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Kind of a frustrating set of changes to get the verilator errors out of the copyShadow module.

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Rose Thompson 2023-12-18 13:34:14 -06:00
parent 4a3cc8b9c8
commit 58942b246b
1 changed files with 11 additions and 8 deletions
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19
testbench/common/DCacheFlushFSM.sv
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@ -125,22 +125,25 @@ module copyShadow import cvw::*; #(parameter cvw_t P,
output logic CacheValid, output logic CacheValid,
output logic CacheDirty); output logic CacheDirty);
logic [P.XLEN-1:0] TagExtend; logic [P.XLEN+1:0] TagExtend;
logic [P.XLEN-1:0] IndexExtend; logic [P.XLEN+1:0] IndexExtend;
logic [P.XLEN-1:0] CacheWordExtend; logic [P.XLEN+1:0] CacheWordExtend;
logic [P.XLEN+1:0] CacheAdrExtend;
assign TagExtend = {{{P.XLEN-(P.PA_BITS-tagstart)}{1'b0}}, tag}; assign TagExtend = {{{P.XLEN-(P.PA_BITS-tagstart)+2}{1'b0}}, tag};
assign IndexExtend = {{{P.XLEN-32}{1'b0}}, index}; assign IndexExtend = {{{P.XLEN-32+2}{1'b0}}, index};
assign CacheWordExtend = {{{P.XLEN-32}{1'b0}}, cacheWord}; assign CacheWordExtend = {{{P.XLEN-32+2}{1'b0}}, cacheWord};
always_ff @(posedge clk) begin always_ff @(posedge clk) begin
if(start) begin if(start) begin
CacheTag = TagExtend; CacheTag = TagExtend[P.XLEN-1:0];
CacheValid = valid; CacheValid = valid;
CacheDirty = dirty; CacheDirty = dirty;
CacheData = data; CacheData = data;
CacheAdr = (TagExtend << tagstart) + (IndexExtend << loglinebytelen) + (CacheWordExtend << $clog2(sramlen/8)); CacheAdrExtend = (TagExtend << tagstart) + (IndexExtend << loglinebytelen) + (CacheWordExtend << $clog2(sramlen/8));
end end
end end
assign CacheAdr = CacheAdrExtend[P.PA_BITS-1:0];
endmodule endmodule