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Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main

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This commit is contained in:
slmnemo 2021-11-17 10:39:52 -08:00
commit 86ff349baf
2 changed files with 19 additions and 40 deletions
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5
tests/linux-testgen/testvector-generation/parseState.py
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@ -34,7 +34,8 @@ stateGDBpath = outDir+'intermediate-outputs/stateGDB.txt'
if not os.path.exists(stateGDBpath):
sys.exit('Error input file '+stateGDBpath+'not found')
singleCSRs = ['pc','mip','mie','mscratch','mcause','mepc','mtvec','medeleg','mideleg','sscratch','scause','sepc','stvec','sedeleg','sideleg','satp','mstatus']
singleCSRs = ['pc','mip','mie','mscratch','mcause','mepc','mtvec','medeleg','mideleg','sscratch','scause','sepc','stvec','sedeleg','sideleg','satp','mstatus','priv']
# priv (current privilege mode) isn't technically a CSR but we can log it with the same machinery
thirtyTwoBitCSRs = ['mcounteren','scounteren']
listCSRs = ['hpmcounter','pmpaddr']
pmpcfg = ['pmpcfg']
@ -75,7 +76,7 @@ with open(stateGDBpath, 'r') as stateGDB:
outFile = open(outDir+outFileName, 'w')
outFile.write(val+'\n')
outFile.close()
if name in thirtyTwoBitCSRs:
elif name in thirtyTwoBitCSRs:
outFileName = 'checkpoint-'+name.upper()
outFile = open(outDir+outFileName, 'w')
val = int(val,16) & 0xffffffff

