#!/bin/bash


if [ -z "$QEMU" ]; then
    QEMU="qemu-system-ppc64"
fi

if [ ! `command -v qemu-system-ppc64` ]; then
    echo 'Could not find executable QEMU. Skipping hello_world test';
    exit 0;
fi

if [ -n "$KERNEL" ]; then
    echo 'Please rebuild skiboot without KERNEL set. Skipping hello_world test';
    exit 0;
fi

if [ ! `command -v expect` ]; then
    echo 'Could not find expect binary. Skipping hello_world test';
    exit 0;
fi

if [ -z "$SKIBOOT_ZIMAGE" ]; then
    export SKIBOOT_ZIMAGE=`pwd`/zImage.epapr
fi

if [ ! -f "$SKIBOOT_ZIMAGE" ]; then
    echo "No $SKIBOOT_ZIMAGE, skipping boot test";
    exit 0;
fi

T=`mktemp  --tmpdir skiboot_qemu_boot_test.XXXXXXXXXX`

( cat <<EOF | expect
set timeout 600
spawn $QEMU -m 3G -M powernv -kernel $SKIBOOT_ZIMAGE -nographic -device ipmi-bmc-sim,id=ipmi0 -device isa-ipmi-bt,bmc=ipmi0
expect {
timeout { send_user "\nTimeout waiting for petitboot\n"; exit 1 }
eof { send_user "\nUnexpected EOF\n;" exit 1 }
"Machine Check Stop" { exit 1; }
"Trying to write privileged spr 338" { send_user "\nUpgrade Qemu: needs PCR register\n"; exit 3 }
"Welcome to Petitboot"
}
close
wait
exit 0
EOF
) 2>&1 > $T
E=$?

if [ $E -eq 3 ]; then
    echo "WARNING: Qemu test not run; upgrade QEMU to one that supports PCR register";
    rm $T
    exit 0;
fi

if [ $E -eq 0 ]; then
    rm $T
else
    echo "Boot Test FAILED. Results in $T";
fi

echo
exit $E;