| // Copyright 2020-2022 F4PGA Authors |
| // |
| // 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. |
| // |
| // SPDX-License-Identifier: Apache-2.0 |
| |
| `timescale 1ns / 10ps |
| module fifo_controller_model ( |
| Rst_n, |
| Push_Clk, |
| Pop_Clk, |
| |
| Fifo_Push, |
| Fifo_Push_Flush, |
| Fifo_Full, |
| Fifo_Full_Usr, |
| |
| Fifo_Pop, |
| Fifo_Pop_Flush, |
| Fifo_Empty, |
| Fifo_Empty_Usr, |
| |
| Write_Addr, |
| |
| Read_Addr, |
| |
| // Static Control Signals |
| Fifo_Ram_Mode, |
| Fifo_Sync_Mode, |
| Fifo_Push_Width, |
| Fifo_Pop_Width |
| ); |
| |
| |
| |
| //************* PPII 4K Parameters **************************// |
| |
| parameter MAX_PTR_WIDTH = 12; |
| |
| parameter DEPTH1 = (1 << (MAX_PTR_WIDTH - 3)); |
| parameter DEPTH2 = (1 << (MAX_PTR_WIDTH - 2)); |
| parameter DEPTH3 = (1 << (MAX_PTR_WIDTH - 1)); |
| |
| parameter D1_QTR_A = MAX_PTR_WIDTH - 5; |
| parameter D2_QTR_A = MAX_PTR_WIDTH - 4; |
| parameter D3_QTR_A = MAX_PTR_WIDTH - 3; |
| |
| input Rst_n; |
| input Push_Clk; |
| input Pop_Clk; |
| |
| input Fifo_Push; |
| input Fifo_Push_Flush; |
| output Fifo_Full; |
| output [3:0] Fifo_Full_Usr; |
| |
| input Fifo_Pop; |
| input Fifo_Pop_Flush; |
| output Fifo_Empty; |
| output [3:0] Fifo_Empty_Usr; |
| |
| output [MAX_PTR_WIDTH-2:0] Write_Addr; |
| |
| output [MAX_PTR_WIDTH-2:0] Read_Addr; |
| |
| input Fifo_Ram_Mode; |
| input Fifo_Sync_Mode; |
| input [1:0] Fifo_Push_Width; |
| input [1:0] Fifo_Pop_Width; |
| |
| reg flush_pop_clk_tf; |
| reg flush_pop2push_clk1; |
| reg flush_push_clk_tf; |
| reg flush_push2pop_clk1; |
| reg pop_local_flush_mask; |
| reg push_flush_tf_pop_clk; |
| reg pop2push_ack1; |
| reg pop2push_ack2; |
| reg push_local_flush_mask; |
| reg pop_flush_tf_push_clk; |
| reg push2pop_ack1; |
| reg push2pop_ack2; |
| |
| reg fifo_full_flag_f; |
| reg [3:0] Fifo_Full_Usr; |
| |
| reg fifo_empty_flag_f; |
| reg [3:0] Fifo_Empty_Usr; |
| |
| reg [MAX_PTR_WIDTH-1:0] push_ptr_push_clk; |
| reg [MAX_PTR_WIDTH-1:0] pop_ptr_push_clk; |
| reg [MAX_PTR_WIDTH-1:0] pop_ptr_async; |
| reg [MAX_PTR_WIDTH-1:0] pop_ptr_pop_clk ; |
| reg [MAX_PTR_WIDTH-1:0] push_ptr_pop_clk; |
| reg [MAX_PTR_WIDTH-1:0] push_ptr_async; |
| |
| reg [1:0] push_ptr_push_clk_mask; |
| reg [1:0] pop_ptr_pop_clk_mask; |
| |
| reg [MAX_PTR_WIDTH-1:0] pop_ptr_push_clk_mux; |
| reg [MAX_PTR_WIDTH-1:0] push_ptr_pop_clk_mux; |
| |
| reg match_room4none; |
| reg match_room4one; |
| reg match_room4half; |
| reg match_room4quart; |
| |
| reg match_all_left; |
| reg match_half_left; |
| reg match_quart_left; |
| |
| reg [MAX_PTR_WIDTH-1:0] depth1_reg; |
| reg [MAX_PTR_WIDTH-1:0] depth2_reg; |
| reg [MAX_PTR_WIDTH-1:0] depth3_reg; |
| |
| |
| wire push_clk_rst; |
| wire push_clk_rst_mux; |
| wire push_flush_done; |
| wire pop_clk_rst; |
| wire pop_clk_rst_mux; |
| wire pop_flush_done; |
| |
| wire push_flush_gated; |
| wire pop_flush_gated; |
| |
| wire [MAX_PTR_WIDTH-2:0] Write_Addr; |
| wire [MAX_PTR_WIDTH-2:0] Read_Addr; |
| |
| wire [MAX_PTR_WIDTH-1:0] push_ptr_push_clk_plus1; |
| wire [MAX_PTR_WIDTH-1:0] next_push_ptr_push_clk; |
| wire [MAX_PTR_WIDTH-1:0] pop_ptr_pop_clk_plus1; |
| wire [MAX_PTR_WIDTH-1:0] next_pop_ptr_pop_clk; |
| wire [MAX_PTR_WIDTH-1:0] next_push_ptr_push_clk_mask; |
| wire [MAX_PTR_WIDTH-1:0] next_pop_ptr_pop_clk_mask; |
| |
| wire [MAX_PTR_WIDTH-1:0] pop_ptr_push_clk_l_shift1; |
| wire [MAX_PTR_WIDTH-1:0] pop_ptr_push_clk_l_shift2; |
| wire [MAX_PTR_WIDTH-1:0] pop_ptr_push_clk_r_shift1; |
| wire [MAX_PTR_WIDTH-1:0] pop_ptr_push_clk_r_shift2; |
| |
| wire [MAX_PTR_WIDTH-1:0] push_ptr_pop_clk_l_shift1; |
| wire [MAX_PTR_WIDTH-1:0] push_ptr_pop_clk_l_shift2; |
| wire [MAX_PTR_WIDTH-1:0] push_ptr_pop_clk_r_shift1; |
| wire [MAX_PTR_WIDTH-1:0] push_ptr_pop_clk_r_shift2; |
| |
| wire [MAX_PTR_WIDTH-1:0] push_diff; |
| wire [MAX_PTR_WIDTH-1:0] push_diff_plus_1; |
| wire [MAX_PTR_WIDTH-1:0] pop_diff; |
| |
| wire match_room4all; |
| wire match_room4eight; |
| |
| wire match_one_left; |
| wire match_one2eight_left; |
| |
| integer depth_sel_push; |
| integer depth_sel_pop; |
| |
| initial begin |
| depth1_reg = DEPTH1; |
| depth2_reg = DEPTH2; |
| depth3_reg = DEPTH3; |
| end |
| |
| initial begin |
| flush_pop_clk_tf <= 1'b0; |
| push2pop_ack1 <= 1'b0; |
| push2pop_ack2 <= 1'b0; |
| pop_local_flush_mask <= 1'b0; |
| flush_push2pop_clk1 <= 1'b0; |
| push_flush_tf_pop_clk <= 1'b0; |
| flush_push_clk_tf <= 1'b0; |
| pop2push_ack1 <= 1'b0; |
| pop2push_ack2 <= 1'b0; |
| push_local_flush_mask <= 1'b0; |
| flush_pop2push_clk1 <= 1'b0; |
| pop_flush_tf_push_clk <= 1'b0; |
| push_ptr_push_clk <= 0; |
| pop_ptr_push_clk <= 0; |
| pop_ptr_async <= 0; |
| fifo_full_flag_f <= 0; |
| pop_ptr_pop_clk <= 0; |
| push_ptr_pop_clk <= 0; |
| push_ptr_async <= 0; |
| fifo_empty_flag_f <= 1; |
| Fifo_Full_Usr <= 4'b0001; |
| Fifo_Empty_Usr <= 4'b0000; |
| end |
| |
| assign Fifo_Full = fifo_full_flag_f; |
| assign Fifo_Empty = fifo_empty_flag_f; |
| |
| assign Write_Addr = push_ptr_push_clk[MAX_PTR_WIDTH-2:0]; |
| assign Read_Addr = next_pop_ptr_pop_clk[MAX_PTR_WIDTH-2:0]; |
| |
| assign push_ptr_push_clk_plus1 = push_ptr_push_clk + 1; |
| assign next_push_ptr_push_clk = (Fifo_Push) ? push_ptr_push_clk_plus1 : push_ptr_push_clk; |
| assign next_push_ptr_push_clk_mask = { |
| (push_ptr_push_clk_mask & next_push_ptr_push_clk[MAX_PTR_WIDTH-1:MAX_PTR_WIDTH-2]), |
| next_push_ptr_push_clk[MAX_PTR_WIDTH-3:0] |
| }; |
| |
| assign pop_ptr_pop_clk_plus1 = pop_ptr_pop_clk + 1; |
| assign next_pop_ptr_pop_clk = (Fifo_Pop) ? pop_ptr_pop_clk_plus1 : pop_ptr_pop_clk; |
| assign next_pop_ptr_pop_clk_mask = { |
| (pop_ptr_pop_clk_mask & next_pop_ptr_pop_clk[MAX_PTR_WIDTH-1:MAX_PTR_WIDTH-2]), |
| next_pop_ptr_pop_clk[MAX_PTR_WIDTH-3:0] |
| }; |
| |
| assign pop_ptr_push_clk_l_shift1 = {pop_ptr_push_clk[MAX_PTR_WIDTH-2:0], 1'b0}; |
| assign pop_ptr_push_clk_l_shift2 = {pop_ptr_push_clk[MAX_PTR_WIDTH-3:0], 2'b0}; |
| assign pop_ptr_push_clk_r_shift1 = {1'b0, pop_ptr_push_clk[MAX_PTR_WIDTH-1:1]}; |
| assign pop_ptr_push_clk_r_shift2 = {2'b0, pop_ptr_push_clk[MAX_PTR_WIDTH-1:2]}; |
| |
| assign push_ptr_pop_clk_l_shift1 = {push_ptr_pop_clk[MAX_PTR_WIDTH-2:0], 1'b0}; |
| assign push_ptr_pop_clk_l_shift2 = {push_ptr_pop_clk[MAX_PTR_WIDTH-3:0], 2'b0}; |
| assign push_ptr_pop_clk_r_shift1 = {1'b0, push_ptr_pop_clk[MAX_PTR_WIDTH-1:1]}; |
| assign push_ptr_pop_clk_r_shift2 = {2'b0, push_ptr_pop_clk[MAX_PTR_WIDTH-1:2]}; |
| |
| assign push_diff = next_push_ptr_push_clk_mask - pop_ptr_push_clk_mux; |
| assign push_diff_plus_1 = push_diff + 1; |
| assign pop_diff = push_ptr_pop_clk_mux - next_pop_ptr_pop_clk_mask; |
| |
| assign match_room4all = ~|push_diff; |
| assign match_room4eight = ( depth_sel_push == 3 ) ? ( push_diff >= DEPTH3-8 ) : ( depth_sel_push == 2 ) ? ( push_diff >= DEPTH2-8 ) : ( push_diff >= DEPTH1-8 ); |
| |
| assign match_one_left = (pop_diff == 1); |
| assign match_one2eight_left = (pop_diff < 8); |
| |
| assign push_flush_gated = Fifo_Push_Flush & ~push_local_flush_mask; |
| assign pop_flush_gated = Fifo_Pop_Flush & ~pop_local_flush_mask; |
| |
| assign push_clk_rst = flush_pop2push_clk1 ^ pop_flush_tf_push_clk; |
| assign pop_clk_rst = flush_push2pop_clk1 ^ push_flush_tf_pop_clk; |
| |
| assign pop_flush_done = push2pop_ack1 ^ push2pop_ack2; |
| assign push_flush_done = pop2push_ack1 ^ pop2push_ack2; |
| |
| assign push_clk_rst_mux = ( Fifo_Sync_Mode ) ? ( Fifo_Push_Flush | Fifo_Pop_Flush ) : ( push_flush_gated | push_clk_rst ); |
| assign pop_clk_rst_mux = ( Fifo_Sync_Mode ) ? ( Fifo_Push_Flush | Fifo_Pop_Flush ) : ( pop_flush_gated | ( pop_local_flush_mask & ~pop_flush_done ) | pop_clk_rst ); |
| |
| |
| reg match_room_at_most63, match_at_most63_left; |
| |
| always@( push_diff or push_diff_plus_1 or depth_sel_push or match_room4none or match_room4one ) |
| begin |
| if (depth_sel_push == 1) begin |
| match_room4none <= ( push_diff[D1_QTR_A+2:0] == depth1_reg[D1_QTR_A+2:0] ); |
| // syao 2/12/2013 |
| match_room4one <= ( push_diff_plus_1[D1_QTR_A+2:0] == depth1_reg ) | match_room4none; |
| |
| match_room4half <= ( push_diff[D1_QTR_A+1] == 1'b1 ); |
| match_room4quart <= ( push_diff[D1_QTR_A] == 1'b1 ); |
| |
| match_room_at_most63 <= push_diff[6]; |
| end else if (depth_sel_push == 2) begin |
| match_room4none <= ( push_diff[D2_QTR_A+2:0] == depth2_reg[D2_QTR_A+2:0] ); |
| // syao 2/12/2013 |
| match_room4one <= ( push_diff_plus_1[D2_QTR_A+2:0] == depth2_reg ) | match_room4none; |
| |
| match_room4half <= ( push_diff[D2_QTR_A+1] == 1'b1 ); |
| match_room4quart <= ( push_diff[D2_QTR_A] == 1'b1 ); |
| |
| // syao 2/12/2013 |
| // match_room_at_most63 <= push_diff[6]; |
| match_room_at_most63 <= &push_diff[7:6]; |
| end else begin |
| match_room4none <= (push_diff == depth3_reg); |
| match_room4one <= (push_diff_plus_1 == depth3_reg) | match_room4none; |
| |
| match_room4half <= (push_diff[D3_QTR_A+1] == 1'b1); |
| match_room4quart <= (push_diff[D3_QTR_A] == 1'b1); |
| |
| // syao 2/12/2013 |
| // match_room_at_most63 <= &push_diff[7:6]; |
| match_room_at_most63 <= &push_diff[8:6]; |
| end |
| end |
| |
| |
| |
| assign room4_32s = ~push_diff[5]; |
| assign room4_16s = ~push_diff[4]; |
| assign room4_8s = ~push_diff[3]; |
| assign room4_4s = ~push_diff[2]; |
| assign room4_2s = ~push_diff[1]; |
| assign room4_1s = &push_diff[1:0]; |
| |
| always @(depth_sel_pop or pop_diff) begin |
| if (depth_sel_pop == 1) begin |
| match_all_left <= (pop_diff[D1_QTR_A+2:0] == depth1_reg[D1_QTR_A+2:0]); |
| |
| match_half_left <= (pop_diff[D1_QTR_A+1] == 1'b1); |
| match_quart_left <= (pop_diff[D1_QTR_A] == 1'b1); |
| |
| match_at_most63_left <= ~pop_diff[6]; |
| end else if (depth_sel_pop == 2) begin |
| match_all_left <= (pop_diff[D2_QTR_A+2:0] == depth2_reg[D2_QTR_A+2:0]); |
| |
| match_half_left <= (pop_diff[D2_QTR_A+1] == 1'b1); |
