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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
# Don't change from here unless you know what you're doing
# QEMU system emulator
QEMU_EXE=qemu-system-x86_64
OBJCOPY="$1"
NATIVE_ARCH=$(uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/)
if [ "$NATIVE_ARCH" != x86 ]; then
KVM=
elif lsmod | grep -q '^kvm'; then
KVM="-enable-kvm -cpu host"
fi
X15=$PWD/x15
TMPDIR=$(mktemp -d)
$OBJCOPY -O elf32-i386 $X15 $TMPDIR/x15
cd $TMPDIR
$QEMU_EXE $KVM \
-ctrl-grab \
-gdb tcp::1234 \
-m $RAM \
-smp $NR_CPUS \
-monitor stdio \
-kernel x15 \
-append "console=atcons"
rm -rf $TMPDIR
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