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cvw/wally-pipelined/testbench/testbench-fpga.sv
Ross Thompson 144003cb41 FPGA test bench and test program.
2021-09-12 20:41:54 -05:00

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///////////////////////////////////////////
// testbench-imperas.sv
//
// Written: David_Harris@hmc.edu 9 January 2021
// Modified:
//
// Purpose: Wally Testbench and helper modules
// Applies test programs from the Imperas suite
//
// A component of the Wally configurable RISC-V project.
//
// Copyright (C) 2021 Harvey Mudd College & Oklahoma State University
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy,
// modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software
// is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
// BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
// OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
///////////////////////////////////////////
`include "wally-config.vh"
module testbench();
parameter DEBUG = 0;
parameter TESTSPERIPH = 0; // set to 0 for regression
parameter TESTSPRIV = 0; // set to 0 for regression
logic clk;
logic reset;
parameter SIGNATURESIZE = 5000000;
int test, i, errors, totalerrors;
logic [31:0] sig32[0:SIGNATURESIZE];
logic [`XLEN-1:0] signature[0:SIGNATURESIZE];
logic [`XLEN-1:0] testadr;
string InstrFName, InstrDName, InstrEName, InstrMName, InstrWName;
logic [31:0] InstrW;
logic [`XLEN-1:0] meminit;
string tests32mmu[] = '{
"rv32mmu/WALLY-MMU-SV32", "3000"
//"rv32mmu/WALLY-PMA", "3000",
//"rv32mmu/WALLY-PMA", "3000"
};
string tests64mmu[] = '{
"rv64mmu/WALLY-MMU-SV48", "3000",
"rv64mmu/WALLY-MMU-SV39", "3000"
//"rv64mmu/WALLY-PMA", "3000",
//"rv64mmu/WALLY-PMA", "3000"
};
string tests32f[] = '{
"rv32f/I-FADD-S-01", "2000",
"rv32f/I-FCLASS-S-01", "2000",
"rv32f/I-FCVT-S-W-01", "2000",
"rv32f/I-FCVT-S-WU-01", "2000",
"rv32f/I-FCVT-W-S-01", "2000",
"rv32f/I-FCVT-WU-S-01", "2000",
"rv32f/I-FDIV-S-01", "2000",
"rv32f/I-FEQ-S-01", "2000",
"rv32f/I-FLE-S-01", "2000",
"rv32f/I-FLT-S-01", "2000",
"rv32f/I-FMADD-S-01", "2000",
"rv32f/I-FMAX-S-01", "2000",
"rv32f/I-FMIN-S-01", "2000",
"rv32f/I-FMSUB-S-01", "2000",
"rv32f/I-FMUL-S-01", "2000",
"rv32f/I-FMV-W-X-01", "2000",
"rv32f/I-FMV-X-W-01", "2000",
"rv32f/I-FNMADD-S-01", "2000",
"rv32f/I-FNMSUB-S-01", "2000",
"rv32f/I-FSGNJ-S-01", "2000",
"rv32f/I-FSGNJN-S-01", "2000",
"rv32f/I-FSGNJX-S-01", "2000",
"rv32f/I-FSQRT-S-01", "2000",
"rv32f/I-FSW-01", "2000",
"rv32f/I-FLW-01", "2110",
"rv32f/I-FSUB-S-01", "2000"
};
string tests64f[] = '{
"rv64f/I-FLW-01", "2110",
"rv64f/I-FMV-W-X-01", "2000",
"rv64f/I-FMV-X-W-01", "2000",
"rv64f/I-FSW-01", "2000",
"rv64f/I-FCLASS-S-01", "2000",
"rv64f/I-FADD-S-01", "2000",
// "rv64f/I-FCVT-S-L-01", "2000",
// "rv64f/I-FCVT-S-LU-01", "2000",
// "rv64f/I-FCVT-S-W-01", "2000",
// "rv64f/I-FCVT-S-WU-01", "2000",
