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八路并行，一路超前计算，七路进位链

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dada 2025-03-12 14:36:22 +08:00 committed by futh0403
parent 9c8cd6cdfc
commit e98731cdd1
33 changed files with 3385 additions and 3054 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; assign dout = din_round;
endmodule 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 data_in_width = 16
,parameter coef_width = 32
,parameter frac_data_out_width = 20//X for in,5
,parameter frac_coef_width = 31//division
)
//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 [data_in_width-1:0] din_im // Im(x(t))
,input signed [data_in_width-1:0] dout_r1_re // Re(y(t-1))
,input signed [data_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_in_width-1:0] dout_re // Re(y(t-16))
,output signed [data_in_width-1:0] dout_im // Im(y(t-16))
);
wire signed [data_in_width+frac_data_out_width-1:0] x1_re;
wire signed [data_in_width+frac_data_out_width-1:0] x1_im;
wire signed [data_in_width+frac_data_out_width-1:0] y1_re;
wire signed [data_in_width+frac_data_out_width-1:0] y1_im;
wire signed [data_in_width+frac_data_out_width :0] y_re;
wire signed [data_in_width+frac_data_out_width :0] y_im;
wire signed [data_in_width-1:0] y_re_trunc;
wire signed [data_in_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+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 (din_re ),
.c ({a_re,{frac_data_out_width{1'b0}}} ),
.d ({a_im,{frac_data_out_width{1'b0}}} ),
.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(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 (dout_r1_re ),
.b (dout_r1_im ),
.c ({b_re,{frac_data_out_width{1'b0}}} ),
.d ({b_im,{frac_data_out_width{1'b0}}} ),
.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 (data_in_width+frac_data_out_width+1 )
,.msb (data_in_width+frac_data_out_width-1 )
,.lsb (frac_data_out_width )
) round_u1 (clk, rstn, en, y_re, y_re_trunc);
trunc #(
.diw (data_in_width+frac_data_out_width+1 )
,.msb (data_in_width+frac_data_out_width-1 )
,.lsb (frac_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

180
rtl/z_dsp/IIR_Filter_p8.v
View File

@ -37,18 +37,19 @@ module IIR_Filter_p8 #(
,parameter frac_data_out_width = 20//X for in,5 ,parameter frac_data_out_width = 20//X for in,5
,parameter frac_coef_width = 31//division ,parameter frac_coef_width = 31//division
) )
// 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 rstn
,input clk ,input clk
,input en ,input en
,input signed [data_in_width-1:0] dinp0 ,input signed [data_in_width-1:0] dinp0 //x(8n+16)
,input signed [data_in_width-1:0] dinp1 ,input signed [data_in_width-1:0] dinp1 //x(8n+15)
,input signed [data_in_width-1:0] dinp2 ,input signed [data_in_width-1:0] dinp2 //x(8n+14)
,input signed [data_in_width-1:0] dinp3 ,input signed [data_in_width-1:0] dinp3 //x(8n+13)
,input signed [data_in_width-1:0] dinp4 ,input signed [data_in_width-1:0] dinp4 //x(8n+12)
,input signed [data_in_width-1:0] dinp5 ,input signed [data_in_width-1:0] dinp5 //x(8n+11)
,input signed [data_in_width-1:0] dinp6 ,input signed [data_in_width-1:0] dinp6 //x(8n+10)
,input signed [data_in_width-1:0] dinp7 ,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_re
,input signed [coef_width-1 :0] a_im ,input signed [coef_width-1 :0] a_im
@ -69,72 +70,64 @@ module IIR_Filter_p8 #(
,input signed [coef_width-1 :0] b_pow8_re ,input signed [coef_width-1 :0] b_pow8_re
,input signed [coef_width-1 :0] b_pow8_im ,input signed [coef_width-1 :0] b_pow8_im
,output signed [data_in_width-1:0] dout ,output signed [data_in_width-1:0] dout_re // Re(y(8n-8))
,output signed [data_in_width-1:0] dout_im // Im(y(8n-8))
); );
wire signed [data_in_width-1 :0] dinp [7:0]; wire signed [data_in_width-1:0] dinp [7:0] = {dinp7 , dinp6 , dinp5 ,dinp4 , dinp3 , dinp2 , dinp1, dinp0};
assign dinp[7] = dinp7; wire signed [coef_width-1 :0] ab_pow_re [7:0] = {ab_pow7_re, ab_pow6_re, ab_pow5_re ,ab_pow4_re, ab_pow3_re, abb_re, ab_re, a_re };
assign dinp[6] = dinp6; wire signed [coef_width-1 :0] ab_pow_im [7:0] = {ab_pow7_im, ab_pow6_im, ab_pow5_im ,ab_pow4_im, ab_pow3_im, abb_im, ab_im, a_im };
assign dinp[5] = dinp5;
assign dinp[4] = dinp4;
assign dinp[3] = dinp3;
assign dinp[2] = dinp2;
assign dinp[1] = dinp1;
assign dinp[0] = dinp0;
wire signed [coef_width-1 :0] ab_pow_re [7:0];
assign ab_pow_re[7] = ab_pow7_re;
assign ab_pow_re[6] = ab_pow6_re;
assign ab_pow_re[5] = ab_pow5_re;
assign ab_pow_re[4] = ab_pow4_re;
assign ab_pow_re[3] = ab_pow3_re;
assign ab_pow_re[2] = abb_re;
assign ab_pow_re[1] = ab_re;
assign ab_pow_re[0] = a_re;
wire signed [coef_width-1 :0] ab_pow_im [7:0];
assign ab_pow_im[7] = ab_pow7_im;
assign ab_pow_im[6] = ab_pow6_im;
assign ab_pow_im[5] = ab_pow5_im;
assign ab_pow_im[4] = ab_pow4_im;
assign ab_pow_im[3] = ab_pow3_im;
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_re [0:7];
wire signed [data_in_width+frac_data_out_width-1:0] x_im [0:7]; wire signed [data_in_width+frac_data_out_width-1:0] x_im [0:7];
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;
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;
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;
reg signed [data_in_width+frac_data_out_width+3:0] y1_re;
reg signed [data_in_width+frac_data_out_width+3:0] y1_im;
wire signed [data_in_width-1:0] y_re_trunc;
wire signed [data_in_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; genvar i;
generate 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 #( mult_x #(
.A_width(data_in_width), .A_width (data_in_width ),
.C_width(coef_width+frac_data_out_width), .C_width (coef_width+frac_data_out_width ),
.D_width(coef_width+frac_data_out_width), .D_width (coef_width+frac_data_out_width ),
.frac_coef_width(frac_coef_width) .frac_coef_width (frac_coef_width )
) inst_mult_x ( ) inst_c (
.clk (clk), .clk (clk ),
.rstn (rstn), .rstn (rstn ),
.en (en), .en (en ),
.a (dinp[i]), .a (dinp[i] ),
.c ({ab_pow_re[i],{frac_data_out_width{1'b0}}}), .c ({ab_pow_re[i],{frac_data_out_width{1'b0}}} ),
.d ({ab_pow_im[i],{frac_data_out_width{1'b0}}}), .d ({ab_pow_im[i],{frac_data_out_width{1'b0}}} ),
.Re (x_re[i]), .Re (x_re[i] ),
.Im (x_im[i]) .Im (x_im[i] )
); );
end end
endgenerate 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_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]; 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) always @(posedge clk or negedge rstn)
if (!rstn) if (!rstn)
begin begin
@ -152,20 +145,16 @@ always @(posedge clk or negedge rstn)
v1_im <= v1_im; v1_im <= v1_im;
end 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 mult_C
#( #(
.A_width(data_in_width+frac_data_out_width+4) .A_width (data_in_width+frac_data_out_width+4 )
,.B_width(data_in_width+frac_data_out_width+4) ,.B_width (data_in_width+frac_data_out_width+4 )
,.C_width(coef_width) ,.C_width (coef_width )
,.D_width(coef_width) ,.D_width (coef_width )
,.frac_coef_width(frac_coef_width) ,.frac_coef_width (frac_coef_width )
) )
inst_c9 ( inst_c9 (
.clk (clk ), .clk (clk ),
@ -175,53 +164,28 @@ inst_c9 (
.b (y_im ), .b (y_im ),
.c (b_pow8_re ), .c (b_pow8_re ),
.d (b_pow8_im ), .d (b_pow8_im ),
.Re (y1_re ),//b^8*y(n-1) .Re (y1_re ),
.Im (y1_im ) .Im (y1_im )
); );
assign y_re = v1_re + y1_re; assign y_re = v1_re + y1_re;
assign y_im = v1_im + y1_im; 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 (data_in_width+frac_data_out_width+4 )
,.msb (data_in_width+frac_data_out_width-1 )
,.lsb (frac_data_out_width )
) round_u1 (clk, rstn, en, y_re, y_re_trunc);
trunc #(
.diw (data_in_width+frac_data_out_width+4 )
,.msb (data_in_width+frac_data_out_width-1 )
,.lsb (frac_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) assign dout_re = y_re_trunc;
if (!rstn) assign dout_im = y_im_trunc;
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 endmodule

