Cheri-research/Toooba
1
0
Fork 0
Code Issues 1 Pull Requests Actions Packages Projects Releases Wiki Activity

Mask off address bits in latency shim

Browse Source
This commit is contained in:
Peter Rugg
2023-07-12 17:06:03 +01:00
parent 5414a13d3b
commit d509ab0fab
1 changed files with 3 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
src_SSITH_P3/src_BSV/P3_Core.bsv
View File

@@ -224,7 +224,8 @@ module mkP3_Core (P3_Core_IFC);
"\n w - ", fshow(wflit));
let bresp = OKAY;
let latency = truncate(wflit.wdata);
case(awflit.awaddr)
Bit#(12) addr = truncate(awflit.awaddr);
case(addr)
0: latencyCycles0 <= latency;
64: latencyCycles1 <= latency;
default: bresp = SLVERR;
@@ -241,7 +242,7 @@ module mkP3_Core (P3_Core_IFC);
Bit#(12) addr = truncate(arflit.araddr);
let rresp = OKAY;
Bit#(Wd_Data_Periph) rdata = ?;
case(arflit.araddr)
case(addr)
0: rdata = zeroExtend(latencyCycles0);
64: rdata = zeroExtend(latencyCycles1);
default: rresp = SLVERR;