| match_quart_left <= (pop_diff[D2_QTR_A] == 1'b1); |
| |
| // syao 2/12/2013 |
| // match_at_most63_left <= ~pop_diff[6]; |
| match_at_most63_left <= ~|pop_diff[7:6]; |
| end else begin |
| match_all_left <= (pop_diff == depth3_reg); |
| |
| match_half_left <= (pop_diff[D3_QTR_A+1] == 1'b1); |
| match_quart_left <= (pop_diff[D3_QTR_A] == 1'b1); |
| |
| // syao 2/12/2013 |
| // match_at_most63_left <= ~|pop_diff[7:6]; |
| match_at_most63_left <= ~|pop_diff[8:6]; |
| end |
| end |
| |
| |
| |
| assign at_least_32 = pop_diff[5]; |
| assign at_least_16 = pop_diff[4]; |
| assign at_least_8 = pop_diff[3]; |
| assign at_least_4 = pop_diff[2]; |
| assign at_least_2 = pop_diff[1]; |
| assign one_left = pop_diff[0]; |
| |
| |
| always @(posedge Pop_Clk or negedge Rst_n) begin |
| if (~Rst_n) begin |
| push2pop_ack1 <= 1'b0; |
| push2pop_ack2 <= 1'b0; |
| flush_pop_clk_tf <= 1'b0; |
| pop_local_flush_mask <= 1'b0; |
| flush_push2pop_clk1 <= 1'b0; |
| push_flush_tf_pop_clk <= 1'b0; |
| end else begin |
| push2pop_ack1 <= pop_flush_tf_push_clk; |
| push2pop_ack2 <= push2pop_ack1; |
| flush_push2pop_clk1 <= flush_push_clk_tf; |
| if (pop_flush_gated) begin |
| flush_pop_clk_tf <= ~flush_pop_clk_tf; |
| end |
| |
| if (pop_flush_gated & ~Fifo_Sync_Mode) begin |
| pop_local_flush_mask <= 1'b1; |
| end else if (pop_flush_done) begin |
| pop_local_flush_mask <= 1'b0; |
| end |
| |
| if (pop_clk_rst) begin |
| push_flush_tf_pop_clk <= ~push_flush_tf_pop_clk; |
| end |
| end |
| end |
| |
| always @(posedge Push_Clk or negedge Rst_n) begin |
| if (~Rst_n) begin |
| pop2push_ack1 <= 1'b0; |
| pop2push_ack2 <= 1'b0; |
| flush_push_clk_tf <= 1'b0; |
| push_local_flush_mask <= 1'b0; |
| flush_pop2push_clk1 <= 1'b0; |
| pop_flush_tf_push_clk <= 1'b0; |
| end else begin |
| pop2push_ack1 <= push_flush_tf_pop_clk; |
| pop2push_ack2 <= pop2push_ack1; |
| flush_pop2push_clk1 <= flush_pop_clk_tf; |
| if (push_flush_gated) begin |
| flush_push_clk_tf <= ~flush_push_clk_tf; |
| end |
| |
| if (push_flush_gated & ~Fifo_Sync_Mode) begin |
| push_local_flush_mask <= 1'b1; |
| end else if (push_flush_done) begin |
| push_local_flush_mask <= 1'b0; |
| end |
| |
| if (push_clk_rst) begin |
| pop_flush_tf_push_clk <= ~pop_flush_tf_push_clk; |
| end |
| end |
| end |
| |
| always@( Fifo_Push_Width or Fifo_Pop_Width or pop_ptr_push_clk_l_shift1 or pop_ptr_push_clk_l_shift2 or pop_ptr_push_clk_r_shift1 or |
| pop_ptr_push_clk_r_shift2 or push_ptr_pop_clk_l_shift1 or push_ptr_pop_clk_l_shift2 or push_ptr_pop_clk_r_shift1 or push_ptr_pop_clk_r_shift2 or |
| pop_ptr_push_clk or push_ptr_pop_clk ) |
| begin |
| case ({ |
| Fifo_Push_Width, Fifo_Pop_Width |
| }) |
| 4'b0001: // byte push halfword pop |
| begin |
| push_ptr_push_clk_mask <= 2'b11; |
| pop_ptr_pop_clk_mask <= 2'b01; |
| pop_ptr_push_clk_mux <= pop_ptr_push_clk_l_shift1; |
| push_ptr_pop_clk_mux <= push_ptr_pop_clk_r_shift1; |
| end |
| 4'b0010: // byte push word pop |
| begin |
| push_ptr_push_clk_mask <= 2'b11; |
| pop_ptr_pop_clk_mask <= 2'b00; |
| pop_ptr_push_clk_mux <= pop_ptr_push_clk_l_shift2; |
| push_ptr_pop_clk_mux <= push_ptr_pop_clk_r_shift2; |
| end |
| 4'b0100: // halfword push byte pop |
| begin |
| push_ptr_push_clk_mask <= 2'b01; |
| pop_ptr_pop_clk_mask <= 2'b11; |
| pop_ptr_push_clk_mux <= pop_ptr_push_clk_r_shift1; |
| push_ptr_pop_clk_mux <= push_ptr_pop_clk_l_shift1; |
| end |
| 4'b0110: // halfword push word pop |
| begin |
| push_ptr_push_clk_mask <= 2'b11; |
| pop_ptr_pop_clk_mask <= 2'b01; |
| pop_ptr_push_clk_mux <= pop_ptr_push_clk_l_shift1; |
| push_ptr_pop_clk_mux <= push_ptr_pop_clk_r_shift1; |
| end |
| 4'b1000: // word push byte pop |
| begin |
| push_ptr_push_clk_mask <= 2'b00; |
| pop_ptr_pop_clk_mask <= 2'b11; |
| pop_ptr_push_clk_mux <= pop_ptr_push_clk_r_shift2; |
| push_ptr_pop_clk_mux <= push_ptr_pop_clk_l_shift2; |
| end |
| 4'b1001: // word push halfword pop |
| begin |
| push_ptr_push_clk_mask <= 2'b01; |
| pop_ptr_pop_clk_mask <= 2'b11; |
| pop_ptr_push_clk_mux <= pop_ptr_push_clk_r_shift1; |
| push_ptr_pop_clk_mux <= push_ptr_pop_clk_l_shift1; |
| end |
| default: // no conversion |
| begin |
| push_ptr_push_clk_mask <= 2'b11; |
| pop_ptr_pop_clk_mask <= 2'b11; |
| pop_ptr_push_clk_mux <= pop_ptr_push_clk; |
| push_ptr_pop_clk_mux <= push_ptr_pop_clk; |
| end |
| endcase |
| end |
| |
| always @(Fifo_Ram_Mode or Fifo_Push_Width) begin |
| if (Fifo_Ram_Mode == Fifo_Push_Width[0]) begin |
| depth_sel_push <= 2; |
| end else if (Fifo_Ram_Mode == Fifo_Push_Width[1]) begin |
| depth_sel_push <= 1; |
| end else begin |
| depth_sel_push <= 3; |
| end |
| end |
| |
| always @(Fifo_Ram_Mode or Fifo_Pop_Width) begin |
| if (Fifo_Ram_Mode == Fifo_Pop_Width[0]) begin |
| depth_sel_pop <= 2; |
| end else if (Fifo_Ram_Mode == Fifo_Pop_Width[1]) begin |
| depth_sel_pop <= 1; |
| end else begin |
| depth_sel_pop <= 3; |
| end |
| end |
| |
| always @(posedge Push_Clk or negedge Rst_n) begin |
| if (~Rst_n) begin |
| push_ptr_push_clk <= 0; |
| pop_ptr_push_clk <= 0; |
| pop_ptr_async <= 0; |
| fifo_full_flag_f <= 0; |
| end else begin |
| if (push_clk_rst_mux) begin |
| push_ptr_push_clk <= 0; |
| pop_ptr_push_clk <= 0; |
| pop_ptr_async <= 0; |
| fifo_full_flag_f <= 0; |
| end else begin |
| push_ptr_push_clk <= next_push_ptr_push_clk; |
| pop_ptr_push_clk <= (Fifo_Sync_Mode) ? next_pop_ptr_pop_clk : pop_ptr_async; |
| pop_ptr_async <= pop_ptr_pop_clk; |
| fifo_full_flag_f <= match_room4one | match_room4none; |
| end |
| end |
| end |
| |
| always @(posedge Pop_Clk or negedge Rst_n) begin |
| if (~Rst_n) begin |
| pop_ptr_pop_clk <= 0; |
| push_ptr_pop_clk <= 0; |
| push_ptr_async <= 0; |
| fifo_empty_flag_f <= 1; |
| end else begin |
| if (pop_clk_rst_mux) begin |
| pop_ptr_pop_clk <= 0; |
| push_ptr_pop_clk <= 0; |
| push_ptr_async <= 0; |
| fifo_empty_flag_f <= 1; |
| end else begin |
| pop_ptr_pop_clk <= next_pop_ptr_pop_clk; |
| push_ptr_pop_clk <= (Fifo_Sync_Mode) ? next_push_ptr_push_clk : push_ptr_async; |
| push_ptr_async <= push_ptr_push_clk; |
| fifo_empty_flag_f <= (pop_diff == 1) | (pop_diff == 0); |
| end |
| end |
| end |
| |
| always @(posedge Push_Clk or negedge Rst_n) begin |
| if (~Rst_n) begin |
| |
| //based on rtl, this should be full after reset |
| // Fifo_Full_Usr <= 4'b1000; |
| Fifo_Full_Usr <= 4'b0001; |
| end else begin |
| if (match_room4none) begin |
| Fifo_Full_Usr <= 4'b0000; |
| end else if (match_room4all) begin |
| Fifo_Full_Usr <= 4'b0001; |
| end else if (~match_room4half) begin |
| Fifo_Full_Usr <= 4'b0010; |
| end else if (~match_room4quart) begin |
| Fifo_Full_Usr <= 4'b0011; |
| end else begin |
| if (match_room_at_most63) begin |
| if (room4_32s) Fifo_Full_Usr <= 4'b1010; |
| else if (room4_16s) Fifo_Full_Usr <= 4'b1011; |
| else if (room4_8s) Fifo_Full_Usr <= 4'b1100; |
| else if (room4_4s) Fifo_Full_Usr <= 4'b1101; |
| else if (room4_2s) Fifo_Full_Usr <= 4'b1110; |
| else if (room4_1s) Fifo_Full_Usr <= 4'b1111; |
| else Fifo_Full_Usr <= 4'b1110; |
| end else Fifo_Full_Usr <= 4'b0100; |
| end |
| end |
| end |
| |
| always @(posedge Pop_Clk or negedge Rst_n) begin |
| if (~Rst_n) begin |
| Fifo_Empty_Usr <= 4'b0000; |
| end else begin |
| if (Fifo_Pop_Flush | (pop_local_flush_mask & ~pop_flush_done) | pop_clk_rst) begin |
| Fifo_Empty_Usr <= 4'b0000; |
| end else if (match_all_left) begin |
| Fifo_Empty_Usr <= 4'b1111; |
| end else if (match_half_left) begin |
| Fifo_Empty_Usr <= 4'b1110; |
| end else if (match_quart_left) begin |
| Fifo_Empty_Usr <= 4'b1101; |
| end else begin |
| if (match_at_most63_left) begin |
| if (at_least_32) Fifo_Empty_Usr <= 4'b0110; |
| else if (at_least_16) Fifo_Empty_Usr <= 4'b0101; |
| else if (at_least_8) Fifo_Empty_Usr <= 4'b0100; |
| else if (at_least_4) Fifo_Empty_Usr <= 4'b0011; |
| else if (at_least_2) Fifo_Empty_Usr <= 4'b0010; |
| else if (one_left) Fifo_Empty_Usr <= 4'b0001; |
| else Fifo_Empty_Usr <= 4'b0000; |
| end else Fifo_Empty_Usr <= 4'b1000; |
| end |
| end |
| end |
| endmodule |
| |
| `timescale 10 ps / 1 ps |
| |
| //`define ADDRWID 8 |
| `define DATAWID 18 |
| `define WEWID 2 |
| //`define DEPTH 256 |
| |
| module ram ( |
| AA, |
| AB, |
| CLKA, |
| CLKB, |
| WENA, |
| WENB, |
| CENA, |
| CENB, |
| WENBA, |
| WENBB, |
| DA, |
| QA, |
| DB, |
| QB |
| ); |
| |
| |
| parameter ADDRWID = 8; |
| parameter DEPTH = (1 << ADDRWID); |
| |
| parameter [9215:0] INIT = 9216'bx; |
| parameter INIT_FILE = "init.mem"; |
| parameter init_ad = 0; |
| |
| parameter data_width_int = 16; |
| parameter data_depth_int = 1024; |
| |
| output [`DATAWID-1:0] QA; |
| input CLKA; |
| input CENA; |
| input WENA; |
| input [`WEWID-1:0] WENBA; |
| input [ADDRWID-1:0] AA; |
| input [`DATAWID-1:0] DA; |
| output [`DATAWID-1:0] QB; |
| |
| input CLKB; |
| input CENB; |
| input WENB; |
| input [`WEWID-1:0] WENBB; |
| input [ADDRWID-1:0] AB; |
| input [`DATAWID-1:0] DB; |
| |
| integer i, j, k, l, m, n, o; |
| |
| wire CEN1; |
| wire OEN1; |
| wire WEN1; |
| wire [ `WEWID-1:0] WENB1; |
| wire [ ADDRWID-1:0] A1; |
| |
| reg [ ADDRWID-1:0] AddrOut1; |
| wire [`DATAWID-1:0] I1; |
| |
| wire CEN2; |
| wire OEN2; |
| wire WEN2; |
| wire [ `WEWID-1:0] WENB2; |
| wire [ ADDRWID-1:0] A2; |
| |
| reg [ ADDRWID-1:0] AddrOut2; |
| wire [`DATAWID-1:0] I2; |
| |
| reg [`DATAWID-1:0] O1, QAreg; |
| reg [`DATAWID-1:0] O2, QBreg; |
| |
| reg WEN1_f; |
| reg WEN2_f; |
| reg [ ADDRWID-1:0] A2_f; |
| reg [ ADDRWID-1:0] A1_f; |
| |
| wire CEN1_SEL; |
| wire WEN1_SEL; |
| wire [ ADDRWID-1:0] A1_SEL; |
| wire [`DATAWID-1:0] I1_SEL; |
| wire [ `WEWID-1:0] WENB1_SEL; |
| |
| wire CEN2_SEL; |
| wire WEN2_SEL; |
| wire [ ADDRWID-1:0] A2_SEL; |
| wire [`DATAWID-1:0] I2_SEL; |
| wire [ `WEWID-1:0] WENB2_SEL; |
| wire overlap; |
| |
| wire CLKA_d, CLKB_d, CEN1_d, CEN2_d; |
| |
| assign A1_SEL = AA; |