"rv64f/I-FCVT-L-S-01", "2000",
"rv64f/I-FCVT-LU-S-01", "2000",
"rv64f/I-FCVT-W-S-01", "2000",
"rv64f/I-FCVT-WU-S-01", "2000",
"rv64f/I-FDIV-S-01", "2000",
"rv64f/I-FEQ-S-01", "2000",
"rv64f/I-FLE-S-01", "2000",
"rv64f/I-FLT-S-01", "2000",
"rv64f/I-FMADD-S-01", "2000",
"rv64f/I-FMAX-S-01", "2000",
"rv64f/I-FMIN-S-01", "2000",
"rv64f/I-FMSUB-S-01", "2000",
"rv64f/I-FMUL-S-01", "2000",
"rv64f/I-FNMADD-S-01", "2000",
"rv64f/I-FNMSUB-S-01", "2000",
"rv64f/I-FSGNJ-S-01", "2000",
"rv64f/I-FSGNJN-S-01", "2000",
"rv64f/I-FSGNJX-S-01", "2000",
"rv64f/I-FSQRT-S-01", "2000",
"rv64f/I-FSUB-S-01", "2000"
};
string tests64d[] = '{
"rv64d/I-FSD-01", "2000",
"rv64d/I-FLD-01", "2420",
"rv64d/I-FMV-X-D-01", "2000",
"rv64d/I-FMV-D-X-01", "2000",
"rv64d/I-FDIV-D-01", "2000",
"rv64d/I-FNMADD-D-01", "2000",
"rv64d/I-FNMSUB-D-01", "2000",
"rv64d/I-FMSUB-D-01", "2000",
"rv64d/I-FMAX-D-01", "2000",
"rv64d/I-FMIN-D-01", "2000",
"rv64d/I-FLE-D-01", "2000",
"rv64d/I-FLT-D-01", "2000",
"rv64d/I-FEQ-D-01", "2000",
"rv64d/I-FADD-D-01", "2000",
"rv64d/I-FCLASS-D-01", "2000",
"rv64d/I-FMADD-D-01", "2000",
"rv64d/I-FMUL-D-01", "2000",
"rv64d/I-FSGNJ-D-01", "2000",
"rv64d/I-FSGNJN-D-01", "2000",
"rv64d/I-FSGNJX-D-01", "2000",
"rv64d/I-FSQRT-D-01", "2000",
"rv64d/I-FSUB-D-01", "2000",
// "rv64d/I-FCVT-D-L-01", "2000",
// "rv64d/I-FCVT-D-LU-01", "2000",
"rv64d/I-FCVT-D-S-01", "2000",
// "rv64d/I-FCVT-D-W-01", "2000",
// "rv64d/I-FCVT-D-WU-01", "2000",
"rv64d/I-FCVT-L-D-01", "2000",
"rv64d/I-FCVT-LU-D-01", "2000",
"rv64d/I-FCVT-S-D-01", "2000",
"rv64d/I-FCVT-W-D-01", "2000",
"rv64d/I-FCVT-WU-D-01", "2000"
};
string tests64a[] = '{
"rv64a/WALLY-AMO", "2110",
"rv64a/WALLY-LRSC", "2110"
};
string tests64m[] = '{
"rv64m/I-MUL-01", "3000",
"rv64m/I-MULH-01", "3000",
"rv64m/I-MULHSU-01", "3000",
"rv64m/I-MULHU-01", "3000",
"rv64m/I-MULW-01", "3000",
"rv64m/I-DIV-01", "3000",
"rv64m/I-DIVU-01", "3000",
"rv64m/I-DIVUW-01", "3000",
"rv64m/I-DIVW-01", "3000",
"rv64m/I-REM-01", "3000",
"rv64m/I-REMU-01", "3000",
"rv64m/I-REMUW-01", "3000",
"rv64m/I-REMW-01", "3000"
};
string tests64ic[] = '{
"rv64ic/I-C-ADD-01", "3000",
"rv64ic/I-C-ADDI-01", "3000",
"rv64ic/I-C-ADDIW-01", "3000",
"rv64ic/I-C-ADDW-01", "3000",
"rv64ic/I-C-AND-01", "3000",
"rv64ic/I-C-ANDI-01", "3000",
"rv64ic/I-C-BEQZ-01", "3000",
"rv64ic/I-C-BNEZ-01", "3000",
"rv64ic/I-C-EBREAK-01", "2000",
"rv64ic/I-C-J-01", "3000",
"rv64ic/I-C-JALR-01", "4000",
"rv64ic/I-C-JR-01", "4000",
"rv64ic/I-C-LD-01", "3420",
"rv64ic/I-C-LDSP-01", "3420",
"rv64ic/I-C-LI-01", "3000",
"rv64ic/I-C-LUI-01", "2000",
"rv64ic/I-C-LW-01", "3110",
"rv64ic/I-C-LWSP-01", "3110",
"rv64ic/I-C-MV-01", "3000",
"rv64ic/I-C-NOP-01", "2000",
"rv64ic/I-C-OR-01", "3000",
"rv64ic/I-C-SD-01", "3000",
"rv64ic/I-C-SDSP-01", "3000",
"rv64ic/I-C-SLLI-01", "3000",
"rv64ic/I-C-SRAI-01", "3000",
"rv64ic/I-C-SRLI-01", "3000",
"rv64ic/I-C-SUB-01", "3000",
