@@ -18,6 +18,7 @@
from qemu_test import QemuSystemTest, Asset
from qemu_test import exec_command, wait_for_console_pattern
from qemu_test import get_qemu_img, run_cmd
+from qemu_test.utils import archive_extract
class Aarch64VirtMachine(QemuSystemTest):
@@ -129,6 +130,67 @@ def test_aarch64_virt_gicv2(self):
return
self.common_aarch64_virt("virt,gic-version=2")
+ # Stack is built with OP-TEE build environment from those instructions:
+ # https://linaro.atlassian.net/wiki/spaces/QEMU/pages/29051027459/
+ # https://github.com/pbo-linaro/qemu-rme-stack
+ ASSET_RME_STACK = Asset(
+ ('https://fileserver.linaro.org/s/JX7oNgfDeGXSxcY/'
+ 'download/rme-stack-op-tee-4.2.0.tar.gz'),
+ '1f240f55e8a7a66489c2b7db5d40391e5dcfdd54c82600bd0d4b2145b9a0fbfb')
+
+ # This tests the FEAT_RME cpu implementation, by booting a VM supporting it,
+ # and launching a nested VM using it.
+ def test_aarch64_virt_rme(self):
+ stack_path_tar_gz = self.ASSET_RME_STACK.fetch()
+ archive_extract(stack_path_tar_gz, self.workdir)
+
+ self.set_machine('virt')
+ self.vm.set_console()
+ self.require_accelerator('tcg')
+
+ rme_stack = os.path.join(self.workdir, 'rme-stack')
+ kernel = os.path.join(rme_stack, 'out', 'bin', 'Image')
+ bios = os.path.join(rme_stack, 'out', 'bin', 'flash.bin')
+ drive = os.path.join(rme_stack, 'out-br', 'images', 'rootfs.ext4')
+
+ self.vm.add_args('-accel', 'tcg')
+ self.vm.add_args('-cpu', 'max,x-rme=on')
+ self.vm.add_args('-m', '2048')
+ self.vm.add_args('-M', 'virt,acpi=off,'
+ 'virtualization=on,'
+ 'secure=on,'
+ 'gic-version=3')
+ self.vm.add_args('-bios', bios)
+ self.vm.add_args('-kernel', kernel)
+ self.vm.add_args('-drive', f'format=raw,if=none,file={drive},id=hd0')
+ self.vm.add_args('-device', 'virtio-blk-pci,drive=hd0')
+ self.vm.add_args('-device', 'virtio-9p-device,fsdev=shr0,mount_tag=shr0')
+ self.vm.add_args('-fsdev', f'local,security_model=none,path={rme_stack},id=shr0')
+ self.vm.add_args('-device', 'virtio-net-pci,netdev=net0')
+ self.vm.add_args('-netdev', 'user,id=net0')
+ self.vm.add_args('-append', 'root=/dev/vda')
+
+ self.vm.launch()
+ self.wait_for_console_pattern('Welcome to Buildroot')
+ time.sleep(0.1)
+ exec_command(self, 'root')
+ time.sleep(0.1)
+
+ # We now boot the (nested) guest VM
+ exec_command(self,
+ 'qemu-system-aarch64 -M virt,gic-version=3 '
+ '-cpu host -enable-kvm -m 512M '
+ '-M confidential-guest-support=rme0 '
+ '-object rme-guest,id=rme0,measurement-algo=sha512 '
+ '-device virtio-net-pci,netdev=net0,romfile= '
+ '-netdev user,id=net0 '
+ '-kernel /mnt/out/bin/Image '
+ '-initrd /mnt/out-br/images/rootfs.cpio '
+ '-serial stdio')
+ # Detect Realm activation during boot.
+ self.wait_for_console_pattern('SMC_RMI_REALM_ACTIVATE')
+ # Wait for boot to complete.
+ self.wait_for_console_pattern('Welcome to Buildroot')
if __name__ == '__main__':
QemuSystemTest.main()
This boot an OP-TEE environment, and launch a nested guest VM inside it using the Realms feature. Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org> --- tests/functional/test_aarch64_virt.py | 62 +++++++++++++++++++++++++++ 1 file changed, 62 insertions(+)