Modified virtualization script to add gicv3 support on arm64 when necessary

1 files changed, 9 insertions, 2 deletions

diff --git a/bin/virtualization b/bin/virtualization
index f9d1f1f..4960fbe 100755
--- a/bin/virtualization
+++ b/bin/virtualization
@@ -25,6 +25,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
 
 from argparse import ArgumentParser
 import configparser
+from glob import glob
 import os
 import re
 import logging
@@ -69,10 +70,9 @@ QEMU_ARCH_CONFIG = {
 'qemu_bin': 'qemu-system-aarch64',
 'qemu_disk_type': QEMU_DISK_TYPE_VIRTIO_BLK,
 'qemu_extra_args': [
- '-machine', 'virt',
 '-cpu', 'host',
 '-enable-kvm',
- '-serial', 'stdio',
+ #'-serial', 'stdio',
 ],
 },
 'armhf': {
@@ -130,6 +130,13 @@ class QemuRunner(object):
 "-net", "nic",
 "-net", "user,net=10.0.0.0/8,host=10.0.0.1,hostfwd=tcp::2222-:22",
 ]
+ # If arch is arm64, add the machine type for gicv3, or default to old
+ # type
+ if self.arch == 'arm64':
+ if glob("/sys/firmware/devicetree/base/interrupt-controller@*/compatible"):
+ self.config['qemu_extra_args'].extend(['-machine', 'virt,gic_version=3'])
+ else:
+ self.config['qemu_extra_args'].extend(['-machine', 'virt'])
 # Add any architecture-specific parameters
 if 'qemu_extra_args' in self.config:
 self.params = self.params + self.config['qemu_extra_args']