"rv64ic/I-C-SUBW-01", "3000",
"rv64ic/I-C-SW-01", "3000",
"rv64ic/I-C-SWSP-01", "3000",
"rv64ic/I-C-XOR-01", "3000"
};
string tests64iNOc[] = {
"rv64i/I-MISALIGN_JMP-01","2000"
};
string tests64i[] = '{
//"rv64i/WALLY-PIPELINE-100K", "f7ff0",
"rv64i/I-ADD-01", "3000",
"rv64i/I-ADDI-01", "3000",
"rv64i/I-ADDIW-01", "3000",
"rv64i/I-ADDW-01", "3000",
"rv64i/I-AND-01", "3000",
"rv64i/I-ANDI-01", "3000",
"rv64i/I-AUIPC-01", "3000",
"rv64i/I-BEQ-01", "4000",
"rv64i/I-BGE-01", "4000",
"rv64i/I-BGEU-01", "4000",
"rv64i/I-BLT-01", "4000",
"rv64i/I-BLTU-01", "4000",
"rv64i/I-BNE-01", "4000",
"rv64i/I-DELAY_SLOTS-01", "2000",
"rv64i/I-EBREAK-01", "2000",
"rv64i/I-ECALL-01", "2000",
"rv64i/I-ENDIANESS-01", "2010",
"rv64i/I-IO-01", "2050",
"rv64i/I-JAL-01", "3000",
"rv64i/I-JALR-01", "4000",
"rv64i/I-LB-01", "4020",
"rv64i/I-LBU-01", "4020",
"rv64i/I-LD-01", "4420",
"rv64i/I-LH-01", "4050",
"rv64i/I-LHU-01", "4050",
"rv64i/I-LUI-01", "2000",
"rv64i/I-LW-01", "4110",
"rv64i/I-LWU-01", "4110",
"rv64i/I-MISALIGN_LDST-01", "2010",
"rv64i/I-NOP-01", "2000",
"rv64i/I-OR-01", "3000",
"rv64i/I-ORI-01", "3000",
"rv64i/I-RF_size-01", "2000",
"rv64i/I-RF_width-01", "2000",
"rv64i/I-RF_x0-01", "2010",
"rv64i/I-SB-01", "4000",
"rv64i/I-SD-01", "4000",
"rv64i/I-SH-01", "4000",
"rv64i/I-SLL-01", "3000",
"rv64i/I-SLLI-01", "3000",
"rv64i/I-SLLIW-01", "3000",
"rv64i/I-SLLW-01", "3000",
"rv64i/I-SLT-01", "3000",
"rv64i/I-SLTI-01", "3000",
"rv64i/I-SLTIU-01", "3000",
"rv64i/I-SLTU-01", "3000",
"rv64i/I-SRA-01", "3000",
"rv64i/I-SRAI-01", "3000",
"rv64i/I-SRAIW-01", "3000",
"rv64i/I-SRAW-01", "3000",
"rv64i/I-SRL-01", "3000",
"rv64i/I-SRLI-01", "3000",
"rv64i/I-SRLIW-01", "3000",
"rv64i/I-SRLW-01", "3000",
"rv64i/I-SUB-01", "3000",
"rv64i/I-SUBW-01", "3000",
"rv64i/I-SW-01", "4000",
"rv64i/I-XOR-01", "3000",
"rv64i/I-XORI-01", "3000",
"rv64i/WALLY-ADD", "4000",
"rv64i/WALLY-SUB", "4000",
"rv64i/WALLY-ADDI", "3000",
"rv64i/WALLY-ANDI", "3000",
"rv64i/WALLY-ORI", "3000",
"rv64i/WALLY-XORI", "3000",
"rv64i/WALLY-SLTI", "3000",
"rv64i/WALLY-SLTIU", "3000",
"rv64i/WALLY-SLLI", "3000",
"rv64i/WALLY-SRLI", "3000",
"rv64i/WALLY-SRAI", "3000",
"rv64i/WALLY-JAL", "4000",
"rv64i/WALLY-JALR", "3000",
"rv64i/WALLY-STORE", "3000",
"rv64i/WALLY-ADDIW", "3000",
"rv64i/WALLY-SLLIW", "3000",
"rv64i/WALLY-SRLIW", "3000",
"rv64i/WALLY-SRAIW", "3000",
"rv64i/WALLY-ADDW", "4000",
"rv64i/WALLY-SUBW", "4000",
"rv64i/WALLY-SLLW", "3000",
"rv64i/WALLY-SRLW", "3000",
"rv64i/WALLY-SRAW", "3000",
"rv64i/WALLY-BEQ" ,"5000",
"rv64i/WALLY-BNE", "5000 ",
"rv64i/WALLY-BLTU", "5000 ",
"rv64i/WALLY-BLT", "5000",
"rv64i/WALLY-BGE", "5000 ",
"rv64i/WALLY-BGEU", "5000 ",
"rv64i/WALLY-CSRRW", "4000",
"rv64i/WALLY-CSRRS", "4000",
"rv64i/WALLY-CSRRC", "5000",
"rv64i/WALLY-CSRRWI", "4000",
"rv64i/WALLY-CSRRSI", "4000",
"rv64i/WALLY-CSRRCI", "4000"
};
string tests32a[] = '{
