Fix: reserve vendor partition size instead of always making it 2GB

BoardConfig.mk

@@ -40,8 +40,6 @@ TARGET_NO_RECOVERY := false
 BOARD_USES_FULL_RECOVERY_IMAGE := true
 BOARD_RECOVERYIMAGE_PARTITION_SIZE := 134217728 # 128M
 TARGET_RECOVERY_FSTAB := device/pawlet/rpi4/recovery/recovery.rpi4.fstab
-# NB: unquoted — literal quotes leak into soong.*.extra.variables and break
-# its JSON ("Error parsing JSON ... Expecting ',' delimiter")
 TARGET_RECOVERY_PIXEL_FORMAT := RGB_565
 # Phase 2 — TWRP GUI: re-point once librecovery_ui_pawlet_twrp links
 # (libaosprecovery / TWRP's forked install/*.cpp still unported, see
@@ -81,6 +79,13 @@ BOARD_SYSTEM_EXTIMAGE_PARTITION_RESERVED_SIZE := 104857600 # 100MB
 BOARD_SYSTEM_EXTIMAGE_FILE_SYSTEM_TYPE := ext4
 TARGET_COPY_OUT_SYSTEM_EXT := system_ext
 BOARD_VENDORIMAGE_PARTITION_SIZE := 2147483648 # 2048M (2GB)
+# Size vendor.img to content + margin instead of padding it to the full 2GB.
+# With BOARD_USES_FULL_RECOVERY_IMAGE=true, build/core/Makefile adds the whole
+# recovery.img (128MB) to the vendor size assertion (RECOVERY_FROM_BOOT_PATCH).
+# A non-reserved ext4 vendor image fills the entire partition, so vendor(2GB) +
+# recovery(128MB) always overflows. Reserving (as system_ext does) keeps the
+# image small; recovery still flashes whole to its own partition 3.
+BOARD_VENDORIMAGE_PARTITION_RESERVED_SIZE := 104857600 # 100MB
 BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE := ext4
 TARGET_COPY_OUT_VENDOR := vendor
 BOARD_USES_METADATA_PARTITION := true
@@ -90,6 +95,13 @@ BOARD_USERDATAIMAGE_PARTITION_SIZE := 134217728 # 128M
 TARGET_USERIMAGES_SPARSE_EXT_DISABLED := true
 TARGET_USERIMAGES_USE_EXT4 := true
 
+# if BOARD_STORAGE_SUPPORTS_DISCARD := true
+# is set in BoardConfig.mk (or a device variant makefile), TRIM will be
+# enabled on the metadata partition. Only do this if your storage device
+# actually supports discard (SD cards, SSDs) — USB flash drives typically
+# don't, and requesting discard on them stalls jbd2.
+BOARD_STORAGE_SUPPORTS_DISCARD := true
+
 # Platform
 TARGET_BOARD_PLATFORM := bcm2711
 TARGET_BOOTLOADER_BOARD_NAME := bcm2711

configs/provisioner/vendor.cfg

@@ -5,4 +5,4 @@ enable_setupwizard=true
 vendor_id=pawlet_rpi4
 network_timeout=30000
 config_apk_package=app.pawlet.config
-config_apk_url=https://oxmc.me/aosp_apis/data/default-config.apk
+config_apk_url=https://oxmc.me/apis/aosp/data/default-config.apk