire signed [temp_var_width-1:0] IIRout_p7 [5:0]; // iirout_y(8n-113)
wire signed [temp_var_width+2:0] sum_IIRout_p0;
wire signed [temp_var_width+2:0] sum_IIRout_p1;
wire signed [temp_var_width+2:0] sum_IIRout_p2;
wire signed [temp_var_width+2:0] sum_IIRout_p3;
wire signed [temp_var_width+2:0] sum_IIRout_p4;
wire signed [temp_var_width+2:0] sum_IIRout_p5;
wire signed [temp_var_width+2:0] sum_IIRout_p6;
wire signed [temp_var_width+2:0] sum_IIRout_p7;
reg signed [15:0] din_p0_r [16:0];
reg signed [15:0] din_p1_r [16:0];
reg signed [15:0] din_p2_r [16:0];
reg signed [15:0] din_p3_r [16:0];
reg signed [15:0] din_p4_r [16:0];
reg signed [15:0] din_p5_r [16:0];
reg signed [15:0] din_p6_r [16:0];
reg signed [15:0] din_p7_r [16:0];
reg signed [15:0] IIRin_p0_r [1 :0]; // iirin_x(8n-7)
reg signed [15:0] IIRin_p1_r [3 :0]; // iirin_x(8n-22)
reg signed [15:0] IIRin_p2_r [5 :0]; // iirin_x(8n-37)
reg signed [15:0] IIRin_p3_r [7 :0]; // iirin_x(8n-53)
reg signed [15:0] IIRin_p4_r [9 :0]; // iirin_x(8n-67)
reg signed [15:0] IIRin_p5_r [11:0]; // iirin_x(8n-82)
reg signed [15:0] IIRin_p6_r [13:0]; // iirin_x(8n-97)
reg signed [temp_var_width+2:0] sum_IIRout_p0_r [12:0];
reg signed [temp_var_width+2:0] sum_IIRout_p1_r [11:0];
reg signed [temp_var_width+2:0] sum_IIRout_p2_r [9 :0];
reg signed [temp_var_width+2:0] sum_IIRout_p3_r [7 :0];
reg signed [temp_var_width+2:0] sum_IIRout_p4_r [5 :0];
reg signed [temp_var_width+2:0] sum_IIRout_p5_r [3 :0];
reg signed [temp_var_width+2:0] sum_IIRout_p6_r [1 :0];
wire signed [temp_var_width+2:0] dout_p0_r0;
wire signed [temp_var_width+2:0] dout_p1_r0;
wire signed [temp_var_width+2:0] dout_p2_r0;
wire signed [temp_var_width+2:0] dout_p3_r0;
wire signed [temp_var_width+2:0] dout_p4_r0;
wire signed [temp_var_width+2:0] dout_p5_r0;
wire signed [temp_var_width+2:0] dout_p6_r0;
wire signed [temp_var_width+2:0] dout_p7_r0;
wire vldo_diff;
diff_p inst_diff_p (
.rstn (rstn),
@ -207,15 +234,221 @@ diff_p inst_diff_p (
.diff_p6 (IIRin_p6),
.diff_p7 (IIRin_p7)
);
wire signed [15:0] IIRout0_p0;
wire signed [15:0] IIRout0_p1;
wire signed [15:0] IIRout0_p2;
wire signed [15:0] IIRout0_p3;
wire signed [15:0] IIRout0_p4;
wire signed [15:0] IIRout0_p5;
wire signed [15:0] IIRout0_p6;
wire signed [15:0] IIRout0_p7;
IIR_top inst_iir_top_0 (
integer i;
always @(posedge clk or negedge rstn) begin
if (!rstn) begin
for (i = 0; i < 16; i = i + 1) begin
din_p0_r[i] <= 'h0;
din_p1_r[i] <= 'h0;
din_p2_r[i] <= 'h0;
din_p3_r[i] <= 'h0;
din_p4_r[i] <= 'h0;
din_p5_r[i] <= 'h0;
din_p6_r[i] <= 'h0;
din_p7_r[i] <= 'h0;
end
end
else if (en) begin
din_p0_r[0] <= din_p0;
din_p1_r[0] <= din_p1;
din_p2_r[0] <= din_p2;
din_p3_r[0] <= din_p3;
din_p4_r[0] <= din_p4;
din_p5_r[0] <= din_p5;
din_p6_r[0] <= din_p6;
din_p7_r[0] <= din_p7;
for (i = 0; i < 16; i = i + 1) begin
din_p0_r[i+1] <= din_p0_r[i];
din_p1_r[i+1] <= din_p1_r[i];
din_p2_r[i+1] <= din_p2_r[i];
din_p3_r[i+1] <= din_p3_r[i];
din_p4_r[i+1] <= din_p4_r[i];
din_p5_r[i+1] <= din_p5_r[i];
din_p6_r[i+1] <= din_p6_r[i];
din_p7_r[i+1] <= din_p7_r[i];
end
end
end
/*
wire signed [15:0] din_p0_r1;
wire signed [15:0] din_p1_r1;
wire signed [15:0] din_p2_r1;
wire signed [15:0] din_p3_r1;
wire signed [15:0] din_p4_r1;
wire signed [15:0] din_p5_r1;
wire signed [15:0] din_p6_r1;
wire signed [15:0] din_p7_r1;
wire signed [15:0] din_p0_r2;
wire signed [15:0] din_p1_r2;
wire signed [15:0] din_p2_r2;
wire signed [15:0] din_p3_r2;
wire signed [15:0] din_p4_r2;
wire signed [15:0] din_p5_r2;
wire signed [15:0] din_p6_r2;
wire signed [15:0] din_p7_r2;
wire signed [15:0] din_p0_r3;
wire signed [15:0] din_p1_r3;
wire signed [15:0] din_p2_r3;
wire signed [15:0] din_p3_r3;
wire signed [15:0] din_p4_r3;
wire signed [15:0] din_p5_r3;
wire signed [15:0] din_p6_r3;
wire signed [15:0] din_p7_r3;
wire signed [15:0] din_p0_r4;
wire signed [15:0] din_p1_r4;
wire signed [15:0] din_p2_r4;
wire signed [15:0] din_p3_r4;
wire signed [15:0] din_p4_r4;
wire signed [15:0] din_p5_r4;
wire signed [15:0] din_p6_r4;
wire signed [15:0] din_p7_r4;
wire signed [15:0] din_p0_r5;
wire signed [15:0] din_p1_r5;
wire signed [15:0] din_p2_r5;
wire signed [15:0] din_p3_r5;
wire signed [15:0] din_p4_r5;
wire signed [15:0] din_p5_r5;
wire signed [15:0] din_p6_r5;
wire signed [15:0] din_p7_r5;
wire signed [15:0] din_p0_r6;
wire signed [15:0] din_p1_r6;
wire signed [15:0] din_p2_r6;
wire signed [15:0] din_p3_r6;
wire signed [15:0] din_p4_r6;
wire signed [15:0] din_p5_r6;
wire signed [15:0] din_p6_r6;
wire signed [15:0] din_p7_r6;
wire signed [15:0] din_p0_r7;
wire signed [15:0] din_p1_r7;
wire signed [15:0] din_p2_r7;
wire signed [15:0] din_p3_r7;
wire signed [15:0] din_p4_r7;
wire signed [15:0] din_p5_r7;
wire signed [15:0] din_p6_r7;
wire signed [15:0] din_p7_r7;
sirv_gnrl_dfflr #(16) dff_din_p0_1(en,din_p0, din_p0_r1 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p1_1(en,din_p1, din_p1_r1 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p2_1(en,din_p2, din_p2_r1 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p3_1(en,din_p3, din_p3_r1 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p4_1(en,din_p4, din_p4_r1 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p5_1(en,din_p5, din_p5_r1 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p6_1(en,din_p6, din_p6_r1 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p7_1(en,din_p7, din_p7_r1 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p0_2(en,din_p0_r1, din_p0_r2 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p1_2(en,din_p1_r1, din_p1_r2 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p2_2(en,din_p2_r1, din_p2_r2 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p3_2(en,din_p3_r1, din_p3_r2 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p4_2(en,din_p4_r1, din_p4_r2 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p5_2(en,din_p5_r1, din_p5_r2 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p6_2(en,din_p6_r1, din_p6_r2 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p7_2(en,din_p7_r1, din_p7_r2 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p0_3(en,din_p0_r2, din_p0_r3 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p1_3(en,din_p1_r2, din_p1_r3 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p2_3(en,din_p2_r2, din_p2_r3 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p3_3(en,din_p3_r2, din_p3_r3 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p4_3(en,din_p4_r2, din_p4_r3 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p5_3(en,din_p5_r2, din_p5_r3 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p6_3(en,din_p6_r2, din_p6_r3 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p7_3(en,din_p7_r2, din_p7_r3 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p0_4(en,din_p0_r3, din_p0_r4 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p1_4(en,din_p1_r3, din_p1_r4 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p2_4(en,din_p2_r3, din_p2_r4 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p3_4(en,din_p3_r3, din_p3_r4 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p4_4(en,din_p4_r3, din_p4_r4 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p5_4(en,din_p5_r3, din_p5_r4 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p6_4(en,din_p6_r3, din_p6_r4 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p7_4(en,din_p7_r3, din_p7_r4 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p0_5(en,din_p0_r4, din_p0_r5 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p1_5(en,din_p1_r4, din_p1_r5 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p2_5(en,din_p2_r4, din_p2_r5 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p3_5(en,din_p3_r4, din_p3_r5 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p4_5(en,din_p4_r4, din_p4_r5 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p5_5(en,din_p5_r4, din_p5_r5 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p6_5(en,din_p6_r4, din_p6_r5 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p7_5(en,din_p7_r4, din_p7_r5 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p0_6(en,din_p0_r5, din_p0_r6 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p1_6(en,din_p1_r5, din_p1_r6 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p2_6(en,din_p2_r5, din_p2_r6 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p3_6(en,din_p3_r5, din_p3_r6 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p4_6(en,din_p4_r5, din_p4_r6 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p5_6(en,din_p5_r5, din_p5_r6 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p6_6(en,din_p6_r5, din_p6_r6 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p7_6(en,din_p7_r5, din_p7_r6 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p0_7(en,din_p0_r6, din_p0_r7 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p1_7(en,din_p1_r6, din_p1_r7 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p2_7(en,din_p2_r6, din_p2_r7 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p3_7(en,din_p3_r6, din_p3_r7 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p4_7(en,din_p4_r6, din_p4_r7 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p5_7(en,din_p5_r6, din_p5_r7 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p6_7(en,din_p6_r6, din_p6_r7 ,clk,rstn);
sirv_gnrl_dfflr #(16) dff_din_p7_7(en,din_p7_r6, din_p7_r7 ,clk,rstn);
*/
