x86/run

#!/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
	source scripts/vmm.bash
fi

set_qemu_accelerator || exit $?

qemu=$(search_qemu_binary) ||
	exit $?

if ! ${qemu} -device '?' 2>&1 | grep -F -e \"testdev\" -e \"pc-testdev\" > /dev/null;
then
    echo "No Qemu test device support found"
    exit 2
fi

if
	${qemu} -device '?' 2>&1 | grep -F "pci-testdev" > /dev/null;
then
	pci_testdev="-device pci-testdev"
else
	pci_testdev=""
fi

if
	${qemu} -device '?' 2>&1 | grep -F "pc-testdev" > /dev/null;
then
	pc_testdev="-device pc-testdev -device isa-debug-exit,iobase=0xf4,iosize=0x4"
else
	pc_testdev="-device testdev,chardev=testlog -chardev file,id=testlog,path=msr.out"
fi

# Discard lost ticks from the Programmable Interval Timer (PIT, a.k.a 8254), as
# enabling KVM's re-injection mode inhibits (x2)AVIC, i.e. prevents validating
# (x2)AVIC.  Note, the realmode test relies on the PIT, but not re-injection.
pit="-global kvm-pit.lost_tick_policy=discard"

command="${qemu} --no-reboot -nodefaults $pit $pc_testdev -display none -serial stdio $pci_testdev"
command+=" -machine accel=$ACCEL$ACCEL_PROPS"
if [ "${CONFIG_EFI}" != y ]; then
	command+=" -kernel"
fi
command="$(timeout_cmd) $command"

if [ "${CONFIG_EFI}" = y ]; then
	# Set ENVIRON_DEFAULT=n to remove '-initrd' flag for QEMU (see
	# 'scripts/arch-run.bash' for more details). This is because when using
	# UEFI, the test case binaries are passed to QEMU through the disk
	# image, not through the '-kernel' flag. And QEMU reports an error if it
	# gets '-initrd' without a '-kernel'
	ENVIRON_DEFAULT=n run_test ${command} "$@"
else
	run_test ${command} "$@"
fi