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Fixed icache stalling cpu when doing an uncached operation.

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This commit is contained in:
Ross Thompson 2022-01-03 23:49:19 -06:00
parent 4b4aa11684
commit 08b439b9e9
1 changed files with 3 additions and 0 deletions
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3
wally-pipelined/src/cache/icachefsm.sv vendored
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@ -86,6 +86,7 @@ module icachefsm
if(IgnoreRequest) begin if(IgnoreRequest) begin
SelAdr = 1'b1; SelAdr = 1'b1;
NextState = STATE_READY; NextState = STATE_READY;
ICacheStallF = 1'b0;
end end
else if (CacheableF & hit) begin else if (CacheableF & hit) begin
ICacheStallF = 1'b0; ICacheStallF = 1'b0;
@ -103,7 +104,9 @@ module icachefsm
if(CPUBusy) begin if(CPUBusy) begin
NextState = STATE_CPU_BUSY; NextState = STATE_CPU_BUSY;
SelAdr = 1'b1; SelAdr = 1'b1;
ICacheStallF = 1'b0;
end else begin end else begin
ICacheStallF = 1'b0;
NextState = STATE_READY; NextState = STATE_READY;
end end
end end