diff options
Diffstat (limited to 'rtl/modexpng_dsp_slice_wrapper_generic.v')
| -rw-r--r-- | rtl/modexpng_dsp_slice_wrapper_generic.v | 109 |
1 files changed, 6 insertions, 103 deletions
diff --git a/rtl/modexpng_dsp_slice_wrapper_generic.v b/rtl/modexpng_dsp_slice_wrapper_generic.v index 7183d74..ad4e5e5 100644 --- a/rtl/modexpng_dsp_slice_wrapper_generic.v +++ b/rtl/modexpng_dsp_slice_wrapper_generic.v @@ -30,15 +30,15 @@ module modexpng_dsp_slice_wrapper_generic # input [ DSP48E1_INMODE_W -1:0] inmode; // input [ DSP48E1_OPMODE_W -1:0] opmode; // input [DSP48E1_ALUMODE_W -1:0] alumode; // - input [ WORD_EXT_W -1:0] casc_a_in; // - input [ WORD_W -1:0] casc_b_in; // - output [ WORD_EXT_W -1:0] casc_a_out; // - output [ WORD_W -1:0] casc_b_out; // + input [ DSP48E1_A_W -1:0] casc_a_in; // + input [ DSP48E1_B_W -1:0] casc_b_in; // + output [ DSP48E1_A_W -1:0] casc_a_out; // + output [ DSP48E1_B_W -1:0] casc_b_out; // // // A Port // - wire [WORD_EXT_W -1:0] a_mux = AB_INPUT == "DIRECT" ? a : casc_a_in; + wire [WORD_EXT_W -1:0] a_mux = AB_INPUT == "DIRECT" ? a : casc_a_in[WORD_EXT_W-1:0]; reg [WORD_EXT_W -1:0] a_reg1; reg [WORD_EXT_W -1:0] a_reg2; @@ -52,7 +52,7 @@ module modexpng_dsp_slice_wrapper_generic # // // B Port // - wire [WORD_W -1:0] b_mux = AB_INPUT == "DIRECT" ? b : casc_b_in; + wire [WORD_W -1:0] b_mux = AB_INPUT == "DIRECT" ? b : casc_b_in[WORD_W-1:0]; reg [WORD_W -1:0] b_reg1; reg [WORD_W -1:0] b_reg2; @@ -88,102 +88,5 @@ module modexpng_dsp_slice_wrapper_generic # if (ce_m) m_reg <= a_pad * b_pad; if (ce_p) p_reg <= m_reg + p_pad; end - - - /* - DSP48E1 # - ( - .AREG (2), - .BREG (B_REG), - .CREG (0), - .DREG (0), - .ADREG (0), - .MREG (1), - .PREG (1), - .ACASCREG (1), - .BCASCREG (1), - .INMODEREG (0), - .OPMODEREG (1), - .ALUMODEREG (0), - .CARRYINREG (0), - .CARRYINSELREG (0), - - .A_INPUT (AB_INPUT), - .B_INPUT (AB_INPUT), - - .USE_DPORT ("FALSE"), - .USE_MULT ("DYNAMIC"), - .USE_SIMD ("ONE48"), - - .MASK ({DSP48E1_P_W{1'b1}}), - .PATTERN ({DSP48E1_P_W{1'b0}}), - .SEL_MASK ("MASK"), - .SEL_PATTERN ("PATTERN"), - - .USE_PATTERN_DETECT ("NO_PATDET"), - .AUTORESET_PATDET ("NO_RESET") - ) - DSP48E1_inst - ( - .CLK (clk), - - .CEA1 (ce_a1), - .CEB1 (ce_b1), - .CEA2 (ce_a2), - .CEB2 (ce_b2), - .CEAD (1'b0), - .CEC (1'b0), - .CED (1'b0), - .CEM (ce_m), - .CEP (ce_p), - .CEINMODE (1'b0), - .CECTRL (ce_mode), - .CEALUMODE (1'b0), - .CECARRYIN (1'b0), - - .A ({{(DSP48E1_A_W-WORD_EXT_W){1'b0}}, a}), - .B ({{(DSP48E1_B_W-WORD_W){1'b0}}, b}), - .C ({DSP48E1_C_W{1'b0}}), - .D ({DSP48E1_D_W{1'b0}}), - .P ({p_dummy, p}), - - .INMODE (inmode), - .OPMODE (opmode), - .ALUMODE (alumode), - - .ACIN ({{(DSP48E1_A_W-WORD_EXT_W){1'b0}}, casc_a_in}), - .BCIN ({{(DSP48E1_B_W-WORD_W){1'b0}}, casc_b_in}), - .ACOUT ({casc_a_dummy, casc_a_out}), - .BCOUT ({casc_b_dummy, casc_b_out}), - .PCIN ({DSP48E1_P_W{1'b0}}), - .PCOUT (), - .CARRYCASCIN (1'b0), - .CARRYCASCOUT (), - - .RSTA (1'b0), - .RSTB (1'b0), - .RSTC (1'b0), - .RSTD (1'b0), - .RSTM (1'b0), - .RSTP (1'b0), - .RSTINMODE (1'b0), - .RSTCTRL (1'b0), - .RSTALUMODE (1'b0), - .RSTALLCARRYIN (1'b0), - - .UNDERFLOW (), - .OVERFLOW (), - .PATTERNDETECT (), - .PATTERNBDETECT (), - - .CARRYIN (1'b0), - .CARRYOUT (), - .CARRYINSEL (3'b000), - - .MULTSIGNIN (1'b0), - .MULTSIGNOUT () - ); - */ - endmodule |