491
rtl/z_dsp/IIR_top.v
View File

@ -37,16 +37,25 @@ module IIR_top
input rstn input rstn
,input clk ,input clk
,input en ,input en
,input signed [15 :0] IIRin_p0 ,input signed [15 :0] IIRin_p0 // x(8n+9)
,input signed [15 :0] IIRin_p1 ,input signed [15 :0] IIRin_p1 // x(8n+10)
,input signed [15 :0] IIRin_p2 ,input signed [15 :0] IIRin_p2 // x(8n+11)
,input signed [15 :0] IIRin_p3 ,input signed [15 :0] IIRin_p3 // x(8n+12)
,input signed [15 :0] IIRin_p4 ,input signed [15 :0] IIRin_p4 // x(8n+13)
,input signed [15 :0] IIRin_p5 ,input signed [15 :0] IIRin_p5 // x(8n+14)
,input signed [15 :0] IIRin_p6 ,input signed [15 :0] IIRin_p6 // x(8n+15)
,input signed [15 :0] IIRin_p7 ,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_re
,input signed [31 :0] a_im ,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_re
,input signed [31 :0] ab_im ,input signed [31 :0] ab_im
,input signed [31 :0] abb_re ,input signed [31 :0] abb_re
@ -64,52 +73,120 @@ module IIR_top
,input signed [31 :0] b_pow8_re ,input signed [31 :0] b_pow8_re
,input signed [31 :0] b_pow8_im ,input signed [31 :0] b_pow8_im
,output signed [15 :0] IIRout_p0 ,output signed [15 :0] IIRout_p0 // y(8n-8)
,output signed [15 :0] IIRout_p1 ,output signed [15 :0] IIRout_p1 // y(8n-23)
,output signed [15 :0] IIRout_p2 ,output signed [15 :0] IIRout_p2 // y(8n-38)
,output signed [15 :0] IIRout_p3 ,output signed [15 :0] IIRout_p3 // y(8n-53)
,output signed [15 :0] IIRout_p4 ,output signed [15 :0] IIRout_p4 // y(8n-68)
,output signed [15 :0] IIRout_p5 ,output signed [15 :0] IIRout_p5 // y(8n-83)
,output signed [15 :0] IIRout_p6 ,output signed [15 :0] IIRout_p6 // y(8n-98)
,output signed [15 :0] IIRout_p7 ,output signed [15 :0] IIRout_p7 // y(8n-113)
); );
reg signed [15:0] IIRin_p_r1 [7:1]; /*reg signed [15:0] IIRin_p0_r [1 :0];
wire signed [15 : 0] IIRin_p [7:0]; reg signed [15:0] IIRin_p1_r [3 :0];
assign IIRin_p[7] = IIRin_p7; reg signed [15:0] IIRin_p2_r [5 :0];
assign IIRin_p[6] = IIRin_p6; reg signed [15:0] IIRin_p3_r [7 :0];
assign IIRin_p[5] = IIRin_p5; reg signed [15:0] IIRin_p4_r [9 :0];
assign IIRin_p[4] = IIRin_p4; reg signed [15:0] IIRin_p5_r [11:0];
assign IIRin_p[3] = IIRin_p3; reg signed [15:0] IIRin_p6_r [13:0];//*/
assign IIRin_p[2] = IIRin_p2;
assign IIRin_p[1] = IIRin_p1; wire signed [15:0] IIRout_p0_re;
assign IIRin_p[0] = IIRin_p0; wire signed [15:0] IIRout_p1_re;
integer i; wire signed [15:0] IIRout_p2_re;
wire signed [15:0] IIRout_p3_re;
wire signed [15:0] IIRout_p4_re;
wire signed [15:0] IIRout_p5_re;
wire signed [15:0] IIRout_p6_re;
wire signed [15:0] IIRout_p7_re;
wire signed [15:0] IIRout_p0_im;
wire signed [15:0] IIRout_p1_im;
wire signed [15:0] IIRout_p2_im;
wire signed [15:0] IIRout_p3_im;
wire signed [15:0] IIRout_p4_im;
wire signed [15:0] IIRout_p5_im;
wire signed [15:0] IIRout_p6_im;
wire signed [15:0] IIRout_p7_im;
/*reg signed [15:0] IIRout_p0_r [13:0];
reg signed [15:0] IIRout_p1_r [12:0];
reg signed [15:0] IIRout_p2_r [10:0];
reg signed [15:0] IIRout_p3_r [8 :0];
reg signed [15:0] IIRout_p4_r [6 :0];
reg signed [15:0] IIRout_p5_r [4 :0];
reg signed [15:0] IIRout_p6_r [2 :0];
reg signed [15:0] IIRout_p7_r;//*/
/*integer i;
always @(posedge clk or negedge rstn) begin always @(posedge clk or negedge rstn) begin
if (!rstn) begin if (!rstn) begin
for (i = 1; i < 8; i = i + 1) begin for (i = 0; i < 2; i = i + 1) begin
IIRin_p_r1[i] <= 'h0; 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
end end
else if (en) begin else if (en) begin
for (i = 1; i < 8; i = i + 1) begin IIRin_p0_r[0] <= IIRin_p0;
IIRin_p_r1[i] <= IIRin_p[i]; 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 end
end end //*/
IIR_Filter_p8 inst_iir_p0 ( IIR_Filter_p8 inst_iir_p0 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
.en (en ), .en (en ),
.dinp0 (IIRin_p[0] ), .dinp0 (IIRin_p7 ), // x(8n+16)
.dinp1 (IIRin_p_r1[7] ), .dinp1 (IIRin_p6 ), // x(8n+15)
.dinp2 (IIRin_p_r1[6] ), .dinp2 (IIRin_p5 ), // x(8n+14)
.dinp3 (IIRin_p_r1[5] ), .dinp3 (IIRin_p4 ), // x(8n+13)
.dinp4 (IIRin_p_r1[4] ), .dinp4 (IIRin_p3 ), // x(8n+12)
.dinp5 (IIRin_p_r1[3] ), .dinp5 (IIRin_p2 ), // x(8n+11)
.dinp6 (IIRin_p_r1[2] ), .dinp6 (IIRin_p1 ), // x(8n+10)
.dinp7 (IIRin_p_r1[1] ), .dinp7 (IIRin_p0 ), // x(8n+9)
.a_re (a_re ), .a_re (a_re ),
.a_im (a_im ), .a_im (a_im ),
.ab_re (ab_re ), .ab_re (ab_re ),
@ -128,233 +205,185 @@ IIR_Filter_p8 inst_iir_p0 (
.ab_pow7_im (ab_pow7_im ), .ab_pow7_im (ab_pow7_im ),
.b_pow8_re (b_pow8_re ), .b_pow8_re (b_pow8_re ),
.b_pow8_im (b_pow8_im ), .b_pow8_im (b_pow8_im ),
.dout (IIRout_p0 ) .dout_re (IIRout_p0_re ), // Re(y(8n-8))
); .dout_im (IIRout_p0_im ) // Im(y(8n-8))
);
IIR_Filter_p8 inst_iir_p1 ( IIR_Filter_p1 inst_iir_p1 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
.en (en ), .en (en ),
.dinp0 (IIRin_p[1] ), .din_re (IIRin_p0_r2 ), // x(8n-7)
.dinp1 (IIRin_p[0] ), .dout_r1_re (IIRout_p0_re ), // Re(y(8n-8))
.dinp2 (IIRin_p_r1[7] ), .dout_r1_im (IIRout_p0_im ), // Im(y(8n-8))
.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] ),
.a_re (a_re ), .a_re (a_re ),
.a_im (a_im ), .a_im (a_im ),
.ab_re (ab_re ), .b_re (b_re ),
.ab_im (ab_im ), .b_im (b_im ),
.abb_re (abb_re ), .dout_re (IIRout_p1_re ), // Re(y(8n-23))
.abb_im (abb_im ), .dout_im (IIRout_p1_im ) // Im(y(8n-23))
.ab_pow3_re (ab_pow3_re ), );
.ab_pow3_im (ab_pow3_im ), IIR_Filter_p1 inst_iir_p2 (
.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 inst_iir_p2 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
.en (en ), .en (en ),
.dinp0 (IIRin_p[2] ), .din_re (IIRin_p1_r4 ), // x(8n-22)
.dinp1 (IIRin_p[1] ), .dout_r1_re (IIRout_p1_re ), // Re(y(8n-23))
.dinp2 (IIRin_p[0] ), .dout_r1_im (IIRout_p1_im ), // Im(y(8n-23))
.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] ),
.a_re (a_re ), .a_re (a_re ),
.a_im (a_im ), .a_im (a_im ),
.ab_re (ab_re ), .b_re (b_re ),
.ab_im (ab_im ), .b_im (b_im ),
.abb_re (abb_re ), .dout_re (IIRout_p2_re ), // Re(y(8n-38))
.abb_im (abb_im ), .dout_im (IIRout_p2_im ) // Im(y(8n-38))
.ab_pow3_re (ab_pow3_re ), );
.ab_pow3_im (ab_pow3_im ), IIR_Filter_p1 inst_iir_p3 (
.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 inst_iir_p3 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
