debug.sh

#!/bin/bash

set -ex

if [ $(sysctl -n kernel.yama.ptrace_scope) -ne 0 ]; then
	echo 'Run `sudo sysctl -w kernel.yama.ptrace_scope=0`'
	exit 1
fi

if [ -n "$(pgrep qemu-system)" ]; then
	echo 'Multiple qemu instances running, prioritize lappis'
	exit 1
fi

cat /dev/null > /tmp/serial.log
cat /dev/null > /tmp/serial.raw
kitty --class lappis-serial-raw -e tail -f /tmp/serial.raw &
kitty --class lappis-serial-log -e tail -f /tmp/serial.log &

kitty --class lappis-qemu \
	qemu-system-x86_64 \
		-cpu qemu64,+smep,+smap \
		-no-reboot \
		-no-shutdown \
		-S \
		-gdb tcp::1234 \
		-d int \
		-m size=4G \
		-monitor stdio \
		-serial file:/tmp/serial.log \
		-serial file:/tmp/serial.raw \
		-drive media=disk,index=0,file=bin/zipfs.img,format=raw,if=ide \
		-cdrom bin/kernel.iso &

sleep 1

kitty --class lappis-gdb -e gdb \
	--quiet \
	-command=debug.gdb

ps ax | grep kitty | grep lappis-serial-log | awk '{print $1}' | xargs kill
ps ax | grep kitty | grep lappis-serial-raw | awk '{print $1}' | xargs kill
ps ax | grep kitty | grep lappis-qemu       | awk '{print $1}' | xargs kill