cc9cde9bfe
GDB works far better now with QEMU's `-S` flag. No longer does it complain about changing the target from 32 to 64 bits. Get rid of the old `waiting` loop and `sleep` call in the GDB config for the kernel. Tags: debugging
72 lines
1.4 KiB
Bash
Executable File
72 lines
1.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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build="$(dirname $0)/build"
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assets="$(dirname $0)/assets"
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debug=""
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debugtarget="${build}/jsix.elf"
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flash_name="ovmf_vars"
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gfx="-nographic"
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kvm=""
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cpu="Broadwell,+pdpe1gb"
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for arg in $@; do
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case "${arg}" in
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--debugboot)
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debug="-s -S"
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debugtarget="${build}/boot/boot.efi"
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flash_name="ovmf_vars_d"
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;;
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--debug)
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debug="-s -S"
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flash_name="ovmf_vars_d"
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;;
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--gfx)
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gfx=""
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;;
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--kvm)
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kvm="-enable-kvm"
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cpu="host"
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;;
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*)
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build="${arg}"
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;;
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esac
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done
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if [[ ! -c /dev/kvm ]]; then
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kvm=""
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fi
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if ! ninja -C "${build}"; then
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exit 1
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fi
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if [[ -n $TMUX ]]; then
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if [[ -n $debug ]]; then
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tmux split-window -h "gdb ${debugtarget}" &
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else
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tmux split-window -l 10 "sleep 1; telnet localhost 45454" &
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fi
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elif [[ $DESKTOP_SESSION = "i3" ]]; then
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if [[ -n $debug ]]; then
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i3-msg exec i3-sensible-terminal -- -e "gdb ${PWD}/${build}/jsix.elf" &
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else
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i3-msg exec i3-sensible-terminal -- -e 'telnet localhost 45454' &
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fi
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fi
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exec qemu-system-x86_64 \
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-drive "if=pflash,format=raw,readonly,file=${assets}/ovmf/x64/ovmf_code.fd" \
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-drive "if=pflash,format=raw,file=${build}/${flash_name}.fd" \
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-drive "format=raw,file=${build}/jsix.img" \
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-device "isa-debug-exit,iobase=0xf4,iosize=0x04" \
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-monitor telnet:localhost:45454,server,nowait \
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-smp 4 \
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-m 512 \
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-d mmu,int,guest_errors \
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-D jsix.log \
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-cpu "${cpu}" \
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-M q35 \
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-no-reboot \
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$gfx $kvm $debug
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