# Architecture.
# Note for the purpose of testing, we only call uname with -p option.
-arch=$(uname -p)
+arch=$(uname -p | sed -e 's/i.86/i386/' | sed -e 's/arm.*/arm/')
# Check for VMware.
# cpuid check added by Chetan Loke.
# enough information at present to tell whether this is dom0
# or domU. XXX
echo xen
+elif [ "$arch" = "arm" ] || [ "$arch" = "aarch64" ]; then
+ if [ -d "${root}/proc/device-tree/hypervisor" ] &&
+ grep -q "xen" "${root}/proc/device-tree/hypervisor/compatible"; then
+ echo xen
+ skip_qemu_kvm=true
+ skip_lkvm=true
+ fi
elif [ "$arch" = "ia64" ]; then
if [ -d "${root}/sys/bus/xen" -a ! -d "${root}/sys/bus/xen-backend" ]; then
# PV-on-HVM drivers installed in a Xen guest.
if ! "$skip_qemu_kvm"; then
if [ "$cpuid" = "KVMKVMKVM" ]; then
echo kvm
+ elif [ "$arch" = "arm" ] || [ "$arch" = "aarch64" ]; then
+ if [ -d "${root}/proc/device-tree" ] &&
+ ls "${root}/proc/device-tree" | grep -q "fw-cfg"; then
+ # We don't have enough information to determine if we're
+ # using KVM acceleration or not.
+ echo qemu
+ skip_lkvm=true
+ fi
else
# XXX This is known to fail for qemu with the explicit -cpu
# option, since /proc/cpuinfo will not contain the QEMU
if ! "$skip_lkvm"; then
if [ "$cpuid" = "LKVMLKVMLKVM" ]; then
echo lkvm
+ elif [ "$arch" = "arm" ] || [ "$arch" = "aarch64" ]; then
+ if [ -d "${root}/proc/device-tree" ] &&
+ grep -q "dummy-virt" "${root}/proc/device-tree/compatible"; then
+ echo lkvm
+ fi
fi
fi