BoardConfig.mk

#
# Copyright (C) 2020 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.
#

LOCAL_PATH := device/samsung/a20

# Bootloader
BOARD_VENDOR := samsung
TARGET_SOC := exynos7884B
TARGET_BOOTLOADER_BOARD_NAME := universal7884B
TARGET_NO_BOOTLOADER := true
TARGET_NO_RADIOIMAGE := true

# Architecture
TARGET_ARCH := arm64
TARGET_ARCH_VARIANT := armv8-a
TARGET_CPU_ABI := arm64-v8a
TARGET_CPU_ABI2 :=
TARGET_CPU_VARIANT := cortex-a53

# 2nd Architecture
TARGET_2ND_ARCH := arm
TARGET_2ND_ARCH_VARIANT := armv8-a
TARGET_2ND_CPU_ABI := armeabi-v7a
TARGET_2ND_CPU_ABI2 := armeabi
TARGET_2ND_CPU_VARIANT := cortex-a53
TARGET_BOARD_SUFFIX := _64

# Binder
TARGET_USES_64_BIT_BINDER := true

TARGET_CPU_SMP := true
ENABLE_CPUSETS := true
ENABLE_SCHEDBOOST := true

ALLOW_MISSING_DEPENDENCIES := true

# File systems
TARGET_USERIMAGES_USE_EXT4 := true
TARGET_USERIMAGES_USE_F2FS := true

# Platform
TARGET_BOARD_PLATFORM := exynos5
TARGET_BOARD_PLATFORM_GPU := mali-g71

# Kernel
TARGET_PREBUILT_KERNEL := $(LOCAL_PATH)/prebuilt/Image
BOARD_PREBUILT_DTBOIMAGE := $(LOCAL_PATH)/prebuilt/recoverydtbo
BOARD_INCLUDE_RECOVERY_DTBO := true
TARGET_KERNEL_ARCH := arm64

# Boot
BOARD_BOOT_HEADER_VERSION := 1
BOARD_KERNEL_BASE := 0x10000000
BOARD_KERNEL_CMDLINE := androidboot.hardware=exynos7884B androidboot.selinux=permissive
BOARD_KERNEL_IMAGE_NAME := Image
BOARD_KERNEL_PAGESIZE := 2048
BOARD_KERNEL_OFFSET := 0x00008000
BOARD_RAMDISK_OFFSET := 0x01000000
BOARD_KERNEL_SECOND_OFFSET := 0x00f00000
BOARD_KERNEL_TAGS_OFFSET := 0x00000100
BOARD_MKBOOTIMG_ARGS := --kernel_offset $(BOARD_KERNEL_OFFSET) --ramdisk_offset $(BOARD_RAMDISK_OFFSET)
BOARD_MKBOOTIMG_ARGS += --tags_offset $(BOARD_KERNEL_TAGS_OFFSET) --second_offset $(BOARD_KERNEL_SECOND_OFFSET)
BOARD_MKBOOTIMG_ARGS += --header_version $(BOARD_BOOT_HEADER_VERSION) --pagesize $(BOARD_KERNEL_PAGESIZE) --board "SRPSA16A011RU"
BOARD_MKBOOTIMG_ARGS += --recovery_dtbo $(BOARD_PREBUILT_DTBOIMAGE)
BOARD_CUSTOM_BOOTIMG_MK := $(LOCAL_PATH)/mkboot/bootimg.mk

# Recovery
BOARD_HAS_LARGE_FILESYSTEM := true
BOARD_HAS_NO_SELECT_BUTTON := true
BOARD_SUPPRESS_SECURE_ERASE := true

# Fastbootd
TW_INCLUDE_FASTBOOTD := true

# Partitions
BOARD_FLASH_BLOCK_SIZE := 131072
BOARD_BOOTIMAGE_PARTITION_SIZE := 37748736
BOARD_RECOVERYIMAGE_PARTITION_SIZE := 55574528
BOARD_SYSTEMIMAGE_PARTITION_SIZE := 4320133120
BOARD_VENDORIMAGE_PARTITION_SIZE := 452984832
BOARD_CACHEIMAGE_PARTITION_SIZE := 157286400

# System as root
BOARD_BUILD_SYSTEM_ROOT_IMAGE := true
BOARD_ROOT_EXTRA_FOLDERS := cache carrier dqmdbg efs keydata keyrefuge omr spu
BOARD_SUPPRESS_SECURE_ERASE := true

# Workaround for error copying vendor files to recovery ramdisk
BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE := ext4
TARGET_COPY_OUT_VENDOR := vendor

# Android Verified Boot
BOARD_AVB_ENABLE := true
BOARD_AVB_MAKE_VBMETA_IMAGE_ARGS += --set_hashtree_disabled_flag
BOARD_AVB_MAKE_VBMETA_IMAGE_ARGS += --flags 2
BOARD_AVB_RECOVERY_KEY_PATH := external/avb/test/data/testkey_rsa2048.pem
BOARD_AVB_RECOVERY_ALGORITHM := SHA256_RSA2048
BOARD_AVB_RECOVERY_ROLLBACK_INDEX := $(PLATFORM_SECURITY_PATCH_TIMESTAMP)
BOARD_AVB_RECOVERY_ROLLBACK_INDEX_LOCATION := 1

# Crypto
PLATFORM_SECURITY_PATCH := 2099-12-31
VENDOR_SECURITY_PATCH := 2099-12-31
PLATFORM_VERSION := 16.1.0
TW_INCLUDE_CRYPTO := false
TW_INCLUDE_CRYPTO_FBE := false

# TWRP specific build flags
TW_DEVICE_VERSION := Samsung Galaxy A20
TW_THEME := portrait_hdpi
TARGET_RECOVERY_PIXEL_FORMAT := "ABGR_8888"
TW_BRIGHTNESS_PATH := "/sys/class/backlight/panel/brightness"
TW_MAX_BRIGHTNESS := 255
TW_DEFAULT_BRIGHTNESS := 150
TW_SKIP_COMPATIBILITY_CHECK := true
TW_Y_OFFSET := 60
TW_H_OFFSET := -60
TW_INCLUDE_REPACKTOOLS := true
TW_INCLUDE_RESETPROP := true
TW_EXCLUDE_DEFAULT_USB_INIT := true
TARGET_USE_CUSTOM_LUN_FILE_PATH := "/sys/kernel/config/usb_gadget/g1/functions/mass_storage.0/lun.%d/file"
TW_NO_REBOOT_BOOTLOADER := true
TW_HAS_DOWNLOAD_MODE := true
TW_INCLUDE_NTFS_3G := true
TW_USE_NEW_MINADBD := true
TW_NO_LEGACY_PROPS := true
TW_USE_TOOLBOX := true
TW_INTERNAL_STORAGE_PATH := "/data/media/0"
TW_INTERNAL_STORAGE_MOUNT_POINT := "data"
TW_EXTERNAL_STORAGE_PATH := "/external_sd"
TW_EXTERNAL_STORAGE_MOUNT_POINT := "external_sd"
RECOVERY_SDCARD_ON_DATA := true

# LZMA Compression
LZMA_COMPRESSION := -9
LZMA_RAMDISK_TARGETS := recovery