| assign I1_SEL = DA; |
| assign CEN1_SEL = CENA; |
| assign WEN1_SEL = WENA; |
| assign WENB1_SEL = WENBA; |
| |
| assign A2_SEL = AB; |
| assign I2_SEL = DB; |
| assign CEN2_SEL = CENB; |
| assign WEN2_SEL = WENB; |
| assign WENB2_SEL = WENBB; |
| |
| assign CEN1 = CEN1_SEL; |
| assign OEN1 = 1'b0; |
| assign WEN1 = WEN1_SEL; |
| assign WENB1 = WENB1_SEL; |
| assign A1 = A1_SEL; |
| assign I1 = I1_SEL; |
| |
| assign CEN2 = CEN2_SEL; |
| assign OEN2 = 1'b0; |
| assign WEN2 = WEN2_SEL; |
| assign WENB2 = WENB2_SEL; |
| assign A2 = A2_SEL; |
| assign I2 = I2_SEL; |
| |
| //assign QA = O1; |
| //assign QB = O2; |
| |
| reg [`DATAWID-1:0] ram[DEPTH-1:0]; |
| reg [data_width_int-1 : 0] ram_dum[data_depth_int-1:0]; |
| reg [`DATAWID-1:0] wrData1; |
| reg [`DATAWID-1:0] wrData2; |
| wire [`DATAWID-1:0] tmpData1; |
| wire [`DATAWID-1:0] tmpData2; |
| |
| reg CENreg1, CENreg2; |
| |
| assign #1 CLKA_d = CLKA; |
| assign #1 CLKB_d = CLKB; |
| // updated by sya 20130523 |
| assign #2 CEN1_d = CEN1; |
| assign #2 CEN2_d = CEN2; |
| |
| assign QA = QAreg | O1; |
| assign QB = QBreg | O2; |
| |
| assign tmpData1 = ram[A1]; |
| assign tmpData2 = ram[A2]; |
| |
| assign overlap = (A1_f == A2_f) & WEN1_f & WEN2_f; |
| |
| initial begin |
| `ifndef YOSYS |
| $readmemh(INIT_FILE, ram_dum); |
| `endif |
| #10 n = 0; |
| o = 0; |
| for (i = 0; i < DEPTH; i = i + 1) begin |
| if (data_width_int > 16) |
| ram[i] <= { |
| 1'b0, |
| ram_dum[i][((16*init_ad)+16)-1:((16*init_ad)+8)], |
| 1'b0, |
| ram_dum[i][((16*init_ad)+8)-1:(16*init_ad)] |
| }; |
| else if (data_width_int <= 8 && data_depth_int <= 1024) |
| ram[i] <= { |
| 1'b0, ram_dum[i+n+1+(1024*init_ad)][7:0], 1'b0, ram_dum[i+n+(1024*init_ad)][7:0] |
| }; |
| else if (data_width_int <= 8 && data_depth_int > 1024) |
| ram[i] <= {1'b0, ram_dum[i+o+init_ad+1][7:0], 1'b0, ram_dum[i+o+init_ad][7:0]}; |
| else if (data_width_int > 8 && data_width_int <= 16 && data_depth_int > 512) |
| ram[i] <= {1'b0, ram_dum[i+n+init_ad][15:8], 1'b0, ram_dum[i+n+init_ad][7:0]}; |
| else ram[i] <= {1'b0, ram_dum[i+(512*init_ad)][15:8], 1'b0, ram_dum[i+(512*init_ad)][7:0]}; |
| |
| n = n + 1; |
| o = o + 3; |
| end |
| end |
| |
| always @(WENB1 or I1 or tmpData1) begin |
| for (j = 0; j < 9; j = j + 1) begin |
| wrData1[j] <= (WENB1[0]) ? tmpData1[j] : I1[j]; |
| end |
| for (l = 9; l < 19; l = l + 1) begin |
| wrData1[l] <= (WENB1[1]) ? tmpData1[l] : I1[l]; |
| end |
| end |
| |
| always @(posedge CLKA) begin |
| if (~WEN1 & ~CEN1) begin |
| ram[A1] <= wrData1[`DATAWID-1:0]; |
| end |
| end |
| |
| //pre-charging to 1 every clock cycle |
| always @(posedge CLKA_d) |
| if (~CEN1_d) begin |
| O1 = 18'h3ffff; |
| #100; |
| O1 = 18'h00000; |
| end |
| |
| |
| always @(posedge CLKA) |
| if (~CEN1) begin |
| AddrOut1 <= A1; |
| end |
| |
| always @(posedge CLKA_d) |
| if (~CEN1_d) begin |
| QAreg <= ram[AddrOut1]; |
| end |
| |
| |
| always @(posedge CLKA) begin |
| WEN1_f <= ~WEN1 & ~CEN1; |
| A1_f <= A1; |
| |
| end |
| |
| always @(WENB2 or I2 or tmpData2) begin |
| for (k = 0; k < 9; k = k + 1) begin |
| wrData2[k] <= (WENB2[0]) ? tmpData2[k] : I2[k]; |
| end |
| for (m = 9; m < 19; m = m + 1) begin |
| wrData2[m] <= (WENB2[1]) ? tmpData2[m] : I2[m]; |
| end |
| end |
| |
| always @(posedge CLKB) begin |
| if (~WEN2 & ~CEN2) begin |
| ram[A2] <= wrData2[`DATAWID-1:0]; |
| end |
| end |
| |
| //pre-charging to 1 every clock cycle |
| always @(posedge CLKB_d) |
| if (~CEN2_d) begin |
| O2 = 18'h3ffff; |
| #100; |
| O2 = 18'h00000; |
| end |
| |
| always @(posedge CLKB) |
| if (~CEN2) begin |
| AddrOut2 <= A2; |
| end |
| |
| always @(posedge CLKB_d) |
| if (~CEN2_d) begin |
| QBreg <= ram[AddrOut2]; |
| end |
| |
| always @(posedge CLKB) begin |
| WEN2_f <= ~WEN2 & ~CEN2; |
| A2_f <= A2; |
| |
| end |
| |
| always @(A1_f or A2_f or overlap) begin |
| if (overlap) begin |
| ram[A1_f] <= 18'bxxxxxxxxxxxxxxxxxx; |
| end |
| end |
| |
| endmodule |
| |
| `timescale 1 ns / 10 ps |
| //`define ADDRWID 10 |
| `define DATAWID 18 |
| `define WEWID 2 |
| |
| module x2_model ( |
| Concat_En, |
| |
| ram0_WIDTH_SELA, |
| ram0_WIDTH_SELB, |
| ram0_PLRD, |
| |
| ram0_CEA, |
| ram0_CEB, |
| ram0_I, |
| ram0_O, |
| ram0_AA, |
| ram0_AB, |
| ram0_CSBA, |
| ram0_CSBB, |
| ram0_WENBA, |
| |
| ram1_WIDTH_SELA, |
| ram1_WIDTH_SELB, |
| ram1_PLRD, |
| |
| ram1_CEA, |
| ram1_CEB, |
| ram1_I, |
| ram1_O, |
| ram1_AA, |
| ram1_AB, |
| ram1_CSBA, |
| ram1_CSBB, |
| ram1_WENBA |
| ); |
| |
| parameter ADDRWID = 10; |
| parameter [18431:0] INIT = 18432'bx; |
| parameter INIT_FILE = "init.mem"; |
| parameter data_width_int = 16; |
| parameter data_depth_int = 1024; |
| parameter init_ad1 = 0; |
| parameter init_ad2 = (data_depth_int > 1024) ? 2 : 1; |
| |
| |
| input Concat_En; |
| |
| input [1:0] ram0_WIDTH_SELA; |
| input [1:0] ram0_WIDTH_SELB; |
| input ram0_PLRD; |
| input ram0_CEA; |
| input ram0_CEB; |
| input [`DATAWID-1:0] ram0_I; |
| output [`DATAWID-1:0] ram0_O; |
| input [ADDRWID-1:0] ram0_AA; |
| input [ADDRWID-1:0] ram0_AB; |
| input ram0_CSBA; |
| input ram0_CSBB; |
| input [`WEWID-1:0] ram0_WENBA; |
| |
| input [1:0] ram1_WIDTH_SELA; |
| input [1:0] ram1_WIDTH_SELB; |
| input ram1_PLRD; |
| input ram1_CEA; |
| input ram1_CEB; |
| input [`DATAWID-1:0] ram1_I; |
| output [`DATAWID-1:0] ram1_O; |
| input [ADDRWID-1:0] ram1_AA; |
| input [ADDRWID-1:0] ram1_AB; |
| input ram1_CSBA; |
| input ram1_CSBB; |
| input [`WEWID-1:0] ram1_WENBA; |
| |
| reg ram0_PLRDA_SEL; |
| reg ram0_PLRDB_SEL; |
| reg ram1_PLRDA_SEL; |
| reg ram1_PLRDB_SEL; |
| reg ram_AA_ram_SEL; |
| reg ram_AB_ram_SEL; |
| |
| reg [ `WEWID-1:0] ram0_WENBA_SEL; |
| reg [ `WEWID-1:0] ram0_WENBB_SEL; |
| reg [ `WEWID-1:0] ram1_WENBA_SEL; |
| reg [ `WEWID-1:0] ram1_WENBB_SEL; |
| |
| reg ram0_A_x9_SEL; |
| reg ram0_B_x9_SEL; |
| reg ram1_A_x9_SEL; |
| reg ram1_B_x9_SEL; |
| |
| reg [ ADDRWID-3:0] ram0_AA_SEL; |
| reg [ ADDRWID-3:0] ram0_AB_SEL; |
| reg [ ADDRWID-3:0] ram1_AA_SEL; |
| reg [ ADDRWID-3:0] ram1_AB_SEL; |
| |
| reg ram0_AA_byte_SEL; |
| reg ram0_AB_byte_SEL; |
| reg ram1_AA_byte_SEL; |
| reg ram1_AB_byte_SEL; |
| |
| reg ram0_AA_byte_SEL_Q; |
| reg ram0_AB_byte_SEL_Q; |
| reg ram1_AA_byte_SEL_Q; |
| reg ram1_AB_byte_SEL_Q; |
| reg ram0_A_mux_ctl_Q; |
| reg ram0_B_mux_ctl_Q; |
| reg ram1_A_mux_ctl_Q; |
| reg ram1_B_mux_ctl_Q; |
| |
| reg ram0_O_mux_ctrl_Q; |
| reg ram1_O_mux_ctrl_Q; |
| |
| reg ram_AA_ram_SEL_Q; |
| reg ram_AB_ram_SEL_Q; |
| |
| wire [`DATAWID-1:0] QA_1_SEL3; |
| wire [`DATAWID-1:0] QB_0_SEL2; |
| wire [`DATAWID-1:0] QB_1_SEL2; |
| |
| reg [`DATAWID-1:0] QA_0_Q; |
| reg [`DATAWID-1:0] QB_0_Q; |
| reg [`DATAWID-1:0] QA_1_Q; |
| reg [`DATAWID-1:0] QB_1_Q; |
| |
| wire [`DATAWID-1:0] QA_0; |
| wire [`DATAWID-1:0] QB_0; |
| wire [`DATAWID-1:0] QA_1; |
| wire [`DATAWID-1:0] QB_1; |
| |
| wire ram0_CSBA_SEL; |
| wire ram0_CSBB_SEL; |
| wire ram1_CSBA_SEL; |
| wire ram1_CSBB_SEL; |
| |
| wire [`DATAWID-1:0] ram0_I_SEL1; |
| wire [`DATAWID-1:0] ram1_I_SEL1; |
| |
| wire dual_port; |
| |
| wire ram0_WEBA_SEL; |
| wire ram0_WEBB_SEL; |
| wire ram1_WEBA_SEL; |
| wire ram1_WEBB_SEL; |
| |
| wire [`DATAWID-1:0] ram1_I_SEL2; |
| |
| wire [`DATAWID-1:0] QA_1_SEL2; |
| wire [`DATAWID-1:0] QA_0_SEL1; |
| wire [`DATAWID-1:0] QB_0_SEL1; |
| wire [`DATAWID-1:0] QA_1_SEL1; |
| wire [`DATAWID-1:0] QB_1_SEL1; |
| |
| wire [`DATAWID-1:0] QB_0_SEL3; |
| wire [`DATAWID-1:0] QA_0_SEL2; |
| |
| initial begin |
| QA_0_Q <= 0; |
| QB_0_Q <= 0; |
| QA_1_Q <= 0; |
| QB_1_Q <= 0; |
| ram0_AA_byte_SEL_Q <= 0; |
| ram0_A_mux_ctl_Q <= 0; |
| ram0_AB_byte_SEL_Q <= 0; |
| ram0_B_mux_ctl_Q <= 0; |
| ram1_AA_byte_SEL_Q <= 0; |
| ram1_A_mux_ctl_Q <= 0; |
| ram1_AB_byte_SEL_Q <= 0; |
| ram1_B_mux_ctl_Q <= 0; |
| ram_AA_ram_SEL_Q <= 0; |
| ram1_O_mux_ctrl_Q <= 0; |
| ram_AB_ram_SEL_Q <= 0; |
| ram0_O_mux_ctrl_Q <= 0; |
| end |
| |
| assign dual_port = Concat_En & ~(ram0_WIDTH_SELA[1] | ram0_WIDTH_SELB[1]); |
| |
| assign ram0_CSBA_SEL = ram0_CSBA; |
| assign ram0_CSBB_SEL = ram0_CSBB; |
| assign ram1_CSBA_SEL = Concat_En ? ram0_CSBA : ram1_CSBA; |
| assign ram1_CSBB_SEL = Concat_En ? ram0_CSBB : ram1_CSBB; |
| |
| assign ram0_O = QB_0_SEL3; |
| assign ram1_O = dual_port ? QA_1_SEL3 : QB_1_SEL2; |
| |
| assign ram0_I_SEL1[8:0] = ram0_I[8:0]; |
| assign ram1_I_SEL1[8:0] = ram1_I[8:0]; |
| assign ram0_I_SEL1[17:9] = ram0_AA_byte_SEL ? ram0_I[8:0] : ram0_I[17:9]; |
| assign ram1_I_SEL1[17:9] = ( ( ~Concat_En & ram1_AA_byte_SEL ) | ( dual_port & ram0_AB_byte_SEL ) ) ? ram1_I[8:0] : ram1_I[17:9]; |
| |
| assign ram1_I_SEL2 = (Concat_En & ~ram0_WIDTH_SELA[1]) ? ram0_I_SEL1 : ram1_I_SEL1; |
| |
| assign ram0_WEBA_SEL = &ram0_WENBA_SEL; |
| assign ram0_WEBB_SEL = &ram0_WENBB_SEL; |
| assign ram1_WEBA_SEL = &ram1_WENBA_SEL; |
| assign ram1_WEBB_SEL = &ram1_WENBB_SEL; |
| |
| assign QA_0_SEL1 = (ram0_PLRDA_SEL) ? QA_0_Q : QA_0; |
| assign QB_0_SEL1 = (ram0_PLRDB_SEL) ? QB_0_Q : QB_0; |
| assign QA_1_SEL1 = (ram1_PLRDA_SEL) ? QA_1_Q : QA_1; |
| assign QB_1_SEL1 = (ram1_PLRDB_SEL) ? QB_1_Q : QB_1; |
| |
| assign QA_1_SEL3 = ram1_O_mux_ctrl_Q ? QA_1_SEL2 : QA_0_SEL2; |
| |
| assign QA_0_SEL2[8:0] = ram0_A_mux_ctl_Q ? QA_0_SEL1[17:9] : QA_0_SEL1[8:0]; |
| assign QB_0_SEL2[8:0] = ram0_B_mux_ctl_Q ? QB_0_SEL1[17:9] : QB_0_SEL1[8:0]; |
| assign QA_1_SEL2[8:0] = ram1_A_mux_ctl_Q ? QA_1_SEL1[17:9] : QA_1_SEL1[8:0]; |
| assign QB_1_SEL2[8:0] = ram1_B_mux_ctl_Q ? QB_1_SEL1[17:9] : QB_1_SEL1[8:0]; |
| |
| assign QA_0_SEL2[17:9] = QA_0_SEL1[17:9]; |
| assign QB_0_SEL2[17:9] = QB_0_SEL1[17:9]; |
| assign QA_1_SEL2[17:9] = QA_1_SEL1[17:9]; |
| assign QB_1_SEL2[17:9] = QB_1_SEL1[17:9]; |
| |
| assign QB_0_SEL3 = ram0_O_mux_ctrl_Q ? QB_1_SEL2 : QB_0_SEL2; |
| |
| always @(posedge ram0_CEA) begin |
| QA_0_Q <= QA_0; |
| end |
| always @(posedge ram0_CEB) begin |
| QB_0_Q <= QB_0; |
| end |
