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optionally output GDB-formatted instruction list to main buildroot folder

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bbracker 2021-07-03 17:25:19 -04:00
parent 66692af57c
commit 17ef10568f
2 changed files with 9 additions and 4 deletions
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7
wally-pipelined/linux-testgen/logAllBuildroot.sh
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@ -21,11 +21,12 @@
# - Logs parse_qemu.py's simulated gdb output to qemu_in_gdb_format.txt
#cat qemu_output.txt | ./parse_qemu.py >qemu_in_gdb_format.txt
#cat qemu_output.txt | ./parse_qemu.py | ./parse_gdb_output.py "/courses/e190ax/buildroot_boot/"
# Uncomment this version in case you just want to have qemu_in_gdb_format.txt around
# It is often helpful for general debugging
#(qemu-system-riscv64 -M virt -nographic -bios /courses/e190ax/qemu_sim/rv64_initrd/buildroot_experimental/output/images/fw_jump.elf -kernel /courses/e190ax/qemu_sim/rv64_initrd/buildroot_experimental/output/images/Image -append "root=/dev/vda ro" -initrd /courses/e190ax/qemu_sim/rv64_initrd/buildroot_experimental/output/images/rootfs.cpio -d nochain,cpu,in_asm -serial /dev/null -singlestep -s -S 2>&1 >/dev/null | ./parse_qemu.py >qemu_in_gdb_format.txt) & riscv64-unknown-elf-gdb -x gdbinit_qemulog
(qemu-system-riscv64 -M virt -nographic -bios /courses/e190ax/qemu_sim/rv64_initrd/buildroot_experimental/output/images/fw_jump.elf -kernel /courses/e190ax/qemu_sim/rv64_initrd/buildroot_experimental/output/images/Image -append "root=/dev/vda ro" -initrd /courses/e190ax/qemu_sim/rv64_initrd/buildroot_experimental/output/images/rootfs.cpio -d nochain,cpu,in_asm -serial /dev/null -singlestep -s -S 2>&1 >/dev/null | ./parse_qemu.py >/courses/e190ax/buildroot_boot/qemu_in_gdb_format.txt) & riscv64-unknown-elf-gdb -x gdbinit_qemulog
# Split qemu_in_gdb_format.txt into chunks of 100,000 instructions for easier inspection
#cd /courses/e190ax/buildroot_boot
#split -d -l 5600000 qemu_in_gdb_format.txt --verbose
# Uncomment this version for parse_gdb_output.py debugging
@ -36,4 +37,4 @@
# =========== Just Do the Thing ==========
# Uncomment this version for the whole thing
# - Logs info needed by buildroot testbench
(qemu-system-riscv64 -M virt -nographic -bios /courses/e190ax/qemu_sim/rv64_initrd/buildroot_experimental/output/images/fw_jump.elf -kernel /courses/e190ax/qemu_sim/rv64_initrd/buildroot_experimental/output/images/Image -append "root=/dev/vda ro" -initrd /courses/e190ax/qemu_sim/rv64_initrd/buildroot_experimental/output/images/rootfs.cpio -d nochain,cpu,in_asm -serial /dev/null -singlestep -s -S 2>&1 >/dev/null | ./parse_qemu.py | ./parse_gdb_output.py "/courses/e190ax/buildroot_boot_new/") & riscv64-unknown-elf-gdb -x gdbinit_qemulog
#(qemu-system-riscv64 -M virt -nographic -bios /courses/e190ax/qemu_sim/rv64_initrd/buildroot_experimental/output/images/fw_jump.elf -kernel /courses/e190ax/qemu_sim/rv64_initrd/buildroot_experimental/output/images/Image -append "root=/dev/vda ro" -initrd /courses/e190ax/qemu_sim/rv64_initrd/buildroot_experimental/output/images/rootfs.cpio -d nochain,cpu,in_asm -serial /dev/null -singlestep -s -S 2>&1 >/dev/null | ./parse_qemu.py | ./parse_gdb_output.py "/courses/e190ax/buildroot_boot_new/") & riscv64-unknown-elf-gdb -x gdbinit_qemulog

6
wally-pipelined/linux-testgen/parse_qemu.py
View File

@ -9,9 +9,10 @@ pageFaultCSRs = {}
regs = {}
pageFaultRegs = {}
instrs = {}
instrCount = 0
def printPC(l):
global parseState, inPageFault, CSRs, pageFaultCSRs, regs, pageFaultCSRs, instrs
global parseState, inPageFault, CSRs, pageFaultCSRs, regs, pageFaultCSRs, instrs, instrCount
if not inPageFault:
inst = l.split()
if len(inst) > 3:
@ -19,6 +20,9 @@ def printPC(l):
else:
print(f'=> {inst[1]}:\t{inst[2]}')
print(f'{inst[0]} 0x{inst[1]}')
instrCount += 1
if ((instrCount % 100000) == 0):
sys.stderr.write("QEMU parser reached "+str(instrCount)+" instrs\n")
def printCSRs():
global parseState, inPageFault, CSRs, pageFaultCSRs, regs, pageFaultCSRs, instrs