| #!/bin/bash |
| |
| # Copyright 2016 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| # All kernel command line changes must update the security base lines in |
| # the signer. It rejects any settings it does not recognize and breaks the |
| # build. So any modify_kernel_command_line() function change here needs to be |
| # reflected in ensure_secure_kernelparams.config. |
| |
| # See crrev.com/i/216896 as an example. |
| |
| modify_kernel_command_line() { |
| # Don't disable the ability to run VMs. |
| echo "disablevmx=off" >> "$1" |
| |
| # Enable GuC/HuC |
| echo "i915.enable_guc_loading=1" >> "$1" |
| echo "i915.enable_guc_submission=0" >> "$1" |
| } |
