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This commit is contained in:
Ross Thompson 2023-03-24 15:15:38 -05:00
parent 1ff15c3882
commit 0511c73e22
6 changed files with 98 additions and 107 deletions
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8
src/cache/cacheway.sv vendored
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@ -86,8 +86,6 @@ module cacheway #(parameter NUMLINES=512, LINELEN = 256, TAGLEN = 26,
assign SelNonHit = FlushWayEn | SetValid | SelWriteback;
mux2 #(1) seltagmux(VictimWay, FlushWay, SelFlush, SelTag);
//assign SelTag = VictimWay | FlushWay;
//assign SelData = HitWay | FlushWayEn | VictimWayEn;
mux2 #(1) selectedwaymux(HitWay, SelTag, SelNonHit , SelData);
@ -95,10 +93,6 @@ module cacheway #(parameter NUMLINES=512, LINELEN = 256, TAGLEN = 26,
// Write Enable demux
/////////////////////////////////////////////////////////////////////////////////////////////
// RT: Can we merge these two muxes? This is also shared in cacheLRU.
//mux3 #(1) selectwaymux(HitWay, VictimWay, FlushWay, {SelFlush, SetValid}, SelData);
//mux3 #(1) selecteddatamux(HitWay, VictimWay, FlushWay, {SelFlush, SelNonHit}, SelData);
assign SetValidWay = SetValid & SelData;
assign ClearValidWay = ClearValid & SelData;
assign SetDirtyWay = SetDirty & SelData;
@ -117,8 +111,6 @@ module cacheway #(parameter NUMLINES=512, LINELEN = 256, TAGLEN = 26,
.addr(CacheSet), .dout(ReadTag), .bwe('1),
.din(PAdr[`PA_BITS-1:OFFSETLEN+INDEXLEN]), .we(SetValidEN));
// AND portion of distributed tag multiplexer
assign TagWay = SelTag ? ReadTag : '0; // AND part of AOMux
assign DirtyWay = SelTag & Dirty & ValidWay;

1
src/ebu/ebu.sv
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@ -66,7 +66,6 @@ module ebu (
output logic HMASTLOCK // AHB master lock. Wally does not use
);
logic LSUDisable;
logic LSUSelect;
logic IFUSave;