always @(posedge clk or negedge rstn) begin
if (!rstn) begin
for (i = 0; i < 2; i = i + 1) begin
IIRin_p0_r[i] <= 'h0;
end
for (i = 0; i < 4; i = i + 1) begin
IIRin_p1_r[i] <= 'h0;
end
for (i = 0; i < 6; i = i + 1) begin
IIRin_p2_r[i] <= 'h0;
end
for (i = 0; i < 8; i = i + 1) begin
IIRin_p3_r[i] <= 'h0;
end
for (i = 0; i <10; i = i + 1) begin
IIRin_p4_r[i] <= 'h0;
end
for (i = 0; i <12; i = i + 1) begin
IIRin_p5_r[i] <= 'h0;
end
for (i = 0; i <14; i = i + 1) begin
IIRin_p6_r[i] <= 'h0;
end
end
else if (en) begin
IIRin_p0_r[0] <= IIRin_p0;
IIRin_p1_r[0] <= IIRin_p1;
IIRin_p2_r[0] <= IIRin_p2;
IIRin_p3_r[0] <= IIRin_p3;
IIRin_p4_r[0] <= IIRin_p4;
IIRin_p5_r[0] <= IIRin_p5;
IIRin_p6_r[0] <= IIRin_p6;
for (i = 0; i < 1; i = i + 1) begin
IIRin_p0_r[i+1] <= IIRin_p0_r[i];
end
for (i = 0; i < 3; i = i + 1) begin
IIRin_p1_r[i+1] <= IIRin_p1_r[i];
end
for (i = 0; i < 5; i = i + 1) begin
IIRin_p2_r[i+1] <= IIRin_p2_r[i];
end
for (i = 0; i < 7; i = i + 1) begin
IIRin_p3_r[i+1] <= IIRin_p3_r[i];
end
for (i = 0; i < 9; i = i + 1) begin
IIRin_p4_r[i+1] <= IIRin_p4_r[i];
end
for (i = 0; i <11; i = i + 1) begin
IIRin_p5_r[i+1] <= IIRin_p5_r[i];
end
for (i = 0; i <13; i = i + 1) begin
IIRin_p6_r[i+1] <= IIRin_p6_r[i];
end
end
end
IIR_top #(
.data_out_width (temp_var_width )
) inst_iir_top_0 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
@ -227,8 +460,17 @@ IIR_top inst_iir_top_0 (
.IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ),
.IIRin_p0_r2 (IIRin_p0_r[1] ),
.IIRin_p1_r4 (IIRin_p1_r[3] ),
.IIRin_p2_r6 (IIRin_p2_r[5] ),
.IIRin_p3_r8 (IIRin_p3_r[7] ),
.IIRin_p4_r10 (IIRin_p4_r[9] ),
.IIRin_p5_r12 (IIRin_p5_r[11] ),
.IIRin_p6_r14 (IIRin_p6_r[13] ),
.a_re (a_re0 ),
.a_im (a_im0 ),
.b_re (b_re0 ),
.b_im (b_im0 ),
.ab_re (ab_re0 ),
.ab_im (ab_im0 ),
.abb_re (abb_re0 ),
@ -245,24 +487,19 @@ IIR_top inst_iir_top_0 (
.ab_pow7_im (ab_pow7_im0 ),
.b_pow8_re (b_pow8_re0 ),
.b_pow8_im (b_pow8_im0 ),
.IIRout_p0 (IIRout0_p0 ),
.IIRout_p1 (IIRout0_p1 ),
.IIRout_p2 (IIRout0_p2 ),
.IIRout_p3 (IIRout0_p3 ),
.IIRout_p4 (IIRout0_p4 ),
.IIRout_p5 (IIRout0_p5 ),
.IIRout_p6 (IIRout0_p6 ),
.IIRout_p7 (IIRout0_p7 )
.IIRout_p0 (IIRout_p0[0] ),
.IIRout_p1 (IIRout_p1[0] ),
.IIRout_p2 (IIRout_p2[0] ),
.IIRout_p3 (IIRout_p3[0] ),
.IIRout_p4 (IIRout_p4[0] ),
.IIRout_p5 (IIRout_p5[0] ),
.IIRout_p6 (IIRout_p6[0] ),
.IIRout_p7 (IIRout_p7[0] )
);
wire signed [15:0] IIRout1_p0;
wire signed [15:0] IIRout1_p1;
wire signed [15:0] IIRout1_p2;
wire signed [15:0] IIRout1_p3;
wire signed [15:0] IIRout1_p4;
wire signed [15:0] IIRout1_p5;
wire signed [15:0] IIRout1_p6;
wire signed [15:0] IIRout1_p7;
IIR_top inst_iir_top_1 (
IIR_top #(
.data_out_width (temp_var_width )
) inst_iir_top_1 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
@ -274,8 +511,17 @@ IIR_top inst_iir_top_1 (
.IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ),
.IIRin_p0_r2 (IIRin_p0_r[1] ),
.IIRin_p1_r4 (IIRin_p1_r[3] ),
.IIRin_p2_r6 (IIRin_p2_r[5] ),
.IIRin_p3_r8 (IIRin_p3_r[7] ),
.IIRin_p4_r10 (IIRin_p4_r[9] ),
.IIRin_p5_r12 (IIRin_p5_r[11] ),
.IIRin_p6_r14 (IIRin_p6_r[13] ),
.a_re (a_re1 ),
.a_im (a_im1 ),
.b_re (b_re1 ),
.b_im (b_im1 ),
.ab_re (ab_re1 ),
.ab_im (ab_im1 ),
.abb_re (abb_re1 ),
@ -292,24 +538,19 @@ IIR_top inst_iir_top_1 (
.ab_pow7_im (ab_pow7_im1 ),
.b_pow8_re (b_pow8_re1 ),
.b_pow8_im (b_pow8_im1 ),
.IIRout_p0 (IIRout1_p0 ),
.IIRout_p1 (IIRout1_p1 ),
.IIRout_p2 (IIRout1_p2 ),
.IIRout_p3 (IIRout1_p3 ),
.IIRout_p4 (IIRout1_p4 ),
.IIRout_p5 (IIRout1_p5 ),
.IIRout_p6 (IIRout1_p6 ),
.IIRout_p7 (IIRout1_p7 )
.IIRout_p0 (IIRout_p0[1] ),
.IIRout_p1 (IIRout_p1[1] ),
.IIRout_p2 (IIRout_p2[1] ),
.IIRout_p3 (IIRout_p3[1] ),
.IIRout_p4 (IIRout_p4[1] ),
.IIRout_p5 (IIRout_p5[1] ),
.IIRout_p6 (IIRout_p6[1] ),
.IIRout_p7 (IIRout_p7[1] )
);
wire signed [15:0] IIRout2_p0;
wire signed [15:0] IIRout2_p1;
wire signed [15:0] IIRout2_p2;
wire signed [15:0] IIRout2_p3;
wire signed [15:0] IIRout2_p4;
wire signed [15:0] IIRout2_p5;
wire signed [15:0] IIRout2_p6;
wire signed [15:0] IIRout2_p7;
IIR_top inst_iir_top_2 (
IIR_top #(
.data_out_width (temp_var_width )
) inst_iir_top_2 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
@ -321,8 +562,17 @@ IIR_top inst_iir_top_2 (
.IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ),
.IIRin_p0_r2 (IIRin_p0_r[1] ),
.IIRin_p1_r4 (IIRin_p1_r[3] ),
.IIRin_p2_r6 (IIRin_p2_r[5] ),
.IIRin_p3_r8 (IIRin_p3_r[7] ),
.IIRin_p4_r10 (IIRin_p4_r[9] ),
.IIRin_p5_r12 (IIRin_p5_r[11] ),
.IIRin_p6_r14 (IIRin_p6_r[13] ),
.a_re (a_re2 ),
.a_im (a_im2 ),
.b_re (b_re2 ),
.b_im (b_im2 ),
.ab_re (ab_re2 ),
.ab_im (ab_im2 ),
.abb_re (abb_re2 ),
@ -339,24 +589,19 @@ IIR_top inst_iir_top_2 (
.ab_pow7_im (ab_pow7_im2 ),
.b_pow8_re (b_pow8_re2 ),
.b_pow8_im (b_pow8_im2 ),
.IIRout_p0 (IIRout2_p0 ),
.IIRout_p1 (IIRout2_p1 ),
.IIRout_p2 (IIRout2_p2 ),
.IIRout_p3 (IIRout2_p3 ),
.IIRout_p4 (IIRout2_p4 ),
.IIRout_p5 (IIRout2_p5 ),
.IIRout_p6 (IIRout2_p6 ),
.IIRout_p7 (IIRout2_p7 )
.IIRout_p0 (IIRout_p0[2] ),
.IIRout_p1 (IIRout_p1[2] ),
.IIRout_p2 (IIRout_p2[2] ),
.IIRout_p3 (IIRout_p3[2] ),
.IIRout_p4 (IIRout_p4[2] ),
.IIRout_p5 (IIRout_p5[2] ),
.IIRout_p6 (IIRout_p6[2] ),
.IIRout_p7 (IIRout_p7[2] )
);
wire signed [15:0] IIRout3_p0;
wire signed [15:0] IIRout3_p1;
wire signed [15:0] IIRout3_p2;
wire signed [15:0] IIRout3_p3;
wire signed [15:0] IIRout3_p4;
wire signed [15:0] IIRout3_p5;
wire signed [15:0] IIRout3_p6;
wire signed [15:0] IIRout3_p7;
IIR_top inst_iir_top_3 (
IIR_top #(
.data_out_width (temp_var_width )
) inst_iir_top_3 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
@ -368,8 +613,17 @@ IIR_top inst_iir_top_3 (
.IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ),
.IIRin_p0_r2 (IIRin_p0_r[1] ),
.IIRin_p1_r4 (IIRin_p1_r[3] ),
.IIRin_p2_r6 (IIRin_p2_r[5] ),
.IIRin_p3_r8 (IIRin_p3_r[7] ),
.IIRin_p4_r10 (IIRin_p4_r[9] ),
.IIRin_p5_r12 (IIRin_p5_r[11] ),
.IIRin_p6_r14 (IIRin_p6_r[13] ),
.a_re (a_re3 ),
.a_im (a_im3 ),
.b_re (b_re3 ),
.b_im (b_im3 ),
.ab_re (ab_re3 ),
.ab_im (ab_im3 ),
.abb_re (abb_re3 ),
@ -386,24 +640,19 @@ IIR_top inst_iir_top_3 (
.ab_pow7_im (ab_pow7_im3 ),
.b_pow8_re (b_pow8_re3 ),
.b_pow8_im (b_pow8_im3 ),
.IIRout_p0 (IIRout3_p0 ),
.IIRout_p1 (IIRout3_p1 ),
.IIRout_p2 (IIRout3_p2 ),
.IIRout_p3 (IIRout3_p3 ),
.IIRout_p4 (IIRout3_p4 ),
.IIRout_p5 (IIRout3_p5 ),
.IIRout_p6 (IIRout3_p6 ),
.IIRout_p7 (IIRout3_p7 )
.IIRout_p0 (IIRout_p0[3] ),
.IIRout_p1 (IIRout_p1[3] ),
.IIRout_p2 (IIRout_p2[3] ),
.IIRout_p3 (IIRout_p3[3] ),
.IIRout_p4 (IIRout_p4[3] ),
.IIRout_p5 (IIRout_p5[3] ),
.IIRout_p6 (IIRout_p6[3] ),
.IIRout_p7 (IIRout_p7[3] )
);
wire signed [15:0] IIRout4_p0;
wire signed [15:0] IIRout4_p1;
wire signed [15:0] IIRout4_p2;
wire signed [15:0] IIRout4_p3;
wire signed [15:0] IIRout4_p4;
wire signed [15:0] IIRout4_p5;
wire signed [15:0] IIRout4_p6;
wire signed [15:0] IIRout4_p7;
IIR_top inst_iir_top_4 (
IIR_top #(
.data_out_width (temp_var_width )
) inst_iir_top_4 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
@ -415,8 +664,17 @@ IIR_top inst_iir_top_4 (
.IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ),
.IIRin_p0_r2 (IIRin_p0_r[1] ),
.IIRin_p1_r4 (IIRin_p1_r[3] ),
.IIRin_p2_r6 (IIRin_p2_r[5] ),
.IIRin_p3_r8 (IIRin_p3_r[7] ),
.IIRin_p4_r10 (IIRin_p4_r[9] ),
.IIRin_p5_r12 (IIRin_p5_r[11] ),
.IIRin_p6_r14 (IIRin_p6_r[13] ),
.a_re (a_re4 ),
.a_im (a_im4 ),
.b_re (b_re4 ),
.b_im (b_im4 ),
.ab_re (ab_re4 ),
.ab_im (ab_im4 ),
.abb_re (abb_re4 ),
@ -433,24 +691,19 @@ IIR_top inst_iir_top_4 (
.ab_pow7_im (ab_pow7_im4 ),
.b_pow8_re (b_pow8_re4 ),
.b_pow8_im (b_pow8_im4 ),
.IIRout_p0 (IIRout4_p0 ),
.IIRout_p1 (IIRout4_p1 ),
.IIRout_p2 (IIRout4_p2 ),
.IIRout_p3 (IIRout4_p3 ),
.IIRout_p4 (IIRout4_p4 ),
.IIRout_p5 (IIRout4_p5 ),
.IIRout_p6 (IIRout4_p6 ),
.IIRout_p7 (IIRout4_p7 )
.IIRout_p0 (IIRout_p0[4] ),
.IIRout_p1 (IIRout_p1[4] ),
.IIRout_p2 (IIRout_p2[4] ),
.IIRout_p3 (IIRout_p3[4] ),
.IIRout_p4 (IIRout_p4[4] ),
.IIRout_p5 (IIRout_p5[4] ),
.IIRout_p6 (IIRout_p6[4] ),
.IIRout_p7 (IIRout_p7[4] )
);
wire signed [15:0] IIRout5_p0;
wire signed [15:0] IIRout5_p1;
wire signed [15:0] IIRout5_p2;
wire signed [15:0] IIRout5_p3;
wire signed [15:0] IIRout5_p4;
wire signed [15:0] IIRout5_p5;
wire signed [15:0] IIRout5_p6;
wire signed [15:0] IIRout5_p7;
IIR_top inst_iir_top_5 (
IIR_top #(
.data_out_width (temp_var_width )
) inst_iir_top_5 (
.clk (clk ),
.rstn (rstn ),
.en (en ),
@ -462,8 +715,17 @@ IIR_top inst_iir_top_5 (
.IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ),
.IIRin_p0_r2 (IIRin_p0_r[1] ),
.IIRin_p1_r4 (IIRin_p1_r[3] ),
.IIRin_p2_r6 (IIRin_p2_r[5] ),
.IIRin_p3_r8 (IIRin_p3_r[7] ),
.IIRin_p4_r10 (IIRin_p4_r[9] ),
.IIRin_p5_r12 (IIRin_p5_r[11] ),
.IIRin_p6_r14 (IIRin_p6_r[13] ),
.a_re (a_re5 ),
.a_im (a_im5 ),
.b_re (b_re5 ),
.b_im (b_im5 ),
.ab_re (ab_re5 ),
.ab_im (ab_im5 ),
.abb_re (abb_re5 ),
@ -480,112 +742,117 @@ IIR_top inst_iir_top_5 (
.ab_pow7_im (ab_pow7_im5 ),
.b_pow8_re (b_pow8_re5 ),
.b_pow8_im (b_pow8_im5 ),
.IIRout_p0 (IIRout5_p0 ),
.IIRout_p1 (IIRout5_p1 ),
.IIRout_p2 (IIRout5_p2 ),
.IIRout_p3 (IIRout5_p3 ),
.IIRout_p4 (IIRout5_p4 ),
.IIRout_p5 (IIRout5_p5 ),
.IIRout_p6 (IIRout5_p6 ),
.IIRout_p7 (IIRout5_p7 )
.IIRout_p0 (IIRout_p0[5] ),
.IIRout_p1 (IIRout_p1[5] ),
.IIRout_p2 (IIRout_p2[5] ),
.IIRout_p3 (IIRout_p3[5] ),
.IIRout_p4 (IIRout_p4[5] ),
.IIRout_p5 (IIRout_p5[5] ),
.IIRout_p6 (IIRout_p6[5] ),
.IIRout_p7 (IIRout_p7[5] )
);