| always @(posedge ram1_CEA) begin |
| QA_1_Q <= QA_1; |
| end |
| always @(posedge ram1_CEB) begin |
| QB_1_Q <= QB_1; |
| end |
| |
| always @(posedge ram0_CEA) begin |
| if (ram0_CSBA_SEL == 0) ram0_AA_byte_SEL_Q <= ram0_AA_byte_SEL; |
| if (ram0_PLRDA_SEL || (ram0_CSBA_SEL == 0)) |
| ram0_A_mux_ctl_Q <= ram0_A_x9_SEL & (ram0_PLRDA_SEL ? ram0_AA_byte_SEL_Q : ram0_AA_byte_SEL); |
| end |
| |
| always @(posedge ram0_CEB) begin |
| if (ram0_CSBB_SEL == 0) ram0_AB_byte_SEL_Q <= ram0_AB_byte_SEL; |
| if (ram0_PLRDB_SEL || (ram0_CSBB_SEL == 0)) |
| ram0_B_mux_ctl_Q <= ram0_B_x9_SEL & (ram0_PLRDB_SEL ? ram0_AB_byte_SEL_Q : ram0_AB_byte_SEL); |
| end |
| |
| always @(posedge ram1_CEA) begin |
| if (ram1_CSBA_SEL == 0) ram1_AA_byte_SEL_Q <= ram1_AA_byte_SEL; |
| if (ram1_PLRDA_SEL || (ram1_CSBA_SEL == 0)) |
| ram1_A_mux_ctl_Q <= ram1_A_x9_SEL & (ram1_PLRDA_SEL ? ram1_AA_byte_SEL_Q : ram1_AA_byte_SEL); |
| end |
| |
| always @(posedge ram1_CEB) begin |
| if (ram1_CSBB_SEL == 0) ram1_AB_byte_SEL_Q <= ram1_AB_byte_SEL; |
| if (ram1_PLRDB_SEL || (ram1_CSBB_SEL == 0)) |
| ram1_B_mux_ctl_Q <= ram1_B_x9_SEL & (ram1_PLRDB_SEL ? ram1_AB_byte_SEL_Q : ram1_AB_byte_SEL); |
| end |
| |
| always @(posedge ram0_CEA) begin |
| ram_AA_ram_SEL_Q <= ram_AA_ram_SEL; |
| ram1_O_mux_ctrl_Q <= (ram0_PLRDA_SEL ? ram_AA_ram_SEL_Q : ram_AA_ram_SEL); |
| end |
| |
| always @(posedge ram0_CEB) begin |
| ram_AB_ram_SEL_Q <= ram_AB_ram_SEL; |
| ram0_O_mux_ctrl_Q <= (ram0_PLRDB_SEL ? ram_AB_ram_SEL_Q : ram_AB_ram_SEL); |
| end |
| |
| always@( Concat_En or ram0_WIDTH_SELA or ram0_WIDTH_SELB or ram0_AA or ram0_AB or ram0_WENBA or |
| ram1_AA or ram1_AB or ram1_WENBA or ram0_PLRD or ram1_PLRD or ram1_WIDTH_SELA or ram1_WIDTH_SELB ) |
| begin |
| ram0_A_x9_SEL <= (~|ram0_WIDTH_SELA); |
| ram1_A_x9_SEL <= (~|ram0_WIDTH_SELA); |
| ram0_B_x9_SEL <= (~|ram0_WIDTH_SELB); |
| ram0_AA_byte_SEL <= ram0_AA[0] & (~|ram0_WIDTH_SELA); |
| ram0_AB_byte_SEL <= ram0_AB[0] & (~|ram0_WIDTH_SELB); |
| if (~Concat_En) begin |
| ram_AA_ram_SEL <= 1'b0; |
| ram_AB_ram_SEL <= 1'b0; |
| ram1_B_x9_SEL <= ( ~|ram1_WIDTH_SELB ); |
| |
| ram0_PLRDA_SEL <= ram0_PLRD; |
| ram0_PLRDB_SEL <= ram0_PLRD; |
| ram1_PLRDA_SEL <= ram1_PLRD; |
| ram1_PLRDB_SEL <= ram1_PLRD; |
| ram0_WENBB_SEL <= {`WEWID{1'b1}}; |
| ram1_WENBB_SEL <= {`WEWID{1'b1}}; |
| |
| ram0_AA_SEL <= ram0_AA >> ( ~|ram0_WIDTH_SELA ); |
| ram0_WENBA_SEL[0] <= ( ram0_AA[0] & ( ~|ram0_WIDTH_SELA ) ) | ram0_WENBA[0]; |
| ram0_WENBA_SEL[1] <= ( ~ram0_AA[0] & ( ~|ram0_WIDTH_SELA ) ) | ram0_WENBA[( |ram0_WIDTH_SELA )]; |
| ram0_AB_SEL <= ram0_AB >> ( ~|ram0_WIDTH_SELB ); |
| |
| ram1_AA_SEL <= ram1_AA >> ( ~|ram1_WIDTH_SELA ); |
| ram1_AA_byte_SEL <= ram1_AA[0] & ( ~|ram1_WIDTH_SELA ); |
| ram1_WENBA_SEL[0] <= ( ram1_AA[0] & ( ~|ram1_WIDTH_SELA ) ) | ram1_WENBA[0]; |
| ram1_WENBA_SEL[1] <= ( ~ram1_AA[0] & ( ~|ram1_WIDTH_SELA ) ) | ram1_WENBA[( |ram1_WIDTH_SELA )]; |
| ram1_AB_SEL <= ram1_AB >> ( ~|ram1_WIDTH_SELB ); |
| ram1_AB_byte_SEL <= ram1_AB[0] & ( ~|ram1_WIDTH_SELB ); |
| end else begin |
| ram_AA_ram_SEL <= ~ram0_WIDTH_SELA[1] & ram0_AA[~ram0_WIDTH_SELA[0]]; |
| ram_AB_ram_SEL <= ~ram0_WIDTH_SELB[1] & ram0_AB[~ram0_WIDTH_SELB[0]]; |
| ram1_B_x9_SEL <= (~|ram0_WIDTH_SELB); |
| |
| ram0_PLRDA_SEL <= ram1_PLRD; |
| ram1_PLRDA_SEL <= ram1_PLRD; |
| ram0_PLRDB_SEL <= ram0_PLRD; |
| ram1_PLRDB_SEL <= ram0_PLRD; |
| |
| ram0_AA_SEL <= ram0_AA >> { |
| ~ram0_WIDTH_SELA[1] & ~(ram0_WIDTH_SELA[1] ^ ram0_WIDTH_SELA[0]), |
| ~ram0_WIDTH_SELA[1] & ram0_WIDTH_SELA[0] |
| }; |
| ram1_AA_SEL <= ram0_AA >> { |
| ~ram0_WIDTH_SELA[1] & ~(ram0_WIDTH_SELA[1] ^ ram0_WIDTH_SELA[0]), |
| ~ram0_WIDTH_SELA[1] & ram0_WIDTH_SELA[0] |
| }; |
| ram1_AA_byte_SEL <= ram0_AA[0] & (~|ram0_WIDTH_SELA); |
| ram0_WENBA_SEL[0] <= ram0_WENBA[0] | ( ~ram0_WIDTH_SELA[1] & ( ram0_AA[0] | ( ~ram0_WIDTH_SELA[0] & ram0_AA[1] ) ) ); |
| ram0_WENBA_SEL[1] <= ( ( ~|ram0_WIDTH_SELA & ram0_WENBA[0] ) | ( |ram0_WIDTH_SELA & ram0_WENBA[1] ) ) | ( ~ram0_WIDTH_SELA[1] & ( ( ram0_WIDTH_SELA[0] & ram0_AA[0] ) | ( ~ram0_WIDTH_SELA[0] & ~ram0_AA[0] ) | ( ~ram0_WIDTH_SELA[0] & ram0_AA[1] ) ) ); |
| |
| ram1_WENBA_SEL[0] <= ( ( ~ram0_WIDTH_SELA[1] & ram0_WENBA[0] ) | ( ram0_WIDTH_SELA[1] & ram1_WENBA[0] ) ) | ( ~ram0_WIDTH_SELA[1] & ( ( ram0_WIDTH_SELA[0] & ~ram0_AA[0] ) | ( ~ram0_WIDTH_SELA[0] & ram0_AA[0] ) | ( ~ram0_WIDTH_SELA[0] & ~ram0_AA[1] ) ) ); |
| ram1_WENBA_SEL[1] <= ( ( ( ram0_WIDTH_SELA == 2'b00 ) & ram0_WENBA[0] ) | ( ( ram0_WIDTH_SELA[1] == 1'b1 ) & ram1_WENBA[1] ) | ( ( ram0_WIDTH_SELA == 2'b01 ) & ram0_WENBA[1] ) ) | ( ~ram0_WIDTH_SELA[1] & ( ~ram0_AA[0] | ( ~ram0_WIDTH_SELA[0] & ~ram0_AA[1] ) ) ); |
| |
| ram0_AB_SEL <= ram0_AB >> { |
| ~ram0_WIDTH_SELB[1] & ~(ram0_WIDTH_SELB[1] ^ ram0_WIDTH_SELB[0]), |
| ~ram0_WIDTH_SELB[1] & ram0_WIDTH_SELB[0] |
| }; |
| ram1_AB_SEL <= ram0_AB >> { |
| ~ram0_WIDTH_SELB[1] & ~(ram0_WIDTH_SELB[1] ^ ram0_WIDTH_SELB[0]), |
| ~ram0_WIDTH_SELB[1] & ram0_WIDTH_SELB[0] |
| }; |
| ram1_AB_byte_SEL <= ram0_AB[0] & (~|ram0_WIDTH_SELB); |
| ram0_WENBB_SEL[0] <= ram0_WIDTH_SELB[1] | ( ram0_WIDTH_SELA[1] | ram1_WENBA[0] | ( ram0_AB[0] | ( ~ram0_WIDTH_SELB[0] & ram0_AB[1] ) ) ); |
| ram0_WENBB_SEL[1] <= ram0_WIDTH_SELB[1] | ( ram0_WIDTH_SELA[1] | ( ( ~|ram0_WIDTH_SELB & ram1_WENBA[0] ) | ( |ram0_WIDTH_SELB & ram1_WENBA[1] ) ) | ( ( ram0_WIDTH_SELB[0] & ram0_AB[0] ) | ( ~ram0_WIDTH_SELB[0] & ~ram0_AB[0] ) | ( ~ram0_WIDTH_SELB[0] & ram0_AB[1] ) ) ); |
| ram1_WENBB_SEL[0] <= ram0_WIDTH_SELB[1] | ( ram0_WIDTH_SELA[1] | ram1_WENBA[0] | ( ( ram0_WIDTH_SELB[0] & ~ram0_AB[0] ) | ( ~ram0_WIDTH_SELB[0] & ram0_AB[0] ) | ( ~ram0_WIDTH_SELB[0] & ~ram0_AB[1] ) ) ); |
| ram1_WENBB_SEL[1] <= ram0_WIDTH_SELB[1] | ( ram0_WIDTH_SELA[1] | ( ( ~|ram0_WIDTH_SELB & ram1_WENBA[0] ) | ( |ram0_WIDTH_SELB & ram1_WENBA[1] ) ) | ( ~ram0_AB[0] | ( ~ram0_WIDTH_SELB[0] & ~ram0_AB[1] ) ) ); |
| end |
| end |
| |
| ram #( |
| .ADDRWID(ADDRWID - 2), |
| .INIT(INIT[0*9216+:9216]), |
| .INIT_FILE(INIT_FILE), |
| .data_width_int(data_width_int), |
| .data_depth_int(data_depth_int), |
| .init_ad(init_ad1) |
| ) ram0_inst ( |
| .AA(ram0_AA_SEL), |
| .AB(ram0_AB_SEL), |
| .CLKA(ram0_CEA), |
| .CLKB(ram0_CEB), |
| .WENA(ram0_WEBA_SEL), |
| .WENB(ram0_WEBB_SEL), |
| .CENA(ram0_CSBA_SEL), |
| .CENB(ram0_CSBB_SEL), |
| .WENBA(ram0_WENBA_SEL), |
| .WENBB(ram0_WENBB_SEL), |
| .DA(ram0_I_SEL1), |
| .QA(QA_0), |
| .DB(ram1_I_SEL1), |
| .QB(QB_0) |
| ); |
| |
| ram #( |
| .ADDRWID(ADDRWID - 2), |
| .INIT(INIT[1*9216+:9216]), |
| .INIT_FILE(INIT_FILE), |
| .data_width_int(data_width_int), |
| .data_depth_int(data_depth_int), |
| .init_ad(init_ad2) |
| ) ram1_inst ( |
| .AA(ram1_AA_SEL), |
| .AB(ram1_AB_SEL), |
| .CLKA(ram1_CEA), |
| .CLKB(ram1_CEB), |
| .WENA(ram1_WEBA_SEL), |
| .WENB(ram1_WEBB_SEL), |
| .CENA(ram1_CSBA_SEL), |
| .CENB(ram1_CSBB_SEL), |
| .WENBA(ram1_WENBA_SEL), |
| .WENBB(ram1_WENBB_SEL), |
| .DA(ram1_I_SEL2), |
| .QA(QA_1), |
| .DB(ram1_I_SEL1), |
| .QB(QB_1) |
| ); |
| |
| endmodule |
| |
| `timescale 1 ns / 10 ps |
| `define ADDRWID 11 |
| `define DATAWID 18 |
| `define WEWID 2 |
| |
| module ram_block_8K ( |
| CLK1_0, |
| CLK2_0, |
| WD_0, |
| RD_0, |
| A1_0, |
| A2_0, |
| CS1_0, |
| CS2_0, |
| WEN1_0, |
| POP_0, |
| Almost_Full_0, |
| Almost_Empty_0, |
| PUSH_FLAG_0, |
| POP_FLAG_0, |
| |
| FIFO_EN_0, |
| SYNC_FIFO_0, |
| PIPELINE_RD_0, |
| WIDTH_SELECT1_0, |
| WIDTH_SELECT2_0, |
| |
| CLK1_1, |
| CLK2_1, |
| WD_1, |
| RD_1, |
| A1_1, |
| A2_1, |
| CS1_1, |
| CS2_1, |
| WEN1_1, |
| POP_1, |
| Almost_Empty_1, |
| Almost_Full_1, |
| PUSH_FLAG_1, |
| POP_FLAG_1, |
| |
| FIFO_EN_1, |
| SYNC_FIFO_1, |
| PIPELINE_RD_1, |
| WIDTH_SELECT1_1, |
| WIDTH_SELECT2_1, |
| |
| CONCAT_EN_0, |
| CONCAT_EN_1, |
| |
| PUSH_0, |
| PUSH_1, |
| aFlushN_0, |
| aFlushN_1 |
| ); |
| |
| parameter [18431:0] INIT = 18432'bx; |
| parameter INIT_FILE = "init.mem"; |
| parameter data_width_int = 16; |
| parameter data_depth_int = 1024; |
| |
| input CLK1_0; |
| input CLK2_0; |
| input [`DATAWID-1:0] WD_0; |
| output [`DATAWID-1:0] RD_0; |
| input [`ADDRWID-1:0] A1_0; //chnge |
| input [`ADDRWID-1:0] A2_0; //chnge |
| input CS1_0; |
| input CS2_0; |
| input [`WEWID-1:0] WEN1_0; |
| input POP_0; |
| output Almost_Full_0; |
| output Almost_Empty_0; |
| output [3:0] PUSH_FLAG_0; |
| output [3:0] POP_FLAG_0; |
| input FIFO_EN_0; |
| input SYNC_FIFO_0; |
| input PIPELINE_RD_0; |
| input [1:0] WIDTH_SELECT1_0; |
| input [1:0] WIDTH_SELECT2_0; |
| |
| input CLK1_1; |
| input CLK2_1; |
| input [`DATAWID-1:0] WD_1; |
| output [`DATAWID-1:0] RD_1; |
| input [`ADDRWID-1:0] A1_1; //chnge |
| input [`ADDRWID-1:0] A2_1; //chnge |
| input CS1_1; |
| input CS2_1; |
| input [`WEWID-1:0] WEN1_1; |
| input POP_1; |
| output Almost_Full_1; |
| output Almost_Empty_1; |
| output [3:0] PUSH_FLAG_1; |
| output [3:0] POP_FLAG_1; |
| input FIFO_EN_1; |
| input SYNC_FIFO_1; |
| input PIPELINE_RD_1; |
| input [1:0] WIDTH_SELECT1_1; |
| input [1:0] WIDTH_SELECT2_1; |
| |
| input CONCAT_EN_0; |
| input CONCAT_EN_1; |
| |
| |
| input PUSH_0; |
| input PUSH_1; |
| input aFlushN_0; |
| input aFlushN_1; |
| |
| reg rstn; |
| |
| wire [ `WEWID-1:0] RAM0_WENb1_SEL; |
| wire [ `WEWID-1:0] RAM1_WENb1_SEL; |
| |
| wire RAM0_CS1_SEL; |
| wire RAM0_CS2_SEL; |
| wire RAM1_CS1_SEL; |
| wire RAM1_CS2_SEL; |
| |
| wire [`ADDRWID-1:0] Fifo0_Write_Addr; |
| wire [`ADDRWID-1:0] Fifo0_Read_Addr; |
| |
| wire [`ADDRWID-1:0] Fifo1_Write_Addr; |
| wire [`ADDRWID-1:0] Fifo1_Read_Addr; |
| |
| wire [`ADDRWID-1:0] RAM0_AA_SEL; |
| wire [`ADDRWID-1:0] RAM0_AB_SEL; |
| wire [`ADDRWID-1:0] RAM1_AA_SEL; |
| wire [`ADDRWID-1:0] RAM1_AB_SEL; |
| |
| wire Concat_En_SEL; |
| |
| // To simulate POR |
| initial begin |
| rstn = 1'b0; |
| #30 rstn = 1'b1; |
| end |
| |
| assign fifo0_rstn = rstn & aFlushN_0; |
| assign fifo1_rstn = rstn & aFlushN_1; |
