diff options
Diffstat (limited to 'rtl/dsp/dsp_array.v')
| -rw-r--r-- | rtl/dsp/dsp_array.v | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/rtl/dsp/dsp_array.v b/rtl/dsp/dsp_array.v deleted file mode 100644 index 2a050d4..0000000 --- a/rtl/dsp/dsp_array.v +++ /dev/null @@ -1,143 +0,0 @@ -module dsp_array -( - input clk, - - input ce_a, - input ce_b, - input ce_m, - input ce_p, - input ce_mode, - - input [9 -1:0] mode_z, - - input [5*18-1:0] a, - input [1*17-1:0] b, - output [9*47-1:0] p -); - - `include "../modexpng_parameters_x8.vh" - - wire [17:0] casc_a[0:3]; - wire [16:0] casc_b[0:3]; - - wire ce_a0 = ce_a; - reg ce_a1 = 1'b0; - reg ce_a2 = 1'b0; - - wire ce_b0 = ce_b; - reg ce_b1 = 1'b0; - - always @(posedge clk) begin - ce_a1 <= ce_a0; - ce_a2 <= ce_a1; - ce_b1 <= ce_b0; - end - - - genvar z; - generate for (z=0; z<(NUM_MULTS/2); z=z+1) - // - begin : gen_DSP48E1 - // - dsp_slice # - ( - .AB_INPUT("DIRECT"), - .B_REG(2) - ) - dsp_direct - ( - .clk (clk), - - .ce_a1 (ce_a0), - .ce_b1 (ce_b0), - .ce_a2 (ce_a1), - .ce_b2 (ce_b1), - .ce_m (ce_m), - .ce_p (ce_p), - .ce_mode (ce_mode), - - .a (a[z*18+:18]), - .b (b), - .p (p[47*2*z+:47]), - - .inmode (5'b00000), - .opmode ({1'b0, mode_z[2*z], 1'b0, 2'b01, 2'b01}), - .alumode (4'b0000), - - .casc_a_in ({18{1'b0}}), - .casc_b_in ({17{1'b0}}), - - .casc_a_out (casc_a[z]), - .casc_b_out (casc_b[z]) - ); - // - dsp_slice # - ( - .AB_INPUT("CASCADE"), - .B_REG(1) - ) - dsp_cascade - ( - .clk (clk), - - .ce_a1 (ce_a1), - .ce_b1 (1'b0), - .ce_a2 (ce_a2), - .ce_b2 (ce_b1), - .ce_m (ce_m), - .ce_p (ce_p), - .ce_mode (ce_mode), - - .a (a[z*18+:18]), - .b (b), - .p (p[47*(2*z+1)+:47]), - - .inmode (5'b00000), - .opmode ({1'b0, mode_z[2*z+1], 1'b0, 2'b01, 2'b01}), - .alumode (4'b0000), - - .casc_a_in (casc_a[z]), - .casc_b_in (casc_b[z]), - - .casc_a_out (), - .casc_b_out () - ); - // - end - // - endgenerate - - dsp_slice # - ( - .AB_INPUT("DIRECT"), - .B_REG(2) - ) - dsp_aux - ( - .clk (clk), - - .ce_a1 (ce_a0), - .ce_b1 (ce_b0), - .ce_a2 (ce_a1), - .ce_b2 (ce_b1), - .ce_m (ce_m), - .ce_p (ce_p), - .ce_mode (ce_mode), - - .a (a[4*18+:18]), - .b (b), - .p (p[47*2*4+:47]), - - .inmode (5'b00000), - .opmode ({1'b0, mode_z[2*4], 1'b0, 2'b01, 2'b01}), - .alumode (4'b0000), - - .casc_a_in ({18{1'b0}}), - .casc_b_in ({17{1'b0}}), - - .casc_a_out (), - .casc_b_out () - ); - - -endmodule |