54
wally-pipelined/testbench/testbench-linux.sv
View File

@ -197,7 +197,7 @@ module testbench();
`define STATUS_MIE `CSR_BASE.csrsr.STATUS_MIE
`define STATUS_SIE `CSR_BASE.csrsr.STATUS_SIE
`define STATUS_UIE `CSR_BASE.csrsr.STATUS_UIE
`define CURR_PRIV dut.hart.priv.privmodereg.q
`define PRIV dut.hart.priv.privmodereg.q
`define INSTRET dut.hart.priv.csr.genblk1.counters.genblk1.genblk2.INSTRETreg.q
// Common Macros
`define checkCSR(CSR) \
@ -289,11 +289,11 @@ module testbench();
`INIT_CHECKPOINT_VAL(MTVEC, [`XLEN-1:0]);
`INIT_CHECKPOINT_VAL(STVEC, [`XLEN-1:0]);
`INIT_CHECKPOINT_VAL(SATP, [`XLEN-1:0]);
`INIT_CHECKPOINT_VAL(PRIV, [1:0]);
`MAKE_CHECKPOINT_INIT_SIGNAL(MSTATUS, [`XLEN-1:0],0,0);
integer ramFile;
integer readResult;
assign initPriv = (initPC[0][`XLEN-1]) ? 2'h1 : 2'h3; // *** a hacky way to detect initial privilege level
initial begin
force dut.hart.priv.SwIntM = 0;
force dut.hart.priv.TimerIntM = 0;
@ -325,7 +325,6 @@ module testbench();
force {`STATUS_SPIE,`STATUS_UPIE,`STATUS_MIE} = initMSTATUS[0][5:3];
force {`STATUS_SIE,`STATUS_UIE} = initMSTATUS[0][1:0];
force `INSTRET = CHECKPOINT;
force `CURR_PRIV = initPriv;
while (reset!==1) #1;
while (reset!==0) #1;
#1;
@ -335,7 +334,6 @@ module testbench();
release {`STATUS_SPIE,`STATUS_UPIE,`STATUS_MIE};
release {`STATUS_SIE,`STATUS_UIE};
release `INSTRET;
release `CURR_PRIV;
end
// Get the E-stage trace reader ahead of the M-stage trace reader
matchCountE = $fgets(lineE,traceFileE);
@ -421,18 +419,6 @@ module testbench();
CheckMIPFutureE = 1; \
NextMIPexpected = ExpectedCSRArrayValueE[NumCSRE]; \
end \
// $display("%tn: ExpectedCSRArrayM[7] (MEPC) = %x",$time,ExpectedCSRArrayM[7]); \
// $display("%tn: ExpectedPCM = %x",$time,ExpectedPCM); \
// // if PC does not equal MEPC, request delayed MIP is True \
// if(ExpectedPCM != ExpectedCSRArrayM[7]) begin \
// RequestDelayedMIP = 1; \
// end else begin \
// $display("%tns: Updating MIP to %x",$time,ExpectedCSRArrayValueM[NumCSRM]); \
// MIPexpected = ExpectedCSRArrayValueM[NumCSRM]; \
// force dut.hart.priv.csr.genblk1.csri.MIP_REGW = MIPexpected; \
// end \
// end \
// $display("%tns: ExpectedCSRArrayM::: %p",$time,ExpectedCSRArrayM); \
if(ExpectedCSRArrayE[NumCSRE].substr(0,3) == "mepc") begin \
$display("hello! we are here."); \
MepcExpected = ExpectedCSRArrayValueE[NumCSRE]; \
@ -470,37 +456,29 @@ module testbench();
if(CheckMIPFutureE) CheckMIPFutureE <= 0;
CheckMIPFutureM <= CheckMIPFutureE;
if(CheckMIPFutureM) begin
if((ExpectedPCM != MepcExpected) & ((MepcExpected - ExpectedPCM) * (MepcExpected - ExpectedPCM) <= 16)) begin
RequestDelayedMIP = 1;
// $display("%tns: ExpectedPCM %x",$time,ExpectedPCM);
// $display("%tns: ExpectedPCE %x",$time,ExpectedPCE);
// $display("%tns: ExpectedPCW %x",$time,ExpectedPCW);
if((ExpectedPCE != MepcExpected) & ((MepcExpected - ExpectedPCE) * (MepcExpected - ExpectedPCE) <= 16)) begin
RequestDelayedMIP <= 1;
$display("%tns: Requesting Delayed MIP. Current MEPC value is %x",$time,MepcExpected);
end else begin // update MIP immediately
$display("%tns: Updating MIP to %x",$time,NextMIPexpected);
MIPexpected = NextMIPexpected;
force dut.hart.priv.csr.genblk1.csri.MIP_REGW = MIPexpected;
end
$display("%tn: ExpectedCSRArrayM = %p",$time,ExpectedCSRArrayM);
$display("%tn: ExpectedCSRArrayValueM = %p",$time,ExpectedCSRArrayValueM);
$display("%tn: ExpectedTokens = %p",$time,ExpectedTokensM);
$display("%tn: MepcExpected = %x",$time,MepcExpected);
$display("%tn: ExpectedPCM = %x",$time,ExpectedPCM);
// if PC does not equal MEPC, request delayed MIP is True
$display("%tns: Difference/multiplication thing: %x",$time,(MepcExpected - ExpectedPCM) * (MepcExpected - ExpectedPCM));
$display("%tn: ExpectedCSRArrayM[NumCSRM] %x",$time,ExpectedCSRArrayM[NumCSRM]);
$display("%tn: ExpectedCSRArrayValueM[NumCSRM] %x",$time,ExpectedCSRArrayValueM[NumCSRM]);
if((ExpectedPCM != MepcExpected) & ((MepcExpected - ExpectedPCM) * (MepcExpected - ExpectedPCM) <= 16)) begin
RequestDelayedMIP = 1;
$display("%tns: Requesting Delayed MIP. Current MEPC value is %x",$time,MepcExpected);
end else begin
$display("%tns: Updating MIP to %x",$time,NextMIPexpected);
MIPexpected = NextMIPexpected;
force dut.hart.priv.csr.genblk1.csri.MIP_REGW = MIPexpected;
// $display("%tn: ExpectedCSRArrayM = %p",$time,ExpectedCSRArrayM);
// $display("%tn: ExpectedCSRArrayValueM = %p",$time,ExpectedCSRArrayValueM);
// $display("%tn: ExpectedTokens = %p",$time,ExpectedTokensM);
// $display("%tn: MepcExpected = %x",$time,MepcExpected);
// $display("%tn: ExpectedPCE = %x",$time,ExpectedPCE);
// $display("%tns: Difference/multiplication thing: %x",$time,(MepcExpected - ExpectedPCE) * (MepcExpected - ExpectedPCE));
// $display("%tn: ExpectedCSRArrayM[NumCSRM] %x",$time,ExpectedCSRArrayM[NumCSRM]);
// $display("%tn: ExpectedCSRArrayValueM[NumCSRM] %x",$time,ExpectedCSRArrayValueM[NumCSRM]);
end
end
if(RequestDelayedMIP) begin
if(RequestDelayedMIP & checkInstrM) begin
$display("%tns: Executing Delayed MIP. Current MEPC value is %x",$time,dut.hart.priv.csr.genblk1.csrm.MEPC_REGW);
$display("%tns: Updating MIP to %x",$time,NextMIPexpected);
$display("%tns: MepcExpected %x",$time,MepcExpected);
MIPexpected = NextMIPexpected;
force dut.hart.priv.csr.genblk1.csri.MIP_REGW = MIPexpected;
$display("%tns: Finished Executing Delayed MIP. Current MEPC value is %x",$time,dut.hart.priv.csr.genblk1.csrm.MEPC_REGW);