| |
| assign Concat_En_SEL = (CONCAT_EN_0 | WIDTH_SELECT1_0[1] | WIDTH_SELECT2_0[1]) ? 1'b1 : 1'b0; |
| |
| assign RAM0_AA_SEL = FIFO_EN_0 ? Fifo0_Write_Addr : A1_0[`ADDRWID-1:0]; |
| assign RAM0_AB_SEL = FIFO_EN_0 ? Fifo0_Read_Addr : A2_0[`ADDRWID-1:0]; |
| assign RAM1_AA_SEL = FIFO_EN_1 ? Fifo1_Write_Addr : A1_1[`ADDRWID-1:0]; |
| assign RAM1_AB_SEL = FIFO_EN_1 ? Fifo1_Read_Addr : A2_1[`ADDRWID-1:0]; |
| |
| assign RAM0_WENb1_SEL = FIFO_EN_0 ? {`WEWID{~PUSH_0}} : ~WEN1_0; |
| assign RAM1_WENb1_SEL = ( FIFO_EN_1 & ~Concat_En_SEL ) ? { `WEWID{ ~PUSH_1 } } : |
| ( ( FIFO_EN_0 & Concat_En_SEL ) ? ( WIDTH_SELECT1_0[1] ? { `WEWID{ ~PUSH_0 } } : { `WEWID{ 1'b1 } } ) : ~WEN1_1 ); |
| |
| assign RAM0_CS1_SEL = (FIFO_EN_0 ? CS1_0 : ~CS1_0); |
| assign RAM0_CS2_SEL = (FIFO_EN_0 ? CS2_0 : ~CS2_0); |
| assign RAM1_CS1_SEL = (FIFO_EN_1 ? CS1_1 : ~CS1_1); |
| assign RAM1_CS2_SEL = (FIFO_EN_1 ? CS2_1 : ~CS2_1); |
| |
| x2_model #( |
| .ADDRWID(`ADDRWID), |
| .INIT(INIT), |
| .INIT_FILE(INIT_FILE), |
| .data_width_int(data_width_int), |
| .data_depth_int(data_depth_int) |
| ) x2_8K_model_inst ( |
| .Concat_En(Concat_En_SEL), |
| |
| .ram0_WIDTH_SELA(WIDTH_SELECT1_0), |
| .ram0_WIDTH_SELB(WIDTH_SELECT2_0), |
| .ram0_PLRD(PIPELINE_RD_0), |
| |
| .ram0_CEA(CLK1_0), |
| .ram0_CEB(CLK2_0), |
| .ram0_I(WD_0), |
| .ram0_O(RD_0), |
| .ram0_AA(RAM0_AA_SEL), |
| .ram0_AB(RAM0_AB_SEL), |
| .ram0_CSBA(RAM0_CS1_SEL), |
| .ram0_CSBB(RAM0_CS2_SEL), |
| .ram0_WENBA(RAM0_WENb1_SEL), |
| |
| .ram1_WIDTH_SELA(WIDTH_SELECT1_1), |
| .ram1_WIDTH_SELB(WIDTH_SELECT2_1), |
| .ram1_PLRD(PIPELINE_RD_1), |
| |
| .ram1_CEA(CLK1_1), |
| .ram1_CEB(CLK2_1), |
| .ram1_I(WD_1), |
| .ram1_O(RD_1), |
| .ram1_AA(RAM1_AA_SEL), |
| .ram1_AB(RAM1_AB_SEL), |
| .ram1_CSBA(RAM1_CS1_SEL), |
| .ram1_CSBB(RAM1_CS2_SEL), |
| .ram1_WENBA(RAM1_WENb1_SEL) |
| ); |
| |
| fifo_controller_model #( |
| .MAX_PTR_WIDTH(`ADDRWID + 1) |
| ) fifo_controller0_inst ( |
| .Push_Clk(CLK1_0), |
| .Pop_Clk (CLK2_0), |
| |
| .Fifo_Push(PUSH_0), |
| .Fifo_Push_Flush(CS1_0), |
| .Fifo_Full(Almost_Full_0), |
| .Fifo_Full_Usr(PUSH_FLAG_0), |
| |
| .Fifo_Pop(POP_0), |
| .Fifo_Pop_Flush(CS2_0), |
| .Fifo_Empty(Almost_Empty_0), |
| .Fifo_Empty_Usr(POP_FLAG_0), |
| |
| .Write_Addr(Fifo0_Write_Addr), |
| |
| .Read_Addr(Fifo0_Read_Addr), |
| |
| .Fifo_Ram_Mode(Concat_En_SEL), |
| .Fifo_Sync_Mode(SYNC_FIFO_0), |
| .Fifo_Push_Width(WIDTH_SELECT1_0), |
| .Fifo_Pop_Width(WIDTH_SELECT2_0), |
| .Rst_n(fifo0_rstn) |
| ); |
| |
| fifo_controller_model #( |
| .MAX_PTR_WIDTH(`ADDRWID + 1) |
| ) fifo_controller1_inst ( |
| .Push_Clk(CLK1_1), |
| .Pop_Clk (CLK2_1), |
| |
| .Fifo_Push(PUSH_1), |
| .Fifo_Push_Flush(CS1_1), |
| .Fifo_Full(Almost_Full_1), |
| .Fifo_Full_Usr(PUSH_FLAG_1), |
| |
| .Fifo_Pop(POP_1), |
| .Fifo_Pop_Flush(CS2_1), |
| .Fifo_Empty(Almost_Empty_1), |
| .Fifo_Empty_Usr(POP_FLAG_1), |
| |
| .Write_Addr(Fifo1_Write_Addr), |
| |
| .Read_Addr(Fifo1_Read_Addr), |
| |
| .Fifo_Ram_Mode(1'b0), |
| .Fifo_Sync_Mode(SYNC_FIFO_1), |
| .Fifo_Push_Width({1'b0, WIDTH_SELECT1_1[0]}), |
| .Fifo_Pop_Width({1'b0, WIDTH_SELECT2_1[0]}), |
| .Rst_n(fifo1_rstn) |
| ); |
| |
| endmodule |
| |
| module sw_mux ( |
| port_out, |
| default_port, |
| alt_port, |
| switch |
| ); |
| |
| output port_out; |
| input default_port; |
| input alt_port; |
| input switch; |
| |
| assign port_out = switch ? alt_port : default_port; |
| |
| endmodule |
| |
| |
| `define ADDRWID_8k2 11 |
| `define DATAWID 18 |
| `define WEWID 2 |
| |
| module ram8k_2x1_cell ( |
| CLK1_0, |
| CLK2_0, |
| CLK1S_0, |
| CLK2S_0, |
| WD_0, |
| RD_0, |
| A1_0, |
| A2_0, |
| CS1_0, |
| CS2_0, |
| WEN1_0, |
| CLK1EN_0, |
| CLK2EN_0, |
| P1_0, |
| P2_0, |
| Almost_Full_0, |
| Almost_Empty_0, |
| PUSH_FLAG_0, |
| POP_FLAG_0, |
| |
| FIFO_EN_0, |
| SYNC_FIFO_0, |
| PIPELINE_RD_0, |
| WIDTH_SELECT1_0, |
| WIDTH_SELECT2_0, |
| DIR_0, |
| ASYNC_FLUSH_0, |
| ASYNC_FLUSH_S0, |
| |
| CLK1_1, |
| CLK2_1, |
| CLK1S_1, |
| CLK2S_1, |
| WD_1, |
| RD_1, |
| A1_1, |
| A2_1, |
| CS1_1, |
| CS2_1, |
| WEN1_1, |
| CLK1EN_1, |
| CLK2EN_1, |
| P1_1, |
| P2_1, |
| Almost_Empty_1, |
| Almost_Full_1, |
| PUSH_FLAG_1, |
| POP_FLAG_1, |
| |
| FIFO_EN_1, |
| SYNC_FIFO_1, |
| PIPELINE_RD_1, |
| WIDTH_SELECT1_1, |
| WIDTH_SELECT2_1, |
| DIR_1, |
| ASYNC_FLUSH_1, |
| ASYNC_FLUSH_S1, |
| |
| CONCAT_EN_0, |
| CONCAT_EN_1 |
| ); |
| |
| parameter [18431:0] INIT = 18432'bx; |
| parameter INIT_FILE = "init.mem"; |
| parameter data_width_int = 16; |
| parameter data_depth_int = 1024; |
| |
| input CLK1_0; |
| input CLK2_0; |
| input CLK1S_0; |
| input CLK2S_0; |
| input [`DATAWID-1:0] WD_0; |
| output [`DATAWID-1:0] RD_0; |
| input [`ADDRWID_8k2-1:0] A1_0; |
| input [`ADDRWID_8k2-1:0] A2_0; |
| input CS1_0; |
| input CS2_0; |
| input [`WEWID-1:0] WEN1_0; |
| input CLK1EN_0; |
| input CLK2EN_0; |
| input P1_0; |
| input P2_0; |
| output Almost_Full_0; |
| output Almost_Empty_0; |
| output [3:0] PUSH_FLAG_0; |
| output [3:0] POP_FLAG_0; |
| input FIFO_EN_0; |
| input SYNC_FIFO_0; |
| input DIR_0; |
| input ASYNC_FLUSH_0; |
| input ASYNC_FLUSH_S0; |
| input PIPELINE_RD_0; |
| input [1:0] WIDTH_SELECT1_0; |
| input [1:0] WIDTH_SELECT2_0; |
| |
| input CLK1_1; |
| input CLK2_1; |
| input CLK1S_1; |
| input CLK2S_1; |
| input [`DATAWID-1:0] WD_1; |
| output [`DATAWID-1:0] RD_1; |
| input [`ADDRWID_8k2-1:0] A1_1; |
| input [`ADDRWID_8k2-1:0] A2_1; |
| input CS1_1; |
| input CS2_1; |
| input [`WEWID-1:0] WEN1_1; |
| input CLK1EN_1; |
| input CLK2EN_1; |
| input P1_1; |
| input P2_1; |
| output Almost_Full_1; |
| output Almost_Empty_1; |
| output [3:0] PUSH_FLAG_1; |
| output [3:0] POP_FLAG_1; |
| input FIFO_EN_1; |
| input SYNC_FIFO_1; |
| input DIR_1; |
| input ASYNC_FLUSH_1; |
| input ASYNC_FLUSH_S1; |
| input PIPELINE_RD_1; |
| input [1:0] WIDTH_SELECT1_1; |
| input [1:0] WIDTH_SELECT2_1; |
| |
| input CONCAT_EN_0; |
| input CONCAT_EN_1; |
| |
| //CODE here |
| reg RAM0_domain_sw; |
| reg RAM1_domain_sw; |
| |
| wire CLK1P_0, CLK1P_1, CLK2P_0, CLK2P_1, ASYNC_FLUSHP_1, ASYNC_FLUSHP_0; |
| |
| assign WidSel1_1 = WIDTH_SELECT1_0[1]; |
| assign WidSel2_1 = WIDTH_SELECT2_0[1]; |
| |
| assign CLK1P_0 = CLK1S_0 ? ~CLK1_0 : CLK1_0; |
| assign CLK1P_1 = CLK1S_1 ? ~CLK1_1 : CLK1_1; |
| assign CLK2P_0 = CLK2S_0 ? ~CLK2_0 : CLK2_0; |
| assign CLK2P_1 = CLK2S_1 ? ~CLK2_1 : CLK2_1; |
| assign ASYNC_FLUSHP_0 = ASYNC_FLUSH_S0 ? ~ASYNC_FLUSH_0 : ASYNC_FLUSH_0; |
| assign ASYNC_FLUSHP_1 = ASYNC_FLUSH_S1 ? ~ASYNC_FLUSH_1 : ASYNC_FLUSH_1; |
| |
| |
| /* FIFO mode-only switching */ |
| always @(CONCAT_EN_0 or FIFO_EN_0 or FIFO_EN_1 or WidSel1_1 or WidSel2_1 or DIR_0 or DIR_1) begin |
| if (CONCAT_EN_0) //CONCAT enabled, only RAM0 ports are checked |
| begin |
| if (~FIFO_EN_0) //RAM MODE (no switching) |
| begin |
| RAM0_domain_sw = 1'b0; //Both Switches are on default during RAM mode |
| RAM1_domain_sw = 1'b0; |
| end |
| else //FIFO Mode |
| begin |
| RAM0_domain_sw = DIR_0; //Both Switches will get DIR_0 (primary port) during concat |
| RAM1_domain_sw = DIR_0; |
| end |
| end |
| else //CONCAT disabled, RAM0 and RAM1 ports are be checked |
| begin |
| if (WidSel1_1 || WidSel2_1) //AUTO-CONCAT FIFO/RAM Mode Horizontal Concatenation |
| begin |
| if (~FIFO_EN_0) //RAM MODE (no switching) |
| begin |
| RAM0_domain_sw = 1'b0; //Both Switches are on default during RAM mode |
| RAM1_domain_sw = 1'b0; |
| end |
| else //FIFO Mode |
| begin |
| RAM0_domain_sw = DIR_0; //Both Switches will get DIR_0 (primary port) during concat |
| RAM1_domain_sw = DIR_0; |
| end |
| end |
| else //FIFO/RAM Individual Mode |
| begin |
| if (~FIFO_EN_0) //RAM0 Mode |
| RAM0_domain_sw = 1'b0; |
| else //FIFO0 Mode |
| RAM0_domain_sw = DIR_0; |
| if (~FIFO_EN_1) //RAM1 Mode |
| RAM1_domain_sw = 1'b0; |
| else //FIFO1 Mode |
| RAM1_domain_sw = DIR_1; |
| end |
| end |
| end |
| |
| assign RAM0_Clk1_gated = CLK1EN_0 & CLK1P_0; |
| assign RAM0_Clk2_gated = CLK2EN_0 & CLK2P_0; |
| assign RAM1_Clk1_gated = CLK1EN_1 & CLK1P_1; |
| assign RAM1_Clk2_gated = CLK2EN_1 & CLK2P_1; |
| |
| //PORT1 of RAMs is designated to PUSH circuitry, while PORT2 gets POP circuitry |
| sw_mux RAM0_clk_sw_port1 ( |
| .port_out(RAM0_clk_port1), |
| .default_port(RAM0_Clk1_gated), |
| .alt_port(RAM0_Clk2_gated), |
| .switch(RAM0_domain_sw) |
| ); |
| sw_mux RAM0_P_sw_port1 ( |
| .port_out(RAM0_push_port1), |
| .default_port(P1_0), |
| .alt_port(P2_0), |
| .switch(RAM0_domain_sw) |
| ); |
| sw_mux RAM0_Flush_sw_port1 ( |
| .port_out(RAM0CS_Sync_Flush_port1), |
| .default_port(CS1_0), |
| .alt_port(CS2_0), |
| .switch(RAM0_domain_sw) |
| ); |
| sw_mux RAM0_WidSel0_port1 ( |
| .port_out(RAM0_Wid_Sel0_port1), |
| .default_port(WIDTH_SELECT1_0[0]), |
| .alt_port(WIDTH_SELECT2_0[0]), |
| .switch(RAM0_domain_sw) |
| ); |
| sw_mux RAM0_WidSel1_port1 ( |
| .port_out(RAM0_Wid_Sel1_port1), |
| .default_port(WIDTH_SELECT1_0[1]), |
| .alt_port(WIDTH_SELECT2_0[1]), |
| .switch(RAM0_domain_sw) |
| ); |
| |
| sw_mux RAM0_clk_sw_port2 ( |
| .port_out(RAM0_clk_port2), |
| .default_port(RAM0_Clk2_gated), |
| .alt_port(RAM0_Clk1_gated), |
| .switch(RAM0_domain_sw) |
| ); |
| sw_mux RAM0_P_sw_port2 ( |
| .port_out(RAM0_pop_port2), |
| .default_port(P2_0), |
| .alt_port(P1_0), |
| .switch(RAM0_domain_sw) |
| ); |
| sw_mux RAM0_Flush_sw_port2 ( |
| .port_out(RAM0CS_Sync_Flush_port2), |
| .default_port(CS2_0), |
| .alt_port(CS1_0), |
| .switch(RAM0_domain_sw) |
| ); |
| sw_mux RAM0_WidSel0_port2 ( |
| .port_out(RAM0_Wid_Sel0_port2), |
| .default_port(WIDTH_SELECT2_0[0]), |
| .alt_port(WIDTH_SELECT1_0[0]), |
| .switch(RAM0_domain_sw) |
| ); |
| sw_mux RAM0_WidSel1_port2 ( |
| .port_out(RAM0_Wid_Sel1_port2), |
| .default_port(WIDTH_SELECT2_0[1]), |
| .alt_port(WIDTH_SELECT1_0[1]), |
| .switch(RAM0_domain_sw) |
| ); |
| |
| sw_mux RAM1_clk_sw_port1 ( |
| .port_out(RAM1_clk_port1), |