"rv32a/WALLY-AMO", "2110",
"rv32a/WALLY-LRSC", "2110"
};
string tests32m[] = '{
"rv32m/I-MUL-01", "2000",
"rv32m/I-MULH-01", "2000",
"rv32m/I-MULHSU-01", "2000",
"rv32m/I-MULHU-01", "2000",
"rv32m/I-DIV-01", "2000",
"rv32m/I-DIVU-01", "2000",
"rv32m/I-REM-01", "2000",
"rv32m/I-REMU-01", "2000"
};
string tests32ic[] = '{
"rv32ic/I-C-ADD-01", "2000",
"rv32ic/I-C-ADDI-01", "2000",
"rv32ic/I-C-AND-01", "2000",
"rv32ic/I-C-ANDI-01", "2000",
"rv32ic/I-C-BEQZ-01", "2000",
"rv32ic/I-C-BNEZ-01", "2000",
"rv32ic/I-C-EBREAK-01", "2000",
"rv32ic/I-C-J-01", "2000",
"rv32ic/I-C-JALR-01", "3000",
"rv32ic/I-C-JR-01", "3000",
"rv32ic/I-C-LI-01", "2000",
"rv32ic/I-C-LUI-01", "2000",
"rv32ic/I-C-LW-01", "2110",
"rv32ic/I-C-LWSP-01", "2110",
"rv32ic/I-C-MV-01", "2000",
"rv32ic/I-C-NOP-01", "2000",
"rv32ic/I-C-OR-01", "2000",
"rv32ic/I-C-SLLI-01", "2000",
"rv32ic/I-C-SRAI-01", "2000",
"rv32ic/I-C-SRLI-01", "2000",
"rv32ic/I-C-SUB-01", "2000",
"rv32ic/I-C-SW-01", "2000",
"rv32ic/I-C-SWSP-01", "2000",
"rv32ic/I-C-XOR-01", "2000"
};
string tests32iNOc[] = {
"rv32i/I-MISALIGN_JMP-01","2000"
};
string tests32i[] = {
//"rv32i/WALLY-PIPELINE-100K", "10a800",
"rv32i/I-ADD-01", "2000",
"rv32i/I-ADDI-01","2000",
"rv32i/I-AND-01","2000",
"rv32i/I-ANDI-01","2000",
"rv32i/I-AUIPC-01","2000",
"rv32i/I-BEQ-01","3000",
"rv32i/I-BGE-01","3000",
"rv32i/I-BGEU-01","3000",
"rv32i/I-BLT-01","3000",
"rv32i/I-BLTU-01","3000",
"rv32i/I-BNE-01","3000",
"rv32i/I-DELAY_SLOTS-01","2000",
"rv32i/I-EBREAK-01","2000",
"rv32i/I-ECALL-01","2000",
"rv32i/I-ENDIANESS-01","2010",
"rv32i/I-IO-01","2030rv",
"rv32i/I-JAL-01","3000",
"rv32i/I-JALR-01","3000",
"rv32i/I-LB-01","3020",
"rv32i/I-LBU-01","3020",
"rv32i/I-LH-01","3050",
"rv32i/I-LHU-01","3050",
"rv32i/I-LUI-01","2000",
"rv32i/I-LW-01","3110",
"rv32i/I-MISALIGN_LDST-01","2010",
"rv32i/I-NOP-01","2000",
"rv32i/I-OR-01","2000",
"rv32i/I-ORI-01","2000",
"rv32i/I-RF_size-01","2000",
"rv32i/I-RF_width-01","2000",
"rv32i/I-RF_x0-01","2010",
"rv32i/I-SB-01","3000",
"rv32i/I-SH-01","3000",
"rv32i/I-SLL-01","2000",
"rv32i/I-SLLI-01","2000",
"rv32i/I-SLT-01","2000",
"rv32i/I-SLTI-01","2000",
"rv32i/I-SLTIU-01","2000",
"rv32i/I-SLTU-01","2000",
"rv32i/I-SRA-01","2000",
"rv32i/I-SRAI-01","2000",
"rv32i/I-SRL-01","2000",
"rv32i/I-SRLI-01","2000",
"rv32i/I-SUB-01","2000",
"rv32i/I-SW-01","3000",
"rv32i/I-XOR-01","2000",
"rv32i/I-XORI-01","2000",
"rv32i/WALLY-ADD", "3000",
"rv32i/WALLY-SUB", "3000",
"rv32i/WALLY-ADDI", "2000",
"rv32i/WALLY-ANDI", "2000",
"rv32i/WALLY-ORI", "2000",
"rv32i/WALLY-XORI", "2000",
"rv32i/WALLY-SLTI", "2000",
"rv32i/WALLY-SLTIU", "2000",
"rv32i/WALLY-SLLI", "2000",
"rv32i/WALLY-SRLI", "2000",
"rv32i/WALLY-SRAI", "2000",
"rv32i/WALLY-LOAD", "11c00",
"rv32i/WALLY-SUB", "3000",
"rv32i/WALLY-STORE", "2000",
"rv32i/WALLY-JAL", "3000",
"rv32i/WALLY-JALR", "2000",
"rv32i/WALLY-BEQ" ,"4000",
