| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| /** Test accelerator. |
| * |
| * Instantiate host/memory DPI modules and connect them to the accelerator. |
| * |
| */ |
| module TestAccel |
| ( |
| input clock, |
| input reset, |
| input sim_clock, |
| output sim_wait |
| ); |
| |
| localparam HOST_ADDR_BITS = 8; |
| localparam HOST_DATA_BITS = 32; |
| |
| logic host_req_valid; |
| logic host_req_opcode; |
| logic [HOST_ADDR_BITS-1:0] host_req_addr; |
| logic [HOST_DATA_BITS-1:0] host_req_value; |
| logic host_req_deq; |
| logic host_resp_valid; |
| logic [HOST_DATA_BITS-1:0] host_resp_bits; |
| |
| localparam MEM_LEN_BITS = 8; |
| localparam MEM_ADDR_BITS = 64; |
| localparam MEM_DATA_BITS = 64; |
| |
| logic mem_req_valid; |
| logic mem_req_opcode; |
| logic [MEM_LEN_BITS-1:0] mem_req_len; |
| logic [MEM_ADDR_BITS-1:0] mem_req_addr; |
| logic mem_wr_valid; |
| logic [MEM_DATA_BITS-1:0] mem_wr_bits; |
| logic mem_rd_valid; |
| logic [MEM_DATA_BITS-1:0] mem_rd_bits; |
| logic mem_rd_ready; |
| |
| VTASimDPI sim |
| ( |
| .clock (sim_clock), |
| .reset (reset), |
| |
| .dpi_wait (sim_wait) |
| ); |
| |
| VTAHostDPI host |
| ( |
| .clock (clock), |
| .reset (reset), |
| |
| .dpi_req_valid (host_req_valid), |
| .dpi_req_opcode (host_req_opcode), |
| .dpi_req_addr (host_req_addr), |
| .dpi_req_value (host_req_value), |
| .dpi_req_deq (host_req_deq), |
| .dpi_resp_valid (host_resp_valid), |
| .dpi_resp_bits (host_resp_bits) |
| ); |
| |
| VTAMemDPI mem |
| ( |
| .clock (clock), |
| .reset (reset), |
| |
| .dpi_req_valid (mem_req_valid), |
| .dpi_req_opcode (mem_req_opcode), |
| .dpi_req_len (mem_req_len), |
| .dpi_req_addr (mem_req_addr), |
| .dpi_wr_valid (mem_wr_valid), |
| .dpi_wr_bits (mem_wr_bits), |
| .dpi_rd_valid (mem_rd_valid), |
| .dpi_rd_bits (mem_rd_bits), |
| .dpi_rd_ready (mem_rd_ready) |
| ); |
| |
| Accel # |
| ( |
| .HOST_ADDR_BITS(HOST_ADDR_BITS), |
| .HOST_DATA_BITS(HOST_DATA_BITS), |
| .MEM_LEN_BITS(MEM_LEN_BITS), |
| .MEM_ADDR_BITS(MEM_ADDR_BITS), |
| .MEM_DATA_BITS(MEM_DATA_BITS) |
| ) |
| accel |
| ( |
| .clock (clock), |
| .reset (reset), |
| |
| .host_req_valid (host_req_valid), |
| .host_req_opcode (host_req_opcode), |
| .host_req_addr (host_req_addr), |
| .host_req_value (host_req_value), |
| .host_req_deq (host_req_deq), |
| .host_resp_valid (host_resp_valid), |
| .host_resp_bits (host_resp_bits), |
| |
| .mem_req_valid (mem_req_valid), |
| .mem_req_opcode (mem_req_opcode), |
| .mem_req_len (mem_req_len), |
| .mem_req_addr (mem_req_addr), |
| .mem_wr_valid (mem_wr_valid), |
| .mem_wr_bits (mem_wr_bits), |
| .mem_rd_valid (mem_rd_valid), |
| .mem_rd_bits (mem_rd_bits), |
| .mem_rd_ready (mem_rd_ready) |
| ); |
| |
| endmodule |