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Fixed warnings related to tracer variables

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This commit is contained in:
David Harris 2024-11-15 05:33:16 -08:00
parent d4ecaa5401
commit c02a649c3b
1 changed files with 6 additions and 6 deletions
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12
testbench/common/wallyTracer.sv
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@ -115,21 +115,21 @@ module wallyTracer import cvw::*; #(parameter cvw_t P) (rvviTrace rvvi);
assign PPN_dM = testbench.dut.core.lsu.dmmu.dmmu.tlb.tlb.PPN;
logic valid;
int csrid;
always_comb begin
// Since we are detected the CSR change by comparing the old value we need to
// ensure the CSR is detected when the pipeline's Writeback stage is not
// stalled. If it is stalled we want CSRArray to hold the old value.
if(valid) begin
// PMPCFG CSRs (space is 0-15 3a0 - 3af)
int inc = P.XLEN == 32 ? 4 : 8;
localparam inc = P.XLEN == 32 ? 4 : 8;
int i, i4, i8, csrid;
logic [P.XLEN-1:0] pmp;
for (i=0; i<P.PMP_ENTRIES; i+=inc) begin
i4 = i / 4;
i8 = (i / inc) * inc;
csrid = 12'h3A0 + i4;
pmp = 0;
pmp |= testbench.dut.core.priv.priv.csr.csrm.PMPCFG_ARRAY_REGW[i8+0] << 0;
pmp |= testbench.dut.core.priv.priv.csr.csrm.PMPCFG_ARRAY_REGW[i8+1] << 8;
@ -140,15 +140,13 @@ module wallyTracer import cvw::*; #(parameter cvw_t P) (rvviTrace rvvi);
pmp |= testbench.dut.core.priv.priv.csr.csrm.PMPCFG_ARRAY_REGW[i8+6] << 48;
pmp |= testbench.dut.core.priv.priv.csr.csrm.PMPCFG_ARRAY_REGW[i8+7] << 56;
csrid = 12'h3A0 + i4;
CSRArray[csrid] = pmp;
end
// PMPADDR CSRs (space is 0-63 3b0 - 3ef)
for (i=0; i<P.PMP_ENTRIES; i++) begin
csrid = 12'h3B0 + i;;
pmp = testbench.dut.core.priv.priv.csr.csrm.PMPADDR_ARRAY_REGW[i];
csrid = 12'h3B0 + i;
CSRArray[csrid] = pmp;
end
@ -219,6 +217,7 @@ module wallyTracer import cvw::*; #(parameter cvw_t P) (rvviTrace rvvi);
end
end else begin // hold the old value if the pipeline is stalled.
// PMP CFG 3A0 to 3AF
int csrid;
for(csrid='h3A0; csrid<='h3AF; csrid++)
CSRArray[csrid] = CSRArrayOld[csrid];
@ -382,6 +381,7 @@ module wallyTracer import cvw::*; #(parameter cvw_t P) (rvviTrace rvvi);
// record previous csr value.
integer index4;
always_ff @(posedge clk) begin
int csrid;
// PMP CFG 3A0 to 3AF
for(csrid='h3A0; csrid<='h3AF; csrid++)
CSRArrayOld[csrid] = CSRArray[csrid];