.en (en ), .en (en ),
.dinp0 (IIRin_p[3] ), .din_re (IIRin_p2_r6 ), // x(8n-37)
.dinp1 (IIRin_p[2] ), .dout_r1_re (IIRout_p2_re ), // Re(y(8n-38))
.dinp2 (IIRin_p[1] ), .dout_r1_im (IIRout_p2_im ), // Im(y(8n-38))
.dinp3 (IIRin_p[0] ),
.dinp4 (IIRin_p_r1[7] ),
.dinp5 (IIRin_p_r1[6] ),
.dinp6 (IIRin_p_r1[5] ),
.dinp7 (IIRin_p_r1[4] ),
.a_re (a_re ), .a_re (a_re ),
.a_im (a_im ), .a_im (a_im ),
.ab_re (ab_re ), .b_re (b_re ),
.ab_im (ab_im ), .b_im (b_im ),
.abb_re (abb_re ), .dout_re (IIRout_p3_re ), // Re(y(8n-53))
.abb_im (abb_im ), .dout_im (IIRout_p3_im ) // Im(y(8n-53))
.ab_pow3_re (ab_pow3_re ), );
.ab_pow3_im (ab_pow3_im ), IIR_Filter_p1 inst_iir_p4 (
.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 inst_iir_p4 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
.en (en ), .en (en ),
.dinp0 (IIRin_p[4] ), .din_re (IIRin_p3_r8 ), // x(8n-52)
.dinp1 (IIRin_p[3] ), .dout_r1_re (IIRout_p3_re ), // Re(y(8n-53))
.dinp2 (IIRin_p[2] ), .dout_r1_im (IIRout_p3_im ), // Im(y(8n-53))
.dinp3 (IIRin_p[1] ),
.dinp4 (IIRin_p[0] ),
.dinp5 (IIRin_p_r1[7] ),
.dinp6 (IIRin_p_r1[6] ),
.dinp7 (IIRin_p_r1[5] ),
.a_re (a_re ), .a_re (a_re ),
.a_im (a_im ), .a_im (a_im ),
.ab_re (ab_re ), .b_re (b_re ),
.ab_im (ab_im ), .b_im (b_im ),
.abb_re (abb_re ), .dout_re (IIRout_p4_re ), // Re(y(8n-68))
.abb_im (abb_im ), .dout_im (IIRout_p4_im ) // Im(y(8n-68))
.ab_pow3_re (ab_pow3_re ), );
.ab_pow3_im (ab_pow3_im ), IIR_Filter_p1 inst_iir_p5 (
.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 inst_iir_p5 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
.en (en ), .en (en ),
.dinp0 (IIRin_p[5] ), .din_re (IIRin_p4_r10 ), // x(8n-67)
.dinp1 (IIRin_p[4] ), .dout_r1_re (IIRout_p4_re ), // Re(y(8n-68))
.dinp2 (IIRin_p[3] ), .dout_r1_im (IIRout_p4_im ), // Im(y(8n-68))
.dinp3 (IIRin_p[2] ),
.dinp4 (IIRin_p[1] ),
.dinp5 (IIRin_p[0] ),
.dinp6 (IIRin_p_r1[7] ),
.dinp7 (IIRin_p_r1[6] ),
.a_re (a_re ), .a_re (a_re ),
.a_im (a_im ), .a_im (a_im ),
.ab_re (ab_re ), .b_re (b_re ),
.ab_im (ab_im ), .b_im (b_im ),
.abb_re (abb_re ), .dout_re (IIRout_p5_re ), // Re(y(8n-83))
.abb_im (abb_im ), .dout_im (IIRout_p5_im ) // Im(y(8n-83))
.ab_pow3_re (ab_pow3_re ), );
.ab_pow3_im (ab_pow3_im ), IIR_Filter_p1 inst_iir_p6 (
.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 inst_iir_p6 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
.en (en ), .en (en ),
.dinp0 (IIRin_p[6] ), .din_re (IIRin_p5_r12 ), // x(8n-82)
.dinp1 (IIRin_p[5] ), .dout_r1_re (IIRout_p5_re ), // Re(y(8n-83))
.dinp2 (IIRin_p[4] ), .dout_r1_im (IIRout_p5_im ), // Im(y(8n-83))
.dinp3 (IIRin_p[3] ),
.dinp4 (IIRin_p[2] ),
.dinp5 (IIRin_p[1] ),
.dinp6 (IIRin_p[0] ),
.dinp7 (IIRin_p_r1[7] ),
.a_re (a_re ), .a_re (a_re ),
.a_im (a_im ), .a_im (a_im ),
.ab_re (ab_re ), .b_re (b_re ),
.ab_im (ab_im ), .b_im (b_im ),
.abb_re (abb_re ), .dout_re (IIRout_p6_re ), // Re(y(8n-98))
.abb_im (abb_im ), .dout_im (IIRout_p6_im ) // Im(y(8n-98))
.ab_pow3_re (ab_pow3_re ), );
.ab_pow3_im (ab_pow3_im ), IIR_Filter_p1 inst_iir_p7 (
.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 inst_iir_p7 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
.en (en ), .en (en ),
.dinp0 (IIRin_p[7] ), .din_re (IIRin_p6_r14 ), // x(8n-97)
.dinp1 (IIRin_p[6] ), .dout_r1_re (IIRout_p6_re ), // Re(y(8n-98))
.dinp2 (IIRin_p[5] ), .dout_r1_im (IIRout_p6_im ), // Im(y(8n-98))
.dinp3 (IIRin_p[4] ),
.dinp4 (IIRin_p[3] ),
.dinp5 (IIRin_p[2] ),
.dinp6 (IIRin_p[1] ),
.dinp7 (IIRin_p[0] ),
.a_re (a_re ), .a_re (a_re ),
.a_im (a_im ), .a_im (a_im ),
.ab_re (ab_re ), .b_re (b_re ),
.ab_im (ab_im ), .b_im (b_im ),
.abb_re (abb_re ), .dout_re (IIRout_p7_re ), // Re(y(8n-113))
.abb_im (abb_im ), .dout_im (IIRout_p7_im ) // Im(y(8n-113))
.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 ), /*integer i;
.ab_pow5_im (ab_pow5_im ), always @(posedge clk or negedge rstn) begin
.ab_pow6_re (ab_pow6_re ), if (!rstn) begin
.ab_pow6_im (ab_pow6_im ), for (i = 0; i < 2; i = i + 1) begin
.ab_pow7_re (ab_pow7_re ), IIRout_p6_r[i] <= 'h0;
.ab_pow7_im (ab_pow7_im ), end
.b_pow8_re (b_pow8_re ), for (i = 0; i < 4; i = i + 1) begin
.b_pow8_im (b_pow8_im ), IIRout_p5_r[i] <= 'h0;
.dout (IIRout_p7 ) end
); for (i = 0; i < 6; i = i + 1) begin
IIRout_p4_r[i] <= 'h0;
end
for (i = 0; i < 8; i = i + 1) begin
IIRout_p3_r[i] <= 'h0;
end
for (i = 0; i <10; i = i + 1) begin
IIRout_p2_r[i] <= 'h0;
end
for (i = 0; i <12; i = i + 1) begin
IIRout_p1_r[i] <= 'h0;
end
for (i = 0; i <14; i = i + 1) begin
IIRout_p0_r[i] <= 'h0;
end
end
else if (en) begin
IIRout_p7_r <= IIRout_p7_re;
IIRout_p6_r[0] <= IIRout_p6_re;
IIRout_p5_r[0] <= IIRout_p5_re;
IIRout_p4_r[0] <= IIRout_p4_re;
IIRout_p3_r[0] <= IIRout_p3_re;
IIRout_p2_r[0] <= IIRout_p2_re;
IIRout_p1_r[0] <= IIRout_p1_re;
IIRout_p0_r[0] <= IIRout_p0_re;
for (i = 0; i < 2; i = i + 1) begin
IIRout_p6_r[i+1] <= IIRout_p6_r[i];
end
for (i = 0; i < 4; i = i + 1) begin
IIRout_p5_r[i+1] <= IIRout_p5_r[i];
end
for (i = 0; i < 6; i = i + 1) begin
IIRout_p4_r[i+1] <= IIRout_p4_r[i];
end
for (i = 0; i < 8; i = i + 1) begin
IIRout_p3_r[i+1] <= IIRout_p3_r[i];
end
for (i = 0; i <10; i = i + 1) begin
IIRout_p2_r[i+1] <= IIRout_p2_r[i];
end
for (i = 0; i <12; i = i + 1) begin
IIRout_p1_r[i+1] <= IIRout_p1_r[i];
end
for (i = 0; i <13; i = i + 1) begin
IIRout_p0_r[i+1] <= IIRout_p0_r[i];
end
end
end
assign IIRout_p0 = IIRout_p1_r[12]; // y(8n-127)
assign IIRout_p1 = IIRout_p2_r[10]; // y(8n-126)
assign IIRout_p2 = IIRout_p3_r[8]; // y(8n-125)
assign IIRout_p3 = IIRout_p4_r[6]; // y(8n-124)
assign IIRout_p4 = IIRout_p5_r[4]; // y(8n-123)
assign IIRout_p5 = IIRout_p6_r[2]; // y(8n-122)
assign IIRout_p6 = IIRout_p7_r; // y(8n-121)
assign IIRout_p7 = IIRout_p0_r[13]; // y(8n-120)//*/
assign IIRout_p0 = IIRout_p0_re; // y(8n-8)
assign IIRout_p1 = IIRout_p1_re; // y(8n-23)
assign IIRout_p2 = IIRout_p2_re; // y(8n-38)
assign IIRout_p3 = IIRout_p3_re; // y(8n-53)
assign IIRout_p4 = IIRout_p4_re; // y(8n-68)
assign IIRout_p5 = IIRout_p5_re; // y(8n-83)
assign IIRout_p6 = IIRout_p6_re; // y(8n-98)
assign IIRout_p7 = IIRout_p7_re; // y(8n-113)
endmodule endmodule

