From 46632f72cce00ab718f74cb8a4a3761a5535882c Mon Sep 17 00:00:00 2001 From: Roopesh Nataraja Date: Thu, 24 Mar 2022 15:11:00 -0700 Subject: [PATCH] sm8550-common: Enable system_dlkm partition to host GKI modules - Enable compilation of system_dlkm image to package GKI modules. It provides the flexibility to update GKI driver post KMI freeze. - Use sha256 to build hashtree for system_dlkm partition since it provides robustness against malicious attacks. Change-Id: Icb3a5ab44d39f8b55324b7d8c47ea3c01f94f066 --- BoardConfigCommon.mk | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/BoardConfigCommon.mk b/BoardConfigCommon.mk index 2df8732..60a5a40 100644 --- a/BoardConfigCommon.mk +++ b/BoardConfigCommon.mk @@ -16,6 +16,7 @@ AB_OTA_PARTITIONS += \ product \ recovery \ system \ + system_dlkm \ system_ext \ vbmeta \ vbmeta_system \ @@ -71,7 +72,7 @@ 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_PARTITION_LIST := odm product system system_dlkm system_ext vendor vendor_dlkm BOARD_SAMSUNG_DYNAMIC_PARTITIONS_SIZE := 12096372736 BOARD_FLASH_BLOCK_SIZE := 262144 # (BOARD_KERNEL_PAGESIZE * 64) @@ -81,10 +82,12 @@ 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_SYSTEM_DLKMIMAGE_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_DLKM := system_dlkm TARGET_COPY_OUT_SYSTEM_EXT := system_ext TARGET_COPY_OUT_VENDOR := vendor TARGET_COPY_OUT_VENDOR_DLKM := vendor_dlkm @@ -114,3 +117,6 @@ 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 + +# Use sha256 hash algorithm for system_dlkm partition +BOARD_AVB_SYSTEM_DLKM_ADD_HASHTREE_FOOTER_ARGS += --hash_algorithm sha256