63 lines
2.1 KiB
Makefile
63 lines
2.1 KiB
Makefile
#
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# Copyright (C) 2017 The Android Open-Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# Common boardconfig settings for generic AOSP products targetting mobile
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# (phone/table) devices.
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# VNDK
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BOARD_VNDK_VERSION := current
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# Properties
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TARGET_SYSTEM_PROP := build/make/target/board/treble_system.prop
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BOARD_PROPERTY_OVERRIDES_SPLIT_ENABLED := true
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# Bootloader, kernel and recovery are not part of generic AOSP image
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TARGET_NO_BOOTLOADER := true
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TARGET_NO_KERNEL := true
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# system.img is always ext4 with sparse option
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# GSI also includes make_f2fs to support userdata parition in f2fs
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# for some devices
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TARGET_USERIMAGES_USE_EXT4 := true
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TARGET_USERIMAGES_USE_F2FS := true
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TARGET_USERIMAGES_SPARSE_EXT_DISABLED := false
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# Enable dyanmic system image size and reserved 64MB in it.
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BOARD_SYSTEMIMAGE_PARTITION_RESERVED_SIZE := 67108864
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# Generic AOSP image always requires separate vendor.img
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TARGET_COPY_OUT_VENDOR := vendor
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# Android generic system image always create metadata partition
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BOARD_USES_METADATA_PARTITION := true
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# Generic AOSP image does NOT support HWC1
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TARGET_USES_HWC2 := true
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# Set emulator framebuffer display device buffer count to 3
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NUM_FRAMEBUFFER_SURFACE_BUFFERS := 3
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# Audio
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USE_XML_AUDIO_POLICY_CONF := 1
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# Android Verified Boot (AVB):
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# Builds a special vbmeta.img that disables AVB verification.
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# Otherwise, AVB will prevent the device from booting the generic system.img.
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# Also checks that BOARD_AVB_ENABLE is not set, to prevent adding verity
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# metadata into system.img.
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ifeq ($(BOARD_AVB_ENABLE),true)
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$(error BOARD_AVB_ENABLE cannot be set for Treble GSI)
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endif
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BOARD_BUILD_DISABLED_VBMETAIMAGE := true
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