#
# Copyright (C) 2025 The Android Open Source Project
# Copyright (C) 2025 SebaUbuntu's TWRP device tree generator
#
# SPDX-License-Identifier: Apache-2.0
#

DEVICE_PATH := device/oplus/ossi

# For building with minimal manifest
ALLOW_MISSING_DEPENDENCIES := true

# A/B
AB_OTA_UPDATER := true
AB_OTA_PARTITIONS += \
    vendor \
    system \
    odm \
    vbmeta_system \
    product \
    vbmeta_vendor
BOARD_USES_RECOVERY_AS_BOOT := true

# Architecture
TARGET_ARCH := arm64
TARGET_ARCH_VARIANT := armv8-a
TARGET_CPU_ABI := arm64-v8a
TARGET_CPU_ABI2 := 
TARGET_CPU_VARIANT := generic
TARGET_CPU_VARIANT_RUNTIME := cortex-a55

TARGET_2ND_ARCH := arm
TARGET_2ND_ARCH_VARIANT := armv7-a-neon
TARGET_2ND_CPU_ABI := armeabi-v7a
TARGET_2ND_CPU_ABI2 := armeabi
TARGET_2ND_CPU_VARIANT := generic
TARGET_2ND_CPU_VARIANT_RUNTIME := cortex-a55

# APEX
DEXPREOPT_GENERATE_APEX_IMAGE := true

# Bootloader
TARGET_BOOTLOADER_BOARD_NAME := mgvi_64_64only_armv82
TARGET_NO_BOOTLOADER := true

# Display
TARGET_SCREEN_DENSITY := 480

# Kernel
BOARD_BOOTIMG_HEADER_VERSION := 4
BOARD_KERNEL_BASE := 0x7fff8000
BOARD_KERNEL_CMDLINE := bootopt=64S3,32N2,64N2 buildvariant=user
BOARD_KERNEL_PAGESIZE := 4096
BOARD_RAMDISK_OFFSET := 0x26f08000
BOARD_KERNEL_TAGS_OFFSET := 0x07c88000
BOARD_MKBOOTIMG_ARGS += --header_version $(BOARD_BOOTIMG_HEADER_VERSION)
BOARD_MKBOOTIMG_ARGS += --ramdisk_offset $(BOARD_RAMDISK_OFFSET)
BOARD_MKBOOTIMG_ARGS += --tags_offset $(BOARD_KERNEL_TAGS_OFFSET)
BOARD_KERNEL_IMAGE_NAME := Image
BOARD_INCLUDE_DTB_IN_BOOTIMG := true
TARGET_KERNEL_CONFIG := ossi_defconfig
TARGET_KERNEL_SOURCE := kernel/oplus/ossi

# Kernel - prebuilt
TARGET_FORCE_PREBUILT_KERNEL := true
ifeq ($(TARGET_FORCE_PREBUILT_KERNEL),true)
TARGET_PREBUILT_KERNEL := $(DEVICE_PATH)/prebuilt/kernel
TARGET_PREBUILT_DTB := $(DEVICE_PATH)/prebuilt/dtb.img
BOARD_MKBOOTIMG_ARGS += --dtb $(TARGET_PREBUILT_DTB)
BOARD_INCLUDE_DTB_IN_BOOTIMG := 
endif

# Partitions
BOARD_FLASH_BLOCK_SIZE := 262144 # (BOARD_KERNEL_PAGESIZE * 64)
BOARD_BOOTIMAGE_PARTITION_SIZE := 100663296
BOARD_RECOVERYIMAGE_PARTITION_SIZE := 100663296
BOARD_HAS_LARGE_FILESYSTEM := true
BOARD_SYSTEMIMAGE_PARTITION_TYPE := ext4
BOARD_USERDATAIMAGE_FILE_SYSTEM_TYPE := ext4
BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE := ext4
TARGET_COPY_OUT_VENDOR := vendor
BOARD_SUPER_PARTITION_SIZE := 9126805504 # TODO: Fix hardcoded value
BOARD_SUPER_PARTITION_GROUPS := oplus_dynamic_partitions
BOARD_OPLUS_DYNAMIC_PARTITIONS_PARTITION_LIST := system system vendor vendor product product odm odm my_product my_product my_engineering my_engineering my_company my_company my_carrier my_carrier my_region my_region my_heytap my_heytap my_stock my_stock my_preload my_preload my_bigball my_bigball my_manifest my_manifest
BOARD_OPLUS_DYNAMIC_PARTITIONS_SIZE := 9122611200 # TODO: Fix hardcoded value

# Platform
TARGET_BOARD_PLATFORM := common

# Recovery
TARGET_RECOVERY_PIXEL_FORMAT := BGRA_8888
TARGET_USERIMAGES_USE_EXT4 := true
TARGET_USERIMAGES_USE_F2FS := true

# Security patch level
VENDOR_SECURITY_PATCH := 2021-08-01

# Verified Boot
BOARD_AVB_ENABLE := true
BOARD_AVB_MAKE_VBMETA_IMAGE_ARGS += --flags 3

# Hack: prevent anti rollback
PLATFORM_SECURITY_PATCH := 2099-12-31
VENDOR_SECURITY_PATCH := 2099-12-31
PLATFORM_VERSION := 16.1.0

# TWRP Configuration
TW_THEME := portrait_hdpi
TW_EXTRA_LANGUAGES := true
TW_SCREEN_BLANK_ON_BOOT := true
TW_INPUT_BLACKLIST := "hbtp_vm"
TW_USE_TOOLBOX := true
TW_INCLUDE_REPACKTOOLS := true