From fde62e373fdfcefefb7da10757a3db933160c911 Mon Sep 17 00:00:00 2001 From: "Pavel V. Shatov (Meister)" Date: Tue, 1 Oct 2019 15:16:58 +0300 Subject: Major rewrite (different core hierarchy, buses, wrappers, etc). --- rtl/modexpng_mmm_pad.v | 153 ------------------------------------------------- 1 file changed, 153 deletions(-) delete mode 100644 rtl/modexpng_mmm_pad.v (limited to 'rtl/modexpng_mmm_pad.v') diff --git a/rtl/modexpng_mmm_pad.v b/rtl/modexpng_mmm_pad.v deleted file mode 100644 index a2a21ff..0000000 --- a/rtl/modexpng_mmm_pad.v +++ /dev/null @@ -1,153 +0,0 @@ -module modexpng_mmm_pad -( - clk, rst_n, - fsm_state, - load_xy_addr_lsb, - pad_x_rd_addr, pad_y_rd_addr, - pad_x_rd_ena, pad_y_rd_ena, - pad_x_rd_dout, pad_y_rd_dout, - load_x_din, load_y_din -); - - - // - // Includes - // - `include "modexpng_parameters.vh" - //`include "modexpng_parameters_x8.vh" - `include "modexpng_mmm_fsm.vh" - - - // - // Parameters - // - parameter INDEX_WIDTH = 6; - - - // - // Ports - // - input clk; - input rst_n; - input [FSM_STATE_WIDTH-1:0] fsm_state; - - input [INDEX_WIDTH-1:0] load_xy_addr_lsb; - - input [WORD_WIDTH-1:0] load_x_din; - input [WORD_WIDTH-1:0] load_y_din; - - input [INDEX_WIDTH-1:0] pad_x_rd_addr; - input [INDEX_WIDTH-1:0] pad_y_rd_addr; - - input pad_x_rd_ena; - input pad_y_rd_ena; - - output [WORD_WIDTH-1:0] pad_x_rd_dout; - output [WORD_WIDTH-1:0] pad_y_rd_dout; - - - // - // Registers - // - reg [INDEX_WIDTH-1:0] pad_x_wr_addr; - reg [INDEX_WIDTH-1:0] pad_y_wr_addr; - reg pad_x_wr_ena; - reg pad_y_wr_ena; - reg [ WORD_WIDTH-1:0] pad_x_wr_din; - reg [ WORD_WIDTH-1:0] pad_y_wr_din; - - bram_1wo_1ro_readfirst_ce # - ( - .MEM_WIDTH (WORD_WIDTH), - .MEM_ADDR_BITS (INDEX_WIDTH) - ) - pad_x - ( - .clk (clk), - - .a_addr (pad_x_wr_addr), - .a_en (pad_x_wr_ena), - .a_wr (pad_x_wr_ena), - .a_in (pad_x_wr_din), - .a_out (), // unused - - .b_addr (pad_x_rd_addr), - .b_en (pad_x_rd_ena), - .b_out (pad_x_rd_dout) - ); - - bram_1wo_1ro_readfirst_ce # - ( - .MEM_WIDTH (WORD_WIDTH), - .MEM_ADDR_BITS (INDEX_WIDTH) - ) - pad_y - ( - .clk (clk), - - .a_addr (pad_y_wr_addr), - .a_en (pad_y_wr_ena), - .a_wr (pad_y_wr_ena), - .a_in (pad_y_wr_din), - .a_out (), // unused - - .b_addr (pad_y_rd_addr), - .b_en (pad_y_rd_ena), - .b_out (pad_y_rd_dout) - ); - - - always @(posedge clk) - // - case (fsm_state) - // - FSM_STATE_LOAD_T1T2_3: begin - pad_x_wr_addr <= load_xy_addr_lsb; - pad_y_wr_addr <= load_xy_addr_lsb; - end - // - default: begin - pad_x_wr_addr <= {INDEX_WIDTH{1'bX}}; - pad_y_wr_addr <= {INDEX_WIDTH{1'bX}}; - end - // - endcase - - always @(posedge clk) - // - case (fsm_state) - // - FSM_STATE_LOAD_T1T2_3: begin - pad_x_wr_din <= load_x_din; - pad_y_wr_din <= load_y_din; - end - // - default: begin - pad_x_wr_din <= load_x_din; - pad_y_wr_din <= load_y_din; - end - // - endcase - - - always @(posedge clk or negedge rst_n) - // - if (!rst_n) begin - pad_x_wr_ena <= 1'b0; - pad_y_wr_ena <= 1'b0; - end else case (fsm_state) - // - FSM_STATE_LOAD_T1T2_3: begin - pad_x_wr_ena <= 1'b1; - pad_y_wr_ena <= 1'b1; - end - // - default: begin - pad_x_wr_ena <= 1'b0; - pad_y_wr_ena <= 1'b0; - end - // - endcase - - -endmodule -- cgit v1.2.3