reg signed [15:0] din_p0_r6;
reg signed [15:0] din_p1_r6;
reg signed [15:0] din_p2_r6;
reg signed [15:0] din_p3_r6;
reg signed [15:0] din_p4_r6;
reg signed [15:0] din_p5_r6;
reg signed [15:0] din_p6_r6;
reg signed [15:0] din_p7_r6;
syncer #(16, 12) sync_din_p0_syncer (clk, rstn, din_p0, din_p0_r6);
syncer #(16, 12) sync_din_p1_syncer (clk, rstn, din_p1, din_p1_r6);
syncer #(16, 12) sync_din_p2_syncer (clk, rstn, din_p2, din_p2_r6);
syncer #(16, 12) sync_din_p3_syncer (clk, rstn, din_p3, din_p3_r6);
syncer #(16, 12) sync_din_p4_syncer (clk, rstn, din_p4, din_p4_r6);
syncer #(16, 12) sync_din_p5_syncer (clk, rstn, din_p5, din_p5_r6);
syncer #(16, 12) sync_din_p6_syncer (clk, rstn, din_p6, din_p6_r6);
syncer #(16, 12) sync_din_p7_syncer (clk, rstn, din_p7, din_p7_r6);
assign sum_IIRout_p0 = IIRout_p0[0] + IIRout_p0[1] +IIRout_p0[2] +IIRout_p0[3] +IIRout_p0[4] +IIRout_p0[5];
assign sum_IIRout_p1 = IIRout_p1[0] + IIRout_p1[1] +IIRout_p1[2] +IIRout_p1[3] +IIRout_p1[4] +IIRout_p1[5];
assign sum_IIRout_p2 = IIRout_p2[0] + IIRout_p2[1] +IIRout_p2[2] +IIRout_p2[3] +IIRout_p2[4] +IIRout_p2[5];
assign sum_IIRout_p3 = IIRout_p3[0] + IIRout_p3[1] +IIRout_p3[2] +IIRout_p3[3] +IIRout_p3[4] +IIRout_p3[5];
assign sum_IIRout_p4 = IIRout_p4[0] + IIRout_p4[1] +IIRout_p4[2] +IIRout_p4[3] +IIRout_p4[4] +IIRout_p4[5];
assign sum_IIRout_p5 = IIRout_p5[0] + IIRout_p5[1] +IIRout_p5[2] +IIRout_p5[3] +IIRout_p5[4] +IIRout_p5[5];
assign sum_IIRout_p6 = IIRout_p6[0] + IIRout_p6[1] +IIRout_p6[2] +IIRout_p6[3] +IIRout_p6[4] +IIRout_p6[5];
assign sum_IIRout_p7 = IIRout_p7[0] + IIRout_p7[1] +IIRout_p7[2] +IIRout_p7[3] +IIRout_p7[4] +IIRout_p7[5];
/*trunc #(20, 19, 3) round_u0 (clk, rstn, en, sum_IIRout_p0, sum_IIRout_p0_trunc);
trunc #(20, 19, 3) round_u1 (clk, rstn, en, sum_IIRout_p1, sum_IIRout_p1_trunc);
trunc #(20, 19, 3) round_u2 (clk, rstn, en, sum_IIRout_p2, sum_IIRout_p2_trunc);
trunc #(20, 19, 3) round_u3 (clk, rstn, en, sum_IIRout_p3, sum_IIRout_p3_trunc);
trunc #(20, 19, 3) round_u4 (clk, rstn, en, sum_IIRout_p4, sum_IIRout_p4_trunc);
trunc #(20, 19, 3) round_u5 (clk, rstn, en, sum_IIRout_p5, sum_IIRout_p5_trunc);
trunc #(20, 19, 3) round_u6 (clk, rstn, en, sum_IIRout_p6, sum_IIRout_p6_trunc);
trunc #(20, 19, 3) round_u7 (clk, rstn, en, sum_IIRout_p7, sum_IIRout_p7_trunc);*/
wire signed [18:0] dout_p0_r0;
wire signed [18:0] dout_p1_r0;
wire signed [18:0] dout_p2_r0;
wire signed [18:0] dout_p3_r0;
wire signed [18:0] dout_p4_r0;
wire signed [18:0] dout_p5_r0;
wire signed [18:0] dout_p6_r0;
wire signed [18:0] dout_p7_r0;
assign dout_p0_r0 = din_p0_r6 + IIRout0_p0 + IIRout1_p0 +IIRout2_p0 +IIRout3_p0 +IIRout4_p0 +IIRout5_p0;
assign dout_p1_r0 = din_p1_r6 + IIRout0_p1 + IIRout1_p1 +IIRout2_p1 +IIRout3_p1 +IIRout4_p1 +IIRout5_p1;
assign dout_p2_r0 = din_p2_r6 + IIRout0_p2 + IIRout1_p2 +IIRout2_p2 +IIRout3_p2 +IIRout4_p2 +IIRout5_p2;
assign dout_p3_r0 = din_p3_r6 + IIRout0_p3 + IIRout1_p3 +IIRout2_p3 +IIRout3_p3 +IIRout4_p3 +IIRout5_p3;
assign dout_p4_r0 = din_p4_r6 + IIRout0_p4 + IIRout1_p4 +IIRout2_p4 +IIRout3_p4 +IIRout4_p4 +IIRout5_p4;
assign dout_p5_r0 = din_p5_r6 + IIRout0_p5 + IIRout1_p5 +IIRout2_p5 +IIRout3_p5 +IIRout4_p5 +IIRout5_p5;
assign dout_p6_r0 = din_p6_r6 + IIRout0_p6 + IIRout1_p6 +IIRout2_p6 +IIRout3_p6 +IIRout4_p6 +IIRout5_p6;
assign dout_p7_r0 = din_p7_r6 + IIRout0_p7 + IIRout1_p7 +IIRout2_p7 +IIRout3_p7 +IIRout4_p7 +IIRout5_p7;
reg signed [18:0] dout_p0_r1;
reg signed [15:0] dout_p [7:0];
wire signed [18:0] dout_p_r0 [0:7];
assign dout_p_r0[0] = dout_p0_r0;
assign dout_p_r0[1] = dout_p1_r0;
assign dout_p_r0[2] = dout_p2_r0;
assign dout_p_r0[3] = dout_p3_r0;
assign dout_p_r0[4] = dout_p4_r0;
assign dout_p_r0[5] = dout_p5_r0;
assign dout_p_r0[6] = dout_p6_r0;
assign dout_p_r0[7] = dout_p7_r0;
integer i;
always @(posedge clk or negedge rstn) begin
if (!rstn) begin
for (i = 0; i < 2; i = i + 1) begin
sum_IIRout_p6_r[i] <= 'h0;
end
for (i = 0; i < 4; i = i + 1) begin
sum_IIRout_p5_r[i] <= 'h0;
end
for (i = 0; i < 6; i = i + 1) begin
sum_IIRout_p4_r[i] <= 'h0;
end
for (i = 0; i < 8; i = i + 1) begin
dout_p[i] <= 'h0;
sum_IIRout_p3_r[i] <= 'h0;
end
for (i = 0; i <10; i = i + 1) begin
sum_IIRout_p2_r[i] <= 'h0;
end
for (i = 0; i <12; i = i + 1) begin
sum_IIRout_p1_r[i] <= 'h0;
end
for (i = 0; i <13; i = i + 1) begin
sum_IIRout_p0_r[i] <= 'h0;
end
end
else if (en) begin
for (i = 0; i < 8; i = i + 1) begin
if (dout_p_r0[i][16:15] == 2'b01)
dout_p[i] <= 16'd32767;
else if (dout_p_r0[i][16:15] == 2'b10)
dout_p[i] <= -16'd32768;
else
dout_p[i] <= dout_p_r0[i][15:0];
sum_IIRout_p6_r[0] <= sum_IIRout_p6;
sum_IIRout_p5_r[0] <= sum_IIRout_p5;
sum_IIRout_p4_r[0] <= sum_IIRout_p4;
sum_IIRout_p3_r[0] <= sum_IIRout_p3;
sum_IIRout_p2_r[0] <= sum_IIRout_p2;
sum_IIRout_p1_r[0] <= sum_IIRout_p1;
sum_IIRout_p0_r[0] <= sum_IIRout_p0;
for (i = 0; i < 1; i = i + 1) begin
sum_IIRout_p6_r[i+1] <= sum_IIRout_p6_r[i];
end
for (i = 0; i < 3; i = i + 1) begin
sum_IIRout_p5_r[i+1] <= sum_IIRout_p5_r[i];
end
for (i = 0; i < 5; i = i + 1) begin
sum_IIRout_p4_r[i+1] <= sum_IIRout_p4_r[i];
end
for (i = 0; i < 7; i = i + 1) begin
sum_IIRout_p3_r[i+1] <= sum_IIRout_p3_r[i];
end
for (i = 0; i < 9; i = i + 1) begin
sum_IIRout_p2_r[i+1] <= sum_IIRout_p2_r[i];
end
for (i = 0; i <11; i = i + 1) begin
sum_IIRout_p1_r[i+1] <= sum_IIRout_p1_r[i];
end
for (i = 0; i <12; i = i + 1) begin
sum_IIRout_p0_r[i+1] <= sum_IIRout_p0_r[i];
end
end
end
assign dout_p0 = dout_p[0];
assign dout_p1 = dout_p[1];
assign dout_p2 = dout_p[2];
assign dout_p3 = dout_p[3];
assign dout_p4 = dout_p[4];
assign dout_p5 = dout_p[5];
assign dout_p6 = dout_p[6];
assign dout_p7 = dout_p[7];
assign dout_p0_r0 = {{3{din_p0_r[16][15]}},din_p0_r[16],{(temp_var_width-16){1'b0}}} + sum_IIRout_p1_r[11]; // y(8n-119)
assign dout_p1_r0 = {{3{din_p1_r[16][15]}},din_p1_r[16],{(temp_var_width-16){1'b0}}} + sum_IIRout_p2_r[9]; // y(8n-118)
assign dout_p2_r0 = {{3{din_p2_r[16][15]}},din_p2_r[16],{(temp_var_width-16){1'b0}}} + sum_IIRout_p3_r[7]; // y(8n-117)
assign dout_p3_r0 = {{3{din_p3_r[16][15]}},din_p3_r[16],{(temp_var_width-16){1'b0}}} + sum_IIRout_p4_r[5]; // y(8n-116)
assign dout_p4_r0 = {{3{din_p4_r[16][15]}},din_p4_r[16],{(temp_var_width-16){1'b0}}} + sum_IIRout_p5_r[3]; // y(8n-116)
assign dout_p5_r0 = {{3{din_p5_r[16][15]}},din_p5_r[16],{(temp_var_width-16){1'b0}}} + sum_IIRout_p6_r[1]; // y(8n-114)
assign dout_p6_r0 = {{3{din_p6_r[16][15]}},din_p6_r[16],{(temp_var_width-16){1'b0}}} + sum_IIRout_p7; // y(8n-113)
assign dout_p7_r0 = {{3{din_p7_r[16][15]}},din_p7_r[16],{(temp_var_width-16){1'b0}}} + sum_IIRout_p0_r[12]; // y(8n-112)
always @(posedge clk or negedge rstn)
if (!rstn)
begin
dout_p0_r1 <= 16'd0;
end
else if(en)
begin
dout_p0_r1 <= dout_p0_r0;
end
else
begin
dout_p0_r1 <= dout_p0_r1;
end
trunc #(temp_var_width+3,temp_var_width-1,temp_var_width-16,1) round_u0 (clk, rstn, en, dout_p0_r0, dout_p0);
trunc #(temp_var_width+3,temp_var_width-1,temp_var_width-16,1) round_u1 (clk, rstn, en, dout_p1_r0, dout_p1);
trunc #(temp_var_width+3,temp_var_width-1,temp_var_width-16,1) round_u2 (clk, rstn, en, dout_p2_r0, dout_p2);
trunc #(temp_var_width+3,temp_var_width-1,temp_var_width-16,1) round_u3 (clk, rstn, en, dout_p3_r0, dout_p3);
trunc #(temp_var_width+3,temp_var_width-1,temp_var_width-16,1) round_u4 (clk, rstn, en, dout_p4_r0, dout_p4);
trunc #(temp_var_width+3,temp_var_width-1,temp_var_width-16,1) round_u5 (clk, rstn, en, dout_p5_r0, dout_p5);
trunc #(temp_var_width+3,temp_var_width-1,temp_var_width-16,1) round_u6 (clk, rstn, en, dout_p6_r0, dout_p6);
trunc #(temp_var_width+3,temp_var_width-1,temp_var_width-16,1) round_u7 (clk, rstn, en, dout_p7_r0, dout_p7);
reg signed [18:0] dout_p0_r2;
reg signed [18:0] dout_p0_r3;
reg signed [18:0] dout_p0_r4;
reg signed [18:0] dout_p0_r5;
reg signed [18:0] dout_p0_r6;
//
reg signed [15:0] dout_p0_r2;
reg signed [15:0] dout_p0_r3;
reg signed [15:0] dout_p0_r4;
reg signed [15:0] dout_p0_r5;
reg signed [15:0] dout_p0_r6;
always @(posedge clk or negedge rstn)
if (!rstn)
@ -598,7 +865,7 @@ always @(posedge clk or negedge rstn)
end
else if(en)
begin
dout_p0_r2 <= dout_p0_r1;
dout_p0_r2 <= dout_p0;
dout_p0_r3 <= dout_p0_r2;
dout_p0_r4 <= dout_p0_r3;
dout_p0_r5 <= dout_p0_r4;
@ -613,11 +880,21 @@ always @(posedge clk or negedge rstn)
dout_p0_r6 <= dout_p0_r6;
end
reg vldo_diff_r7;
reg vldo_diff_r8;
syncer #(1, 13) sync_diff7_syncer (clk, rstn, vldo_diff, vldo_diff_r7);
syncer #(1, 14) sync_diff8_syncer (clk, rstn, vldo_diff, vldo_diff_r8);
reg [18:0] vldo_diff_r;
always @(posedge clk or negedge rstn)begin
if(rstn==1'b0)begin
vldo_diff_r <= 19'b0;
end
else if(en) begin
vldo_diff_r[0] <= vldo_diff;
for(i=0; i<18; i=i+1) begin
vldo_diff_r[i+1] <= vldo_diff_r[i];
end
end
else begin
vldo_diff_r <= vldo_diff_r;
end
end
wire vldo_r0_h;
wire vldo_r0_l;
reg vldo_r0;
@ -632,8 +909,8 @@ always @(posedge clk or negedge rstn)begin
vldo_r0 <= 0;
end
end
assign vldo_r0_l = (dout_p0_r0 == 0 && dout_p0_r1 == 0 && dout_p0_r2 == 0 && dout_p0_r3 == 0 && dout_p0_r4 == 0 && dout_p0_r5 == 0&& dout_p0_r6 == 0);
assign vldo_r0_h = vldo_diff_r8 == 0 && vldo_diff_r7 == 1 ;
assign vldo_r0_l = (dout_p0_r0 == 0 && dout_p0 == 0 && dout_p0_r2 == 0 && dout_p0_r3 == 0 && dout_p0_r4 == 0 && dout_p0_r5 == 0&& dout_p0_r6 == 0);
assign vldo_r0_h = vldo_diff_r[16] == 0 && vldo_diff_r[15] == 1 ;
assign vldo = vldo_r0;
endmodule

