| # Copyright 2020 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. |
| |
| CHROMEOS_KERNEL_SPLITCONFIG="chromiumos-mediatek" |
| CHROMEOS_KERNEL_ARCH="arm64" |
| |
| # TODO(b/150746591): upstream compiler should be able to support |
| # cortex-a76.cortex-a55, we may need to switch to it if we upgrade |
| # the compiler later. |
| BOARD_COMPILER_FLAGS="-march=armv8-a+crc -mtune=cortex-a57.cortex-a53 -mfpu=crypto-neon-fp-armv8 -mfloat-abi=hard" |
| |
| # Initial value just for style purposes. |
| USE="" |
| |
| # Use hardware FPU instead of software |
| USE="${USE} hardfp" |
| # Support for neon-vfpv3 |
| USE="${USE} neon" |
| |
| # For the device tree installation |
| USE="${USE} device_tree" |
| |
| # use kernel 5.4 |
| USE="${USE} kernel-5_4" |
| |
| # TODO(b/150746591): build error, need to be fixed |
| # needed by drm-tests |
| #USE="${USE} vulkan" |
| |
| # Enables WebGL rendering |
| USE="${USE} drm_atomic" |
| |
| # Set raster thread number=2 |
| USE="${USE} big_little" |
| |
| # Mali drivers require this |
| USE="${USE} gpu_sandbox_start_early" |
| |
| # Turn on the video cards this board uses. |
| VIDEO_CARDS="mediatek" |
