Merge "bluejay: conf: run ufs ffu script after boot complete" into udc-dev am: 8b30bcd03a

Original change: https://googleplex-android-review.googlesource.com/c/device/google/bluejay/+/22135126

Change-Id: Id9264c60510327a31d6b7c44dcfabe40bcbef048
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

device-bluejay.mk

@@ -247,3 +247,5 @@ PRODUCT_PRODUCT_PROPERTIES ?= \
 PRODUCT_PRODUCT_PROPERTIES += \
     setupwizard.feature.enable_quick_start_flow_for_debug=true \
 
+# UFS: the script is used to select the corresponding firmware to run FFU.
+PRODUCT_PACKAGES += ufs_firmware_update.sh

storage/Android.bp

@@ -0,0 +1,27 @@
+//
+// Copyright (C) 2017 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package {
+    default_applicable_licenses: [
+        "//device/google/bluejay:device_google_bluejay_license",
+    ],
+}
+
+sh_binary {
+    name: "ufs_firmware_update.sh",
+    src: "ufs_firmware_update.sh",
+    init_rc: ["storage.bluejay.rc"],
+    vendor: true,
+}

storage/storage.bluejay.rc

@@ -0,0 +1,7 @@
+on property:sys.boot_completed=1
+    # Copy ufs firmware to disk
+    start ufs_firmware_update
+
+service ufs_firmware_update /vendor/bin/ufs_firmware_update.sh
+    disabled
+    oneshot

storage/ufs_firmware_update.sh

@@ -0,0 +1,19 @@
+#!/vendor/bin/sh
+#
+# The script belongs to the feature of UFS FFU via OTA: go/p23-ffu-ota
+# Its purpose is to copy the corresponding firmware into partition for UFS FFU.
+
+ufs_dev="/dev/sys/block/bootdevice"
+fw_dir="/vendor/firmware"
+blk_dev="/dev/block/by-name/fips"
+
+vendor=$(cat ${ufs_dev}/vendor | tr -d "[:space:]")
+model=$(cat ${ufs_dev}/model | tr -d "[:space:]")
+rev=$(cat ${ufs_dev}/rev | tr -d "[:space:]")
+
+file=$(find ${fw_dir} -name "*${vendor}${model}${rev}*" | head -n 1)
+if [ -n "$file" ]; then
+	# The first 4KB block at fips partition has been occupied, and unused space begins from 4 KB
+	# Refer to: go/pixel-mp-ffu-ota-1p
+	dd if="$file" of=$blk_dev bs=4k seek=1
+fi