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Closer to verilator support.

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This commit is contained in:
Rose Thompson 2023-12-18 16:26:56 -06:00
parent 58942b246b
commit c1ac153a4f
3 changed files with 23 additions and 10 deletions
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5
testbench/common/DCacheFlushFSM.sv
View File

@ -97,7 +97,10 @@ module DCacheFlushFSM import cvw::*; #(parameter cvw_t P)
// # ** Error: ../testbench/testbench.sv(483): Range must be bounded by constant expressions.
// see https://verificationacademy.com/forums/systemverilog/range-must-be-bounded-constant-expressions
//ShadowRAM[CacheAdr[j][i][k] >> $clog2(P.XLEN/8)] = cacheline[P.XLEN*(k+1)-1:P.XLEN*k];
ShadowRAM[(CacheAdr[j][i][l] >> $clog2(P.XLEN/8)) + k] = CacheData[j][i][l][P.XLEN*k +: P.XLEN];
/* verilator lint_off WIDTHTRUNC */
// *** lint error: address trunc warning for shadowram index
ShadowRAM[(CacheAdr[j][i][l] >> $clog2(P.XLEN/8)) + {{{P.PA_BITS-32}{1'b0}}, k}] = CacheData[j][i][l][P.XLEN*k +: P.XLEN];
/* verilator lint_on WIDTHTRUNC */
end
end
end

21
testbench/common/functionName.sv
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@ -30,7 +30,7 @@ module FunctionName import cvw::*; #(parameter cvw_t P) (
input string ProgramLabelMapFile
);
logic [P.XLEN-1:0] ProgramAddrMapMemory [];
logic [P.XLEN-1:0] ProgramAddrMapMemory [longint];
string ProgramLabelMapMemory [integer];
string FunctionName;
@ -62,7 +62,7 @@ module FunctionName import cvw::*; #(parameter cvw_t P) (
task automatic bin_search_min;
input logic [P.XLEN-1:0] pc;
input logic [P.XLEN-1:0] length;
ref logic [P.XLEN-1:0] array [];
ref logic [P.XLEN-1:0] array [longint];
output logic [P.XLEN-1:0] minval;
output logic [P.XLEN-1:0] mid;
@ -109,7 +109,8 @@ module FunctionName import cvw::*; #(parameter cvw_t P) (
endtask // bin_search_min
integer ProgramAddrMapFP, ProgramLabelMapFP;
integer ProgramAddrMapLineCount, ProgramLabelMapLineCount;
longint ProgramAddrMapLineCount;
integer ProgramLabelMapLineCount;
longint ProgramAddrMapLine;
string ProgramLabelMapLine;
integer status;
@ -118,11 +119,17 @@ module FunctionName import cvw::*; #(parameter cvw_t P) (
// preload
// initial begin
always @ (negedge reset) begin
// cannot readmemh directoy to a dynmaic array. Sad times :(
// Let's initialize a static array with FFFF_FFFF for all addresses.
// Then we can readmemh and finally copy to the dynamic array.
// clear out the old mapping between programs.
ProgramAddrMapMemory.delete();
ProgramLabelMapMemory.delete();
$readmemh(ProgramAddrMapFile, ProgramAddrMapMemory);
// Unfortunately verilator version 5.011 readmemh does not support dynamic arrays
//$readmemh(ProgramAddrMapFile, ProgramAddrMapMemory);
// we need to count the number of lines in the file so we can set FunctionRadixLineCount.
ProgramAddrMapLineCount = 0;
@ -131,9 +138,9 @@ module FunctionName import cvw::*; #(parameter cvw_t P) (
// read line by line to count lines
if (ProgramAddrMapFP) begin
while (! $feof(ProgramAddrMapFP)) begin
status = $fscanf(ProgramAddrMapFP, "%h\n", ProgramAddrMapLine);
ProgramAddrMapLineCount = ProgramAddrMapLineCount + 1;
status = $fscanf(ProgramAddrMapFP, "%h\n", ProgramAddrMapLine);
ProgramAddrMapMemory[ProgramAddrMapLineCount] = ProgramAddrMapLine;
ProgramAddrMapLineCount = ProgramAddrMapLineCount + 1;
end
end else begin
$display("Cannot open file %s for reading.", ProgramAddrMapFile);

7
testbench/testbench.sv
View File

@ -563,8 +563,11 @@ module testbench;
/* verilator lint_off INFINITELOOP */
while (signature[i] !== 'bx) begin
logic [P.XLEN-1:0] sig;
if (P.DTIM_SUPPORTED) sig = testbench.dut.core.lsu.dtim.dtim.ram.RAM[testadrNoBase+i];
else if (P.UNCORE_RAM_SUPPORTED) sig = testbench.dut.uncore.uncore.ram.ram.memory.RAM[testadrNoBase+i];
// **************************************
// ***** BUG BUG BUG make sure RT undoes this.
//if (P.DTIM_SUPPORTED) sig = testbench.dut.core.lsu.dtim.dtim.ram.RAM[testadrNoBase+i];
//else if (P.UNCORE_RAM_SUPPORTED) sig = testbench.dut.uncore.uncore.ram.ram.memory.RAM[testadrNoBase+i];
if (P.UNCORE_RAM_SUPPORTED) sig = testbench.dut.uncore.uncore.ram.ram.memory.RAM[testadrNoBase+i];
//$display("signature[%h] = %h sig = %h", i, signature[i], sig);
if (signature[i] !== sig & (signature[i] !== testbench.DCacheFlushFSM.ShadowRAM[testadr+i])) begin
errors = errors+1;