violet: Init retrofit dynamic partitions

Author: me-cafebabe

BoardConfig.mk

@@ -81,19 +81,26 @@ BOARD_AVB_RECOVERY_ROLLBACK_INDEX_LOCATION := 1
 BOARD_FLASH_BLOCK_SIZE := 262144
 BOARD_BOOTIMAGE_PARTITION_SIZE := 134217728
 BOARD_RECOVERYIMAGE_PARTITION_SIZE := 67108864
-BOARD_SYSTEMIMAGE_PARTITION_SIZE := 3106136440
 BOARD_SYSTEMIMAGE_PARTITION_TYPE := ext4
 BOARD_USERDATAIMAGE_PARTITION_SIZE := 12884901888
 BOARD_USERDATAIMAGE_FILE_SYSTEM_TYPE := ext4
-BOARD_VENDORIMAGE_PARTITION_SIZE := 1375437080
 BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE := ext4
 BOARD_USES_METADATA_PARTITION := true
 
+BOARD_SUPER_PARTITION_BLOCK_DEVICES := system vendor
+BOARD_SUPER_PARTITION_METADATA_DEVICE := system
+BOARD_SUPER_PARTITION_VENDOR_DEVICE_SIZE := 2147483648
+BOARD_SUPER_PARTITION_SYSTEM_DEVICE_SIZE := 3758096384
+BOARD_SUPER_PARTITION_SIZE := $(shell expr $(BOARD_SUPER_PARTITION_VENDOR_DEVICE_SIZE) + $(BOARD_SUPER_PARTITION_SYSTEM_DEVICE_SIZE) )
+
+BOARD_SUPER_PARTITION_GROUPS := violet_dynamic_partitions
+BOARD_VIOLET_DYNAMIC_PARTITIONS_SIZE := $(shell expr $(BOARD_SUPER_PARTITION_SIZE) - 4194304 )
+BOARD_VIOLET_DYNAMIC_PARTITIONS_PARTITION_LIST := odm product system system_ext vendor
+
 # QTI vibrator
 TW_SUPPORT_INPUT_AIDL_HAPTICS := true
 
 # System as root
-BOARD_BUILD_SYSTEM_ROOT_IMAGE := true
 BOARD_ROOT_EXTRA_FOLDERS := bluetooth dsp firmware persist
 BOARD_SUPPRESS_SECURE_ERASE := true
 

device.mk

@@ -19,6 +19,10 @@ $(call inherit-product, $(SRC_TARGET_DIR)/product/base.mk)
 
 LOCAL_PATH := device/xiaomi/violet
 
+# Dynamic Partitions
+PRODUCT_USE_DYNAMIC_PARTITIONS := true
+PRODUCT_RETROFIT_DYNAMIC_PARTITIONS := true
+
 PRODUCT_PACKAGES += \
     qcom_decrypt \
     qcom_decrypt_fbe

recovery/root/system/etc/recovery.fstab

@@ -1,7 +1,7 @@
 #device					       mount point             fstype   [device2] [length=]
 
-/dev/block/bootdevice/by-name/system           /                        ext4    ro,barrier=1,discard,i_version                                       wait,avb
-/dev/block/bootdevice/by-name/vendor           /vendor                  ext4    ro,barrier=1                                                         wait,recoveryonly
+#/dev/block/bootdevice/by-name/system           /                        ext4    ro,barrier=1,discard,i_version                                       wait,avb
+#/dev/block/bootdevice/by-name/vendor           /vendor                  ext4    ro,barrier=1                                                         wait,recoveryonly
 /dev/block/bootdevice/by-name/boot             /boot                    emmc    defaults                                                             recoveryonly
 /dev/block/bootdevice/by-name/recovery         /recovery                emmc    defaults                                                             recoveryonly
 /dev/block/bootdevice/by-name/cache            /cache                   ext4    nosuid,noatime,nodev,barrier=1                                       wait

recovery/root/system/etc/twrp.flags

@@ -2,15 +2,15 @@
 /cache          ext4            /dev/block/bootdevice/by-name/cache
 /system_root    ext4            /dev/block/bootdevice/by-name/system                    flags=display="System";backup=0;wipeingui
 /vendor         ext4            /dev/block/bootdevice/by-name/vendor                    flags=display="Vendor";backup=0;wipeingui
-/vendor_image   emmc            /dev/block/bootdevice/by-name/vendor                    flags=display="Vendor_image";backup=1;flashimg=1
-/system_image   emmc            /dev/block/bootdevice/by-name/system                    flags=display="System_image";backup=1;flashimg=1
+#/vendor_image   emmc            /dev/block/bootdevice/by-name/vendor                    flags=display="Vendor_image";backup=1;flashimg=1
+#/system_image   emmc            /dev/block/bootdevice/by-name/system                    flags=display="System_image";backup=1;flashimg=1
 /storage        ext4            /data/media/0                                           flags=display="Internal Storage";usermrf;backup=1;fsflags="bind";removable
 /dtbo           emmc            /dev/block/bootdevice/by-name/dtbo                      flags=display="dtbo";backup=1;flashimg=1
 /recovery       emmc            /dev/block/bootdevice/by-name/recovery                  flags=backup=1
 /firmware       vfat            /dev/block/bootdevice/by-name/modem                     flags=display="Firmware";mounttodecrypt;fsflags=ro
 /firmware_image emmc            /dev/block/bootdevice/by-name/modem                     flags=display="Firmware_image";flashimg=1;backup=0
-/product        ext4            /dev/block/bootdevice/by-name/cust                      flags=display="Product/Cust";wipeingui
-/product_image  emmc            /dev/block/bootdevice/by-name/cust                      flags=display="Product/Cust Image";backup=1;flashimg=1
+#/product        ext4            /dev/block/bootdevice/by-name/cust                      flags=display="Product/Cust";wipeingui
+#/product_image  emmc            /dev/block/bootdevice/by-name/cust                      flags=display="Product/Cust Image";backup=1;flashimg=1
 /misc           emmc            /dev/block/bootdevice/by-name/misc
 /modem          emmc            /dev/block/bootdevice/by-name/modem                     flags=backup=1;display="Modem"
 /bluetooth      emmc            /dev/block/bootdevice/by-name/bluetooth                 flags=backup=1;subpartitionof=/modem