56
rtl/z_dsp/Trunc.v Normal file
View File

@ -0,0 +1,56 @@
module trunc #(
parameter integer diw = 8
//,parameter integer dow = msb - (lsb -1)
,parameter integer msb = 7
,parameter integer lsb = 1
,parameter integer half_precision = 0
)
(
input clk
,input rstn
,input en
,input signed [diw - 1 :0] din
,output signed [msb - lsb:0] dout
);
reg signed [msb - lsb : 0] d_tmp;
generate
if(lsb!=0 && half_precision != 0) begin
always @(posedge clk or negedge rstn) begin
if (!rstn) begin
d_tmp <= 'h0;
end
else if(en) begin
if(din[diw-1 : msb] != {(diw-msb){din[diw-1]}})
d_tmp <= {{din[diw-1]}, {(msb-lsb){!din[diw-1]}}};
else
d_tmp <= din[msb:lsb] + {{(msb-lsb){1'b0}},din[lsb-1]};
end
else begin
d_tmp <= d_tmp;
end
end
end
else begin
always @(posedge clk or negedge rstn) begin
if (!rstn) begin
d_tmp <= 'h0;
end
else if(en) begin
if(din[diw-1 : msb] != {(diw-msb){din[diw-1]}})
d_tmp <= {{din[diw-1]}, {(msb-lsb){!din[diw-1]}}};
else
d_tmp <= din[msb:lsb];
end
else begin
d_tmp <= d_tmp;
end
end
end
endgenerate
assign dout = d_tmp;
endmodule

97
rtl/z_dsp/diff_p.v
View File

@ -1,37 +1,4 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : TailCorr_top.v
// Department :
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.3 2024-05-15 thfu
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module diff_p
(
@ -71,7 +38,13 @@ wire signed [15:0] din_p4_r0;
wire signed [15:0] din_p5_r0;
wire signed [15:0] din_p6_r0;
wire signed [15:0] din_p7_r0;
wire vldo_0;
wire vldo_1;
wire vldo_2;
wire vldo_3;
wire vldo_r0;
assign vldo_r0 = vldo_0 || vldo_1 || vldo_2 || vldo_3;
sirv_gnrl_dffr #(1) dff_vldo_1(vldo_r0, vldo ,clk,rstn);
s2p_2 inst1_s2p_2 (
.clk (clk),
.rst_n (rstn),
@ -79,7 +52,7 @@ s2p_2 inst1_s2p_2 (
.en (vldi),
.dout0 (din_p0_r0),
.dout1 (din_p4_r0)
,.vldo( vldo)
,.vldo( vldo_0)
);
s2p_2 inst2_s2p_2 (
.clk (clk),
@ -88,7 +61,7 @@ s2p_2 inst2_s2p_2 (
.en (vldi),
.dout0 (din_p1_r0),
.dout1 (din_p5_r0)
,.vldo( )
,.vldo( vldo_1)
);
s2p_2 inst3_s2p_2 (
.clk (clk),
@ -97,7 +70,7 @@ s2p_2 inst3_s2p_2 (
.en (vldi),
.dout0 (din_p2_r0),
.dout1 (din_p6_r0)
,.vldo( )
,.vldo( vldo_2)
);
s2p_2 inst4_s2p_2 (
.clk (clk),
@ -106,32 +79,20 @@ s2p_2 inst4_s2p_2 (
.en (vldi),
.dout0 (din_p3_r0),
.dout1 (din_p7_r0)
,.vldo( )
,.vldo( vldo_3)
);
reg signed [15:0] din_p0_r1;
reg signed [15:0] din_p1_r1;
reg signed [15:0] din_p2_r1;
reg signed [15:0] din_p3_r1;
reg signed [15:0] din_p4_r1;
reg signed [15:0] din_p5_r1;
reg signed [15:0] din_p6_r1;
reg signed [15:0] din_p7_r1;
wire signed [15:0] din_p0_r1;
wire signed [15:0] din_p1_r1;
wire signed [15:0] din_p2_r1;
wire signed [15:0] din_p3_r1;
wire signed [15:0] din_p4_r1;
wire signed [15:0] din_p5_r1;
wire signed [15:0] din_p6_r1;
wire signed [15:0] din_p7_r1;
always @(posedge clk or negedge rstn)
if (!rstn)
begin
din_p7_r1 <= 'h0;
end
else if(en)
begin
din_p7_r1 <= din_p7_r0;
end
else
begin
din_p7_r1 <= din_p7_r1;
end
sirv_gnrl_dfflr #(16) din_p7_1(en,din_p7_r0, din_p7_r1 ,clk,rstn);
assign dout_p0 = din_p0_r0;
assign dout_p1 = din_p1_r0;
@ -142,24 +103,6 @@ assign dout_p5 = din_p5_r0;
assign dout_p6 = din_p6_r0;
assign dout_p7 = din_p7_r0;
//wire signed [15:0] diff_p0_r0;
//wire signed [15:0] diff_p1_r0;
//wire signed [15:0] diff_p2_r0;
//wire signed [15:0] diff_p3_r0;
//wire signed [15:0] diff_p4_r0;
//wire signed [15:0] diff_p5_r0;
//wire signed [15:0] diff_p6_r0;
//wire signed [15:0] diff_p7_r0;
//
//assign diff_p0_r0 = din_p0_r0 - din_p7_r1;
//assign diff_p1_r0 = din_p1_r0 - din_p0_r0;
//assign diff_p2_r0 = din_p2_r0 - din_p1_r0;
//assign diff_p3_r0 = din_p3_r0 - din_p2_r0;
//assign diff_p4_r0 = din_p4_r0 - din_p3_r0;
//assign diff_p5_r0 = din_p5_r0 - din_p4_r0;
//assign diff_p6_r0 = din_p6_r0 - din_p5_r0;
//assign diff_p7_r0 = din_p7_r0 - din_p6_r0;
reg signed [15:0] diff_p0_r1;
reg signed [15:0] diff_p1_r1;
reg signed [15:0] diff_p2_r1;

32
rtl/z_dsp/mult_C.v
View File

@ -36,7 +36,7 @@ module mult_C #(
,parameter integer B_width = 8
,parameter integer C_width = 8
,parameter integer D_width = 8
,parameter integer frac_coef_width = 31//division
,parameter integer o_width = 31//division
)
@ -60,14 +60,17 @@ input signed [B_width-1:0] b;
input signed [C_width-1 :0] c;
input signed [D_width-1 :0] d;
output signed [A_width+C_width-frac_coef_width-2:0] Re;
output signed [A_width+D_width-frac_coef_width-2:0] Im;
output signed [o_width-1 :0] Re;
output signed [o_width-1 :0] Im;
wire signed [A_width+C_width-1:0] ac;
wire signed [B_width+D_width-1:0] bd;
wire signed [A_width+D_width-1:0] ad;
wire signed [B_width+C_width-1:0] bc;
wire signed [A_width+C_width :0] Re_tmp;
wire signed [A_width+D_width :0] Im_tmp;
wire signed [o_width-1 :0] Re_trunc;
wire signed [o_width-1 :0] Im_trunc;
DW02_mult #(A_width,C_width) inst_c1( .A (a ),
@ -92,20 +95,23 @@ DW02_mult #(B_width,C_width) inst_c4( .A (b ),
.TC (1'b1 ),
.PRODUCT (bc )
);
wire signed [A_width+C_width:0] Re_tmp;
wire signed [A_width+D_width:0] Im_tmp;
assign Re_tmp = ac - bd;
assign Im_tmp = ad + bc;
wire signed [A_width+C_width:0] Re_round;
wire signed [A_width+D_width:0] Im_round;
FixRound #(A_width+C_width+1,frac_coef_width) u_round1 (clk, rstn, en, Re_tmp, Re_round);
FixRound #(A_width+C_width+1,frac_coef_width) u_round2 (clk, rstn, en, Im_tmp, Im_round);
trunc #(
.diw (A_width+C_width+1 )
,.msb (A_width+C_width-2 )
,.lsb (A_width+C_width-o_width-1 )
) u_round1 (clk, rstn, en, Re_tmp, Re_trunc);
trunc #(
.diw (A_width+D_width+1 )
,.msb (A_width+D_width-2 )
,.lsb (A_width+C_width-o_width-1 )
) u_round2 (clk, rstn, en, Im_tmp, Im_trunc);
// Since this is complex multiplication, the output bit width needs to be increased by one compared to the input.
assign Re = Re_round[A_width+D_width-2:frac_coef_width];
assign Im = Im_round[A_width+D_width-2:frac_coef_width];
assign Re = Re_trunc;
assign Im = Im_trunc;
endmodule

32
rtl/z_dsp/mult_x.v
View File

@ -35,7 +35,7 @@ module mult_x #(
parameter integer A_width = 8
,parameter integer C_width = 8
,parameter integer D_width = 8
,parameter integer frac_coef_width = 31//division
,parameter integer o_width = 31//division
)
@ -57,11 +57,13 @@ input signed [A_width-1:0] a;
input signed [C_width-1 :0] c;
input signed [D_width-1 :0] d;
output signed [A_width+C_width-frac_coef_width-2:0] Re;
output signed [A_width+D_width-frac_coef_width-2:0] Im;
output signed [o_width-1 :0] Re;
output signed [o_width-1 :0] Im;
wire signed [A_width+C_width-1:0] ac;
wire signed [A_width+D_width-1:0] ad;
wire signed [o_width-1 :0] Re_trunc;
wire signed [o_width-1 :0] Im_trunc;
@ -71,27 +73,27 @@ DW02_mult #(A_width,C_width) inst_c1( .A (a ),
.PRODUCT (ac )
);
DW02_mult #(A_width,D_width) inst_c3( .A (a ),
.B (d ),
.TC (1'b1 ),
.PRODUCT (ad )
);
wire signed [A_width+C_width:0] Re_tmp;
wire signed [A_width+D_width:0] Im_tmp;
assign Re_tmp = ac;
assign Im_tmp = ad;
wire signed [A_width+C_width:0] Re_round;
wire signed [A_width+D_width:0] Im_round;
FixRound #(A_width+C_width+1,frac_coef_width) u_round1 (clk, rstn, en, Re_tmp, Re_round);
FixRound #(A_width+C_width+1,frac_coef_width) u_round2 (clk, rstn, en, Im_tmp, Im_round);
trunc #(
.diw (A_width+C_width )
,.msb (A_width+C_width-2 )
,.lsb (A_width+C_width-o_width-1 )
) u_round1 (clk, rstn, en, ac, Re_trunc);
trunc #(
.diw (A_width+D_width )
,.msb (A_width+D_width-2 )
,.lsb (A_width+D_width-o_width-1 )
) u_round2 (clk, rstn, en, ad, Im_trunc);
// Since this is complex multiplication, the output bit width needs to be increased by one compared to the input.
assign Re = Re_round[A_width+D_width-2:frac_coef_width];
assign Im = Im_round[A_width+D_width-2:frac_coef_width];
assign Re = Re_trunc;
assign Im = Im_trunc;
endmodule

89
rtl/z_dsp/rate_adapter.v
View File

@ -1,89 +0,0 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : Z_dsp.v
// Department :
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.2 2024-10-09 thfu to fit the addition of 8 interpolation
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module rate_adapter
(
input rstn
,input clk
,input en
,input vldi
,input signed [15:0] din0
,input signed [15:0] din1
,input signed [15:0] din2
,input signed [15:0] din3
,input signed [15:0] din4
,input signed [15:0] din5
,input signed [15:0] din6
,input signed [15:0] din7
,output signed [15:0] dout0
,output signed [15:0] dout1
,output signed [15:0] dout2
,output signed [15:0] dout3
,output reg vldo
);
reg signed [15:0] doutf_0;
reg signed [15:0] doutf_1;
reg signed [15:0] doutf_2;
reg signed [15:0] doutf_3;
always@(posedge clk or negedge rstn)
if(!rstn) begin
doutf_0 <= 0;
doutf_1 <= 0;
doutf_2 <= 0;
doutf_3 <= 0;
end
else if(!en) begin
doutf_0 <= din0;
doutf_1 <= din1;
doutf_2 <= din2;
doutf_3 <= din3;
end
else begin
doutf_0 <= din4;
doutf_1 <= din5;
doutf_2 <= din6;
doutf_3 <= din7;
end
assign dout0 = doutf_0;
assign dout1 = doutf_1;
assign dout2 = doutf_2;
assign dout3 = doutf_3;
syncer #(1, 1) sync_diff7_syncer (clk, rstn, vldi, vldo);
endmodule

