From 02c7ace5e7c6f587d447b627608e51a1df2b0e82 Mon Sep 17 00:00:00 2001
From: chaptsand <chaptsand@gmail.com>
Date: Wed, 26 Apr 2023 22:38:42 +0800
Subject: [PATCH] sm8550-common: Define kernel and partition flags

Change-Id: Ieb09ea13eade048617dce47ebd73fece7b8af6d9
---
 BoardConfigCommon.mk | 86 ++++++++++++++++++++++++++++++++++++++++++++
 common.mk            | 17 +++++++++
 2 files changed, 103 insertions(+)

diff --git a/BoardConfigCommon.mk b/BoardConfigCommon.mk
index e0f75b5..2df8732 100644
--- a/BoardConfigCommon.mk
+++ b/BoardConfigCommon.mk
@@ -6,6 +6,24 @@
 
 COMMON_PATH := device/samsung/sm8550-common
 
+# A/B
+AB_OTA_UPDATER := true
+
+AB_OTA_PARTITIONS += \
+    boot \
+    dtbo \
+    odm \
+    product \
+    recovery \
+    system \
+    system_ext \
+    vbmeta \
+    vbmeta_system \
+    vbmeta_vendor \
+    vendor \
+    vendor_boot \
+    vendor_dlkm
+
 # Architecture
 TARGET_ARCH := arm64
 TARGET_ARCH_VARIANT := armv8-a-branchprot
@@ -19,12 +37,80 @@ TARGET_2ND_CPU_ABI := armeabi-v7a
 TARGET_2ND_CPU_ABI2 := armeabi
 TARGET_2ND_CPU_VARIANT := cortex-a75
 
+# Boot
+BOARD_BOOT_HEADER_VERSION := 4
+BOARD_MKBOOTIMG_ARGS += --header_version $(BOARD_BOOT_HEADER_VERSION)
+BOARD_RAMDISK_USE_LZ4 := true
+
 # Bootloader
 TARGET_BOOTLOADER_BOARD_NAME := kalama
 
+# DTB
+BOARD_INCLUDE_DTB_IN_BOOTIMG := true
+
+# Kernel
+BOARD_BOOTCONFIG := \
+    androidboot.hardware=qcom \
+    androidboot.memcg=1 \
+    androidboot.usbcontroller=a600000.dwc3
+
+BOARD_KERNEL_CMDLINE := \
+    video=vfb:640x400,bpp=32,memsize=3072000
+
+BOARD_KERNEL_PAGESIZE := 4096
+BOARD_USES_GENERIC_KERNEL_IMAGE := true
+
 # Metadata
 BOARD_USES_METADATA_PARTITION := true
 
+# Partitions
+BOARD_BOOTIMAGE_PARTITION_SIZE := 100663296
+BOARD_DTBOIMG_PARTITION_SIZE := 16777216
+BOARD_RECOVERYIMAGE_PARTITION_SIZE := 109051904
+BOARD_VENDOR_BOOTIMAGE_PARTITION_SIZE := 100663296
+
+BOARD_SUPER_PARTITION_SIZE := 12100567040
+BOARD_SUPER_PARTITION_GROUPS := samsung_dynamic_partitions
+BOARD_SAMSUNG_DYNAMIC_PARTITIONS_PARTITION_LIST := odm product system system_ext vendor vendor_dlkm
+BOARD_SAMSUNG_DYNAMIC_PARTITIONS_SIZE := 12096372736
+
+BOARD_FLASH_BLOCK_SIZE := 262144 # (BOARD_KERNEL_PAGESIZE * 64)
+
+BOARD_ODMIMAGE_FILE_SYSTEM_TYPE := ext4
+BOARD_PRODUCTIMAGE_FILE_SYSTEM_TYPE := ext4
+BOARD_SYSTEMIMAGE_FILE_SYSTEM_TYPE := ext4
+BOARD_SYSTEM_EXTIMAGE_FILE_SYSTEM_TYPE := ext4
+BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE := ext4
+BOARD_VENDOR_DLKMIMAGE_FILE_SYSTEM_TYPE := ext4
+
+TARGET_COPY_OUT_ODM := odm
+TARGET_COPY_OUT_PRODUCT := product
+TARGET_COPY_OUT_SYSTEM_EXT := system_ext
+TARGET_COPY_OUT_VENDOR := vendor
+TARGET_COPY_OUT_VENDOR_DLKM := vendor_dlkm
+
 # Platform
 BOARD_USES_QCOM_HARDWARE := true
 TARGET_BOARD_PLATFORM := kalama
+
+# Recovery
+BOARD_EXCLUDE_KERNEL_FROM_RECOVERY_IMAGE := true
+TARGET_RECOVERY_FSTAB := $(COMMON_PATH)/init/fstab.qcom
+TARGET_RECOVERY_PIXEL_FORMAT := RGBX_8888
+TARGET_USERIMAGES_USE_EXT4 := true
+TARGET_USERIMAGES_USE_F2FS := true
+
+# Verified Boot
+BOARD_AVB_ENABLE := true
+BOARD_AVB_MAKE_VBMETA_IMAGE_ARGS += --flags 3
+
+BOARD_AVB_RECOVERY_ALGORITHM := SHA256_RSA4096
+BOARD_AVB_RECOVERY_KEY_PATH := external/avb/test/data/testkey_rsa4096.pem
+BOARD_AVB_RECOVERY_ROLLBACK_INDEX := $(PLATFORM_SECURITY_PATCH_TIMESTAMP)
+BOARD_AVB_RECOVERY_ROLLBACK_INDEX_LOCATION := 1
+
+BOARD_AVB_VBMETA_SYSTEM := product system system_ext
+BOARD_AVB_VBMETA_SYSTEM_ALGORITHM := SHA256_RSA2048
+BOARD_AVB_VBMETA_SYSTEM_KEY_PATH := external/avb/test/data/testkey_rsa2048.pem
+BOARD_AVB_VBMETA_SYSTEM_ROLLBACK_INDEX := $(PLATFORM_SECURITY_PATCH_TIMESTAMP)
+BOARD_AVB_VBMETA_SYSTEM_ROLLBACK_INDEX_LOCATION := 2
diff --git a/common.mk b/common.mk
index 5aef9bf..463f0e1 100644
--- a/common.mk
+++ b/common.mk
@@ -16,6 +16,23 @@ $(call inherit-product, $(SRC_TARGET_DIR)/product/virtual_ab_ota/launch_with_ven
 # Setup dalvik vm configs
 $(call inherit-product, frameworks/native/build/phone-xhdpi-6144-dalvik-heap.mk)
 
+# A/B
+AB_OTA_POSTINSTALL_CONFIG += \
+    RUN_POSTINSTALL_system=true \
+    POSTINSTALL_PATH_system=system/bin/otapreopt_script \
+    FILESYSTEM_TYPE_system=ext4 \
+    POSTINSTALL_OPTIONAL_system=true
+
+AB_OTA_POSTINSTALL_CONFIG += \
+    RUN_POSTINSTALL_vendor=true \
+    POSTINSTALL_PATH_vendor=bin/checkpoint_gc \
+    FILESYSTEM_TYPE_vendor=ext4 \
+    POSTINSTALL_OPTIONAL_vendor=true
+
+PRODUCT_PACKAGES += \
+    checkpoint_gc \
+    otapreopt_script
+
 # Init
 PRODUCT_COPY_FILES += \
     $(LOCAL_PATH)/init/fstab.qcom:$(TARGET_COPY_OUT_VENDOR_RAMDISK)/first_stage_ramdisk/fstab.qcom