559
rtl/z_dsp/TailCorr_top.v
View File

@ -8,7 +8,6 @@
//----------------------------------------------------------------------------------------------------------------- //-----------------------------------------------------------------------------------------------------------------
// Relese History // Relese History
// Version Date Author Description // Version Date Author Description
// 0.3 2025-02-28 thfu // 0.3 2025-02-28 thfu
//----------------------------------------------------------------------------------------------------------------- //-----------------------------------------------------------------------------------------------------------------
// Keywords : // Keywords :
@ -45,6 +44,8 @@ module TailCorr_top
,input signed [15:0] din3 ,input signed [15:0] din3
,input signed [31:0] a_re0 ,input signed [31:0] a_re0
,input signed [31:0] a_im0 ,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_re0
,input signed [31:0] ab_im0 ,input signed [31:0] ab_im0
,input signed [31:0] abb_re0 ,input signed [31:0] abb_re0
@ -63,6 +64,8 @@ module TailCorr_top
,input signed [31:0] b_pow8_im0 ,input signed [31:0] b_pow8_im0
,input signed [31:0] a_re1 ,input signed [31:0] a_re1
,input signed [31:0] a_im1 ,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_re1
,input signed [31:0] ab_im1 ,input signed [31:0] ab_im1
,input signed [31:0] abb_re1 ,input signed [31:0] abb_re1
@ -81,6 +84,8 @@ module TailCorr_top
,input signed [31:0] b_pow8_im1 ,input signed [31:0] b_pow8_im1
,input signed [31:0] a_re2 ,input signed [31:0] a_re2
,input signed [31:0] a_im2 ,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_re2
,input signed [31:0] ab_im2 ,input signed [31:0] ab_im2
,input signed [31:0] abb_re2 ,input signed [31:0] abb_re2
@ -99,6 +104,8 @@ module TailCorr_top
,input signed [31:0] b_pow8_im2 ,input signed [31:0] b_pow8_im2
,input signed [31:0] a_re3 ,input signed [31:0] a_re3
,input signed [31:0] a_im3 ,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_re3
,input signed [31:0] ab_im3 ,input signed [31:0] ab_im3
,input signed [31:0] abb_re3 ,input signed [31:0] abb_re3
@ -117,6 +124,8 @@ module TailCorr_top
,input signed [31:0] b_pow8_im3 ,input signed [31:0] b_pow8_im3
,input signed [31:0] a_re4 ,input signed [31:0] a_re4
,input signed [31:0] a_im4 ,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_re4
,input signed [31:0] ab_im4 ,input signed [31:0] ab_im4
,input signed [31:0] abb_re4 ,input signed [31:0] abb_re4
@ -135,6 +144,8 @@ module TailCorr_top
,input signed [31:0] b_pow8_im4 ,input signed [31:0] b_pow8_im4
,input signed [31:0] a_re5 ,input signed [31:0] a_re5
,input signed [31:0] a_im5 ,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_re5
,input signed [31:0] ab_im5 ,input signed [31:0] ab_im5
,input signed [31:0] abb_re5 ,input signed [31:0] abb_re5
@ -171,14 +182,61 @@ wire signed [15:0] din_p4;
wire signed [15:0] din_p5; wire signed [15:0] din_p5;
wire signed [15:0] din_p6; wire signed [15:0] din_p6;
wire signed [15:0] din_p7; wire signed [15:0] din_p7;
wire signed [15:0] IIRin_p0; wire signed [15:0] IIRin_p0; // iirin_x(8n+9)
wire signed [15:0] IIRin_p1; wire signed [15:0] IIRin_p1; // iirin_x(8n+10)
wire signed [15:0] IIRin_p2; wire signed [15:0] IIRin_p2; // iirin_x(8n+11)
wire signed [15:0] IIRin_p3; wire signed [15:0] IIRin_p3; // iirin_x(8n+12)
wire signed [15:0] IIRin_p4; wire signed [15:0] IIRin_p4; // iirin_x(8n+13)
wire signed [15:0] IIRin_p5; wire signed [15:0] IIRin_p5; // iirin_x(8n+14)
wire signed [15:0] IIRin_p6; wire signed [15:0] IIRin_p6; // iirin_x(8n+15)
wire signed [15:0] IIRin_p7; wire signed [15:0] IIRin_p7; // iirin_x(8n+16)
wire signed [15:0] IIRout_p0 [5:0]; // iirout_y(8n-8)
wire signed [15:0] IIRout_p1 [5:0]; // iirout_y(8n-23)
wire signed [15:0] IIRout_p2 [5:0]; // iirout_y(8n-38)
wire signed [15:0] IIRout_p3 [5:0]; // iirout_y(8n-53)
wire signed [15:0] IIRout_p4 [5:0]; // iirout_y(8n-68)
wire signed [15:0] IIRout_p5 [5:0]; // iirout_y(8n-83)
wire signed [15:0] IIRout_p6 [5:0]; // iirout_y(8n-98)
wire signed [15:0] IIRout_p7 [5:0]; // iirout_y(8n-113)
wire signed [15:0] sum_IIRout_p0;
wire signed [15:0] sum_IIRout_p1;
wire signed [15:0] sum_IIRout_p2;
wire signed [15:0] sum_IIRout_p3;
wire signed [15:0] sum_IIRout_p4;
wire signed [15:0] sum_IIRout_p5;
wire signed [15:0] sum_IIRout_p6;
wire signed [15:0] sum_IIRout_p7;
reg signed [15:0] din_p0_r [15:0];
reg signed [15:0] din_p1_r [15:0];
reg signed [15:0] din_p2_r [15:0];
reg signed [15:0] din_p3_r [15:0];
reg signed [15:0] din_p4_r [15:0];
reg signed [15:0] din_p5_r [15:0];
reg signed [15:0] din_p6_r [15:0];
reg signed [15:0] din_p7_r [15:0];
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 [18:0] sum_IIRout_p0_r [12:0];
reg signed [18:0] sum_IIRout_p1_r [11:0];
reg signed [18:0] sum_IIRout_p2_r [9 :0];
reg signed [18:0] sum_IIRout_p3_r [7 :0];
reg signed [18:0] sum_IIRout_p4_r [5 :0];
reg signed [18:0] sum_IIRout_p5_r [3 :0];
reg signed [18:0] sum_IIRout_p6_r [1 :0];
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;
wire vldo_diff; wire vldo_diff;
diff_p inst_diff_p ( diff_p inst_diff_p (
.rstn (rstn), .rstn (rstn),
@ -207,14 +265,104 @@ diff_p inst_diff_p (
.diff_p6 (IIRin_p6), .diff_p6 (IIRin_p6),
.diff_p7 (IIRin_p7) .diff_p7 (IIRin_p7)
); );
wire signed [15:0] IIRout0_p0;
wire signed [15:0] IIRout0_p1; integer i;
wire signed [15:0] IIRout0_p2; always @(posedge clk or negedge rstn) begin
wire signed [15:0] IIRout0_p3; if (!rstn) begin
wire signed [15:0] IIRout0_p4; for (i = 0; i < 17; i = i + 1) begin
wire signed [15:0] IIRout0_p5; din_p0_r[i] <= 'h0;
wire signed [15:0] IIRout0_p6; din_p1_r[i] <= 'h0;
wire signed [15:0] IIRout0_p7; 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 < 15; 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
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 inst_iir_top_0 ( IIR_top inst_iir_top_0 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
@ -227,8 +375,17 @@ IIR_top inst_iir_top_0 (
.IIRin_p5 (IIRin_p5 ), .IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ), .IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ), .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_re (a_re0 ),
.a_im (a_im0 ), .a_im (a_im0 ),
.b_re (b_re0 ),
.b_im (b_im0 ),
.ab_re (ab_re0 ), .ab_re (ab_re0 ),
.ab_im (ab_im0 ), .ab_im (ab_im0 ),
.abb_re (abb_re0 ), .abb_re (abb_re0 ),
@ -245,23 +402,16 @@ IIR_top inst_iir_top_0 (
.ab_pow7_im (ab_pow7_im0 ), .ab_pow7_im (ab_pow7_im0 ),
.b_pow8_re (b_pow8_re0 ), .b_pow8_re (b_pow8_re0 ),
.b_pow8_im (b_pow8_im0 ), .b_pow8_im (b_pow8_im0 ),
.IIRout_p0 (IIRout0_p0 ), .IIRout_p0 (IIRout_p0[0] ),
.IIRout_p1 (IIRout0_p1 ), .IIRout_p1 (IIRout_p1[0] ),
.IIRout_p2 (IIRout0_p2 ), .IIRout_p2 (IIRout_p2[0] ),
.IIRout_p3 (IIRout0_p3 ), .IIRout_p3 (IIRout_p3[0] ),
.IIRout_p4 (IIRout0_p4 ), .IIRout_p4 (IIRout_p4[0] ),
.IIRout_p5 (IIRout0_p5 ), .IIRout_p5 (IIRout_p5[0] ),
.IIRout_p6 (IIRout0_p6 ), .IIRout_p6 (IIRout_p6[0] ),
.IIRout_p7 (IIRout0_p7 ) .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 inst_iir_top_1 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
@ -274,8 +424,17 @@ IIR_top inst_iir_top_1 (
.IIRin_p5 (IIRin_p5 ), .IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ), .IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ), .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_re (a_re1 ),
.a_im (a_im1 ), .a_im (a_im1 ),
.b_re (b_re1 ),
.b_im (b_im1 ),
.ab_re (ab_re1 ), .ab_re (ab_re1 ),
.ab_im (ab_im1 ), .ab_im (ab_im1 ),
.abb_re (abb_re1 ), .abb_re (abb_re1 ),
@ -292,23 +451,16 @@ IIR_top inst_iir_top_1 (
.ab_pow7_im (ab_pow7_im1 ), .ab_pow7_im (ab_pow7_im1 ),
.b_pow8_re (b_pow8_re1 ), .b_pow8_re (b_pow8_re1 ),
.b_pow8_im (b_pow8_im1 ), .b_pow8_im (b_pow8_im1 ),
.IIRout_p0 (IIRout1_p0 ), .IIRout_p0 (IIRout_p0[1] ),
.IIRout_p1 (IIRout1_p1 ), .IIRout_p1 (IIRout_p1[1] ),
.IIRout_p2 (IIRout1_p2 ), .IIRout_p2 (IIRout_p2[1] ),
.IIRout_p3 (IIRout1_p3 ), .IIRout_p3 (IIRout_p3[1] ),
.IIRout_p4 (IIRout1_p4 ), .IIRout_p4 (IIRout_p4[1] ),
.IIRout_p5 (IIRout1_p5 ), .IIRout_p5 (IIRout_p5[1] ),
.IIRout_p6 (IIRout1_p6 ), .IIRout_p6 (IIRout_p6[1] ),
.IIRout_p7 (IIRout1_p7 ) .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 inst_iir_top_2 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
@ -321,8 +473,17 @@ IIR_top inst_iir_top_2 (
.IIRin_p5 (IIRin_p5 ), .IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ), .IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ), .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_re (a_re2 ),
.a_im (a_im2 ), .a_im (a_im2 ),
.b_re (b_re2 ),
.b_im (b_im2 ),
.ab_re (ab_re2 ), .ab_re (ab_re2 ),
.ab_im (ab_im2 ), .ab_im (ab_im2 ),
.abb_re (abb_re2 ), .abb_re (abb_re2 ),
@ -339,23 +500,16 @@ IIR_top inst_iir_top_2 (
