cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
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ubuntu.aarch64 (2474B)

      1#!/usr/bin/env python3
      2#
      3# Ubuntu aarch64 image
      4#
      5# Copyright 2020 Linaro
      6#
      7# Authors:
      8#  Robert Foley <robert.foley@linaro.org>
      9#  Originally based on ubuntu.i386 Fam Zheng <famz@redhat.com>
     10#
     11# This code is licensed under the GPL version 2 or later.  See
     12# the COPYING file in the top-level directory.
     13#
     14
     15import sys
     16import basevm
     17import aarch64vm
     18import ubuntuvm
     19
     20DEFAULT_CONFIG = {
     21    'cpu'          : "cortex-a57",
     22    'machine'      : "virt,gic-version=3",
     23    'install_cmds' : "apt-get update,"\
     24                     "apt-get build-dep -y --arch-only qemu,"\
     25                     "apt-get install -y libfdt-dev pkg-config language-pack-en ninja-build",
     26    # We increase beyond the default time since during boot
     27    # it can take some time (many seconds) to log into the VM
     28    # especially using softmmu.
     29    'ssh_timeout'  : 60,
     30}
     31
     32class UbuntuAarch64VM(ubuntuvm.UbuntuVM):
     33    name = "ubuntu.aarch64"
     34    arch = "aarch64"
     35    image_name = "ubuntu-18.04-server-cloudimg-arm64.img"
     36    image_link = "https://cloud-images.ubuntu.com/releases/18.04/release/" + image_name
     37    image_sha256="0fdcba761965735a8a903d8b88df8e47f156f48715c00508e4315c506d7d3cb1"
     38    BUILD_SCRIPT = """
     39        set -e;
     40        cd $(mktemp -d);
     41        sudo chmod a+r /dev/vdb;
     42        tar --checkpoint=.10 -xf /dev/vdb;
     43        ./configure {configure_opts};
     44        make --output-sync {target} -j{jobs} {verbose};
     45    """
     46    def boot(self, img, extra_args=None):
     47        aarch64vm.create_flash_images(self._tmpdir, self._efi_aarch64)
     48        default_args = aarch64vm.get_pflash_args(self._tmpdir)
     49        if extra_args:
     50            extra_args.extend(default_args)
     51        else:
     52            extra_args = default_args
     53        # We always add these performance tweaks
     54        # because without them, we boot so slowly that we
     55        # can time out finding the boot efi device.
     56        if '-smp' not in extra_args and \
     57           '-smp' not in self._config['extra_args'] and \
     58           '-smp' not in self._args:
     59            # Only add if not already there to give caller option to change it.
     60            extra_args.extend(["-smp", "8"])
     61
     62        # We have overridden boot() since aarch64 has additional parameters.
     63        # Call down to the base class method.
     64        super(UbuntuAarch64VM, self).boot(img, extra_args=extra_args)
     65
     66if __name__ == "__main__":
     67    defaults = aarch64vm.get_config_defaults(UbuntuAarch64VM, DEFAULT_CONFIG)
     68    sys.exit(basevm.main(UbuntuAarch64VM, defaults))