From 1d8069026b889355c5e6f5b2fffaf4cea7da1213 Mon Sep 17 00:00:00 2001 From: Colin Date: Mon, 17 Jan 2022 11:10:22 +0000 Subject: [PATCH] remove no use file in demo --- demo/helloworld/ahb_sif copy.sv | 225 -------------------------------- demo/helloworld/flist | 1 - 2 files changed, 226 deletions(-) delete mode 100644 demo/helloworld/ahb_sif copy.sv diff --git a/demo/helloworld/ahb_sif copy.sv b/demo/helloworld/ahb_sif copy.sv deleted file mode 100644 index 9143016..0000000 --- a/demo/helloworld/ahb_sif copy.sv +++ /dev/null @@ -1,225 +0,0 @@ -// SPDX-License-Identifier: Apache-2.0 -// Copyright 2019 Western Digital Corporation or its affiliates. -// -// 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. -// -`ifdef RV_BUILD_AHB_LITE - -module ahb_sif ( -input logic [63:0] HWDATA, -input logic HCLK, -input logic HSEL, -input logic [3:0] HPROT, -input logic HWRITE, -input logic [1:0] HTRANS, -input logic [2:0] HSIZE, -input logic HREADY, -input logic HRESETn, -input logic [31:0] HADDR, -input logic [2:0] HBURST, - -output logic HREADYOUT, -output logic HRESP, -output logic [63:0] HRDATA -); - -parameter MAILBOX_ADDR = 32'hD0580000; - -logic write; -logic [31:0] laddr, addr; -logic [7:0] strb_lat; -logic [63:0] rdata; - -bit [7:0] mem [bit[31:0]]; -bit [7:0] wscnt; -int dws = 0; -int iws = 0; -bit dws_rand; -bit iws_rand; -bit ok; - -// Wires -wire [63:0] WriteData = HWDATA; -wire [7:0] strb = HSIZE == 3'b000 ? 8'h1 << HADDR[2:0] : - HSIZE == 3'b001 ? 8'h3 << {HADDR[2:1],1'b0} : - HSIZE == 3'b010 ? 8'hf << {HADDR[2],2'b0} : 8'hff; - - -wire mailbox_write = write && laddr==MAILBOX_ADDR; - - -initial begin - if ($value$plusargs("iws=%d", iws)); - if ($value$plusargs("dws=%d", dws)); - dws_rand = dws < 0; - iws_rand = iws < 0; -end - - - -always @ (negedge HCLK ) begin - if(HREADY) - addr = HADDR; - if (write & HREADY) begin - if(strb_lat[7]) mem[{laddr[31:3],3'd7}] = HWDATA[63:56]; - if(strb_lat[6]) mem[{laddr[31:3],3'd6}] = HWDATA[55:48]; - if(strb_lat[5]) mem[{laddr[31:3],3'd5}] = HWDATA[47:40]; - if(strb_lat[4]) mem[{laddr[31:3],3'd4}] = HWDATA[39:32]; - if(strb_lat[3]) mem[{laddr[31:3],3'd3}] = HWDATA[31:24]; - if(strb_lat[2]) mem[{laddr[31:3],3'd2}] = HWDATA[23:16]; - if(strb_lat[1]) mem[{laddr[31:3],3'd1}] = HWDATA[15:08]; - if(strb_lat[0]) mem[{laddr[31:3],3'd0}] = HWDATA[07:00]; - end - if(HREADY & HSEL & |HTRANS) begin -`ifdef VERILATOR - if(iws_rand & ~HPROT[0]) - iws = $random & 15; - if(dws_rand & HPROT[0]) - dws = $random & 15; -`else - if(iws_rand & ~HPROT[0]) - ok = std::randomize(iws) with {iws dist {0:=10, [1:3]:/2, [4:15]:/1};}; - if(dws_rand & HPROT[0]) - ok = std::randomize(dws) with {dws dist {0:=10, [1:3]:/2, [4:15]:/1};}; -`endif - end -end - - -assign HRDATA = HREADY ? rdata : ~rdata; -assign HREADYOUT = wscnt == 0; -assign HRESP = 