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#
# Copyright (C) 2017 The Android Open-Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Common boardconfig settings for generic AOSP products targetting mobile
# (phone/table) devices.
# VNDK
BOARD_VNDK_VERSION := current
# Properties
TARGET_SYSTEM_PROP := build/make/target/board/treble_system.prop
BOARD_PROPERTY_OVERRIDES_SPLIT_ENABLED := true
# Bootloader, kernel and recovery are not part of generic AOSP image
TARGET_NO_BOOTLOADER := true
TARGET_NO_KERNEL := true
# system.img is always ext4 with sparse option
TARGET_USERIMAGES_USE_EXT4 := true
TARGET_USERIMAGES_SPARSE_EXT_DISABLED := false
TARGET_USES_MKE2FS := true
# Generic AOSP image always requires separate vendor.img
TARGET_COPY_OUT_VENDOR := vendor
# Generic AOSP image does NOT support HWC1
TARGET_USES_HWC2 := true
# Set emulator framebuffer display device buffer count to 3
NUM_FRAMEBUFFER_SURFACE_BUFFERS := 3
# Audio
USE_XML_AUDIO_POLICY_CONF := 1
# b/64700195: add minimum support for odm.img
# Currently odm.img can only be built by `make custom_images`.
# Adding /odm mount point under root directory.
BOARD_ROOT_EXTRA_FOLDERS += odm
# Android Verified Boot (AVB):
# Builds a special vbmeta.img that disables AVB verification.
# Otherwise, AVB will prevent the device from booting the generic system.img.
# Also checks that BOARD_AVB_ENABLE is not set, to prevent adding verity
# metadata into system.img.
ifeq ($(BOARD_AVB_ENABLE),true)
$(error BOARD_AVB_ENABLE cannot be set for Treble GSI)
endif
BOARD_BUILD_DISABLED_VBMETAIMAGE := true
BUILD_BROKEN_DUP_RULES := false