"rv32i/WALLY-BNE", "4000 ",
"rv32i/WALLY-BLTU", "4000 ",
"rv32i/WALLY-BLT", "4000",
"rv32i/WALLY-BGE", "4000 ",
"rv32i/WALLY-BGEU", "4000 ",
"rv32i/WALLY-CSRRW", "3000",
"rv32i/WALLY-CSRRS", "3000",
"rv32i/WALLY-CSRRC", "4000",
"rv32i/WALLY-CSRRWI", "3000",
"rv32i/WALLY-CSRRSI", "3000",
"rv32i/WALLY-CSRRCI", "3000"
};
string testsBP64[] = '{
"rv64BP/blink-led", "10000"
/* -----\/----- EXCLUDED -----\/-----
"rv64BP/simple", "10000",
"rv64BP/mmm", "1000000",
"rv64BP/linpack_bench", "1000000",
"rv64BP/sieve", "1000000",
"rv64BP/qsort", "1000000",
"rv64BP/dhrystone", "1000000"
-----/\----- EXCLUDED -----/\----- */
};
string tests64p[] = '{
"rv64p/WALLY-MSTATUS", "2000",
"rv64p/WALLY-MCAUSE", "3000",
"rv64p/WALLY-SCAUSE", "2000",
"rv64p/WALLY-MEPC", "5000",
"rv64p/WALLY-SEPC", "4000",
"rv64p/WALLY-MTVAL", "6000",
"rv64p/WALLY-STVAL", "4000",
"rv64p/WALLY-MTVEC", "2000",
"rv64p/WALLY-STVEC", "2000",
"rv64p/WALLY-MARCHID", "4000",
"rv64p/WALLY-MIMPID", "4000",
"rv64p/WALLY-MHARTID", "4000",
"rv64p/WALLY-MVENDORID", "4000",
"rv64p/WALLY-MIE", "3000",
"rv64p/WALLY-MEDELEG", "4000",
"rv64p/WALLY-IP", "2000",
"rv64p/WALLY-CSR-PERMISSIONS-M", "5000",
"rv64p/WALLY-CSR-PERMISSIONS-S", "3000"
};
string tests32p[] = '{
"rv32p/WALLY-MSTATUS", "2000",
"rv32p/WALLY-MCAUSE", "3000",
"rv32p/WALLY-SCAUSE", "2000",
"rv32p/WALLY-MEPC", "5000",
"rv32p/WALLY-SEPC", "4000",
"rv32p/WALLY-MTVAL", "5000",
"rv32p/WALLY-STVAL", "4000",
"rv32p/WALLY-MARCHID", "4000",
"rv32p/WALLY-MIMPID", "4000",
"rv32p/WALLY-MHARTID", "4000",
"rv32p/WALLY-MVENDORID", "4000",
"rv32p/WALLY-MTVEC", "2000",
"rv32p/WALLY-STVEC", "2000",
"rv32p/WALLY-MIE", "3000",
"rv32p/WALLY-MEDELEG", "4000",
"rv32p/WALLY-IP", "3000",
"rv32p/WALLY-CSR-PERMISSIONS-M", "5000",
"rv32p/WALLY-CSR-PERMISSIONS-S", "3000"
};
string tests64periph[] = '{
"rv64i-periph/WALLY-PERIPH", "2000"
};
string tests32periph[] = '{
"rv32i-periph/WALLY-PLIC", "2080"
};
string tests[];
string ProgramAddrMapFile, ProgramLabelMapFile;
logic [`AHBW-1:0] HRDATAEXT;
logic HREADYEXT, HRESPEXT;
logic [31:0] HADDR;
logic [`AHBW-1:0] HWDATA;
logic HWRITE;
logic [2:0] HSIZE;
logic [2:0] HBURST;
logic [3:0] HPROT;
logic [1:0] HTRANS;
logic HMASTLOCK;
logic HCLK, HRESETn;
logic [`XLEN-1:0] PCW;
logic DCacheFlushDone, DCacheFlushStart;
flopenr #(`XLEN) PCWReg(clk, reset, ~dut.hart.ieu.dp.StallW, dut.hart.ifu.PCM, PCW);
flopenr #(32) InstrWReg(clk, reset, ~dut.hart.ieu.dp.StallW, dut.hart.ifu.InstrM, InstrW);
// check assertions for a legal configuration
riscvassertions riscvassertions();
logging logging(clk, reset, dut.uncore.HADDR, dut.uncore.HTRANS);
// pick tests based on modes supported
initial begin
if (`XLEN == 64) begin // RV64
if (`TESTSBP) begin
tests = testsBP64;
// testsbp should not run the other tests. It starts at address 0 rather than
// 0x8000_0000, the next if must remain an else if.