| .default_port(RAM1_Clk1_gated), |
| .alt_port(RAM1_Clk2_gated), |
| .switch(RAM1_domain_sw) |
| ); |
| sw_mux RAM1_P_sw_port1 ( |
| .port_out(RAM1_push_port1), |
| .default_port(P1_1), |
| .alt_port(P2_1), |
| .switch(RAM1_domain_sw) |
| ); |
| sw_mux RAM1_Flush_sw_port1 ( |
| .port_out(RAM1CS_Sync_Flush_port1), |
| .default_port(CS1_1), |
| .alt_port(CS2_1), |
| .switch(RAM1_domain_sw) |
| ); |
| sw_mux RAM1_WidSel0_port1 ( |
| .port_out(RAM1_Wid_Sel0_port1), |
| .default_port(WIDTH_SELECT1_1[0]), |
| .alt_port(WIDTH_SELECT2_1[0]), |
| .switch(RAM1_domain_sw) |
| ); |
| sw_mux RAM1_WidSel1_port1 ( |
| .port_out(RAM1_Wid_Sel1_port1), |
| .default_port(WIDTH_SELECT1_1[1]), |
| .alt_port(WIDTH_SELECT2_1[1]), |
| .switch(RAM1_domain_sw) |
| ); |
| |
| |
| sw_mux RAM1_clk_sw_port2 ( |
| .port_out(RAM1_clk_port2), |
| .default_port(RAM1_Clk2_gated), |
| .alt_port(RAM1_Clk1_gated), |
| .switch(RAM1_domain_sw) |
| ); |
| sw_mux RAM1_P_sw_port2 ( |
| .port_out(RAM1_pop_port2), |
| .default_port(P2_1), |
| .alt_port(P1_1), |
| .switch(RAM1_domain_sw) |
| ); |
| sw_mux RAM1_Flush_sw_port2 ( |
| .port_out(RAM1CS_Sync_Flush_port2), |
| .default_port(CS2_1), |
| .alt_port(CS1_1), |
| .switch(RAM1_domain_sw) |
| ); |
| sw_mux RAM1_WidSel0_port2 ( |
| .port_out(RAM1_Wid_Sel0_port2), |
| .default_port(WIDTH_SELECT2_1[0]), |
| .alt_port(WIDTH_SELECT1_1[0]), |
| .switch(RAM1_domain_sw) |
| ); |
| sw_mux RAM1_WidSel1_port2 ( |
| .port_out(RAM1_Wid_Sel1_port2), |
| .default_port(WIDTH_SELECT2_1[1]), |
| .alt_port(WIDTH_SELECT1_1[1]), |
| .switch(RAM1_domain_sw) |
| ); |
| |
| ram_block_8K #( |
| .INIT(INIT), |
| .INIT_FILE(INIT_FILE), |
| .data_width_int(data_width_int), |
| .data_depth_int(data_depth_int) |
| ) ram_block_8K_inst ( |
| .CLK1_0(RAM0_clk_port1), |
| .CLK2_0(RAM0_clk_port2), |
| .WD_0(WD_0), |
| .RD_0(RD_0), |
| .A1_0(A1_0), |
| .A2_0(A2_0), |
| .CS1_0(RAM0CS_Sync_Flush_port1), |
| .CS2_0(RAM0CS_Sync_Flush_port2), |
| .WEN1_0(WEN1_0), |
| .POP_0(RAM0_pop_port2), |
| .Almost_Full_0(Almost_Full_0), |
| .Almost_Empty_0(Almost_Empty_0), |
| .PUSH_FLAG_0(PUSH_FLAG_0), |
| .POP_FLAG_0(POP_FLAG_0), |
| |
| .FIFO_EN_0(FIFO_EN_0), |
| .SYNC_FIFO_0(SYNC_FIFO_0), |
| .PIPELINE_RD_0(PIPELINE_RD_0), |
| .WIDTH_SELECT1_0({RAM0_Wid_Sel1_port1, RAM0_Wid_Sel0_port1}), |
| .WIDTH_SELECT2_0({RAM0_Wid_Sel1_port2, RAM0_Wid_Sel0_port2}), |
| |
| .CLK1_1(RAM1_clk_port1), |
| .CLK2_1(RAM1_clk_port2), |
| .WD_1(WD_1), |
| .RD_1(RD_1), |
| .A1_1(A1_1), |
| .A2_1(A2_1), |
| .CS1_1(RAM1CS_Sync_Flush_port1), |
| .CS2_1(RAM1CS_Sync_Flush_port2), |
| .WEN1_1(WEN1_1), |
| .POP_1(RAM1_pop_port2), |
| .Almost_Empty_1(Almost_Empty_1), |
| .Almost_Full_1(Almost_Full_1), |
| .PUSH_FLAG_1(PUSH_FLAG_1), |
| .POP_FLAG_1(POP_FLAG_1), |
| |
| .FIFO_EN_1(FIFO_EN_1), |
| .SYNC_FIFO_1(SYNC_FIFO_1), |
| .PIPELINE_RD_1(PIPELINE_RD_1), |
| .WIDTH_SELECT1_1({RAM1_Wid_Sel1_port1, RAM1_Wid_Sel0_port1}), |
| .WIDTH_SELECT2_1({RAM1_Wid_Sel1_port2, RAM1_Wid_Sel0_port2}), |
| |
| .CONCAT_EN_0(CONCAT_EN_0), |
| .CONCAT_EN_1(CONCAT_EN_1), |
| |
| .PUSH_0(RAM0_push_port1), |
| .PUSH_1(RAM1_push_port1), |
| .aFlushN_0(~ASYNC_FLUSHP_0), |
| .aFlushN_1(~ASYNC_FLUSHP_1) |
| ); |
| |
| endmodule |
| |
| module ram8k_2x1_cell_macro #( |
| parameter [18431:0] INIT = 18432'bx, |
| parameter INIT_FILE = "init.mem", |
| parameter data_width_int = 16, |
| parameter data_depth_int = 1024 |
| ) ( |
| input [10:0] A1_0, |
| input [10:0] A1_1, |
| input [10:0] A2_0, |
| input [10:0] A2_1, |
| (* clkbuf_sink *) |
| input CLK1_0, |
| (* clkbuf_sink *) |
| input CLK1_1, |
| (* clkbuf_sink *) |
| input CLK2_0, |
| (* clkbuf_sink *) |
| input CLK2_1, |
| output Almost_Empty_0, |
| Almost_Empty_1, |
| Almost_Full_0, |
| Almost_Full_1, |
| input ASYNC_FLUSH_0, |
| ASYNC_FLUSH_1, |
| ASYNC_FLUSH_S0, |
| ASYNC_FLUSH_S1, |
| CLK1EN_0, |
| CLK1EN_1, |
| CLK1S_0, |
| CLK1S_1, |
| CLK2EN_0, |
| CLK2EN_1, |
| CLK2S_0, |
| CLK2S_1, |
| CONCAT_EN_0, |
| CONCAT_EN_1, |
| CS1_0, |
| CS1_1, |
| CS2_0, |
| CS2_1, |
| DIR_0, |
| DIR_1, |
| FIFO_EN_0, |
| FIFO_EN_1, |
| P1_0, |
| P1_1, |
| P2_0, |
| P2_1, |
| PIPELINE_RD_0, |
| PIPELINE_RD_1, |
| output [3:0] POP_FLAG_0, |
| output [3:0] POP_FLAG_1, |
| output [3:0] PUSH_FLAG_0, |
| output [3:0] PUSH_FLAG_1, |
| output [17:0] RD_0, |
| output [17:0] RD_1, |
| input SYNC_FIFO_0, |
| SYNC_FIFO_1, |
| input [17:0] WD_0, |
| input [17:0] WD_1, |
| input [1:0] WEN1_0, |
| input [1:0] WEN1_1, |
| input [1:0] WIDTH_SELECT1_0, |
| input [1:0] WIDTH_SELECT1_1, |
| input [1:0] WIDTH_SELECT2_0, |
| input [1:0] WIDTH_SELECT2_1, |
| input SD, |
| DS, |
| LS, |
| SD_RB1, |
| LS_RB1, |
| DS_RB1, |
| RMEA, |
| RMEB, |
| TEST1A, |
| TEST1B, |
| input [3:0] RMA, |
| input [3:0] RMB |
| ); |
| |
| |
| ram8k_2x1_cell #( |
| .INIT(INIT), |
| .INIT_FILE(INIT_FILE), |
| .data_width_int(data_width_int), |
| .data_depth_int(data_depth_int) |
| ) I1 ( |
| .A1_0({A1_0[10:0]}), |
| .A1_1({A1_1[10:0]}), |
| .A2_0({A2_0[10:0]}), |
| .A2_1({A2_1[10:0]}), |
| .Almost_Empty_0(Almost_Empty_0), |
| .Almost_Empty_1(Almost_Empty_1), |
| .Almost_Full_0(Almost_Full_0), |
| .Almost_Full_1(Almost_Full_1), |
| .ASYNC_FLUSH_0(ASYNC_FLUSH_0), |
| .ASYNC_FLUSH_1(ASYNC_FLUSH_1), |
| .ASYNC_FLUSH_S0(ASYNC_FLUSH_S0), |
| .ASYNC_FLUSH_S1(ASYNC_FLUSH_S1), |
| .CLK1_0(CLK1_0), |
| .CLK1_1(CLK1_1), |
| .CLK1EN_0(CLK1EN_0), |
| .CLK1EN_1(CLK1EN_1), |
| .CLK1S_0(CLK1S_0), |
| .CLK1S_1(CLK1S_1), |
| .CLK2_0(CLK2_0), |
| .CLK2_1(CLK2_1), |
| .CLK2EN_0(CLK2EN_0), |
| .CLK2EN_1(CLK2EN_1), |
| .CLK2S_0(CLK2S_0), |
| .CLK2S_1(CLK2S_1), |
| .CONCAT_EN_0(CONCAT_EN_0), |
| .CONCAT_EN_1(CONCAT_EN_1), |
| .CS1_0(CS1_0), |
| .CS1_1(CS1_1), |
| .CS2_0(CS2_0), |
| .CS2_1(CS2_1), |
| .DIR_0(DIR_0), |
| .DIR_1(DIR_1), |
| .FIFO_EN_0(FIFO_EN_0), |
| .FIFO_EN_1(FIFO_EN_1), |
| .P1_0(P1_0), |
| .P1_1(P1_1), |
| .P2_0(P2_0), |
| .P2_1(P2_1), |
| .PIPELINE_RD_0(PIPELINE_RD_0), |
| .PIPELINE_RD_1(PIPELINE_RD_1), |
| .POP_FLAG_0({POP_FLAG_0[3:0]}), |
| .POP_FLAG_1({POP_FLAG_1[3:0]}), |
| .PUSH_FLAG_0({PUSH_FLAG_0[3:0]}), |
| .PUSH_FLAG_1({PUSH_FLAG_1[3:0]}), |
| .RD_0({RD_0[17:0]}), |
| .RD_1({RD_1[17:0]}), |
| .SYNC_FIFO_0(SYNC_FIFO_0), |
| .SYNC_FIFO_1(SYNC_FIFO_1), |
| .WD_0({WD_0[17:0]}), |
| .WD_1({WD_1[17:0]}), |
| .WEN1_0({WEN1_0[1:0]}), |
| .WEN1_1({WEN1_1[1:0]}), |
| .WIDTH_SELECT1_0({WIDTH_SELECT1_0[1:0]}), |
| .WIDTH_SELECT1_1({WIDTH_SELECT1_1[1:0]}), |
| .WIDTH_SELECT2_0({WIDTH_SELECT2_0[1:0]}), |
| .WIDTH_SELECT2_1({WIDTH_SELECT2_1[1:0]}) |
| ); |
| |
| endmodule /* ram8k_2x1_cell_macro */ |
| |
| module RAM_8K_BLK ( |
| WA, |
| RA, |
| WD, |
| WClk, |
| RClk, |
| WClk_En, |
| RClk_En, |
| WEN, |
| RD |
| ); |
| |
| parameter addr_int = 9, |
| data_depth_int = 512, |
| data_width_int = 18, |
| wr_enable_int = 2, |
| reg_rd_int = 0; |
| |
| parameter [8191:0] INIT = 8192'bx; |
| parameter INIT_FILE = "init.mem"; |
| |
| input [addr_int-1:0] WA; |
| input [addr_int-1:0] RA; |
| input WClk, RClk; |
| input WClk_En, RClk_En; |
| input [wr_enable_int-1:0] WEN; |
| input [data_width_int-1:0] WD; |
| output [data_width_int-1:0] RD; |
| |
| wire VCC, GND; |
| wire WClk0_Sel, RClk0_Sel; |
| wire WClk1_Sel, RClk1_Sel; |
| |
| wire reg_rd0; |
| wire reg_rd1; |
| wire [10:0] addr_wr0, addr_rd0, addr_wr1, addr_rd1; |
| |
| wire [17:0] in_reg0; |
| |
| wire [ 2:0] wen_reg0; |
| |
| wire [15:0] out_reg0; |
| |
| wire [ 1:0] out_par0; |
| |
| wire [1:0] WS1_0, WS2_0; |
| wire [1:0] WS_GND; |
| |
| wire LS, DS, SD, LS_RB1, DS_RB1, SD_RB1; |
| |
| wire WD0_SEL, RD0_SEL; |
| wire WD1_SEL, RD1_SEL; |
| |
| assign VCC = 1'b1; |
| assign GND = 1'b0; |
| |
| assign WD0_SEL = 1'b1; |
| assign RD0_SEL = 1'b1; |
| assign WD1_SEL = 1'b0; |
| assign RD1_SEL = 1'b0; |
| |
| assign WClk0_Sel = 1'b0; |
| assign RClk0_Sel = 1'b0; |
| |
| assign WClk1_Sel = 1'b0; |
| assign RClk1_Sel = 1'b0; |
| |
| assign LS = 1'b0; |
| assign DS = 1'b0; |
| assign SD = 1'b0; |
| assign LS_RB1 = 1'b0; |
| assign DS_RB1 = 1'b0; |
| assign SD_RB1 = 1'b0; |
| |
| assign reg_rd0 = reg_rd_int; |
| assign WS_GND = 2'b00; |
| |
| assign reg_rd1 = 1'b0; |
| |
| assign wen_reg0[2:wr_enable_int] = 0; |
| assign wen_reg0[wr_enable_int-1:0] = WEN; |
| |
| assign addr_wr1 = 11'b0000000000; |
| assign addr_rd1 = 11'b0000000000; |
| |
| generate |
| |
| if (addr_int == 11) begin |
| assign addr_wr0[10:0] = WA; |
| assign addr_rd0[10:0] = RA; |
| end else begin |
| assign addr_wr0[10:addr_int] = 0; |
| assign addr_wr0[addr_int-1:0] = WA; |
| assign addr_rd0[10:addr_int] = 0; |
| assign addr_rd0[addr_int-1:0] = RA; |
| end |
| |
| if (data_width_int == 16) begin |
| assign in_reg0[data_width_int-1:0] = WD[data_width_int-1:0]; |
| end else if (data_width_int > 8 && data_width_int < 16) begin |
| assign in_reg0[15:data_width_int] = 0; |
| assign in_reg0[data_width_int-1:0] = WD[data_width_int-1:0]; |
| end else if (data_width_int <= 8) begin |
| assign in_reg0[15:data_width_int] = 0; |
| assign in_reg0[data_width_int-1:0] = WD[data_width_int-1:0]; |
| end |
| |
| if (data_width_int <= 8) begin |
| assign WS1_0 = 2'b00; |
| assign WS2_0 = 2'b00; |
| end else if (data_width_int > 8 && data_width_int <= 16) begin |
| assign WS1_0 = 2'b01; |
| assign WS2_0 = 2'b01; |
| end else if (data_width_int > 16) begin |
| assign WS1_0 = 2'b10; |
| assign WS2_0 = 2'b10; |
| end |
| |
| endgenerate |
| |
| ram8k_2x1_cell_macro #( |
| `include "bram_init_8_16.vh" |
| .INIT_FILE(INIT_FILE), |
| .data_width_int(data_width_int), |
| .data_depth_int(data_depth_int) |
| ) U1 ( |
| .A1_0(addr_wr0), |
| .A1_1(addr_wr1), |
| .A2_0(addr_rd0), |
| .A2_1(addr_rd1), |
| .ASYNC_FLUSH_0(GND), //chk |
| .ASYNC_FLUSH_1(GND), //chk |
| .ASYNC_FLUSH_S0(GND), |
| .ASYNC_FLUSH_S1(GND), |
| .CLK1_0(WClk), |
| .CLK1_1(GND), |
| .CLK1S_0(WClk0_Sel), |
| .CLK1S_1(WClk1_Sel), |
| .CLK1EN_0(WClk_En), |