.ab_pow7_im (ab_pow7_im2 ), .ab_pow7_im (ab_pow7_im2 ),
.b_pow8_re (b_pow8_re2 ), .b_pow8_re (b_pow8_re2 ),
.b_pow8_im (b_pow8_im2 ), .b_pow8_im (b_pow8_im2 ),
.IIRout_p0 (IIRout2_p0 ), .IIRout_p0 (IIRout_p0[2] ),
.IIRout_p1 (IIRout2_p1 ), .IIRout_p1 (IIRout_p1[2] ),
.IIRout_p2 (IIRout2_p2 ), .IIRout_p2 (IIRout_p2[2] ),
.IIRout_p3 (IIRout2_p3 ), .IIRout_p3 (IIRout_p3[2] ),
.IIRout_p4 (IIRout2_p4 ), .IIRout_p4 (IIRout_p4[2] ),
.IIRout_p5 (IIRout2_p5 ), .IIRout_p5 (IIRout_p5[2] ),
.IIRout_p6 (IIRout2_p6 ), .IIRout_p6 (IIRout_p6[2] ),
.IIRout_p7 (IIRout2_p7 ) .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 inst_iir_top_3 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
@ -368,8 +522,17 @@ IIR_top inst_iir_top_3 (
.IIRin_p5 (IIRin_p5 ), .IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ), .IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ), .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_re (a_re3 ),
.a_im (a_im3 ), .a_im (a_im3 ),
.b_re (b_re3 ),
.b_im (b_im3 ),
.ab_re (ab_re3 ), .ab_re (ab_re3 ),
.ab_im (ab_im3 ), .ab_im (ab_im3 ),
.abb_re (abb_re3 ), .abb_re (abb_re3 ),
@ -386,23 +549,16 @@ IIR_top inst_iir_top_3 (
.ab_pow7_im (ab_pow7_im3 ), .ab_pow7_im (ab_pow7_im3 ),
.b_pow8_re (b_pow8_re3 ), .b_pow8_re (b_pow8_re3 ),
.b_pow8_im (b_pow8_im3 ), .b_pow8_im (b_pow8_im3 ),
.IIRout_p0 (IIRout3_p0 ), .IIRout_p0 (IIRout_p0[3] ),
.IIRout_p1 (IIRout3_p1 ), .IIRout_p1 (IIRout_p1[3] ),
.IIRout_p2 (IIRout3_p2 ), .IIRout_p2 (IIRout_p2[3] ),
.IIRout_p3 (IIRout3_p3 ), .IIRout_p3 (IIRout_p3[3] ),
.IIRout_p4 (IIRout3_p4 ), .IIRout_p4 (IIRout_p4[3] ),
.IIRout_p5 (IIRout3_p5 ), .IIRout_p5 (IIRout_p5[3] ),
.IIRout_p6 (IIRout3_p6 ), .IIRout_p6 (IIRout_p6[3] ),
.IIRout_p7 (IIRout3_p7 ) .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 inst_iir_top_4 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
@ -415,8 +571,17 @@ IIR_top inst_iir_top_4 (
.IIRin_p5 (IIRin_p5 ), .IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ), .IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ), .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_re (a_re4 ),
.a_im (a_im4 ), .a_im (a_im4 ),
.b_re (b_re4 ),
.b_im (b_im4 ),
.ab_re (ab_re4 ), .ab_re (ab_re4 ),
.ab_im (ab_im4 ), .ab_im (ab_im4 ),
.abb_re (abb_re4 ), .abb_re (abb_re4 ),
@ -433,23 +598,16 @@ IIR_top inst_iir_top_4 (
.ab_pow7_im (ab_pow7_im4 ), .ab_pow7_im (ab_pow7_im4 ),
.b_pow8_re (b_pow8_re4 ), .b_pow8_re (b_pow8_re4 ),
.b_pow8_im (b_pow8_im4 ), .b_pow8_im (b_pow8_im4 ),
.IIRout_p0 (IIRout4_p0 ), .IIRout_p0 (IIRout_p0[4] ),
.IIRout_p1 (IIRout4_p1 ), .IIRout_p1 (IIRout_p1[4] ),
.IIRout_p2 (IIRout4_p2 ), .IIRout_p2 (IIRout_p2[4] ),
.IIRout_p3 (IIRout4_p3 ), .IIRout_p3 (IIRout_p3[4] ),
.IIRout_p4 (IIRout4_p4 ), .IIRout_p4 (IIRout_p4[4] ),
.IIRout_p5 (IIRout4_p5 ), .IIRout_p5 (IIRout_p5[4] ),
.IIRout_p6 (IIRout4_p6 ), .IIRout_p6 (IIRout_p6[4] ),
.IIRout_p7 (IIRout4_p7 ) .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 inst_iir_top_5 (
.clk (clk ), .clk (clk ),
.rstn (rstn ), .rstn (rstn ),
@ -462,8 +620,17 @@ IIR_top inst_iir_top_5 (
.IIRin_p5 (IIRin_p5 ), .IIRin_p5 (IIRin_p5 ),
.IIRin_p6 (IIRin_p6 ), .IIRin_p6 (IIRin_p6 ),
.IIRin_p7 (IIRin_p7 ), .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_re (a_re5 ),
.a_im (a_im5 ), .a_im (a_im5 ),
.b_re (b_re5 ),
.b_im (b_im5 ),
.ab_re (ab_re5 ), .ab_re (ab_re5 ),
.ab_im (ab_im5 ), .ab_im (ab_im5 ),
.abb_re (abb_re5 ), .abb_re (abb_re5 ),
@ -480,53 +647,96 @@ IIR_top inst_iir_top_5 (
.ab_pow7_im (ab_pow7_im5 ), .ab_pow7_im (ab_pow7_im5 ),
.b_pow8_re (b_pow8_re5 ), .b_pow8_re (b_pow8_re5 ),
.b_pow8_im (b_pow8_im5 ), .b_pow8_im (b_pow8_im5 ),
.IIRout_p0 (IIRout5_p0 ), .IIRout_p0 (IIRout_p0[5] ),
.IIRout_p1 (IIRout5_p1 ), .IIRout_p1 (IIRout_p1[5] ),
.IIRout_p2 (IIRout5_p2 ), .IIRout_p2 (IIRout_p2[5] ),
.IIRout_p3 (IIRout5_p3 ), .IIRout_p3 (IIRout_p3[5] ),
.IIRout_p4 (IIRout5_p4 ), .IIRout_p4 (IIRout_p4[5] ),
.IIRout_p5 (IIRout5_p5 ), .IIRout_p5 (IIRout_p5[5] ),
.IIRout_p6 (IIRout5_p6 ), .IIRout_p6 (IIRout_p6[5] ),
.IIRout_p7 (IIRout5_p7 ) .IIRout_p7 (IIRout_p7[5] )
); );
reg signed [15:0] din_p0_r6; assign sum_IIRout_p0 = IIRout_p0[0] + IIRout_p0[1] +IIRout_p0[2] +IIRout_p0[3] +IIRout_p0[4] +IIRout_p0[5];
reg signed [15:0] din_p1_r6; assign sum_IIRout_p1 = IIRout_p1[0] + IIRout_p1[1] +IIRout_p1[2] +IIRout_p1[3] +IIRout_p1[4] +IIRout_p1[5];
reg signed [15:0] din_p2_r6; assign sum_IIRout_p2 = IIRout_p2[0] + IIRout_p2[1] +IIRout_p2[2] +IIRout_p2[3] +IIRout_p2[4] +IIRout_p2[5];
reg signed [15:0] din_p3_r6; assign sum_IIRout_p3 = IIRout_p3[0] + IIRout_p3[1] +IIRout_p3[2] +IIRout_p3[3] +IIRout_p3[4] +IIRout_p3[5];
reg signed [15:0] din_p4_r6; assign sum_IIRout_p4 = IIRout_p4[0] + IIRout_p4[1] +IIRout_p4[2] +IIRout_p4[3] +IIRout_p4[4] +IIRout_p4[5];
reg signed [15:0] din_p5_r6; assign sum_IIRout_p5 = IIRout_p5[0] + IIRout_p5[1] +IIRout_p5[2] +IIRout_p5[3] +IIRout_p5[4] +IIRout_p5[5];
reg signed [15:0] din_p6_r6; assign sum_IIRout_p6 = IIRout_p6[0] + IIRout_p6[1] +IIRout_p6[2] +IIRout_p6[3] +IIRout_p6[4] +IIRout_p6[5];
reg signed [15:0] din_p7_r6; assign sum_IIRout_p7 = IIRout_p7[0] + IIRout_p7[1] +IIRout_p7[2] +IIRout_p7[3] +IIRout_p7[4] +IIRout_p7[5];
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); always @(posedge clk or negedge rstn) begin
syncer #(16, 12) sync_din_p3_syncer (clk, rstn, din_p3, din_p3_r6); if (!rstn) begin
syncer #(16, 12) sync_din_p4_syncer (clk, rstn, din_p4, din_p4_r6); for (i = 0; i < 2; i = i + 1) begin
syncer #(16, 12) sync_din_p5_syncer (clk, rstn, din_p5, din_p5_r6); sum_IIRout_p6_r[i] <= 'h0;
syncer #(16, 12) sync_din_p6_syncer (clk, rstn, din_p6, din_p6_r6); end
syncer #(16, 12) sync_din_p7_syncer (clk, rstn, din_p7, din_p7_r6); 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
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
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_r0 = din_p0_r[15] + sum_IIRout_p1_r[11]; // y(8n-119)
assign dout_p1_r0 = din_p1_r[15] + sum_IIRout_p2_r[9]; // y(8n-118)
assign dout_p2_r0 = din_p2_r[15] + sum_IIRout_p3_r[7]; // y(8n-117)
assign dout_p3_r0 = din_p3_r[15] + sum_IIRout_p4_r[5]; // y(8n-116)
assign dout_p4_r0 = din_p4_r[15] + sum_IIRout_p5_r[3]; // y(8n-115)
assign dout_p5_r0 = din_p5_r[15] + sum_IIRout_p6_r[1]; // y(8n-114)
assign dout_p6_r0 = din_p6_r[15] + sum_IIRout_p7; // y(8n-113)
assign dout_p7_r0 = din_p7_r[15] + sum_IIRout_p0_r[12]; // y(8n-112)
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]; reg signed [15:0] dout_p [7:0];
wire signed [18:0] dout_p_r0 [0:7]; wire signed [18:0] dout_p_r0 [0:7];
@ -539,24 +749,12 @@ assign dout_p_r0[5] = dout_p5_r0;
assign dout_p_r0[6] = dout_p6_r0; assign dout_p_r0[6] = dout_p6_r0;
assign dout_p_r0[7] = dout_p7_r0; assign dout_p_r0[7] = dout_p7_r0;
integer i; genvar j;
always @(posedge clk or negedge rstn) begin generate
if (!rstn) begin for (j = 0; j < 8; j = j + 1) begin: trunc
for (i = 0; i < 8; i = i + 1) begin trunc #(19,15,0) round_u (clk, rstn, en, dout_p_r0[j], dout_p[j]);
dout_p[i] <= 'h0;
end end
end endgenerate
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_p0 = dout_p[0];
assign dout_p1 = dout_p[1]; assign dout_p1 = dout_p[1];
@ -567,25 +765,14 @@ assign dout_p5 = dout_p[5];
assign dout_p6 = dout_p[6]; assign dout_p6 = dout_p[6];
assign dout_p7 = dout_p[7]; 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 [15:0] dout_p0_r2;
reg signed [18:0] dout_p0_r5; reg signed [15:0] dout_p0_r3;
reg signed [18:0] dout_p0_r6; 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) always @(posedge clk or negedge rstn)
if (!rstn) if (!rstn)
@ -598,7 +785,7 @@ always @(posedge clk or negedge rstn)
end end
else if(en) else if(en)
begin begin
dout_p0_r2 <= dout_p0_r1; dout_p0_r2 <= dout_p[0];
dout_p0_r3 <= dout_p0_r2; dout_p0_r3 <= dout_p0_r2;
dout_p0_r4 <= dout_p0_r3; dout_p0_r4 <= dout_p0_r3;
dout_p0_r5 <= dout_p0_r4; dout_p0_r5 <= dout_p0_r4;
@ -613,11 +800,21 @@ always @(posedge clk or negedge rstn)
dout_p0_r6 <= dout_p0_r6; dout_p0_r6 <= dout_p0_r6;
end end
reg vldo_diff_r7; reg [18:0] vldo_diff_r;
reg vldo_diff_r8; always @(posedge clk or negedge rstn)begin
syncer #(1, 13) sync_diff7_syncer (clk, rstn, vldo_diff, vldo_diff_r7); if(rstn==1'b0)begin
syncer #(1, 14) sync_diff8_syncer (clk, rstn, vldo_diff, vldo_diff_r8); 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_h;
wire vldo_r0_l; wire vldo_r0_l;
reg vldo_r0; reg vldo_r0;
@ -632,8 +829,8 @@ always @(posedge clk or negedge rstn)begin
vldo_r0 <= 0; vldo_r0 <= 0;
end end
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_l = (dout_p0_r0 == 0 && dout_p[0] == 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_h = vldo_diff_r[18] == 0 && vldo_diff_r[17] == 1 ;
assign vldo = vldo_r0; assign vldo = vldo_r0;
endmodule endmodule