end else if (TESTSPERIPH)
tests = tests64periph;
else if (TESTSPRIV)
tests = tests64p;
else begin
tests = {tests64p,tests64i, tests64periph};
if (`C_SUPPORTED) tests = {tests, tests64ic};
else tests = {tests, tests64iNOc};
if (`M_SUPPORTED) tests = {tests, tests64m};
if (`F_SUPPORTED) tests = {tests64f, tests};
if (`D_SUPPORTED) tests = {tests64d, tests};
if (`MEM_VIRTMEM) tests = {tests64mmu, tests};
if (`A_SUPPORTED) tests = {tests64a, tests};
end
//tests = {tests64a, tests};
end else begin // RV32
// *** add the 32 bit bp tests
if (TESTSPERIPH)
tests = tests32periph;
else if (TESTSPRIV)
tests = tests32p;
else begin
tests = {tests32i, tests32p};//,tests32periph}; *** broken at the moment
if (`C_SUPPORTED % 2 == 1) tests = {tests, tests32ic};
else tests = {tests, tests32iNOc};
if (`M_SUPPORTED % 2 == 1) tests = {tests, tests32m};
if (`F_SUPPORTED) tests = {tests32f, tests};
if (`MEM_VIRTMEM) tests = {tests32mmu, tests};
if (`A_SUPPORTED) tests = {tests32a, tests};
end
end
end
string signame, memfilename, romfilename;
logic [31:0] GPIOPinsIn, GPIOPinsOut, GPIOPinsEn;
logic UARTSin, UARTSout;
// instantiate device to be tested
assign GPIOPinsIn = 0;
assign UARTSin = 1;
assign HREADYEXT = 1;
assign HRESPEXT = 0;
assign HRDATAEXT = 0;
wallypipelinedsoc dut(.*);
// Track names of instructions
instrTrackerTB it(clk, reset, dut.hart.ieu.dp.FlushE,
dut.hart.ifu.icache.FinalInstrRawF,
dut.hart.ifu.InstrD, dut.hart.ifu.InstrE,
dut.hart.ifu.InstrM, dut.hart.ifu.InstrW,
InstrFName, InstrDName, InstrEName, InstrMName, InstrWName);
// initialize tests
localparam integer MemStartAddr = `TIM_BASE>>(1+`XLEN/32);
localparam integer MemEndAddr = (`TIM_RANGE+`TIM_BASE)>>1+(`XLEN/32);
initial
begin
test = 0;
totalerrors = 0;
testadr = 0;
// fill memory with defined values to reduce Xs in simulation
// Quick note the memory will need to be initialized. The C library does not
// guarantee the initialized reads. For example a strcmp can read 6 byte
// strings, but uses a load double to read them in. If the last 2 bytes are
// not initialized the compare results in an 'x' which propagates through
// the design.
if (`XLEN == 32) meminit = 32'hFEDC0123;
else meminit = 64'hFEDCBA9876543210;
// *** broken because DTIM also drives RAM
/* -----\/----- EXCLUDED -----\/-----
if (`TESTSBP) begin
for (i=MemStartAddr; i<MemEndAddr; i = i+1) begin
dut.uncore.dtim.RAM[i] = meminit;
end
end
-----/\----- EXCLUDED -----/\----- */
// read test vectors into memory
memfilename = {"../../imperas-riscv-tests/work/", tests[test], ".elf.memfile"};
romfilename = {"../../imperas-riscv-tests/work/rv64BP/blink-led.memfile"};
$readmemh(memfilename, dut.uncore.dtim.RAM);
$readmemh(romfilename, dut.uncore.bootdtim.bootdtim.RAM);
ProgramAddrMapFile = {"../../imperas-riscv-tests/work/", tests[test], ".elf.objdump.addr"};
ProgramLabelMapFile = {"../../imperas-riscv-tests/work/", tests[test], ".elf.objdump.lab"};
$display("Read memfile %s", memfilename);
reset = 1; # 42; reset = 0;
end
// generate clock to sequence tests
always
begin
clk = 1; # 5; clk = 0; # 5;
end
// check results
always @(negedge clk)
begin
/* -----\/----- EXCLUDED -----\/-----
if (dut.hart.priv.EcallFaultM &&
(dut.hart.ieu.dp.regf.rf[3] == 1 ||
(dut.hart.ieu.dp.regf.we3 &&
dut.hart.ieu.dp.regf.a3 == 3 &&
dut.hart.ieu.dp.regf.wd3 == 1))) begin
-----/\----- EXCLUDED -----/\----- */
if (DCacheFlushDone) begin
//$display("Code ended with ecall with gp = 1");
#600; // give time for instructions in pipeline to finish
// clear signature to prevent contamination from previous tests
for(i=0; i<SIGNATURESIZE; i=i+1) begin
sig32[i] = 'bx;
end
// read signature, reformat in 64 bits if necessary
signame = {"../../imperas-riscv-tests/work/", tests[test], ".signature.output"};
$readmemh(signame, sig32);
i = 0;
while (i < SIGNATURESIZE) begin
if (`XLEN == 32) begin
signature[i] = sig32[i];
i = i+1;
end else begin
signature[i/2] = {sig32[i+1], sig32[i]};
i = i + 2;
end
if (sig32[i-1] === 'bx) begin
if (i == 1) begin
i = SIGNATURESIZE+1; // flag empty file
