#!/usr/bin/env bash

if [ -z "$KUT_STANDALONE" ]; then
	if [ ! -f config.mak ]; then
		echo "run ./configure && make first. See ./configure -h"
		exit 2
	fi
	source config.mak
	source scripts/arch-run.bash
fi

# Allow user overrides of some config.mak variables
mach=$MACHINE_OVERRIDE
qemu_cpu=$TARGET_CPU_OVERRIDE
firmware=$FIRMWARE_OVERRIDE

: "${mach:=virt}"
: "${qemu_cpu:=$TARGET_CPU}"
: "${qemu_cpu:=$DEFAULT_QEMU_CPU}"
: "${firmware:=$FIRMWARE}"
[ "$firmware" ] && firmware="-bios $firmware"

set_qemu_accelerator || exit $?
[ "$ACCEL" = "kvm" ] && QEMU_ARCH=$HOST
acc="-accel $ACCEL$ACCEL_PROPS"

qemu=$(search_qemu_binary) || exit $?
if [ "$mach" = 'virt' ] && ! $qemu -machine '?' | grep -q 'RISC-V VirtIO board'; then
	echo "$qemu doesn't support mach-virt ('-machine virt'). Exiting."
	exit 2
fi
mach="-machine $mach"

command="$qemu -nodefaults -nographic -serial mon:stdio"
command+=" $mach $acc $firmware -cpu $qemu_cpu "
command="$(migration_cmd) $(timeout_cmd) $command"

if [ "$UEFI_SHELL_RUN" = "y" ]; then
	ENVIRON_DEFAULT=n run_qemu_status $command "$@"
else
	# We return the exit code via stdout, not via the QEMU return code
	run_qemu_status $command -kernel "$@"
fi