aha480
119 lines
3.2 KiB
Bash
Executable File
119 lines
3.2 KiB
Bash
Executable File
#!/bin/bash
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# Script originally written by zxq5, I added separate scripts to remove `jq` dependency.
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script_dir=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &>/dev/null && pwd)
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source $script_dir/build.sh
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# Error handling
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set -e
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trap 'echo -e "${RED}${BOLD}error${NC}: build failed" >&2' ERR
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echo -e "${GREEN}${BOLD} Running kernel in debug mode."
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# Check if KVM is available
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if [ "${KVM_FLAG:-enable}" = "disable" ]; then
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warning "KVM acceleration disabled by user"
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kvm_flag=""
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elif [ -c "/dev/kvm" ] && [ -w "/dev/kvm" ]; then
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info "KVM acceleration enabled"
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kvm_flag="-enable-kvm"
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else
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warning "KVM acceleration not available (is kvm module loaded?)"
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kvm_flag=""
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fi
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# Enable using GDB with $USE_GDB.
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if [ $USE_GDB ]; then
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debug_flags="-s -S"
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else
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debug_flags=""
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fi
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# Set up test-specific flags
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if [ $is_test -eq 1 ]; then
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test_flags="-device isa-debug-exit,iobase=0xf4,iosize=0x04 -display none"
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serial_flags="-serial stdio"
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else
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test_flags=""
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# serial_flags="-serial tcp:127.0.0.1:1234,server -monitor telnet:127.0.0.1:1235,server"
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serial_flags="-serial stdio"
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fi
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# Set up VM memory
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if [ $VM_MEMORY ]; then
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vm_memory_flag="-m $VM_MEMORY"
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else
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vm_memory_flag="-m 2G"
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fi
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# Set up boot flags
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if [ $USE_LEGACY_BIOS ]; then
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boot_flags=""
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else
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# Check for the presence of the OVMF firmware.
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if [ ! -f $build_dir/RELEASEX64_OVMF_CODE.fd ]; then
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info "Downloading OVMF UEFI firmware for QEMU"
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info "To disable this, set USE_LEGACY_BIOS=1."
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pushd $build_dir
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curl https://retrage.github.io/edk2-nightly/bin/RELEASEX64_OVMF_CODE.fd -LO || error "failed to download OVMF firmware for UEFI"
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curl https://retrage.github.io/edk2-nightly/bin/RELEASEX64_OVMF_VARS.fd -LO || error "failed to download OVMF firmware for UEFI"
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popd
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fi
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boot_flags="-drive if=pflash,format=raw,readonly=on,file=$build_dir/RELEASEX64_OVMF_CODE.fd \
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-drive if=pflash,format=raw,file=$build_dir/RELEASEX64_OVMF_VARS.fd"
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fi
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# Run in QEMU
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if [[ ${QEMU_FLAGS} == *-S* ]]; then
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info "Running OS in QEMU with GDB debugging enabled"
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info "To connect GDB, run: gdb"
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info "At the GDB prompt, type: target remote localhost:1234"
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else
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info "Running OS in QEMU..."
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fi
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check_test_res() {
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qemu_exit_code=$?
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if [ $qemu_exit_code -eq 33 ]; then
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# Success case (0x10 << 1) | 1 = 33
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info "All tests passed"
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exit 0
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elif [ $qemu_exit_code -eq 35 ]; then
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# Failure case (0x11 << 1) | 1 = 35
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warning "Some tests failed"
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exit 1
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else
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# Any other exit code is treated as a failure
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warning "Some tests failed"
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exit 1
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fi
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}
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trap 'check_test_res "tests completed"' ERR
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# NOTE(ali): For some reason the values in `boot_flags` were causing issues
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# on WSL, so they've been eradicated.
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systemInfo=$(uname -r)
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if [[ $systemInfo == *"WSL"* ]]; then
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echo "Running on WSL2"
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boot_flags=""
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fi
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cd "$project_root"
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qemu-system-x86_64 -M q35 \
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-cdrom "$build_dir/image.iso" \
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${kvm_flag} \
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-boot d \
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${vm_memory_flag} \
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${serial_flags} \
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-no-reboot \
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${test_flags} \
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${debug_flags} \
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${boot_flags} \
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${QEMU_FLAGS:-}
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