$display(" Error: empty test file");
end else i = SIGNATURESIZE; // skip over the rest of the x's for efficiency
end
end
// Check errors
errors = (i == SIGNATURESIZE+1); // error if file is empty
i = 0;
testadr = (`TIM_BASE+tests[test+1].atohex())/(`XLEN/8);
/* verilator lint_off INFINITELOOP */
while (signature[i] !== 'bx) begin
//$display("signature[%h] = %h", i, signature[i]);
if (signature[i] !== dut.uncore.dtim.RAM[testadr+i] &&
(signature[i] !== DCacheFlushFSM.ShadowRAM[testadr+i])) begin
if (signature[i+4] !== 'bx || signature[i] !== 32'hFFFFFFFF) begin
// report errors unless they are garbage at the end of the sim
// kind of hacky test for garbage right now
errors = errors+1;
$display(" Error on test %s result %d: adr = %h sim (D$) %h sim (TIM) = %h, signature = %h",
tests[test], i, (testadr+i)*(`XLEN/8), DCacheFlushFSM.ShadowRAM[testadr+i], dut.uncore.dtim.RAM[testadr+i], signature[i]);
$stop;//***debug
end
end
i = i + 1;
end
/* verilator lint_on INFINITELOOP */
if (errors == 0) begin
$display("%s succeeded. Brilliant!!!", tests[test]);
end
else begin
$display("%s failed with %d errors. :(", tests[test], errors);
totalerrors = totalerrors+1;
end
test = test + 2;
if (test == tests.size()) begin
if (totalerrors == 0) $display("SUCCESS! All tests ran without failures.");
else $display("FAIL: %d test programs had errors", totalerrors);
$stop;
end
else begin
memfilename = {"../../imperas-riscv-tests/work/", tests[test], ".elf.memfile"};
$readmemh(memfilename, dut.uncore.dtim.RAM);
$display("Read memfile %s", memfilename);
ProgramAddrMapFile = {"../../imperas-riscv-tests/work/", tests[test], ".elf.objdump.addr"};
ProgramLabelMapFile = {"../../imperas-riscv-tests/work/", tests[test], ".elf.objdump.lab"};
reset = 1; # 17; reset = 0;
end
end
end // always @ (negedge clk)
// track the current function or global label
if (DEBUG == 1) begin : FunctionName
FunctionName FunctionName(.reset(reset),
.clk(clk),
.ProgramAddrMapFile(ProgramAddrMapFile),
.ProgramLabelMapFile(ProgramLabelMapFile));
end
assign DCacheFlushStart = dut.hart.priv.EcallFaultM &&
(dut.hart.ieu.dp.regf.rf[3] == 1 ||
(dut.hart.ieu.dp.regf.we3 &&
dut.hart.ieu.dp.regf.a3 == 3 &&
dut.hart.ieu.dp.regf.wd3 == 1));
DCacheFlushFSM DCacheFlushFSM(.clk(clk),
.reset(reset),
.start(DCacheFlushStart),
.done(DCacheFlushDone));
generate
// initialize the branch predictor
if (`BPRED_ENABLED == 1) begin : bpred
initial begin
$readmemb(`TWO_BIT_PRELOAD, dut.hart.ifu.bpred.bpred.Predictor.DirPredictor.PHT.memory);
$readmemb(`BTB_PRELOAD, dut.hart.ifu.bpred.bpred.TargetPredictor.memory.memory);
end
end
endgenerate
endmodule
module riscvassertions();
// Legal number of PMP entries are 0, 16, or 64
initial begin
assert (`PMP_ENTRIES == 0 || `PMP_ENTRIES==16 || `PMP_ENTRIES==64) else $error("Illegal number of PMP entries: PMP_ENTRIES must be 0, 16, or 64");
assert (`F_SUPPORTED || ~`D_SUPPORTED) else $error("Can't support double without supporting float");
assert (`XLEN == 64 || ~`D_SUPPORTED) else $error("Wally does not yet support D extensions on RV32");
assert (`DCACHE_WAYSIZEINBYTES <= 4096 || `MEM_DCACHE == 0 || `MEM_VIRTMEM == 0) else $error("DCACHE_WAYSIZEINBYTES cannot exceed 4 KiB when caches and vitual memory is enabled (to prevent aliasing)");
assert (`DCACHE_BLOCKLENINBITS >= 128 || `MEM_DCACHE == 0) else $error("DCACHE_BLOCKLENINBITS must be at least 128 when caches are enabled");
assert (`DCACHE_BLOCKLENINBITS < `DCACHE_WAYSIZEINBYTES*8) else $error("DCACHE_BLOCKLENINBITS must be smaller than way size");
assert (`ICACHE_WAYSIZEINBYTES <= 4096 || `MEM_ICACHE == 0 || `MEM_VIRTMEM == 0) else $error("ICACHE_WAYSIZEINBYTES cannot exceed 4 KiB when caches and vitual memory is enabled (to prevent aliasing)");
assert (`ICACHE_BLOCKLENINBITS >= 32 || `MEM_ICACHE == 0) else $error("ICACHE_BLOCKLENINBITS must be at least 32 when caches are enabled");
assert (`ICACHE_BLOCKLENINBITS < `ICACHE_WAYSIZEINBYTES*8) else $error("ICACHE_BLOCKLENINBITS must be smaller than way size");