0; - -always @(posedge HCLK or negedge HRESETn) begin - if(~HRESETn) begin - laddr <= 32'b0; - write <= 1'b0; - rdata <= '0; - wscnt <= 0; - end - else begin - if(HREADY & HSEL) begin - laddr <= HADDR; - write <= HWRITE & |HTRANS; - if(|HTRANS & ~HWRITE) - rdata <= {mem[{addr[31:3],3'd7}], - mem[{addr[31:3],3'd6}], - mem[{addr[31:3],3'd5}], - mem[{addr[31:3],3'd4}], - mem[{addr[31:3],3'd3}], - mem[{addr[31:3],3'd2}], - mem[{addr[31:3],3'd1}], - mem[{addr[31:3],3'd0}]}; - strb_lat <= strb; - end - end - if(HREADY & HSEL & |HTRANS) - wscnt <= HPROT[0] ? dws[7:0] : iws[7:0]; - else if(wscnt != 0) - wscnt <= wscnt-1; -end - - -endmodule -`endif - -`ifdef RV_BUILD_AXI4 -module axi_slv #(TAGW=1) ( -input aclk, -input rst_l, -input arvalid, -output reg arready, -input [31:0] araddr, -input [TAGW-1:0] arid, -input [7:0] arlen, -input [1:0] arburst, -input [2:0] arsize, - -output reg rvalid, -input rready, -output reg [63:0] rdata, -output reg [1:0] rresp, -output reg [TAGW-1:0] rid, -output rlast, - -input awvalid, -output awready, -input [31:0] awaddr, -input [TAGW-1:0] awid, -input [7:0] awlen, -input [1:0] awburst, -input [2:0] awsize, - -input [63:0] wdata, -input [7:0] wstrb, -input wvalid, -output wready, - -output reg bvalid, -input bready, -output reg [1:0] bresp, -output reg [TAGW-1:0] bid -); - -parameter MAILBOX_ADDR = 32'hD0580000; -parameter MEM_SIZE_DW = 8192; - -bit [7:0] mem [bit[31:0]]; -bit [63:0] memdata; -wire [63:0] WriteData; -wire mailbox_write; - - -assign mailbox_write = awvalid && awaddr==MAILBOX_ADDR && rst_l; -assign WriteData = wdata; - -always @ ( posedge aclk or negedge rst_l) begin - if(!rst_l) begin - rvalid <= 0; - bvalid <= 0; - end - else begin - bid <= awid; - rid <= arid; - rvalid <= arvalid; - bvalid <= awvalid; - rdata <= memdata; - end -end - -always @ ( negedge aclk) begin - if(arvalid) memdata <= {mem[araddr+7], mem[araddr+6], mem[araddr+5], mem[araddr+4], - mem[araddr+3], mem[araddr+2], mem[araddr+1], mem[araddr]}; - if(awvalid) begin - if(wstrb[7]) mem[awaddr+7] = wdata[63:56]; - if(wstrb[6]) mem[awaddr+6] = wdata[55:48]; - if(wstrb[5]) mem[awaddr+5] = wdata[47:40]; - if(wstrb[4]) mem[awaddr+4] = wdata[39:32]; - if(wstrb[3]) mem[awaddr+3] = wdata[31:24]; - if(wstrb[2]) mem[awaddr+2] = wdata[23:16]; - if(wstrb[1]) mem[awaddr+1] = wdata[15:08]; - if(wstrb[0]) mem[awaddr+0] = wdata[07:00]; - end -end - - -assign arready = 1'b1; -assign awready = 1'b1; -assign wready = 1'b1; -assign rresp = 2'b0; -assign bresp = 2'b0; -assign rlast = 1'b1; - -endmodule -`endif - diff --git a/demo/helloworld/flist b/demo/helloworld/flist index 5e8b8ac..3390243 100644 --- a/demo/helloworld/flist +++ b/demo/helloworld/flist @@ -1,4 +1,3 @@ -+incdir+$RV_ROOT/testbench $RV_ROOT/design/swerv_wrapper.sv $RV_ROOT/design/mem.sv $RV_ROOT/design/pic_ctrl.sv