55
rtl/z_dsp/Trunc.v Normal file
View File

@ -0,0 +1,55 @@
module trunc #(
parameter integer diw = 8
//,parameter integer dow = msb - (lsb -1)
,parameter integer msb = 7
,parameter integer lsb = 1
)
(
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) 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
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] + {{(msb-lsb){1'b0}},din[lsb-1]};
end
else begin
d_tmp <= d_tmp;
end
end
end
endgenerate
assign dout = d_tmp;
endmodule

210
rtl/z_dsp/diff_p.v
View File

@ -1,4 +1,3 @@
//+FHDR-------------------------------------------------------------------------------------------------------- //+FHDR--------------------------------------------------------------------------------------------------------
// Company: // Company:
//----------------------------------------------------------------------------------------------------------------- //-----------------------------------------------------------------------------------------------------------------
@ -63,154 +62,89 @@ module diff_p
); );
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 inst1_s2p_2 ( wire [15:0] din_wire [0:3];
.clk (clk),
.rst_n (rstn), assign din_wire[0] = din0;
.din (din0), assign din_wire[1] = din1;
.en (vldi), assign din_wire[2] = din2;
.dout0 (din_p0_r0), assign din_wire[3] = din3;
.dout1 (din_p4_r0)
,.vldo( vldo)
);
s2p_2 inst2_s2p_2 (
.clk (clk),
.rst_n (rstn),
.din (din1),
.en (vldi),
.dout0 (din_p1_r0),
.dout1 (din_p5_r0)
,.vldo( )
);
s2p_2 inst3_s2p_2 (
.clk (clk),
.rst_n (rstn),
.din (din2),
.en (vldi),
.dout0 (din_p2_r0),
.dout1 (din_p6_r0)
,.vldo( )
);
s2p_2 inst4_s2p_2 (
.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; wire [3:0] vldo_temp;
reg signed [15:0] din_p1_r1; wire signed [15:0] dinp_r0 [7:0];
reg signed [15:0] din_p2_r1; genvar i;
reg signed [15:0] din_p3_r1; generate
reg signed [15:0] din_p4_r1; for (i = 0; i < 4; i = i + 1) begin: s2p_inst
reg signed [15:0] din_p5_r1; s2p_2 inst_s2p_2 (
reg signed [15:0] din_p6_r1; .clk (clk),
reg signed [15:0] din_p7_r1; .rst_n (rstn),
.din (din_wire[i]),
always @(posedge clk or negedge rstn) .en (vldi),
if (!rstn) .dout0 (dinp_r0[i]),
begin .dout1 (dinp_r0[i+4]),
din_p7_r1 <= 'h0; .vldo (vldo_temp[i])
);
end end
else if(en) endgenerate
begin assign vldo = vldo_temp[0];
din_p7_r1 <= din_p7_r0;
reg signed [15:0] dinp_r1 [0:7];
integer j;
always @(posedge clk or negedge rstn) begin
if (!rstn) begin
for (j = 0; j < 8; j = j + 1) begin
dinp_r1[j] <= 'h0;
end end
end
else if (en) begin
for (j = 0; j < 8; j = j + 1) begin
dinp_r1[j] <= dinp_r0[j];
end
end
end
wire signed [15:0] diffp_r0 [0:7];
generate
for (i = 0; i < 8; i = i + 1) begin: diff_assign
if (i == 0)
assign diffp_r0[i] = dinp_r0[i] - dinp_r1[7];
else else
begin assign diffp_r0[i] = dinp_r0[i] - dinp_r0[i-1];
din_p7_r1 <= din_p7_r1;
end end
endgenerate
assign dout_p0 = din_p0_r0; assign dout_p0 = dinp_r1[0];
assign dout_p1 = din_p1_r0; assign dout_p1 = dinp_r1[1];
assign dout_p2 = din_p2_r0; assign dout_p2 = dinp_r1[2];
assign dout_p3 = din_p3_r0; assign dout_p3 = dinp_r1[3];
assign dout_p4 = din_p4_r0; assign dout_p4 = dinp_r1[4];
assign dout_p5 = din_p5_r0; assign dout_p5 = dinp_r1[5];
assign dout_p6 = din_p6_r0; assign dout_p6 = dinp_r1[6];
assign dout_p7 = din_p7_r0; assign dout_p7 = dinp_r1[7];
//wire signed [15:0] diff_p0_r0; reg signed [15:0] diffp_r1 [0:7];
//wire signed [15:0] diff_p1_r0; always @(posedge clk or negedge rstn) begin
//wire signed [15:0] diff_p2_r0; if (!rstn) begin
//wire signed [15:0] diff_p3_r0; for (j = 0; j < 8; j = j + 1) begin
//wire signed [15:0] diff_p4_r0; diffp_r1[j] <= 0;
//wire signed [15:0] diff_p5_r0; end
//wire signed [15:0] diff_p6_r0; end
//wire signed [15:0] diff_p7_r0; else if (en) begin
// for (j = 0; j < 8; j = j + 1) begin
//assign diff_p0_r0 = din_p0_r0 - din_p7_r1; diffp_r1[j] <= diffp_r0[j];
//assign diff_p1_r0 = din_p1_r0 - din_p0_r0; end
//assign diff_p2_r0 = din_p2_r0 - din_p1_r0; end
//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 <= din_p0_r0 - din_p7_r1;
diff_p1_r1 <= din_p1_r0 - din_p0_r0;
diff_p2_r1 <= din_p2_r0 - din_p1_r0;
diff_p3_r1 <= din_p3_r0 - din_p2_r0;
diff_p4_r1 <= din_p4_r0 - din_p3_r0;
diff_p5_r1 <= din_p5_r0 - din_p4_r0;
diff_p6_r1 <= din_p6_r0 - din_p5_r0;
diff_p7_r1 <= din_p7_r0 - din_p6_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 end
assign diff_p0 = diff_p0_r1; assign diff_p0 = diffp_r1[0];
assign diff_p1 = diff_p1_r1; assign diff_p1 = diffp_r1[1];
assign diff_p2 = diff_p2_r1; assign diff_p2 = diffp_r1[2];
assign diff_p3 = diff_p3_r1; assign diff_p3 = diffp_r1[3];
assign diff_p4 = diff_p4_r1; assign diff_p4 = diffp_r1[4];
assign diff_p5 = diff_p5_r1; assign diff_p5 = diffp_r1[5];
assign diff_p6 = diff_p6_r1; assign diff_p6 = diffp_r1[6];
assign diff_p7 = diff_p7_r1; assign diff_p7 = diffp_r1[7];
endmodule endmodule