assert (2**$clog2(`DCACHE_BLOCKLENINBITS) == `DCACHE_BLOCKLENINBITS) else $error("DCACHE_BLOCKLENINBITS must be a power of 2");
assert (2**$clog2(`DCACHE_WAYSIZEINBYTES) == `DCACHE_WAYSIZEINBYTES) else $error("DCACHE_WAYSIZEINBYTES must be a power of 2");
assert (2**$clog2(`ICACHE_BLOCKLENINBITS) == `ICACHE_BLOCKLENINBITS) else $error("ICACHE_BLOCKLENINBITS must be a power of 2");
assert (2**$clog2(`ICACHE_WAYSIZEINBYTES) == `ICACHE_WAYSIZEINBYTES) else $error("ICACHE_WAYSIZEINBYTES must be a power of 2");
assert (`ICACHE_NUMWAYS == 1 || `MEM_ICACHE == 0) else $warning("Multiple Instruction Cache ways not yet implemented");
assert (2**$clog2(`ITLB_ENTRIES) == `ITLB_ENTRIES) else $error("ITLB_ENTRIES must be a power of 2");
assert (2**$clog2(`DTLB_ENTRIES) == `DTLB_ENTRIES) else $error("DTLB_ENTRIES must be a power of 2");
assert (`TIM_RANGE >= 56'h07FFFFFF) else $error("Some regression tests will fail if TIM_RANGE is less than 56'h07FFFFFF");
end
endmodule
/* verilator lint_on STMTDLY */
/* verilator lint_on WIDTH */
module DCacheFlushFSM
(input logic clk,
input logic reset,
input logic start,
output logic done);
localparam integer numlines = testbench.dut.hart.lsu.dcache.NUMLINES;
localparam integer numways = testbench.dut.hart.lsu.dcache.NUMWAYS;
localparam integer blockbytelen = testbench.dut.hart.lsu.dcache.BLOCKBYTELEN;
localparam integer numwords = testbench.dut.hart.lsu.dcache.BLOCKLEN/`XLEN;
localparam integer lognumlines = $clog2(numlines);
localparam integer logblockbytelen = $clog2(blockbytelen);
localparam integer lognumways = $clog2(numways);
localparam integer tagstart = lognumlines + logblockbytelen;
genvar index, way, cacheWord;
logic [`XLEN-1:0] CacheData [numways-1:0] [numlines-1:0] [numwords-1:0];
logic [`XLEN-1:0] CacheTag [numways-1:0] [numlines-1:0] [numwords-1:0];
logic CacheValid [numways-1:0] [numlines-1:0] [numwords-1:0];
logic CacheDirty [numways-1:0] [numlines-1:0] [numwords-1:0];
logic [`PA_BITS-1:0] CacheAdr [numways-1:0] [numlines-1:0] [numwords-1:0];
genvar adr;
logic [`XLEN-1:0] ShadowRAM[`TIM_BASE>>(1+`XLEN/32):(`TIM_RANGE+`TIM_BASE)>>1+(`XLEN/32)];
generate
for(index = 0; index < numlines; index++) begin
for(way = 0; way < numways; way++) begin
for(cacheWord = 0; cacheWord < numwords; cacheWord++) begin
copyShadow #(.tagstart(tagstart),
.logblockbytelen(logblockbytelen))
copyShadow(.clk,
.start,
.tag(testbench.dut.hart.lsu.dcache.MemWay[way].CacheTagMem.StoredData[index]),
.valid(testbench.dut.hart.lsu.dcache.MemWay[way].ValidBits[index]),
.dirty(testbench.dut.hart.lsu.dcache.MemWay[way].DirtyBits[index]),
.data(testbench.dut.hart.lsu.dcache.MemWay[way].word[cacheWord].CacheDataMem.StoredData[index]),
.index(index),
.cacheWord(cacheWord),
.CacheData(CacheData[way][index][cacheWord]),
.CacheAdr(CacheAdr[way][index][cacheWord]),
.CacheTag(CacheTag[way][index][cacheWord]),
.CacheValid(CacheValid[way][index][cacheWord]),
.CacheDirty(CacheDirty[way][index][cacheWord]));
end
end
end
endgenerate
integer i, j, k;
always @(posedge clk) begin
if (start) begin #1
#1
for(i = 0; i < numlines; i++) begin
for(j = 0; j < numways; j++) begin
for(k = 0; k < numwords; k++) begin
if (CacheValid[j][i][k] && CacheDirty[j][i][k]) begin
ShadowRAM[CacheAdr[j][i][k] >> $clog2(`XLEN/8)] = CacheData[j][i][k];
end
end
end
end
end
end
flop #(1) doneReg(.clk(clk),
.d(start),
.q(done));
endmodule
module copyShadow
#(parameter tagstart, logblockbytelen)
(input logic clk,
input logic start,
input logic [`PA_BITS-1:tagstart] tag,
input logic valid, dirty,
input logic [`XLEN-1:0] data,
input logic [32-1:0] index,
input logic [32-1:0] cacheWord,
output logic [`XLEN-1:0] CacheData,
output logic [`PA_BITS-1:0] CacheAdr,
output logic [`XLEN-1:0] CacheTag,
output logic CacheValid,
output logic CacheDirty);
always_ff @(posedge clk) begin
if(start) begin
CacheTag = tag;
CacheValid = valid;
CacheDirty = dirty;
CacheData = data;
CacheAdr = (tag << tagstart) + (index << logblockbytelen) + (cacheWord << $clog2(`XLEN/8));
end
end
endmodule
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