j7y17lte: build in sar model and general cleanup

BoardConfig.mk

@@ -55,32 +55,29 @@ TARGET_KERNEL_CONFIG := exynos7870-j7y17lte_defconfig
 TARGET_KERNEL_SOURCE := kernel/samsung/exynos7870
 
 # Extracted with libbootimg
-BOARD_CUSTOM_BOOTIMG := true
-BOARD_CUSTOM_BOOTIMG_MK := $(DEVICE_PATH)/dtbhtool/mkbootimg.mk
-BOARD_MKBOOTIMG_ARGS := --kernel_offset 0x00008000 --ramdisk_offset 0x01000000 --tags_offset 0x00000100
+BOARD_MKBOOTIMG_ARGS := --kernel_offset 0x00008000 --ramdisk_offset 0x01000000 --tags_offset 0x00000100 --dt $(OUT_DIR)/target/product/j7y17lte/obj/KERNEL_OBJ/arch/$(TARGET_ARCH)/boot/dtb.img
 BOARD_KERNEL_BASE := 0x10000000
 BOARD_KERNEL_PAGESIZE := 2048
-BOARD_KERNEL_IMAGE_NAME := Image
-BOARD_KERNEL_SEPARATED_DT := true
-TARGET_CUSTOM_DTBTOOL := dtbhtoolExynos
+BOARD_KERNEL_IMAGE_NAME := Image dtb.img
 
 # File systems
 BOARD_HAS_LARGE_FILESYSTEM := true
 BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE := ext4
 TARGET_USERIMAGES_USE_EXT4 := true
 TARGET_USERIMAGES_USE_F2FS := true
 
-# LZMA support
-LZMA_RAMDISK_TARGETS := recovery
-
-TARGET_RECOVERY_FSTAB := $(DEVICE_PATH)/recovery.fstab
+TARGET_RECOVERY_FSTAB := $(DEVICE_PATH)/recovery/root/etc/recovery.fstab
 
 # Recovery
 TARGET_RECOVERY_PIXEL_FORMAT := "ABGR_8888"
+
+# System as root
+BOARD_BUILD_SYSTEM_ROOT_IMAGE := true
+BOARD_SUPPRESS_SECURE_ERASE := true
 AB_OTA_UPDATER := false
 
 # TWRP specific build flags
-TARGET_OTA_ASSERT_DEVICE := j7y17lte
+TARGET_OTA_ASSERT_DEVICE := j7y17lte,j7y17ltexx,j7y17ltextc
 RECOVERY_SDCARD_ON_DATA := true
 TW_BRIGHTNESS_PATH := "/sys/class/backlight/panel/brightness"
 TW_EXCLUDE_DEFAULT_USB_INIT := true
@@ -105,10 +102,3 @@ TW_INCLUDE_FUSE_NTFS := true
 
 # Vendor separation
 TARGET_COPY_OUT_VENDOR := vendor
-
-# Android Verified Boot
-BOARD_AVB_ENABLE := false
-BOARD_BUILD_DISABLED_VBMETAIMAGE := true
-
-# Include
-TARGET_SPECIFIC_HEADER_PATH := $(DEVICE_PATH)/dtbhtool/include

README.md

@@ -10,16 +10,14 @@ $ mkdir twrp ; cd twrp
 $ repo init --depth=1 -u https://github.com/minimal-manifest-twrp/platform_manifest_twrp_omni.git -b twrp-9.0
 
 # Clone my local repo
-$ git clone https://github.com/samsungexynos7870/android_device_samsung_j7y17lte.git -b twrp device/samsung/j7y17lte
+$ git clone https://github.com/samsungexynos7870/android_manifest_samsung_j7y17lte.git -b twrp .repo/local_manifests
 
 # Sync
 $ repo sync --no-repo-verify -c --force-sync --no-clone-bundle --no-tags --optimized-fetch --prune -j`nproc`
 
 # Build
-$ mv device/samsung/j7y17lte/build_twrp.sh .
-$ . build_twrp.sh j7y17lte
+$ source build/envsetup.sh ; lunch omni_j7y17lte-eng ; mka recoveryimage
 ```
-
 ## Credits
 2020 @Astrako