20
rtl/z_dsp/mult_C.v
View File

@ -98,14 +98,22 @@ wire signed [A_width+D_width:0] Im_tmp;
assign Re_tmp = ac - bd; assign Re_tmp = ac - bd;
assign Im_tmp = ad + bc; assign Im_tmp = ad + bc;
wire signed [A_width+C_width:0] Re_round; wire signed [A_width+C_width-frac_coef_width-2:0] Re_trunc;
wire signed [A_width+D_width:0] Im_round; wire signed [A_width+D_width-frac_coef_width-2:0] Im_trunc;
FixRound #(A_width+C_width+1,frac_coef_width) u_round1 (clk, rstn, en, Re_tmp, Re_round); trunc #(
FixRound #(A_width+C_width+1,frac_coef_width) u_round2 (clk, rstn, en, Im_tmp, Im_round); .diw (A_width+C_width+1 )
,.msb (A_width+C_width-2 )
,.lsb (frac_coef_width )
) u_round1 (clk, rstn, en, Re_tmp, Re_trunc);
trunc #(
.diw (A_width+D_width+1 )
,.msb (A_width+D_width-2 )
,.lsb (frac_coef_width )
) u_round2 (clk, rstn, en, Re_tmp, Im_trunc);
// Since this is complex multiplication, the output bit width needs to be increased by one compared to the input. // 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 Re = Re_trunc;
assign Im = Im_round[A_width+D_width-2:frac_coef_width]; assign Im = Im_trunc;
endmodule endmodule

21
rtl/z_dsp/mult_x.v
View File

@ -71,7 +71,6 @@ DW02_mult #(A_width,C_width) inst_c1( .A (a ),
.PRODUCT (ac ) .PRODUCT (ac )
); );
DW02_mult #(A_width,D_width) inst_c3( .A (a ), DW02_mult #(A_width,D_width) inst_c3( .A (a ),
.B (d ), .B (d ),
.TC (1'b1 ), .TC (1'b1 ),
@ -84,14 +83,22 @@ wire signed [A_width+D_width:0] Im_tmp;
assign Re_tmp = ac; assign Re_tmp = ac;
assign Im_tmp = ad; assign Im_tmp = ad;
wire signed [A_width+C_width:0] Re_round; wire signed [A_width+C_width-frac_coef_width-2:0] Re_trunc;
wire signed [A_width+D_width:0] Im_round; wire signed [A_width+D_width-frac_coef_width-2:0] Im_trunc;
FixRound #(A_width+C_width+1,frac_coef_width) u_round1 (clk, rstn, en, Re_tmp, Re_round); trunc #(
FixRound #(A_width+C_width+1,frac_coef_width) u_round2 (clk, rstn, en, Im_tmp, Im_round); .diw (A_width+C_width+1 )
,.msb (A_width+C_width-2 )
,.lsb (frac_coef_width )
) u_round1 (clk, rstn, en, Re_tmp, Re_trunc);
trunc #(
.diw (A_width+D_width+1 )
,.msb (A_width+D_width-2 )
,.lsb (frac_coef_width )
) u_round2 (clk, rstn, en, Re_tmp, Im_trunc);
// Since this is complex multiplication, the output bit width needs to be increased by one compared to the input. // 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 Re = Re_trunc;
assign Im = Im_round[A_width+D_width-2:frac_coef_width]; assign Im = Im_trunc;
endmodule 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

326
rtl/z_dsp/sirv_gnrl_dffs.v
View File

@ -1,326 +0,0 @@
/*
Copyright 2018-2020 Nuclei System Technology, Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
//=====================================================================
//
// Designer : Bob Hu
//
// Description:
// All of the general DFF and Latch modules
//
// ====================================================================
//
//
// ===========================================================================
//
// Description:
// Verilog module sirv_gnrl DFF with Load-enable and Reset
// Default reset value is 1
//
// ===========================================================================
`define DISABLE_SV_ASSERTION
`define dly #0.2
module sirv_gnrl_dfflrs # (
parameter DW = 32
) (
input lden,
input [DW-1:0] dnxt,
output [DW-1:0] qout,
input clk,
input rst_n
);
reg [DW-1:0] qout_r;
always @(posedge clk or negedge rst_n)
begin : DFFLRS_PROC
if (rst_n == 1'b0)
qout_r <= {DW{1'b1}};
else if (lden == 1'b1)
qout_r <= `dly dnxt;
end
assign qout = qout_r;
`ifndef FPGA_SOURCE//{
`ifndef DISABLE_SV_ASSERTION//{
//synopsys translate_off
sirv_gnrl_xchecker # (
.DW(1)
) sirv_gnrl_xchecker(
.i_dat(lden),
.clk (clk)
);
//synopsys translate_on
`endif//}
`endif//}
endmodule
// ===========================================================================
//
// Description:
// Verilog module sirv_gnrl DFF with Load-enable and Reset
// Default reset value is 0
//
// ===========================================================================
module sirv_gnrl_dfflr # (
parameter DW = 32
) (
input lden,
input [DW-1:0] dnxt,
output [DW-1:0] qout,
input clk,
input rst_n
);
reg [DW-1:0] qout_r;
always @(posedge clk or negedge rst_n)
begin : DFFLR_PROC
if (rst_n == 1'b0)
qout_r <= {DW{1'b0}};
else if (lden == 1'b1)
qout_r <= `dly dnxt;
end
assign qout = qout_r;
`ifndef FPGA_SOURCE//{
`ifndef DISABLE_SV_ASSERTION//{
//synopsys translate_off
sirv_gnrl_xchecker # (
.DW(1)
) sirv_gnrl_xchecker(
.i_dat(lden),
.clk (clk)
);
//synopsys translate_on
`endif//}
`endif//}
endmodule
// ===========================================================================
//
// Description:
// Verilog module sirv_gnrl DFF with Load-enable and Reset
// Default reset value is input
//
// ===========================================================================
module sirv_gnrl_dfflrd # (
parameter DW = 32
) (
input [DW-1:0] init,
input lden,
input [DW-1:0] dnxt,
output [DW-1:0] qout,
input clk,
input rst_n
);
reg [DW-1:0] qout_r;
always @(posedge clk or negedge rst_n)
begin : DFFLR_PROC
if (rst_n == 1'b0)
qout_r <= init;
else if (lden == 1'b1)
qout_r <= `dly dnxt;
end
assign qout = qout_r;
`ifndef FPGA_SOURCE//{
`ifndef DISABLE_SV_ASSERTION//{
//synopsys translate_off
sirv_gnrl_xchecker # (
.DW(1)
) sirv_gnrl_xchecker(
.i_dat(lden),
.clk (clk)
);
//synopsys translate_on
`endif//}
`endif//}
endmodule
// ===========================================================================
//
// Description:
// Verilog module sirv_gnrl DFF with Load-enable, no reset
//
// ===========================================================================
module sirv_gnrl_dffl # (
parameter DW = 32
) (
input lden,
input [DW-1:0] dnxt,
output [DW-1:0] qout,
input clk
);
reg [DW-1:0] qout_r;
always @(posedge clk)
begin : DFFL_PROC
if (lden == 1'b1)
qout_r <= `dly dnxt;
end
assign qout = qout_r;
`ifndef FPGA_SOURCE//{
`ifndef DISABLE_SV_ASSERTION//{
//synopsys translate_off
sirv_gnrl_xchecker # (
.DW(1)
) sirv_gnrl_xchecker(
.i_dat(lden),
.clk (clk)
);
//synopsys translate_on
`endif//}
`endif//}
endmodule
// ===========================================================================
//
// Description:
// Verilog module sirv_gnrl DFF with Reset, no load-enable
// Default reset value is 1
//
// ===========================================================================
module sirv_gnrl_dffrs # (
parameter DW = 32
) (
input [DW-1:0] dnxt,
output [DW-1:0] qout,
input clk,
input rst_n
);
reg [DW-1:0] qout_r;
always @(posedge clk or negedge rst_n)
begin : DFFRS_PROC
if (rst_n == 1'b0)
qout_r <= {DW{1'b1}};
else
qout_r <= `dly dnxt;
end
assign qout = qout_r;
endmodule
// ===========================================================================
//
// Description:
// Verilog module sirv_gnrl DFF with Reset, no load-enable
// Default reset value is 0
//
// ===========================================================================
module sirv_gnrl_dffr # (
parameter DW = 32
) (
input [DW-1:0] dnxt,
output [DW-1:0] qout,
input clk,
input rst_n
);
reg [DW-1:0] qout_r;
always @(posedge clk or negedge rst_n)
begin : DFFR_PROC
if (rst_n == 1'b0)
qout_r <= {DW{1'b0}};
else
qout_r <= `dly dnxt;
end
assign qout = qout_r;
endmodule
// ===========================================================================
//
// Description:
// Verilog module for general latch
//
// ===========================================================================
module sirv_gnrl_ltch # (
parameter DW = 32
) (
//input test_mode,
input lden,
input [DW-1:0] dnxt,
output [DW-1:0] qout
);
reg [DW-1:0] qout_r;
always @ *
begin : LTCH_PROC
if (lden == 1'b1)
qout_r <= dnxt;
end
//assign qout = test_mode ? dnxt : qout_r;
assign qout = qout_r;
`ifndef FPGA_SOURCE//{
`ifndef DISABLE_SV_ASSERTION//{
//synopsys translate_off
always_comb
begin
CHECK_THE_X_VALUE:
assert (lden !== 1'bx)
else $fatal ("\n Error: Oops, detected a X value!!! This should never happen. \n");
end
//synopsys translate_on
`endif//}
`endif//}
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
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@ -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

