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#!/bin/sh
# Amount of physical memory
RAM=1024
# Number of processors. Keep this below the number of physical processors
# because the kernel doesn't replace spinning with sleeping from within
# a virtual machine, which causes performance to collapse.
NR_CPUS=4
# QEMU system emulator
QEMU_EXE=qemu-system-i386
QEMU_EXE=qemu-system-x86_64
# KVM options
KVM=
KVM="-enable-kvm -cpu host"
# Don't change from here unless you know what you're doing
X15=$PWD/x15
TMPDIR=$(mktemp -d)
CDROOT=$TMPDIR/cdroot
mkdir -p $CDROOT/boot/grub
cp $X15 $CDROOT/boot
cat > $CDROOT/boot/grub/grub.cfg << EOF
set timeout=1
menuentry "X15" --class os {
multiboot (hd96)/boot/x15 root=device:hd1s8
}
EOF
grub-mkrescue -o $TMPDIR/grub.iso $CDROOT
$QEMU_EXE $KVM \
-ctrl-grab \
-gdb tcp::1234 \
-m $RAM \
-smp $NR_CPUS \
-monitor stdio \
-cdrom $TMPDIR/grub.iso \
-boot d
rm -rf $TMPDIR
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