85
rtl/z_dsp/s2p_2.v
View File

@ -8,21 +8,6 @@ module s2p_2 (
output vldo
);
reg en_r1;
reg en_r2;
always @(posedge clk or negedge rst_n)begin
if(rst_n==1'b0)begin
en_r1 <= 0;
en_r2 <= 0;
end
else begin
en_r1 <= en;
en_r2 <= en_r1;
end
end
assign vldo = en_r2;
reg cnt;
wire add_cnt;
wire end_cnt;
@ -45,7 +30,8 @@ end
assign add_cnt = en == 1'b1;
assign end_cnt = add_cnt && cnt== 2 - 1 ;
wire en_r1;
wire en_r2;
reg [ 15: 0] dout0_r0;
reg [ 15: 0] dout1_r0;
wire dout0_en;
@ -53,66 +39,45 @@ wire dout1_en;
wire dout0_hold;
wire dout1_hold;
always @(*)begin
if(rst_n==1'b0)begin
dout0_r0 = 16'd0;
dout1_r0 = 16'd0;
always @(posedge clk or negedge rst_n)begin
if(!rst_n)begin
dout0_r0 <= 16'b0;
dout1_r0 <= 16'b0;
end
else if(dout0_en)begin
dout0_r0 = din;
dout0_r0 <= din;
end
else if(dout1_en)begin
dout1_r0 = din;
end
else begin
dout0_r0 = 16'd0;
dout1_r0 = 16'd0;
end
end
assign dout0_en = add_cnt && cnt == 0;
assign dout1_en = add_cnt && cnt == 1;
reg [ 15: 0] dout0_r1;
reg [ 15: 0] dout1_r1;
always @(posedge clk or negedge rst_n)begin
if(rst_n==1'b0)begin
dout0_r1 <= 16'd0;
dout1_r1 <= 16'd0;
end
else if(en)begin
dout0_r1 <= dout0_r0;
dout1_r1 <= dout1_r0;
dout1_r0 <= din;
end
else if(dout0_hold)begin
dout0_r1 <= dout0_r1;
dout1_r1 <= 16'd0;
dout0_r0 <= dout0_r0;
dout1_r0 <= 16'd0;
end
else if(dout1_hold)begin
dout0_r1 <= 16'd0;
dout1_r1 <= dout1_r1;
dout0_r0 <= 16'd0;
dout1_r0 <= dout1_r0;
end
else begin
dout0_r1 <= 16'd0;
dout1_r1 <= 16'd0;
dout0_r0 <= 16'd0;
dout1_r0 <= 16'd0;
end
end
end
assign dout0_en = add_cnt && cnt == 0;
assign dout1_en = add_cnt && cnt == 1;
assign dout0_hold = en == 0 && en_r1 == 1 && cnt == 1;
assign dout1_hold = en == 0 && en_r1 == 1 && cnt == 0;
reg [ 15: 0] dout0_r2;
always @(posedge clk or negedge rst_n)begin
if(rst_n==1'b0)begin
dout0_r2 <= 16'd0;
end
else begin
dout0_r2 <= dout0_r1;
end
end
sirv_gnrl_dffr #(1) dff_en_1(en , en_r1 ,clk,rst_n);
sirv_gnrl_dffr #(1) dff_en_2(en_r1, en_r2 ,clk,rst_n);
assign vldo = en_r2;
assign dout0 = dout0_r2;
assign dout1 = dout1_r1;
wire [ 15: 0] dout0_r1;
sirv_gnrl_dfflr #(16) dff_dout0_1(1'b1,dout0_r0, dout0_r1 ,clk,rst_n);
assign dout0 = dout0_r1;
assign dout1 = dout1_r0;
endmodule

58
rtl/z_dsp/syncer.v
View File

@ -1,58 +0,0 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : syncer.v
// Department :
// Author : PWY
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.1 2024-03-13 PWY AWG dedicated register file
// 0.2 2024-05-13 PWY
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module syncer # (
parameter width = 1
,parameter stage = 2
)
(
input clk_d
,input rstn_d
,input [width-1:0] data_s
,output [width-1:0] data_d
);
generate
genvar i;
wire [width-1:0] data_temp[stage-1:0];
sirv_gnrl_dffr #(width) data_temp0_dffr (data_s ,data_temp[0], clk_d, rstn_d);
for(i=1;i<stage;i=i+1) begin: SYNCER
sirv_gnrl_dffr #(width) data_tempn0_dffr (data_temp[i-1] ,data_temp[i], clk_d, rstn_d);
end
endgenerate
assign data_d = data_temp[stage-1];
endmodule

402
rtl/z_dsp/z_dsp.sv
View File

@ -1,402 +0,0 @@
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : Z_dsp.v
// Department :
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 0.2 2024-10-09 thfu to fit the addition of 8 interpolation
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
module z_dsp
(
input rstn
,input clk
,input en
//,input tc_bypass
,input [ 5:0] vldi_coef
,input vldi_data
//,input [1:0] intp_mode
//,input [1:0] dac_mode_sel
,input signed [15:0] din0
,input signed [15:0] din1
,input signed [15:0] din2
,input signed [15:0] din3
,input signed [31:0] a0_re
,input signed [31:0] a0_im
,input signed [31:0] b0_re
,input signed [31:0] b0_im
,input signed [31:0] a1_re
,input signed [31:0] a1_im
,input signed [31:0] b1_re
,input signed [31:0] b1_im
,input signed [31:0] a2_re
,input signed [31:0] a2_im
,input signed [31:0] b2_re
,input signed [31:0] b2_im
,input signed [31:0] a3_re
,input signed [31:0] a3_im
,input signed [31:0] b3_re
,input signed [31:0] b3_im
,input signed [31:0] a4_re
,input signed [31:0] a4_im
,input signed [31:0] b4_re
,input signed [31:0] b4_im
,input signed [31:0] a5_re
,input signed [31:0] a5_im
,input signed [31:0] b5_re
,input signed [31:0] b5_im
,output signed [15:0] dout0
,output signed [15:0] dout1
,output signed [15:0] dout2
,output signed [15:0] dout3
,output vldo
);
wire signed [15:0] IIR_out;
reg signed [31:0] ao_re [5:0];
reg signed [31:0] ao_im [5:0];
reg signed [31:0] ab_re [5:0];
reg signed [31:0] ab_im [5:0];
reg signed [31:0] abb_re [5:0];
reg signed [31:0] abb_im [5:0];
reg signed [31:0] ab_pow3_re [5:0];
reg signed [31:0] ab_pow3_im [5:0];
reg signed [31:0] ab_pow4_re [5:0];
reg signed [31:0] ab_pow4_im [5:0];
reg signed [31:0] ab_pow5_re [5:0];
reg signed [31:0] ab_pow5_im [5:0];
reg signed [31:0] ab_pow6_re [5:0];
reg signed [31:0] ab_pow6_im [5:0];
reg signed [31:0] ab_pow7_re [5:0];
reg signed [31:0] ab_pow7_im [5:0];
reg signed [31:0] b_pow8_re [5:0];
reg signed [31:0] b_pow8_im [5:0];
CoefGen inst_CoefGen(
.clk (clk ),
.rstn (rstn ),
.vldi (vldi_coef ),
.a0_re (a0_re ),
.a0_im (a0_im ),
.b0_re (b0_re ),
.b0_im (b0_im ),
.a1_re (a1_re ),
.a1_im (a1_im ),
.b1_re (b1_re ),
.b1_im (b1_im ),
.a2_re (a2_re ),
.a2_im (a2_im ),
.b2_re (b2_re ),
.b2_im (b2_im ),
.a3_re (a3_re ),
.a3_im (a3_im ),
.b3_re (b3_re ),
.b3_im (b3_im ),
.a4_re (a4_re ),
.a4_im (a4_im ),
.b4_re (b4_re ),
.b4_im (b4_im ),
.a5_re (a5_re ),
.a5_im (a5_im ),
.b5_re (b5_re ),
.b5_im (b5_im ),
.a_re0 (ao_re[0] ),
.a_im0 (ao_im[0] ),
.ab_re0 (ab_re[0] ),
.ab_im0 (ab_im[0] ),
.abb_re0 (abb_re[0] ),
.abb_im0 (abb_im[0] ),
.ab_pow3_re0 (ab_pow3_re[0]),
.ab_pow3_im0 (ab_pow3_im[0]),
.ab_pow4_re0 (ab_pow4_re[0]),
.ab_pow4_im0 (ab_pow4_im[0]),
.ab_pow5_re0 (ab_pow5_re[0]),
.ab_pow5_im0 (ab_pow5_im[0]),
.ab_pow6_re0 (ab_pow6_re[0]),
.ab_pow6_im0 (ab_pow6_im[0]),
.ab_pow7_re0 (ab_pow7_re[0]),
.ab_pow7_im0 (ab_pow7_im[0]),
.b_pow8_re0 (b_pow8_re[0] ),
.b_pow8_im0 (b_pow8_im[0] ),
.a_re1 (ao_re[1] ),
.a_im1 (ao_im[1] ),
.ab_re1 (ab_re[1] ),
.ab_im1 (ab_im[1] ),
.abb_re1 (abb_re[1] ),
.abb_im1 (abb_im[1] ),
.ab_pow3_re1 (ab_pow3_re[1]),
.ab_pow3_im1 (ab_pow3_im[1]),
.ab_pow4_re1 (ab_pow4_re[1]),
.ab_pow4_im1 (ab_pow4_im[1]),
.ab_pow5_re1 (ab_pow5_re[1]),
.ab_pow5_im1 (ab_pow5_im[1]),
.ab_pow6_re1 (ab_pow6_re[1]),
.ab_pow6_im1 (ab_pow6_im[1]),
.ab_pow7_re1 (ab_pow7_re[1]),
.ab_pow7_im1 (ab_pow7_im[1]),
.b_pow8_re1 (b_pow8_re[1] ),
.b_pow8_im1 (b_pow8_im[1] ),
.a_re2 (ao_re[2] ),
.a_im2 (ao_im[2] ),
.ab_re2 (ab_re[2] ),
.ab_im2 (ab_im[2] ),
.abb_re2 (abb_re[2] ),
.abb_im2 (abb_im[2] ),
.ab_pow3_re2 (ab_pow3_re[2]),
.ab_pow3_im2 (ab_pow3_im[2]),
.ab_pow4_re2 (ab_pow4_re[2]),
.ab_pow4_im2 (ab_pow4_im[2]),
.ab_pow5_re2 (ab_pow5_re[2]),
.ab_pow5_im2 (ab_pow5_im[2]),
.ab_pow6_re2 (ab_pow6_re[2]),
.ab_pow6_im2 (ab_pow6_im[2]),
.ab_pow7_re2 (ab_pow7_re[2]),
.ab_pow7_im2 (ab_pow7_im[2]),
.b_pow8_re2 (b_pow8_re[2] ),
.b_pow8_im2 (b_pow8_im[2] ),
.a_re3 (ao_re[3] ),
.a_im3 (ao_im[3] ),
.ab_re3 (ab_re[3] ),
.ab_im3 (ab_im[3] ),
.abb_re3 (abb_re[3] ),
.abb_im3 (abb_im[3] ),
.ab_pow3_re3 (ab_pow3_re[3]),
.ab_pow3_im3 (ab_pow3_im[3]),
.ab_pow4_re3 (ab_pow4_re[3]),
.ab_pow4_im3 (ab_pow4_im[3]),
.ab_pow5_re3 (ab_pow5_re[3]),
.ab_pow5_im3 (ab_pow5_im[3]),
.ab_pow6_re3 (ab_pow6_re[3]),
.ab_pow6_im3 (ab_pow6_im[3]),
.ab_pow7_re3 (ab_pow7_re[3]),
.ab_pow7_im3 (ab_pow7_im[3]),
.b_pow8_re3 (b_pow8_re[3] ),
.b_pow8_im3 (b_pow8_im[3] ),
.a_re4 (ao_re[4] ),
.a_im4 (ao_im[4] ),
.ab_re4 (ab_re[4] ),
.ab_im4 (ab_im[4] ),
.abb_re4 (abb_re[4] ),
.abb_im4 (abb_im[4] ),
.ab_pow3_re4 (ab_pow3_re[4]),
.ab_pow3_im4 (ab_pow3_im[4]),
.ab_pow4_re4 (ab_pow4_re[4]),
.ab_pow4_im4 (ab_pow4_im[4]),
.ab_pow5_re4 (ab_pow5_re[4]),
.ab_pow5_im4 (ab_pow5_im[4]),
.ab_pow6_re4 (ab_pow6_re[4]),
.ab_pow6_im4 (ab_pow6_im[4]),
.ab_pow7_re4 (ab_pow7_re[4]),
.ab_pow7_im4 (ab_pow7_im[4]),
.b_pow8_re4 (b_pow8_re[4] ),
.b_pow8_im4 (b_pow8_im[4] ),
.a_re5 (ao_re[5] ),
.a_im5 (ao_im[5] ),
.ab_re5 (ab_re[5] ),
.ab_im5 (ab_im[5] ),
.abb_re5 (abb_re[5] ),
.abb_im5 (abb_im[5] ),
.ab_pow3_re5 (ab_pow3_re[5]),
.ab_pow3_im5 (ab_pow3_im[5]),
.ab_pow4_re5 (ab_pow4_re[5]),
.ab_pow4_im5 (ab_pow4_im[5]),
.ab_pow5_re5 (ab_pow5_re[5]),
.ab_pow5_im5 (ab_pow5_im[5]),
.ab_pow6_re5 (ab_pow6_re[5]),
.ab_pow6_im5 (ab_pow6_im[5]),
.ab_pow7_re5 (ab_pow7_re[5]),
.ab_pow7_im5 (ab_pow7_im[5]),
.b_pow8_re5 (b_pow8_re[5] ),
.b_pow8_im5 (b_pow8_im[5] )
);
wire signed [15:0] dout_0;
wire signed [15:0] dout_1;
wire signed [15:0] dout_2;
wire signed [15:0] dout_3;
wire signed [15:0] dout_4;
wire signed [15:0] dout_5;
wire signed [15:0] dout_6;
wire signed [15:0] dout_7;
reg vldo_TC;
TailCorr_top inst_TailCorr_top
(
.clk (clk ),
.en (en ),
.rstn (rstn ),
.vldi (vldi_data ),
// .dac_mode_sel (dac_mode_sel ),
// .intp_mode (intp_mode ),
.din0 (din0 ),
.din1 (din1 ),
.din2 (din2 ),
.din3 (din3 ),
.a_re0 (ao_re[0] ),
.a_im0 (ao_im[0] ),
.ab_re0 (ab_re[0] ),
.ab_im0 (ab_im[0] ),
.abb_re0 (abb_re[0] ),
.abb_im0 (abb_im[0] ),
.ab_pow3_re0 (ab_pow3_re[0]),
.ab_pow3_im0 (ab_pow3_im[0]),
.ab_pow4_re0 (ab_pow4_re[0]),
.ab_pow4_im0 (ab_pow4_im[0]),
.ab_pow5_re0 (ab_pow5_re[0]),
.ab_pow5_im0 (ab_pow5_im[0]),
.ab_pow6_re0 (ab_pow6_re[0]),
.ab_pow6_im0 (ab_pow6_im[0]),
.ab_pow7_re0 (ab_pow7_re[0]),
.ab_pow7_im0 (ab_pow7_im[0]),
.b_pow8_re0 (b_pow8_re[0] ),
.b_pow8_im0 (b_pow8_im[0] ),
.a_re1 (ao_re[1] ),
.a_im1 (ao_im[1] ),
.ab_re1 (ab_re[1] ),
.ab_im1 (ab_im[1] ),
.abb_re1 (abb_re[1] ),
.abb_im1 (abb_im[1] ),
.ab_pow3_re1 (ab_pow3_re[1]),
.ab_pow3_im1 (ab_pow3_im[1]),
.ab_pow4_re1 (ab_pow4_re[1]),
.ab_pow4_im1 (ab_pow4_im[1]),
.ab_pow5_re1 (ab_pow5_re[1]),
.ab_pow5_im1 (ab_pow5_im[1]),
.ab_pow6_re1 (ab_pow6_re[1]),
.ab_pow6_im1 (ab_pow6_im[1]),
.ab_pow7_re1 (ab_pow7_re[1]),
.ab_pow7_im1 (ab_pow7_im[1]),
.b_pow8_re1 (b_pow8_re[1] ),
.b_pow8_im1 (b_pow8_im[1] ),
.a_re2 (ao_re[2] ),
.a_im2 (ao_im[2] ),
.ab_re2 (ab_re[2] ),
.ab_im2 (ab_im[2] ),
.abb_re2 (abb_re[2] ),
.abb_im2 (abb_im[2] ),
.ab_pow3_re2 (ab_pow3_re[2]),
.ab_pow3_im2 (ab_pow3_im[2]),
.ab_pow4_re2 (ab_pow4_re[2]),
.ab_pow4_im2 (ab_pow4_im[2]),
.ab_pow5_re2 (ab_pow5_re[2]),
.ab_pow5_im2 (ab_pow5_im[2]),
.ab_pow6_re2 (ab_pow6_re[2]),
.ab_pow6_im2 (ab_pow6_im[2]),
.ab_pow7_re2 (ab_pow7_re[2]),
.ab_pow7_im2 (ab_pow7_im[2]),
.b_pow8_re2 (b_pow8_re[2] ),
.b_pow8_im2 (b_pow8_im[2] ),
.a_re3 (ao_re[3] ),
.a_im3 (ao_im[3] ),
.ab_re3 (ab_re[3] ),
.ab_im3 (ab_im[3] ),
.abb_re3 (abb_re[3] ),
.abb_im3 (abb_im[3] ),
.ab_pow3_re3 (ab_pow3_re[3]),
.ab_pow3_im3 (ab_pow3_im[3]),
.ab_pow4_re3 (ab_pow4_re[3]),
.ab_pow4_im3 (ab_pow4_im[3]),
.ab_pow5_re3 (ab_pow5_re[3]),
.ab_pow5_im3 (ab_pow5_im[3]),
.ab_pow6_re3 (ab_pow6_re[3]),
.ab_pow6_im3 (ab_pow6_im[3]),
.ab_pow7_re3 (ab_pow7_re[3]),
.ab_pow7_im3 (ab_pow7_im[3]),
.b_pow8_re3 (b_pow8_re[3] ),
.b_pow8_im3 (b_pow8_im[3] ),
.a_re4 (ao_re[4] ),
.a_im4 (ao_im[4] ),
.ab_re4 (ab_re[4] ),
.ab_im4 (ab_im[4] ),
.abb_re4 (abb_re[4] ),
.abb_im4 (abb_im[4] ),
.ab_pow3_re4 (ab_pow3_re[4]),
.ab_pow3_im4 (ab_pow3_im[4]),
.ab_pow4_re4 (ab_pow4_re[4]),
.ab_pow4_im4 (ab_pow4_im[4]),
.ab_pow5_re4 (ab_pow5_re[4]),
.ab_pow5_im4 (ab_pow5_im[4]),
.ab_pow6_re4 (ab_pow6_re[4]),
.ab_pow6_im4 (ab_pow6_im[4]),
.ab_pow7_re4 (ab_pow7_re[4]),
.ab_pow7_im4 (ab_pow7_im[4]),
.b_pow8_re4 (b_pow8_re[4] ),
.b_pow8_im4 (b_pow8_im[4] ),
.a_re5 (ao_re[5] ),
.a_im5 (ao_im[5] ),
.ab_re5 (ab_re[5] ),
.ab_im5 (ab_im[5] ),
.abb_re5 (abb_re[5] ),
.abb_im5 (abb_im[5] ),
.ab_pow3_re5 (ab_pow3_re[5]),
.ab_pow3_im5 (ab_pow3_im[5]),
.ab_pow4_re5 (ab_pow4_re[5]),
.ab_pow4_im5 (ab_pow4_im[5]),
.ab_pow5_re5 (ab_pow5_re[5]),
.ab_pow5_im5 (ab_pow5_im[5]),
.ab_pow6_re5 (ab_pow6_re[5]),
.ab_pow6_im5 (ab_pow6_im[5]),
.ab_pow7_re5 (ab_pow7_re[5]),
.ab_pow7_im5 (ab_pow7_im[5]),
.b_pow8_re5 (b_pow8_re[5] ),
.b_pow8_im5 (b_pow8_im[5] ),
.dout_p0 (dout_0 ),
.dout_p1 (dout_1 ),
.dout_p2 (dout_2 ),
.dout_p3 (dout_3 ),
.dout_p4 (dout_4 ),
.dout_p5 (dout_5 ),
.dout_p6 (dout_6 ),
.dout_p7 (dout_7 ),
.vldo (vldo_TC )
);
//assign vldo = vldo_TC;
rate_adapter inst_rate_adapter(
.rstn (rstn ),
.clk (clk ),
.en (en ),
.vldi (vldo_TC ),
.din0 (dout_0 ),
.din1 (dout_1 ),
.din2 (dout_2 ),
.din3 (dout_3 ),
.din4 (dout_4 ),
.din5 (dout_5 ),
.din6 (dout_6 ),
.din7 (dout_7 ),
.dout0 (dout0 ),
.dout1 (dout1 ),
.dout2 (dout2 ),
.dout3 (dout3 ),
.vldo (vldo )
);
endmodule