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

20
sim/files.f Normal file
View File

@ -0,0 +1,20 @@
../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/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 rstn;
reg [31:0] a_re0; reg [31:0] a_re0;
reg [31:0] a_im0; reg [31:0] a_im0;
reg [31:0] b_re0;
reg [31:0] b_im0;
reg [31:0] ab_re0; reg [31:0] ab_re0;
reg [31:0] ab_im0; reg [31:0] ab_im0;
reg [31:0] abb_re0; reg [31:0] abb_re0;
@ -66,6 +68,8 @@ reg [31:0] b_pow8_re0;
reg [31:0] b_pow8_im0; reg [31:0] b_pow8_im0;
reg [31:0] a_re1; reg [31:0] a_re1;
reg [31:0] a_im1; reg [31:0] a_im1;
reg [31:0] b_re1;
reg [31:0] b_im1;
reg [31:0] ab_re1; reg [31:0] ab_re1;
reg [31:0] ab_im1; reg [31:0] ab_im1;
reg [31:0] abb_re1; reg [31:0] abb_re1;
@ -84,6 +88,8 @@ reg [31:0] b_pow8_re1;
reg [31:0] b_pow8_im1; reg [31:0] b_pow8_im1;
reg [31:0] a_re2; reg [31:0] a_re2;
reg [31:0] a_im2; reg [31:0] a_im2;
reg [31:0] b_re2;
reg [31:0] b_im2;
reg [31:0] ab_re2; reg [31:0] ab_re2;
reg [31:0] ab_im2; reg [31:0] ab_im2;
reg [31:0] abb_re2; reg [31:0] abb_re2;
@ -102,6 +108,8 @@ reg [31:0] b_pow8_re2;
reg [31:0] b_pow8_im2; reg [31:0] b_pow8_im2;
reg [31:0] a_re3; reg [31:0] a_re3;
reg [31:0] a_im3; reg [31:0] a_im3;
reg [31:0] b_re3;
reg [31:0] b_im3;
reg [31:0] ab_re3; reg [31:0] ab_re3;
reg [31:0] ab_im3; reg [31:0] ab_im3;
reg [31:0] abb_re3; reg [31:0] abb_re3;
@ -120,6 +128,8 @@ reg [31:0] b_pow8_re3;
reg [31:0] b_pow8_im3; reg [31:0] b_pow8_im3;
reg [31:0] a_re4; reg [31:0] a_re4;
reg [31:0] a_im4; reg [31:0] a_im4;
reg [31:0] b_re4;
reg [31:0] b_im4;
reg [31:0] ab_re4; reg [31:0] ab_re4;
reg [31:0] ab_im4; reg [31:0] ab_im4;
reg [31:0] abb_re4; reg [31:0] abb_re4;
@ -138,6 +148,8 @@ reg [31:0] b_pow8_re4;
reg [31:0] b_pow8_im4; reg [31:0] b_pow8_im4;
reg [31:0] a_re5; reg [31:0] a_re5;
reg [31:0] a_im5; reg [31:0] a_im5;
reg [31:0] b_re5;
reg [31:0] b_im5;
reg [31:0] ab_re5; reg [31:0] ab_re5;
reg [31:0] ab_im5; reg [31:0] ab_im5;
reg [31:0] abb_re5; reg [31:0] abb_re5;
@ -180,6 +192,18 @@ begin
a_im3 = 32'd0; a_im3 = 32'd0;
a_im4 = 32'd0; a_im4 = 32'd0;
a_im5 = 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_re0 = 32'd54894517;
ab_re1 = 32'd32664510; ab_re1 = 32'd32664510;
ab_re2 = 32'd429381 ; ab_re2 = 32'd429381 ;
@ -268,7 +292,7 @@ begin
b_pow8_re0 = 32'd2112530470; b_pow8_re0 = 32'd2112530470;
b_pow8_re1 = 32'd2134108939; b_pow8_re1 = 32'd2134108939;
b_pow8_re2 = 32'd2142120573; b_pow8_re2 = 32'd2142120573;
b_pow8_re3 = 32'd0; b_pow8_re3 = 32'd2147483648;
b_pow8_re4 = 32'd0; b_pow8_re4 = 32'd0;
b_pow8_re5 = 32'd0; b_pow8_re5 = 32'd0;
b_pow8_im0 = 32'd0; b_pow8_im0 = 32'd0;
@ -412,6 +436,7 @@ assign dac_mode_sel = 2'b00;
wire tc_bypass; wire tc_bypass;
wire vldo; wire vldo;
wire vldo_ref;
assign tc_bypass = 1'b0; assign tc_bypass = 1'b0;
@ -425,6 +450,7 @@ always @(posedge clk or negedge rstn)begin
end end
end end
wire signed [15:0] dout_p[7:0]; wire signed [15:0] dout_p[7:0];
wire signed [15:0] dout_ref_p[7:0];
TailCorr_top inst_TailCorr_top TailCorr_top inst_TailCorr_top
@ -441,6 +467,8 @@ TailCorr_top inst_TailCorr_top
.din3 (iir_in[3]), .din3 (iir_in[3]),
.a_re0 (a_re0), .a_re0 (a_re0),
.a_im0 (a_im0), .a_im0 (a_im0),
.b_re0 (b_re0),
.b_im0 (b_im0),
.ab_re0 (ab_re0), .ab_re0 (ab_re0),
.ab_im0 (ab_im0), .ab_im0 (ab_im0),
.abb_re0 (abb_re0), .abb_re0 (abb_re0),
@ -459,6 +487,8 @@ TailCorr_top inst_TailCorr_top
.b_pow8_im0 (b_pow8_im0), .b_pow8_im0 (b_pow8_im0),
.a_re1 (a_re1), .a_re1 (a_re1),
.a_im1 (a_im1), .a_im1 (a_im1),
.b_re1 (b_re1),
.b_im1 (b_im1),
.ab_re1 (ab_re1), .ab_re1 (ab_re1),
.ab_im1 (ab_im1), .ab_im1 (ab_im1),
.abb_re1 (abb_re1), .abb_re1 (abb_re1),
@ -477,6 +507,8 @@ TailCorr_top inst_TailCorr_top
.b_pow8_im1 (b_pow8_im1), .b_pow8_im1 (b_pow8_im1),
.a_re2 (a_re2), .a_re2 (a_re2),
.a_im2 (a_im2), .a_im2 (a_im2),
.b_re2 (b_re2),
.b_im2 (b_im2),
.ab_re2 (ab_re2), .ab_re2 (ab_re2),
.ab_im2 (ab_im2), .ab_im2 (ab_im2),
.abb_re2 (abb_re2), .abb_re2 (abb_re2),
@ -495,6 +527,8 @@ TailCorr_top inst_TailCorr_top
.b_pow8_im2 (b_pow8_im2), .b_pow8_im2 (b_pow8_im2),
.a_re3 (a_re3), .a_re3 (a_re3),
.a_im3 (a_im3), .a_im3 (a_im3),
.b_re3 (b_re3),
.b_im3 (b_im3),
.ab_re3 (ab_re3), .ab_re3 (ab_re3),
.ab_im3 (ab_im3), .ab_im3 (ab_im3),
.abb_re3 (abb_re3), .abb_re3 (abb_re3),
@ -513,6 +547,8 @@ TailCorr_top inst_TailCorr_top
.b_pow8_im3 (b_pow8_im3), .b_pow8_im3 (b_pow8_im3),
.a_re4 (a_re4), .a_re4 (a_re4),
.a_im4 (a_im4), .a_im4 (a_im4),
.b_re4 (b_re4),
.b_im4 (b_im4),
.ab_re4 (ab_re4), .ab_re4 (ab_re4),
.ab_im4 (ab_im4), .ab_im4 (ab_im4),
.abb_re4 (abb_re4), .abb_re4 (abb_re4),
@ -531,6 +567,8 @@ TailCorr_top inst_TailCorr_top
.b_pow8_im4 (b_pow8_im4), .b_pow8_im4 (b_pow8_im4),
.a_re5 (a_re5), .a_re5 (a_re5),
.a_im5 (a_im5), .a_im5 (a_im5),
.b_re5 (b_re5),
.b_im5 (b_im5),
.ab_re5 (ab_re5), .ab_re5 (ab_re5),
.ab_im5 (ab_im5), .ab_im5 (ab_im5),
.abb_re5 (abb_re5), .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 In_fid[0:3];
integer signed dout_fid[0:7]; integer signed dout_fid[0:7];

24
sim/z_dsp/Makefile
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@ -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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@ -1,16 +0,0 @@
../../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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@ -1,328 +0,0 @@
`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