| .CLK1EN_1(GND), |
| .CLK2_0(RClk), |
| .CLK2_1(GND), |
| .CLK2S_0(RClk0_Sel), |
| .CLK2S_1(RClk1_Sel), |
| .CLK2EN_0(RClk_En), |
| .CLK2EN_1(GND), |
| .CONCAT_EN_0(GND), |
| .CONCAT_EN_1(GND), |
| .CS1_0(WD0_SEL), |
| .CS1_1(WD1_SEL), |
| .CS2_0(RD0_SEL), |
| .CS2_1(RD1_SEL), |
| .DIR_0(GND), |
| .DIR_1(GND), |
| .FIFO_EN_0(GND), |
| .FIFO_EN_1(GND), |
| .P1_0(GND), //P1_0 |
| .P1_1(GND), //P1_1 |
| .P2_0(GND), // |
| .P2_1(GND), // |
| .PIPELINE_RD_0(reg_rd0), |
| .PIPELINE_RD_1(reg_rd1), |
| .SYNC_FIFO_0(GND), |
| .SYNC_FIFO_1(GND), |
| .WD_1({18{GND}}), |
| .WD_0({1'b0, in_reg0[15:8], 1'b0, in_reg0[7:0]}), |
| .WIDTH_SELECT1_0(WS1_0), |
| .WIDTH_SELECT1_1(WS_GND), |
| .WIDTH_SELECT2_0(WS2_0), |
| .WIDTH_SELECT2_1(WS_GND), |
| .WEN1_0(wen_reg0[1:0]), |
| .WEN1_1({2{GND}}), |
| .Almost_Empty_0(), |
| .Almost_Empty_1(), |
| .Almost_Full_0(), |
| .Almost_Full_1(), |
| .POP_FLAG_0(), |
| .POP_FLAG_1(), |
| .PUSH_FLAG_0(), |
| .PUSH_FLAG_1(), |
| .RD_0({out_par0[1], out_reg0[15:8], out_par0[0], out_reg0[7:0]}), |
| .RD_1(), |
| .SD(SD), |
| .SD_RB1(SD_RB1), |
| .LS(LS), |
| .LS_RB1(LS_RB1), |
| .DS(DS), |
| .DS_RB1(DS_RB1), |
| .TEST1A(GND), |
| .TEST1B(GND), |
| .RMA(4'd0), |
| .RMB(4'd0), |
| .RMEA(GND), |
| .RMEB(GND) |
| ); |
| |
| assign RD[data_width_int-1 : 0] = out_reg0[data_width_int-1 : 0]; |
| |
| |
| endmodule |
| |
| |
| module RAM_16K_BLK ( |
| WA, |
| RA, |
| WD, |
| WClk, |
| RClk, |
| WClk_En, |
| RClk_En, |
| WEN, |
| RD |
| ); |
| |
| parameter addr_int = 9, |
| data_depth_int = 512, |
| data_width_int = 36, |
| wr_enable_int = 4, |
| reg_rd_int = 0; |
| |
| parameter [16383:0] INIT = 16384'bx; |
| parameter INIT_FILE = "init.mem"; |
| |
| input [addr_int-1:0] WA; |
| input [addr_int-1:0] RA; |
| input WClk, RClk; |
| input WClk_En, RClk_En; |
| input [wr_enable_int-1:0] WEN; |
| input [data_width_int-1:0] WD; |
| output [data_width_int-1:0] RD; |
| |
| wire VCC, GND; |
| |
| wire WClk0_Sel, RClk0_Sel; |
| wire WClk1_Sel, RClk1_Sel; |
| |
| wire reg_rd0; |
| wire reg_rd1; |
| wire [10:0] addr_wr0, addr_rd0, addr_wr1, addr_rd1; |
| |
| wire [31:0] in_reg0; |
| |
| wire [ 4:0] wen_reg0; |
| |
| wire [31:0] out_reg0; |
| |
| wire [ 3:0] out_par0; |
| |
| wire [1:0] WS1_0, WS2_0; |
| wire [1:0] WS_GND; |
| |
| wire LS, DS, SD, LS_RB1, DS_RB1, SD_RB1; |
| |
| wire WD0_SEL, RD0_SEL; |
| wire WD1_SEL, RD1_SEL; |
| |
| assign VCC = 1'b1; |
| assign GND = 1'b0; |
| |
| assign WD0_SEL = 1'b1; |
| assign RD0_SEL = 1'b1; |
| assign WD1_SEL = 1'b1; |
| assign RD1_SEL = 1'b1; |
| |
| assign WClk0_Sel = 1'b0; |
| assign RClk0_Sel = 1'b0; |
| |
| assign WClk1_Sel = 1'b0; |
| assign RClk1_Sel = 1'b0; |
| |
| assign LS = 1'b0; |
| assign DS = 1'b0; |
| assign SD = 1'b0; |
| assign LS_RB1 = 1'b0; |
| assign DS_RB1 = 1'b0; |
| assign SD_RB1 = 1'b0; |
| |
| assign reg_rd0 = reg_rd_int; |
| assign WS_GND = 2'b00; |
| |
| assign reg_rd1 = 1'b0; |
| |
| assign wen_reg0[4:wr_enable_int] = 0; |
| assign wen_reg0[wr_enable_int-1:0] = WEN; |
| |
| assign addr_wr1 = 11'b0000000000; |
| assign addr_rd1 = 11'b0000000000; |
| |
| generate |
| |
| if (addr_int == 11) begin |
| assign addr_wr0[10:0] = WA; |
| assign addr_rd0[10:0] = RA; |
| end else begin |
| assign addr_wr0[10:addr_int] = 0; |
| assign addr_wr0[addr_int-1:0] = WA; |
| assign addr_rd0[10:addr_int] = 0; |
| assign addr_rd0[addr_int-1:0] = RA; |
| end |
| |
| if (data_width_int == 32) begin |
| assign in_reg0[data_width_int-1:0] = WD[data_width_int-1:0]; |
| end else if (data_width_int > 8 && data_width_int < 32) begin |
| assign in_reg0[31:data_width_int] = 0; |
| assign in_reg0[data_width_int-1:0] = WD[data_width_int-1:0]; |
| end else if (data_width_int <= 8) begin |
| assign in_reg0[31:data_width_int] = 0; |
| assign in_reg0[data_width_int-1:0] = WD[data_width_int-1:0]; |
| end |
| |
| if (data_width_int <= 8) begin |
| assign WS1_0 = 2'b00; |
| assign WS2_0 = 2'b00; |
| end else if (data_width_int > 8 && data_width_int <= 16) begin |
| assign WS1_0 = 2'b01; |
| assign WS2_0 = 2'b01; |
| end else if (data_width_int > 16) begin |
| assign WS1_0 = 2'b10; |
| assign WS2_0 = 2'b10; |
| end |
| |
| if (data_width_int <= 16) begin |
| |
| ram8k_2x1_cell_macro #( |
| `include "bram_init_8_16.vh" |
| .INIT_FILE(INIT_FILE), |
| .data_width_int(data_width_int), |
| .data_depth_int(data_depth_int) |
| ) U1 ( |
| .A1_0(addr_wr0), |
| .A1_1(addr_wr1), |
| .A2_0(addr_rd0), |
| .A2_1(addr_rd1), |
| .ASYNC_FLUSH_0(GND), |
| .ASYNC_FLUSH_1(GND), |
| .ASYNC_FLUSH_S0(GND), |
| .ASYNC_FLUSH_S1(GND), |
| .CLK1_0(WClk), |
| .CLK1_1(WClk), |
| .CLK1S_0(WClk0_Sel), |
| .CLK1S_1(WClk0_Sel), |
| .CLK1EN_0(WClk_En), |
| .CLK1EN_1(WClk_En), |
| .CLK2_0(RClk), |
| .CLK2_1(RClk), |
| .CLK2S_0(RClk0_Sel), |
| .CLK2S_1(RClk0_Sel), |
| .CLK2EN_0(RClk_En), |
| .CLK2EN_1(RClk_En), |
| .CONCAT_EN_0(VCC), |
| .CONCAT_EN_1(GND), |
| .CS1_0(WD0_SEL), |
| .CS1_1(GND), |
| .CS2_0(RD0_SEL), |
| .CS2_1(GND), |
| .DIR_0(GND), |
| .DIR_1(GND), |
| .FIFO_EN_0(GND), |
| .FIFO_EN_1(GND), |
| .P1_0(GND), |
| .P1_1(GND), |
| .P2_0(GND), |
| .P2_1(GND), |
| .PIPELINE_RD_0(reg_rd0), |
| .PIPELINE_RD_1(GND), |
| .SYNC_FIFO_0(GND), |
| .SYNC_FIFO_1(GND), |
| .WD_1({18{GND}}), |
| .WD_0({1'b0, in_reg0[15:8], 1'b0, in_reg0[7:0]}), |
| .WIDTH_SELECT1_0(WS1_0), |
| .WIDTH_SELECT1_1(WS_GND), |
| .WIDTH_SELECT2_0(WS2_0), |
| .WIDTH_SELECT2_1(WS_GND), |
| .WEN1_0(wen_reg0[1:0]), |
| .WEN1_1(wen_reg0[3:2]), |
| .Almost_Empty_0(), |
| .Almost_Empty_1(), |
| .Almost_Full_0(), |
| .Almost_Full_1(), |
| .POP_FLAG_0(), |
| .POP_FLAG_1(), |
| .PUSH_FLAG_0(), |
| .PUSH_FLAG_1(), |
| .RD_0({out_par0[1], out_reg0[15:8], out_par0[0], out_reg0[7:0]}), |
| .RD_1(), |
| .SD(SD), |
| .SD_RB1(SD_RB1), |
| .LS(LS), |
| .LS_RB1(LS_RB1), |
| .DS(DS), |
| .DS_RB1(DS_RB1), |
| .TEST1A(GND), |
| .TEST1B(GND), |
| .RMA(4'd0), |
| .RMB(4'd0), |
| .RMEA(GND), |
| .RMEB(GND) |
| ); |
| end else if (data_width_int > 16) begin |
| |
| ram8k_2x1_cell_macro #( |
| `include "bram_init_32.vh" |
| .INIT_FILE(INIT_FILE), |
| .data_width_int(data_width_int), |
| .data_depth_int(data_depth_int) |
| ) U2 ( |
| .A1_0(addr_wr0), |
| .A1_1(addr_wr1), |
| .A2_0(addr_rd0), |
| .A2_1(addr_rd1), |
| .ASYNC_FLUSH_0(GND), |
| .ASYNC_FLUSH_1(GND), |
| .ASYNC_FLUSH_S0(GND), |
| .ASYNC_FLUSH_S1(GND), |
| .CLK1_0(WClk), |
| .CLK1_1(WClk), |
| .CLK1S_0(WClk0_Sel), |
| .CLK1S_1(WClk0_Sel), |
| .CLK1EN_0(WClk_En), |
| .CLK1EN_1(WClk_En), |
| .CLK2_0(RClk), |
| .CLK2_1(RClk), |
| .CLK2S_0(RClk0_Sel), |
| .CLK2S_1(RClk0_Sel), |
| .CLK2EN_0(RClk_En), |
| .CLK2EN_1(RClk_En), |
| .CONCAT_EN_0(VCC), |
| .CONCAT_EN_1(GND), |
| .CS1_0(WD0_SEL), |
| .CS1_1(GND), |
| .CS2_0(RD0_SEL), |
| .CS2_1(GND), |
| .DIR_0(GND), |
| .DIR_1(GND), |
| .FIFO_EN_0(GND), |
| .FIFO_EN_1(GND), |
| .P1_0(GND), |
| .P1_1(GND), |
| .P2_0(GND), |
| .P2_1(GND), |
| .PIPELINE_RD_0(reg_rd0), |
| .PIPELINE_RD_1(GND), |
| .SYNC_FIFO_0(GND), |
| .SYNC_FIFO_1(GND), |
| .WD_1({1'b0, in_reg0[31:24], 1'b0, in_reg0[23:16]}), |
| .WD_0({1'b0, in_reg0[15:8], 1'b0, in_reg0[7:0]}), |
| .WIDTH_SELECT1_0(WS1_0), |
| .WIDTH_SELECT1_1(WS_GND), |
| .WIDTH_SELECT2_0(WS2_0), |
| .WIDTH_SELECT2_1(WS_GND), |
| .WEN1_0(wen_reg0[1:0]), |
| .WEN1_1(wen_reg0[3:2]), |
| .Almost_Empty_0(), |
| .Almost_Empty_1(), |
| .Almost_Full_0(), |
| .Almost_Full_1(), |
| .POP_FLAG_0(), |
| .POP_FLAG_1(), |
| .PUSH_FLAG_0(), |
| .PUSH_FLAG_1(), |
| .RD_0({out_par0[1], out_reg0[15:8], out_par0[0], out_reg0[7:0]}), |
| .RD_1({out_par0[3], out_reg0[31:24], out_par0[2], out_reg0[23:16]}), |
| .SD(SD), |
| .SD_RB1(SD_RB1), |
| .LS(LS), |
| .LS_RB1(LS_RB1), |
| .DS(DS), |
| .DS_RB1(DS_RB1), |
| .TEST1A(GND), |
| .TEST1B(GND), |
| .RMA(4'd0), |
| .RMB(4'd0), |
| .RMEA(GND), |
| .RMEB(GND) |
| ); |
| end |
| |
| endgenerate |
| |
| assign RD[data_width_int-1 : 0] = out_reg0[data_width_int-1 : 0]; |
| |
| endmodule |
| |
| |
| module FIFO_8K_BLK ( |
| DIN, |
| Fifo_Push_Flush, |
| Fifo_Pop_Flush, |
| PUSH, |
| POP, |
| Push_Clk, |
| Pop_Clk, |
| Push_Clk_En, |
| Pop_Clk_En, |
| Fifo_Dir, |
| Async_Flush, |
| Almost_Full, |
| Almost_Empty, |
| PUSH_FLAG, |
| POP_FLAG, |
| DOUT |
| ); |
| |
| parameter data_depth_int = 512, data_width_int = 36, reg_rd_int = 0, sync_fifo_int = 0; |
| |
| input Fifo_Push_Flush, Fifo_Pop_Flush; |
| input Push_Clk, Pop_Clk; |
| input PUSH, POP; |
| input [data_width_int-1:0] DIN; |
| input Push_Clk_En, Pop_Clk_En, Fifo_Dir, Async_Flush; |
| output [data_width_int-1:0] DOUT; |
| output [3:0] PUSH_FLAG, POP_FLAG; |
| output Almost_Full, Almost_Empty; |
| |
| wire LS, DS, SD, LS_RB1, DS_RB1, SD_RB1; |
| wire VCC, GND; |
| |
| wire [10:0] addr_wr, addr_rd; |
| wire clk1_sig0, clk2_sig0, clk1_sig_en0, clk2_sig_en0, fifo_clk1_flush_sig0, fifo_clk2_flush_sig0, p1_sig0, p2_sig0,clk1_sig_sel0,clk2_sig_sel0; |
| wire reg_rd0, sync_fifo0; |
| wire [15:0] in_reg0; |
| wire [15:0] out_reg0; |
| wire [ 1:0] WS1_0; |
| wire [ 1:0] WS2_0; |
| wire Push_Clk0_Sel, Pop_Clk0_Sel; |
| wire Async_Flush_Sel0; |
| |
| wire [1:0] out_par0; |
| |
| assign LS = 1'b0; |
| assign DS = 1'b0; |
| assign SD = 1'b0; |
| assign LS_RB1 = 1'b0; |
| assign DS_RB1 = 1'b0; |
| assign SD_RB1 = 1'b0; |
| |
| assign VCC = 1'b1; |
| assign GND = 1'b0; |
| |
| assign Push_Clk0_Sel = 1'b0; |
| assign Pop_Clk0_Sel = 1'b0; |
| assign Async_Flush_Sel0 = 1'b0; |
| |
| assign reg_rd0 = reg_rd_int; |
| assign sync_fifo0 = sync_fifo_int; |
| |
| assign addr_wr=11'b00000000000; |
| assign addr_rd=11'b00000000000; |
| |
| assign clk1_sig0 = Fifo_Dir ? Pop_Clk : Push_Clk; |
| assign clk2_sig0 = Fifo_Dir ? Push_Clk : Pop_Clk ; |
| assign clk1_sig_en0 = Fifo_Dir ? Pop_Clk_En : Push_Clk_En; |
| assign clk2_sig_en0 = Fifo_Dir ? Push_Clk_En : Pop_Clk_En ; |
| assign clk1_sig_sel0 = Push_Clk0_Sel; |
| assign clk2_sig_sel0 = Pop_Clk0_Sel ; |