10
script_m/TailCorr_Test_Verdi.m
View File

@ -2,11 +2,11 @@
clc;clear;close all
% addpath("/data/work/thfu/TailCorr/script_m");
data_source = 'matlab';
file_path = "/home/thfu/work/TailCorr/sim/z_dsp/";
file_path = "/home/thfu/work/TailCorr/sim/";
rng('shuffle');
if strcmp(data_source, 'matlab')
in = floor(cat(1,0,3000*randn(4*2579+4,1)));
in = floor(cat(1,0,30000*ones(4*2579+4,1)));
for i = 0:3
filename = strcat(file_path, "in", num2str(i), "_matlab.dat");
subset = in(i+1:4:end);
@ -33,14 +33,14 @@ end
cs_wave = [];
for i = 0:3
for i = 0:7
filename = strcat(file_path, "dout", num2str(i), ".dat");
dout_data = importdata(filename);
if isempty(cs_wave)
N = length(dout_data);
cs_wave = zeros(4*N, 1);
cs_wave = zeros(8*N, 1);
end
cs_wave(i+1:4:end) = dout_data;
cs_wave(i+1:8:end) = dout_data;
end
A = [0.025 0.015*1 0.0002*1 0];

0
sim/TailCorr_en/Makefile → sim/Makefile
View File

11
sim/TailCorr_en/files.f
View File

@ -1,11 +0,0 @@
../../rtl/z_dsp/mult_C.v
../../rtl/z_dsp/FixRound.v
../../rtl/z_dsp/TailCorr_top.v
../../rtl/z_dsp/IIR_top.v
../../rtl/z_dsp/diff_p.v
../../rtl/z_dsp/s2p_2.v
../../rtl/z_dsp/IIR_Filter_p8.v
../../rtl/model/DW02_mult.v
tb_TailCorr_en.v

21
sim/files.f Normal file
View File

@ -0,0 +1,21 @@
../rtl/z_dsp/mult_C.v
../rtl/z_dsp/mult_x.v
../rtl/z_dsp/Trunc.v
../rtl/z_dsp/TailCorr_top.v
../rtl/z_dsp/IIR_top.v
../rtl/z_dsp/diff_p.v
../rtl/z_dsp/s2p_2.v
../rtl/z_dsp/IIR_Filter_p8.v
../rtl/z_dsp/IIR_Filter_p1.v
../rtl/z_dsp/sirv_gnrl_dffs.v
../rtl/ref/mult_C.v
../rtl/ref/FixRound.v
../rtl/ref/TailCorr_top.v
../rtl/ref/IIR_top.v
../rtl/ref/diff_p.v
../rtl/ref/s2p_2.v
../rtl/ref/IIR_Filter_p8.v
../rtl/model/DW02_mult.v
tb_TailCorr_en.v

17
sim/s2p_2/Makefile
View File

@ -1,17 +0,0 @@
VCS = vcs -full64 -sverilog +lint=TFIPC-L +v2k -debug_access+all -q -timescale=1ns/1ps +nospecify -l compile.log +fsdb+delta
SIMV = ./simv -l sim.log +fsdb+delta
all:comp run
comp:
${VCS} -f files.f
run:
${SIMV}
dbg:
verdi -sv -f files.f -top TB -nologo -ssf TB.fsdb &
file:
find ../../ -name "*.*v" > files.f
clean:
rm -rf DVE* simv* *log ucli.key verdiLog urgReport csrc novas.* *.fsdb *.dat *.daidir *.vdb *~ vfastLog

2
sim/s2p_2/files.f
View File

@ -1,2 +0,0 @@
../../rtl/z_dsp/s2p_2.v
tb_s2p_2.v

130
sim/s2p_2/tb_s2p_2.v
View File

@ -1,130 +0,0 @@
`timescale 1ns/1ps
module TB();
initial
begin
$fsdbDumpfile("TB.fsdb");
$fsdbDumpvars(0, TB);
end
reg clk;
reg rst_n;
reg [15:0] din;
reg enable;
reg [21:0] cnt;
wire [15:0] dout0;
wire [15:0] dout1;
s2p_2 uut (
.clk (clk),
.rst_n (rst_n),
.din (din),
.en (enable),
.dout0 (dout0),
.dout1 (dout1)
);
reg[15:0] din_r1;
always @(posedge clk or negedge rst_n)begin
if(rst_n==1'b0)begin
din_r1 <= 0;
end
else begin
din_r1 <= din;
end
end
wire signed [15:0] diff;
assign diff = din - din_r1;
reg[15:0] dout1_r1;
reg[15:0] dout1_r2;
always @(posedge clk or negedge rst_n)begin
if(rst_n==1'b0)begin
dout1_r1 <= 0;
dout1_r2 <= 0;
end
else begin
dout1_r1 <= dout1;
dout1_r2 <= dout1_r1;
end
end
wire signed [15:0] diff12;
wire signed [15:0] diff23;
assign diff12 = dout0 - dout1_r2;
assign diff23 = dout1 - dout0;
initial begin
rst_n = 0;
enable = 0;
clk = 1'b0;
din = 16'h0000;
#20;
rst_n = 1;
#10;
end
always #5 clk = ~clk;
always @(posedge clk or negedge rst_n) begin
if (rst_n == 1'b0) begin
cnt <= 22'd0;
end else begin
cnt <= cnt + 22'd1;
end
end
reg [15:0] enable_cnt;
always @(posedge clk or negedge rst_n) begin
if (rst_n == 1'b0) begin
enable <= 0;
din <= 16'd0;
enable_cnt <= 0;
end else begin
if (cnt < 1000) begin
if (enable_cnt == 0) begin
if ($urandom % 2 == 0) begin
enable <= 1;
enable_cnt <= $urandom % 10 + 5;
din <= $urandom;
end else begin
enable <= 0;
din <= 16'd0;
end
end else begin
enable <= 1;
enable_cnt <= enable_cnt - 1;
din <= $urandom;
end
end else begin
enable <= 0;
din <= 16'd0;
end
end
end
initial begin
wait(cnt[11] == 1);
$finish;
end
endmodule

24
sim/tb_CoefGen/Makefile
View File

@ -1,24 +0,0 @@
ifdef seed
vcs_run_opts += +ntb_random_seed=${seed}
else
vcs_run_opts += +ntb_random_seed_automatic
endif
VCS = vcs -full64 -sverilog +lint=TFIPC-L +v2k -debug_access+all -q -timescale=1ns/1ps +nospecify -l compile.log
SIMV = ./simv $(vcs_run_opts) -l sim.log +fsdb+delta
all:comp run
comp:
${VCS} -f files.f
run:
${SIMV}
dbg:
verdi -sv -f files.f -top TB -nologo -ssf TB.fsdb &
file:
find ../ -name "*.*v" > files.f
clean:
rm -rf DVE* simv* *log ucli.key verdiLog urgReport csrc novas.* *.fsdb *.dat *.daidir *.vdb *~ vfastLog