| assign fifo_clk1_flush_sig0 = Fifo_Dir ? Fifo_Pop_Flush : Fifo_Push_Flush; |
| assign fifo_clk2_flush_sig0 = Fifo_Dir ? Fifo_Push_Flush : Fifo_Pop_Flush ; |
| assign p1_sig0 = Fifo_Dir ? POP : PUSH; |
| assign p2_sig0 = Fifo_Dir ? PUSH : POP ; |
| |
| generate |
| |
| if (data_width_int == 16) begin |
| assign in_reg0[data_width_int-1:0] = DIN[data_width_int-1:0]; |
| end else if (data_width_int > 8 && data_width_int < 16) begin |
| assign in_reg0[15:data_width_int] = 0; |
| assign in_reg0[data_width_int-1:0] = DIN[data_width_int-1:0]; |
| end else if (data_width_int <= 8) begin |
| assign in_reg0[15:data_width_int] = 0; |
| assign in_reg0[data_width_int-1:0] = DIN[data_width_int-1:0]; |
| end |
| |
| if (data_width_int <= 8) begin |
| assign WS1_0 = 2'b00; |
| assign WS2_0 = 2'b00; |
| end else if (data_width_int > 8 && data_width_int <= 16) begin |
| assign WS1_0 = 2'b01; |
| assign WS2_0 = 2'b01; |
| end else if (data_width_int > 16) begin |
| assign WS1_0 = 2'b10; |
| assign WS2_0 = 2'b10; |
| end |
| |
| endgenerate |
| |
| ram8k_2x1_cell_macro #( |
| .data_width_int(data_width_int), |
| .data_depth_int(data_depth_int) |
| ) U1 ( |
| .A1_0(addr_wr), |
| .A1_1(addr_wr), |
| .A2_0(addr_rd), |
| .A2_1(addr_rd), |
| .ASYNC_FLUSH_0(Async_Flush), |
| .ASYNC_FLUSH_1(GND), |
| .ASYNC_FLUSH_S0(Async_Flush_Sel0), |
| .ASYNC_FLUSH_S1(GND), |
| .CLK1_0(clk1_sig0), |
| .CLK1_1(GND), |
| .CLK1EN_0(clk1_sig_en0), |
| .CLK1EN_1(GND), |
| .CLK2_0(clk2_sig0), |
| .CLK2_1(GND), |
| .CLK1S_0(clk1_sig_sel0), |
| .CLK1S_1(GND), |
| .CLK2S_0(clk2_sig_sel0), |
| .CLK2S_1(GND), |
| .CLK2EN_0(clk2_sig_en0), |
| .CLK2EN_1(GND), |
| .CONCAT_EN_0(GND), |
| .CONCAT_EN_1(GND), |
| .CS1_0(fifo_clk1_flush_sig0), |
| .CS1_1(GND), |
| .CS2_0(fifo_clk2_flush_sig0), |
| .CS2_1(GND), |
| .DIR_0(Fifo_Dir), |
| .DIR_1(GND), |
| .FIFO_EN_0(VCC), |
| .FIFO_EN_1(GND), |
| .P1_0(p1_sig0), |
| .P1_1(GND), |
| .P2_0(p2_sig0), |
| .P2_1(GND), |
| .PIPELINE_RD_0(reg_rd0), |
| .PIPELINE_RD_1(GND), |
| .SYNC_FIFO_0(sync_fifo0), |
| .SYNC_FIFO_1(GND), |
| .WD_1({18{GND}}), |
| .WD_0({1'b0, in_reg0[15:8], 1'b0, in_reg0[7:0]}), |
| .WIDTH_SELECT1_0(WS1_0), |
| .WIDTH_SELECT1_1({GND, GND}), |
| .WIDTH_SELECT2_0(WS2_0), |
| .WIDTH_SELECT2_1({GND, GND}), |
| .WEN1_0({GND, GND}), |
| .WEN1_1({GND, GND}), |
| .Almost_Empty_0(Almost_Empty), |
| .Almost_Empty_1(), |
| .Almost_Full_0(Almost_Full), |
| .Almost_Full_1(), |
| .POP_FLAG_0(POP_FLAG), |
| .POP_FLAG_1(), |
| .PUSH_FLAG_0(PUSH_FLAG), |
| .PUSH_FLAG_1(), |
| .RD_0({out_par0[1], out_reg0[15:8], out_par0[0], out_reg0[7:0]}), |
| .RD_1(), |
| .SD(SD), |
| .SD_RB1(SD_RB1), |
| .LS(LS), |
| .LS_RB1(LS_RB1), |
| .DS(DS), |
| .DS_RB1(DS_RB1), |
| .TEST1A(GND), |
| .TEST1B(GND), |
| .RMA(4'd0), |
| .RMB(4'd0), |
| .RMEA(GND), |
| .RMEB(GND) |
| ); |
| |
| assign DOUT[data_width_int-1 : 0] = out_reg0[data_width_int-1 : 0]; |
| |
| endmodule |
| |
| |
| module FIFO_16K_BLK ( |
| DIN, |
| Fifo_Push_Flush, |
| Fifo_Pop_Flush, |
| PUSH, |
| POP, |
| Push_Clk, |
| Pop_Clk, |
| Push_Clk_En, |
| Pop_Clk_En, |
| Fifo_Dir, |
| Async_Flush, |
| Almost_Full, |
| Almost_Empty, |
| PUSH_FLAG, |
| POP_FLAG, |
| DOUT |
| ); |
| |
| parameter data_depth_int = 512, data_width_int = 36, reg_rd_int = 0, sync_fifo_int = 0; |
| |
| input Fifo_Push_Flush, Fifo_Pop_Flush; |
| input Push_Clk, Pop_Clk; |
| input PUSH, POP; |
| input [data_width_int-1:0] DIN; |
| input Push_Clk_En, Pop_Clk_En, Fifo_Dir, Async_Flush; |
| output [data_width_int-1:0] DOUT; |
| output [3:0] PUSH_FLAG, POP_FLAG; |
| output Almost_Full, Almost_Empty; |
| |
| wire LS, DS, SD, LS_RB1, DS_RB1, SD_RB1; |
| wire VCC, GND; |
| |
| wire [10:0] addr_wr, addr_rd; |
| wire clk1_sig0, clk2_sig0, clk1_sig_en0, clk2_sig_en0, fifo_clk1_flush_sig0, fifo_clk2_flush_sig0, p1_sig0, p2_sig0,clk1_sig_sel0,clk2_sig_sel0; |
| wire reg_rd0, sync_fifo0; |
| wire [31:0] in_reg0; |
| wire [31:0] out_reg0; |
| wire [ 1:0] WS1_0; |
| wire [ 1:0] WS2_0; |
| wire Push_Clk0_Sel, Pop_Clk0_Sel; |
| wire Async_Flush_Sel0; |
| |
| wire [3:0] out_par0; |
| wire [1:0] out_par1; |
| |
| assign LS = 1'b0; |
| assign DS = 1'b0; |
| assign SD = 1'b0; |
| assign LS_RB1 = 1'b0; |
| assign DS_RB1 = 1'b0; |
| assign SD_RB1 = 1'b0; |
| |
| assign VCC = 1'b1; |
| assign GND = 1'b0; |
| |
| assign Push_Clk0_Sel = 1'b0; |
| assign Pop_Clk0_Sel = 1'b0; |
| assign Async_Flush_Sel0 = 1'b0; |
| |
| assign reg_rd0 = reg_rd_int; |
| assign sync_fifo0 = sync_fifo_int; |
| |
| assign addr_wr=11'b00000000000; |
| assign addr_rd=11'b00000000000; |
| |
| assign clk1_sig0 = Fifo_Dir ? Pop_Clk : Push_Clk; |
| assign clk2_sig0 = Fifo_Dir ? Push_Clk : Pop_Clk ; |
| assign clk1_sig_en0 = Fifo_Dir ? Pop_Clk_En : Push_Clk_En; |
| assign clk2_sig_en0 = Fifo_Dir ? Push_Clk_En : Pop_Clk_En ; |
| assign clk1_sig_sel0 = Push_Clk0_Sel; |
| assign clk2_sig_sel0 = Pop_Clk0_Sel ; |
| assign fifo_clk1_flush_sig0 = Fifo_Dir ? Fifo_Pop_Flush : Fifo_Push_Flush; |
| assign fifo_clk2_flush_sig0 = Fifo_Dir ? Fifo_Push_Flush : Fifo_Pop_Flush ; |
| assign p1_sig0 = Fifo_Dir ? POP : PUSH; |
| assign p2_sig0 = Fifo_Dir ? PUSH : POP ; |
| |
| generate |
| if (data_width_int == 32) begin |
| assign in_reg0[data_width_int-1:0] = DIN[data_width_int-1:0]; |
| end else if (data_width_int > 8 && data_width_int < 32) begin |
| assign in_reg0[31:data_width_int] = 0; |
| assign in_reg0[data_width_int-1:0] = DIN[data_width_int-1:0]; |
| end else if (data_width_int <= 8) begin |
| assign in_reg0[31:data_width_int] = 0; |
| assign in_reg0[data_width_int-1:0] = DIN[data_width_int-1:0]; |
| end |
| |
| if (data_width_int <= 8) begin |
| assign WS1_0 = 2'b00; |
| assign WS2_0 = 2'b00; |
| end else if (data_width_int > 8 && data_width_int <= 16) begin |
| assign WS1_0 = 2'b01; |
| assign WS2_0 = 2'b01; |
| end else if (data_width_int > 16) begin |
| assign WS1_0 = 2'b10; |
| assign WS2_0 = 2'b10; |
| end |
| |
| if (data_width_int <= 16) begin |
| |
| ram8k_2x1_cell_macro #( |
| .data_width_int(data_width_int), |
| .data_depth_int(data_depth_int) |
| ) U1 ( |
| .A1_0(addr_wr), |
| .A1_1(addr_wr), |
| .A2_0(addr_rd), |
| .A2_1(addr_rd), |
| .ASYNC_FLUSH_0(Async_Flush), |
| .ASYNC_FLUSH_1(GND), |
| .ASYNC_FLUSH_S0(Async_Flush_Sel0), |
| .ASYNC_FLUSH_S1(Async_Flush_Sel0), |
| .CLK1_0(clk1_sig0), |
| .CLK1_1(clk1_sig0), |
| .CLK1EN_0(clk1_sig_en0), |
| .CLK1EN_1(clk1_sig_en0), |
| .CLK2_0(clk2_sig0), |
| .CLK2_1(clk2_sig0), |
| .CLK1S_0(clk1_sig_sel0), |
| .CLK1S_1(clk1_sig_sel0), |
| .CLK2S_0(clk2_sig_sel0), |
| .CLK2S_1(clk2_sig_sel0), |
| .CLK2EN_0(clk2_sig_en0), |
| .CLK2EN_1(clk2_sig_en0), |
| .CONCAT_EN_0(VCC), |
| .CONCAT_EN_1(GND), |
| .CS1_0(fifo_clk1_flush_sig0), |
| .CS1_1(GND), |
| .CS2_0(fifo_clk2_flush_sig0), |
| .CS2_1(GND), |
| .DIR_0(Fifo_Dir), |
| .DIR_1(GND), |
| .FIFO_EN_0(VCC), |
| .FIFO_EN_1(GND), |
| .P1_0(p1_sig0), |
| .P1_1(GND), |
| .P2_0(p2_sig0), |
| .P2_1(GND), |
| .PIPELINE_RD_0(reg_rd0), |
| .PIPELINE_RD_1(GND), |
| .SYNC_FIFO_0(sync_fifo0), |
| .SYNC_FIFO_1(GND), |
| .WD_1({18{GND}}), |
| .WD_0({1'b0, in_reg0[15:8], 1'b0, in_reg0[7:0]}), |
| .WIDTH_SELECT1_0(WS1_0), |
| .WIDTH_SELECT1_1({GND, GND}), |
| .WIDTH_SELECT2_0(WS2_0), |
| .WIDTH_SELECT2_1({GND, GND}), |
| .WEN1_0({GND, GND}), |
| .WEN1_1({GND, GND}), |
| .Almost_Empty_0(Almost_Empty), |
| .Almost_Empty_1(), |
| .Almost_Full_0(Almost_Full), |
| .Almost_Full_1(), |
| .POP_FLAG_0(POP_FLAG), |
| .POP_FLAG_1(), |
| .PUSH_FLAG_0(PUSH_FLAG), |
| .PUSH_FLAG_1(), |
| .RD_0({out_par0[1], out_reg0[15:8], out_par0[0], out_reg0[7:0]}), |
| .RD_1(), |
| .SD(SD), |
| .SD_RB1(SD_RB1), |
| .LS(LS), |
| .LS_RB1(LS_RB1), |
| .DS(DS), |
| .DS_RB1(DS_RB1), |
| .TEST1A(GND), |
| .TEST1B(GND), |
| .RMA(4'd0), |
| .RMB(4'd0), |
| .RMEA(GND), |
| .RMEB(GND) |
| ); |
| |
| end else if (data_width_int > 16) begin |
| |
| ram8k_2x1_cell_macro #( |
| .data_width_int(data_width_int), |
| .data_depth_int(data_depth_int) |
| ) U2 ( |
| .A1_0(addr_wr), |
| .A1_1(addr_wr), |
| .A2_0(addr_rd), |
| .A2_1(addr_rd), |
| .ASYNC_FLUSH_0(Async_Flush), |
| .ASYNC_FLUSH_1(GND), |
| .ASYNC_FLUSH_S0(Async_Flush_Sel0), |
| .ASYNC_FLUSH_S1(Async_Flush_Sel0), |
| .CLK1_0(clk1_sig0), |
| .CLK1_1(clk1_sig0), |
| .CLK1EN_0(clk1_sig_en0), |
| .CLK1EN_1(clk1_sig_en0), |
| .CLK2_0(clk2_sig0), |
| .CLK2_1(clk2_sig0), |
| .CLK1S_0(clk1_sig_sel0), |
| .CLK1S_1(clk1_sig_sel0), |
| .CLK2S_0(clk2_sig_sel0), |
| .CLK2S_1(clk2_sig_sel0), |
| .CLK2EN_0(clk2_sig_en0), |
| .CLK2EN_1(clk2_sig_en0), |
| .CONCAT_EN_0(VCC), |
| .CONCAT_EN_1(GND), |
| .CS1_0(fifo_clk1_flush_sig0), |
| .CS1_1(GND), |
| .CS2_0(fifo_clk2_flush_sig0), |
| .CS2_1(GND), |
| .DIR_0(Fifo_Dir), |
| .DIR_1(GND), |
| .FIFO_EN_0(VCC), |
| .FIFO_EN_1(GND), |
| .P1_0(p1_sig0), |
| .P1_1(GND), |
| .P2_0(p2_sig0), |
| .P2_1(GND), |
| .PIPELINE_RD_0(reg_rd0), |
| .PIPELINE_RD_1(GND), |
| .SYNC_FIFO_0(sync_fifo0), |
| .SYNC_FIFO_1(GND), |
| .WD_1({1'b0, in_reg0[31:24], 1'b0, in_reg0[23:16]}), |
| .WD_0({1'b0, in_reg0[15:8], 1'b0, in_reg0[7:0]}), |
| .WIDTH_SELECT1_0(WS1_0), |
| .WIDTH_SELECT1_1({GND, GND}), |
| .WIDTH_SELECT2_0(WS2_0), |
| .WIDTH_SELECT2_1({GND, GND}), |
| .WEN1_0({GND, GND}), |
| .WEN1_1({GND, GND}), |
| .Almost_Empty_0(Almost_Empty), |
| .Almost_Empty_1(), |
| .Almost_Full_0(Almost_Full), |
| .Almost_Full_1(), |
| .POP_FLAG_0(POP_FLAG), |
| .POP_FLAG_1(), |
| .PUSH_FLAG_0(PUSH_FLAG), |
| .PUSH_FLAG_1(), |
| .RD_0({out_par0[1], out_reg0[15:8], out_par0[0], out_reg0[7:0]}), |
| .RD_1({out_par0[3], out_reg0[31:24], out_par0[2], out_reg0[23:16]}), |
| .SD(SD), |
| .SD_RB1(SD_RB1), |
| .LS(LS), |
| .LS_RB1(LS_RB1), |
| .DS(DS), |
| .DS_RB1(DS_RB1), |
| .TEST1A(GND), |
| .TEST1B(GND), |
| .RMA(4'd0), |
| .RMB(4'd0), |
| .RMEA(GND), |
| .RMEB(GND) |
| ); |
| end |
| |
| endgenerate |
| |
| assign DOUT[data_width_int-1 : 0] = out_reg0[data_width_int-1 : 0]; |
| |
| endmodule |
| |