6
sim/tb_CoefGen/files.f
View File

@ -1,6 +0,0 @@
../../rtl/z_dsp/CoefGen.v
../../rtl/z_dsp/FixRound.v
../../rtl/z_dsp/mult_C.v
../../rtl/model/DW02_mult.v
tb_CoefGen.v

162
sim/tb_CoefGen/tb_CoefGen.v
View File

@ -1,162 +0,0 @@
`timescale 1 ns/1 ns
module TB();
initial
begin
$fsdbDumpfile("TB.fsdb");
$fsdbDumpvars(0, TB);
$fsdbDumpMDA();
end
reg clk ;
reg en;
reg [5:0] vldi;
reg rst_n;
reg signed [31:0] a_re [5:0];
reg signed [31:0] a_im [5:0];
reg signed [31:0] b_re [5:0];
reg signed [31:0] b_im [5:0];
wire signed [31:0] ao_re [5:0];
wire signed [31:0] ao_im [5:0];
wire signed [31:0] ab_re [5:0];
wire signed [31:0] ab_im [5:0];
wire signed [31:0] abb_re [5:0];
wire signed [31:0] abb_im [5:0];
wire signed [31:0] ab_pow3_re [5:0];
wire signed [31:0] ab_pow3_im [5:0];
wire signed [31:0] ab_pow4_re [5:0];
wire signed [31:0] ab_pow4_im [5:0];
wire signed [31:0] ab_pow5_re [5:0];
wire signed [31:0] ab_pow5_im [5:0];
wire signed [31:0] ab_pow6_re [5:0];
wire signed [31:0] ab_pow6_im [5:0];
wire signed [31:0] ab_pow7_re [5:0];
wire signed [31:0] ab_pow7_im [5:0];
wire signed [31:0] b_pow8_re [5:0];
wire signed [31:0] b_pow8_im [5:0];
parameter CYCLE = 20;
parameter RST_TIME = 3 ;
CoefGen uut(
.clk (clk ),
.rstn (rst_n ),
.vldi (vldi ),
.a_re (a_re ),
.a_im (a_im ),
.b_re (b_re ),
.b_im (b_im ),
.ao_re (ao_re ),
.ao_im (ao_im ),
.ab_re (ab_re ),
.ab_im (ab_im ),
.abb_re (abb_re ),
.abb_im (abb_im ),
.ab_pow3_re (ab_pow3_re ),
.ab_pow3_im (ab_pow3_im ),
.ab_pow4_re (ab_pow4_re ),
.ab_pow4_im (ab_pow4_im ),
.ab_pow5_re (ab_pow5_re ),
.ab_pow5_im (ab_pow5_im ),
.ab_pow6_re (ab_pow6_re ),
.ab_pow6_im (ab_pow6_im ),
.ab_pow7_re (ab_pow7_re ),
.ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im )
);
initial begin
clk = 0;
forever
#(CYCLE/2)
clk=~clk;
end
reg [15:0] st1;
reg [15:0] st2;
reg [15:0] st3;
reg [15:0] st4;
initial begin
rst_n = 0;
vldi <= 0;
st1 = 100;
st2 = 101;
st3 = 110;
st4 = 111;
repeat(3) @(posedge clk);
vldi[0] <= 1;
rst_n = 1;
a_re[0] <= 55007237;
a_im[0] <= 0;
b_re[0] <= 2143083068;
b_im[0] <= 0;
@(posedge clk);
vldi[0] <= 0;
a_re[0] <= 0;
a_im[0] <= 0;
b_re[0] <= 0;
b_im[0] <= 0;
repeat(8) @(posedge clk);
vldi[1] <= 1;
rst_n = 1;
a_re[1] <= 32690030;
a_im[1] <= 0;
b_re[1] <= 2145807236;
b_im[1] <= 0;
@(posedge clk);
vldi[1] <= 0;
a_re[1] <= 0;
a_im[1] <= 0;
b_re[1] <= 0;
b_im[1] <= 0;
repeat(8) @(posedge clk);
vldi[2] <= 1;
rst_n = 1;
a_re[2] <= 429516;
a_im[2] <= 0;
b_re[2] <= 2146812530;
b_im[2] <= 0;
@(posedge clk);
vldi[2] <= 0;
a_re[2] <= 0;
a_im[2] <= 0;
b_re[2] <= 0;
b_im[2] <= 0;
end
reg [21:0] cnt;
always@(posedge clk or negedge rst_n)
if(!rst_n) begin
cnt <= 22'd0;
end
else begin
cnt <= cnt + 22'd1;
end
initial
begin
wait(cnt[16]==1'b1)
$finish(0);
end
endmodule

185
sim/TailCorr_en/tb_TailCorr_en.v → sim/tb_TailCorr_en.v
View File

@ -48,6 +48,8 @@ end
reg rstn;
reg [31:0] a_re0;
reg [31:0] a_im0;
reg [31:0] b_re0;
reg [31:0] b_im0;
reg [31:0] ab_re0;
reg [31:0] ab_im0;
reg [31:0] abb_re0;
@ -66,6 +68,8 @@ reg [31:0] b_pow8_re0;
reg [31:0] b_pow8_im0;
reg [31:0] a_re1;
reg [31:0] a_im1;
reg [31:0] b_re1;
reg [31:0] b_im1;
reg [31:0] ab_re1;
reg [31:0] ab_im1;
reg [31:0] abb_re1;
@ -84,6 +88,8 @@ reg [31:0] b_pow8_re1;
reg [31:0] b_pow8_im1;
reg [31:0] a_re2;
reg [31:0] a_im2;
reg [31:0] b_re2;
reg [31:0] b_im2;
reg [31:0] ab_re2;
reg [31:0] ab_im2;
reg [31:0] abb_re2;
@ -102,6 +108,8 @@ reg [31:0] b_pow8_re2;
reg [31:0] b_pow8_im2;
reg [31:0] a_re3;
reg [31:0] a_im3;
reg [31:0] b_re3;
reg [31:0] b_im3;
reg [31:0] ab_re3;
reg [31:0] ab_im3;
reg [31:0] abb_re3;
@ -120,6 +128,8 @@ reg [31:0] b_pow8_re3;
reg [31:0] b_pow8_im3;
reg [31:0] a_re4;
reg [31:0] a_im4;
reg [31:0] b_re4;
reg [31:0] b_im4;
reg [31:0] ab_re4;
reg [31:0] ab_im4;
reg [31:0] abb_re4;
@ -138,6 +148,8 @@ reg [31:0] b_pow8_re4;
reg [31:0] b_pow8_im4;
reg [31:0] a_re5;
reg [31:0] a_im5;
reg [31:0] b_re5;
reg [31:0] b_im5;
reg [31:0] ab_re5;
reg [31:0] ab_im5;
reg [31:0] abb_re5;
@ -180,6 +192,18 @@ begin
a_im3 = 32'd0;
a_im4 = 32'd0;
a_im5 = 32'd0;
b_re0 = 32'd2143083068;
b_re1 = 32'd2145807236;
b_re2 = 32'd2146812530;
b_re3 = 32'd2147483648;
b_re4 = 32'd0;
b_re5 = 32'd0;
b_im0 = 32'd0;
b_im1 = 32'd0;
b_im2 = 32'd0;
b_im3 = 32'd0;
b_im4 = 32'd0;
b_im5 = 32'd0;
ab_re0 = 32'd54894517;
ab_re1 = 32'd32664510;
ab_re2 = 32'd429381 ;
@ -268,7 +292,7 @@ begin
b_pow8_re0 = 32'd2112530470;
b_pow8_re1 = 32'd2134108939;
b_pow8_re2 = 32'd2142120573;
b_pow8_re3 = 32'd0;
b_pow8_re3 = 32'd2147483648;
b_pow8_re4 = 32'd0;
b_pow8_re5 = 32'd0;
b_pow8_im0 = 32'd0;
@ -412,6 +436,7 @@ assign dac_mode_sel = 2'b00;
wire tc_bypass;
wire vldo;
wire vldo_ref;
assign tc_bypass = 1'b0;
@ -425,6 +450,7 @@ always @(posedge clk or negedge rstn)begin
end
end
wire signed [15:0] dout_p[7:0];
wire signed [15:0] dout_ref_p[7:0];
TailCorr_top inst_TailCorr_top
@ -441,6 +467,8 @@ TailCorr_top inst_TailCorr_top
.din3 (iir_in[3]),
.a_re0 (a_re0),
.a_im0 (a_im0),
.b_re0 (b_re0),
.b_im0 (b_im0),
.ab_re0 (ab_re0),
.ab_im0 (ab_im0),
.abb_re0 (abb_re0),
@ -459,6 +487,8 @@ TailCorr_top inst_TailCorr_top
.b_pow8_im0 (b_pow8_im0),
.a_re1 (a_re1),
.a_im1 (a_im1),
.b_re1 (b_re1),
.b_im1 (b_im1),
.ab_re1 (ab_re1),
.ab_im1 (ab_im1),
.abb_re1 (abb_re1),
@ -477,6 +507,8 @@ TailCorr_top inst_TailCorr_top
.b_pow8_im1 (b_pow8_im1),
.a_re2 (a_re2),
.a_im2 (a_im2),
.b_re2 (b_re2),
.b_im2 (b_im2),
.ab_re2 (ab_re2),
.ab_im2 (ab_im2),
.abb_re2 (abb_re2),
@ -495,6 +527,8 @@ TailCorr_top inst_TailCorr_top
.b_pow8_im2 (b_pow8_im2),
.a_re3 (a_re3),
.a_im3 (a_im3),
.b_re3 (b_re3),
.b_im3 (b_im3),
.ab_re3 (ab_re3),
.ab_im3 (ab_im3),
.abb_re3 (abb_re3),
@ -513,6 +547,8 @@ TailCorr_top inst_TailCorr_top
.b_pow8_im3 (b_pow8_im3),
.a_re4 (a_re4),
.a_im4 (a_im4),
.b_re4 (b_re4),
.b_im4 (b_im4),
.ab_re4 (ab_re4),
.ab_im4 (ab_im4),
.abb_re4 (abb_re4),
@ -531,6 +567,8 @@ TailCorr_top inst_TailCorr_top
.b_pow8_im4 (b_pow8_im4),
.a_re5 (a_re5),
.a_im5 (a_im5),
.b_re5 (b_re5),
.b_im5 (b_im5),
.ab_re5 (ab_re5),
.ab_im5 (ab_im5),
.abb_re5 (abb_re5),
@ -560,6 +598,151 @@ TailCorr_top inst_TailCorr_top
);
TailCorr_top_ref refm_TailCorr_top
(
.clk (clk ),
.en (en ),
.rstn (rstn ),
.vldi (vldi_matlab[0] ),
// .dac_mode_sel (dac_mode_sel ),
// .intp_mode (intp_mode ),
.din0 (iir_in[0]),
.din1 (iir_in[1]),
.din2 (iir_in[2]),
.din3 (iir_in[3]),
.a_re0 (a_re0),
.a_im0 (a_im0),
//.b_re0 (b_re0),
//.b_im0 (b_im0),
.ab_re0 (ab_re0),
.ab_im0 (ab_im0),
.abb_re0 (abb_re0),
.abb_im0 (abb_im0),
.ab_pow3_re0 (ab_pow3_re0),
.ab_pow3_im0 (ab_pow3_im0),
.ab_pow4_re0 (ab_pow4_re0),
.ab_pow4_im0 (ab_pow4_im0),
.ab_pow5_re0 (ab_pow5_re0),
.ab_pow5_im0 (ab_pow5_im0),
.ab_pow6_re0 (ab_pow6_re0),
.ab_pow6_im0 (ab_pow6_im0),
.ab_pow7_re0 (ab_pow7_re0),
.ab_pow7_im0 (ab_pow7_im0),
.b_pow8_re0 (b_pow8_re0),
.b_pow8_im0 (b_pow8_im0),
.a_re1 (a_re1),
.a_im1 (a_im1),
//.b_re1 (b_re1),
//.b_im1 (b_im1),
.ab_re1 (ab_re1),
.ab_im1 (ab_im1),
.abb_re1 (abb_re1),
.abb_im1 (abb_im1),
.ab_pow3_re1 (ab_pow3_re1),
.ab_pow3_im1 (ab_pow3_im1),
.ab_pow4_re1 (ab_pow4_re1),
.ab_pow4_im1 (ab_pow4_im1),
.ab_pow5_re1 (ab_pow5_re1),
.ab_pow5_im1 (ab_pow5_im1),
.ab_pow6_re1 (ab_pow6_re1),
.ab_pow6_im1 (ab_pow6_im1),
.ab_pow7_re1 (ab_pow7_re1),
.ab_pow7_im1 (ab_pow7_im1),
.b_pow8_re1 (b_pow8_re1),
.b_pow8_im1 (b_pow8_im1),
.a_re2 (a_re2),
.a_im2 (a_im2),
//.b_re2 (b_re2),
//.b_im2 (b_im2),
.ab_re2 (ab_re2),
.ab_im2 (ab_im2),
.abb_re2 (abb_re2),
.abb_im2 (abb_im2),
.ab_pow3_re2 (ab_pow3_re2),
.ab_pow3_im2 (ab_pow3_im2),
.ab_pow4_re2 (ab_pow4_re2),
.ab_pow4_im2 (ab_pow4_im2),
.ab_pow5_re2 (ab_pow5_re2),
.ab_pow5_im2 (ab_pow5_im2),
.ab_pow6_re2 (ab_pow6_re2),
.ab_pow6_im2 (ab_pow6_im2),
.ab_pow7_re2 (ab_pow7_re2),
.ab_pow7_im2 (ab_pow7_im2),
.b_pow8_re2 (b_pow8_re2),
.b_pow8_im2 (b_pow8_im2),
.a_re3 (a_re3),
.a_im3 (a_im3),
//.b_re3 (b_re3),
//.b_im3 (b_im3),
.ab_re3 (ab_re3),
.ab_im3 (ab_im3),
.abb_re3 (abb_re3),
.abb_im3 (abb_im3),
.ab_pow3_re3 (ab_pow3_re3),
.ab_pow3_im3 (ab_pow3_im3),
.ab_pow4_re3 (ab_pow4_re3),
.ab_pow4_im3 (ab_pow4_im3),
.ab_pow5_re3 (ab_pow5_re3),
.ab_pow5_im3 (ab_pow5_im3),
.ab_pow6_re3 (ab_pow6_re3),
.ab_pow6_im3 (ab_pow6_im3),
.ab_pow7_re3 (ab_pow7_re3),
.ab_pow7_im3 (ab_pow7_im3),
.b_pow8_re3 (b_pow8_re3),
.b_pow8_im3 (b_pow8_im3),
.a_re4 (a_re4),
.a_im4 (a_im4),
//.b_re4 (b_re4),
//.b_im4 (b_im4),
.ab_re4 (ab_re4),
.ab_im4 (ab_im4),
.abb_re4 (abb_re4),
.abb_im4 (abb_im4),
.ab_pow3_re4 (ab_pow3_re4),
.ab_pow3_im4 (ab_pow3_im4),
.ab_pow4_re4 (ab_pow4_re4),
.ab_pow4_im4 (ab_pow4_im4),
.ab_pow5_re4 (ab_pow5_re4),
.ab_pow5_im4 (ab_pow5_im4),
.ab_pow6_re4 (ab_pow6_re4),
.ab_pow6_im4 (ab_pow6_im4),
.ab_pow7_re4 (ab_pow7_re4),
.ab_pow7_im4 (ab_pow7_im4),
.b_pow8_re4 (b_pow8_re4),
.b_pow8_im4 (b_pow8_im4),
.a_re5 (a_re5),
.a_im5 (a_im5),
//.b_re5 (b_re5),
//.b_im5 (b_im5),
.ab_re5 (ab_re5),
.ab_im5 (ab_im5),
.abb_re5 (abb_re5),
.abb_im5 (abb_im5),
.ab_pow3_re5 (ab_pow3_re5),
.ab_pow3_im5 (ab_pow3_im5),
.ab_pow4_re5 (ab_pow4_re5),
.ab_pow4_im5 (ab_pow4_im5),
.ab_pow5_re5 (ab_pow5_re5),
.ab_pow5_im5 (ab_pow5_im5),
.ab_pow6_re5 (ab_pow6_re5),
.ab_pow6_im5 (ab_pow6_im5),
.ab_pow7_re5 (ab_pow7_re5),
.ab_pow7_im5 (ab_pow7_im5),
.b_pow8_re5 (b_pow8_re5),
.b_pow8_im5 (b_pow8_im5),
.dout_p0 (dout_ref_p[0] ),
.dout_p1 (dout_ref_p[1] ),
.dout_p2 (dout_ref_p[2] ),
.dout_p3 (dout_ref_p[3] ),
.dout_p4 (dout_ref_p[4] ),
.dout_p5 (dout_ref_p[5] ),
.dout_p6 (dout_ref_p[6] ),
.dout_p7 (dout_ref_p[7] ),
.vldo (vldo_ref )
);
integer signed In_fid[0:3];
integer signed dout_fid[0:7];

24
sim/z_dsp/Makefile
View File

@ -1,24 +0,0 @@
ifdef seed
vcs_run_opts += +ntb_random_seed=${seed}
else
vcs_run_opts += +ntb_random_seed_automatic
endif
VCS = vcs -full64 -sverilog +lint=TFIPC-L +v2k -debug_access+all -q -timescale=1ns/1ps +nospecify -l compile.log
SIMV = ./simv $(vcs_run_opts) -l sim.log +fsdb+delta
all:comp run
comp:
${VCS} -f files.f
run:
${SIMV}
dbg:
verdi -sv -f files.f -top TB -nologo -ssf TB.fsdb &
file:
find ../ -name "*.*v" > files.f
clean:
rm -rf DVE* simv* *log ucli.key verdiLog urgReport csrc novas.* *.fsdb *.dat *.daidir *.vdb *~ vfastLog

16
sim/z_dsp/files.f
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../../rtl/z_dsp/z_dsp.sv
../../rtl/z_dsp/TailCorr_top.v
../../rtl/z_dsp/IIR_top.v
../../rtl/z_dsp/rate_adapter.v
../../rtl/z_dsp/IIR_Filter_p8.v
../../rtl/z_dsp/CoefGen.sv
../../rtl/z_dsp/diff_p.v
../../rtl/z_dsp/s2p_2.v
../../rtl/z_dsp/FixRound.v
../../rtl/z_dsp/mult_C.v
../../rtl/z_dsp/mult_x.v
../../rtl/z_dsp/syncer.v
../../rtl/z_dsp/sirv_gnrl_dffs.v
../../rtl/model/DW02_mult.v
tb_z_dsp.v

328
sim/z_dsp/tb_z_dsp.v
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`timescale 1 ns/1 ns
module TB();
//+FHDR--------------------------------------------------------------------------------------------------------
// Company:
//-----------------------------------------------------------------------------------------------------------------
// File Name : tb_TailCorr_en.v
// Department : HFNL
// Author : thfu
// Author's Tel :
//-----------------------------------------------------------------------------------------------------------------
// Relese History
// Version Date Author Description
// 2025-03-03 thfu
//-----------------------------------------------------------------------------------------------------------------
// Keywords :
//
//-----------------------------------------------------------------------------------------------------------------
// Parameter
//
//-----------------------------------------------------------------------------------------------------------------
// Purpose :
//
//-----------------------------------------------------------------------------------------------------------------
// Target Device:
// Tool versions:
//-----------------------------------------------------------------------------------------------------------------
// Reuse Issues
// Reset Strategy:
// Clock Domains:
// Critical Timing:
// Asynchronous I/F:
// Synthesizable (y/n):
// Other:
//-FHDR--------------------------------------------------------------------------------------------------------
reg [1 :0] source_mode;
initial
begin
$fsdbDumpfile("TB.fsdb");
$fsdbDumpvars(0, TB);
$fsdbDumpMDA();
// $srandom(417492050);
source_mode = 2'd3; //1 for rect;2 for random;3 from matlab
end
reg rstn;
reg [15:0] din_rect;
reg [ 5:0] vldi_coef;
reg vldi_data;
parameter CYCLE = 20;
reg clk;
initial begin
clk = 0;
forever
#(CYCLE/2)
clk=~clk;
end
reg signed [31:0] a_re [5:0];
reg signed [31:0] a_im [5:0];
reg signed [31:0] b_re [5:0];
reg signed [31:0] b_im [5:0];
initial begin
rstn = 0;
vldi_data <= 0;
vldi_coef <= 0;
din_rect = 16'd0;
repeat(3) @(posedge clk);
vldi_coef[0] <= 1;
rstn = 1;
a_re[0] <= 55007237;
a_im[0] <= 0;
b_re[0] <= 2143083068;
b_im[0] <= 0;
@(posedge clk);
vldi_coef[0] <= 0;
a_re[0] <= 0;
a_im[0] <= 0;
b_re[0] <= 0;
b_im[0] <= 0;
repeat(8) @(posedge clk);
vldi_coef[1] <= 1;
rstn = 1;
a_re[1] <= 32690030;
a_im[1] <= 0;
b_re[1] <= 2145807236;
b_im[1] <= 0;
@(posedge clk);
vldi_coef[1] <= 0;
a_re[1] <= 0;
a_im[1] <= 0;
b_re[1] <= 0;
b_im[1] <= 0;
repeat(8) @(posedge clk);
vldi_coef[2] <= 1;
rstn = 1;
a_re[2] <= 429516;
a_im[2] <= 0;
b_re[2] <= 2146812530;
b_im[2] <= 0;
@(posedge clk);
vldi_coef[2] <= 0;
a_re[2] <= 0;
a_im[2] <= 0;
b_re[2] <= 0;
b_im[2] <= 0;
repeat(108) @(posedge clk);
vldi_data <= 1;
// repeat(10000) @(posedge clk);
// vldi_data <= 0;
end
reg [21:0] cnt;
always@(posedge clk or negedge rstn)
if(!rstn)
cnt <= 22'd0;
else
cnt <= cnt + 22'd1;
initial
begin
wait(cnt[16]==1'b1)
$finish(0);
end
reg vldi_data_r1;
always@(posedge clk or negedge rstn)
if(!rstn)
vldi_data_r1 <= 1'b0;
else
begin
vldi_data_r1 <= vldi_data;
end
always@(posedge clk or negedge rstn)
if(!rstn)
din_rect <= 22'd0;
else if(vldi_data)
begin
din_rect <= 16'd30000;
end
else
begin
din_rect <= 16'd0;
end
reg signed [15:0] random_in [0:3];
always @(posedge clk or negedge rstn) begin
if (!rstn) begin
for (int i = 0; i < 4; i = i + 1) begin
random_in[i] <= 16'd0;
end
end
else if (vldi_data) begin
for (int i = 0; i < 4; i = i + 1) begin
random_in[i] <= $urandom % 30000;
end
end
else begin
for (int i = 0; i < 4; i = i + 1) begin
random_in[i] <= 16'd0;
end
end
end
integer file[3:0];
reg [15:0] data[3:0];
integer status[3:0];
reg [15:0] reg_array[3:0];
initial begin
string filenames[0:3] = {"in0_matlab.dat", "in1_matlab.dat", "in2_matlab.dat", "in3_matlab.dat"};
for (int i = 0; i < 4; i = i + 1) begin
file[i] = $fopen(filenames[i], "r");
if (file[i] == 0) begin
$display("Failed to open file: %s", filenames[i]);
$finish;
end
end
end
always @(posedge clk or negedge rstn) begin
if (!rstn) begin
for (int i = 0; i < 4; i = i + 1) begin
reg_array[i] <= 16'd0;
end
end else if(vldi_data) begin
for (int i = 0; i < 4; i = i + 1) begin
status[i] = $fscanf(file[i], "%d\n", data[i]);
if (status[i] == 1 ) begin
reg_array[i] <= data[i];
end
else begin
reg_array[i] <= 16'd0;
vldi_data <= 0;
end
end
end
end
reg signed [15:0] iir_in[3:0];
always @(*)
case(source_mode)
2'b01 : begin
for (int i = 0; i < 4; i = i + 1) begin
iir_in[i] = din_rect;
end
end
2'b10 : begin
for (int i = 0; i < 4; i = i + 1) begin
iir_in[i] = random_in[i];
end
end
2'b11 : begin
for (int i = 0; i < 4; i = i + 1) begin
iir_in[i] = reg_array[i];
end
end
endcase
wire [1:0] intp_mode;
assign intp_mode = 2'b10;
wire [1:0] dac_mode_sel;
assign dac_mode_sel = 2'b00;
wire tc_bypass;
wire vldo;
assign tc_bypass = 1'b0;
reg en;
always @(posedge clk or negedge rstn)begin
if(rstn==1'b0)begin
en <= 1;
end
else begin
en <= ~en;
end
end
wire signed [15:0] dout_p[7:0];
z_dsp inst_z_dsp(
.rstn (rstn ),
.clk (clk ),
.en (en ),
// .tc_bypass (tc_bypass ),
.vldi_coef (vldi_coef ),
.vldi_data (vldi_data_r1 ),
// .intp_mode (intp_mode ),
// .dac_mode_sel (dac_mode_sel ),
.din0 (iir_in[0] ),
.din1 (iir_in[1] ),
.din2 (iir_in[2] ),
.din3 (iir_in[3] ),
.a0_re (a_re[0] ),
.a0_im (a_im[0] ),
.b0_re (b_re[0] ),
.b0_im (b_im[0] ),
.a1_re (a_re[1] ),
.a1_im (a_im[1] ),
.b1_re (b_re[1] ),
.b1_im (b_im[1] ),
.a2_re (a_re[2] ),
.a2_im (a_im[2] ),
.b2_re (b_re[2] ),
.b2_im (b_im[2] ),
.a3_re (a_re[3] ),
.a3_im (a_im[3] ),
.b3_re (b_re[3] ),
.b3_im (b_im[3] ),
.a4_re (a_re[4] ),
.a4_im (a_im[4] ),
.b4_re (b_re[4] ),
.b4_im (b_im[4] ),
.a5_re (a_re[5] ),
.a5_im (a_im[5] ),
.b5_re (b_re[5] ),
.b5_im (b_im[5] ),
.dout0 (dout_p[0] ),
.dout1 (dout_p[1] ),
.dout2 (dout_p[2] ),
.dout3 (dout_p[3] ),
.vldo ( vldo )
);
integer signed In_fid[0:3];
integer signed dout_fid[0:7];
string filenames_in[0:3] = {"in0.dat", "in1.dat", "in2.dat", "in3.dat"};
string filenames_dout[0:7] = {"dout0.dat", "dout1.dat", "dout2.dat", "dout3.dat", "dout4.dat", "dout5.dat", "dout6.dat", "dout7.dat"};
initial begin
#0;
for (int i = 0; i < 4; i = i + 1) begin
In_fid[i] = $fopen(filenames_in[i]);
end
for (int i = 0; i < 4; i = i + 1) begin
dout_fid[i] = $fopen(filenames_dout[i]);
end
end
always @(posedge clk) begin
if (vldi_data_r1) begin
for (int i = 0; i < 4; i = i + 1) begin
$fwrite(In_fid[i], "%d\n", $signed(iir_in[i]));
end
end
end
always @(posedge clk) begin
if (vldo) begin
for (int i = 0; i < 4; i = i + 1) begin
$fwrite(dout_fid[i], "%d\n", $signed(dout_p[i]));
end
end
end
endmodule