sdm845-common: Add recovery support

Change-Id: Id44d9793e0ea5fd1359f661ec6a9a1784514dbd2

rootdir/Android.mk

@@ -0,0 +1,9 @@
+LOCAL_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE       := init.recovery.qcom.rc
+LOCAL_MODULE_TAGS  := optional eng
+LOCAL_MODULE_CLASS := ETC
+LOCAL_SRC_FILES    := etc/init.recovery.qcom.rc
+LOCAL_MODULE_PATH  := $(TARGET_ROOT_OUT)
+include $(BUILD_PREBUILT)

rootdir/etc/init.recovery.qcom.rc

@@ -0,0 +1,24 @@
+on fs
+    wait /dev/block/platform/soc/${ro.boot.bootdevice}
+    symlink /dev/block/platform/soc/${ro.boot.bootdevice} /dev/block/bootdevice
+
+on init
+    mount configfs none /config
+    mkdir /config/usb_gadget/g1 0770 shell shell
+    write /config/usb_gadget/g1/idVendor 0x18d1
+    write /config/usb_gadget/g1/idProduct 0xd001
+    mkdir /config/usb_gadget/g1/strings/0x409 0770
+    write /config/usb_gadget/g1/strings/0x409/serialnumber ${ro.serialno}
+    write /config/usb_gadget/g1/strings/0x409/manufacturer ${ro.product.manufacturer}
+    write /config/usb_gadget/g1/strings/0x409/product ${ro.product.model}
+    mkdir /config/usb_gadget/g1/functions/ffs.adb
+    write /config/usb_gadget/g1/os_desc/use 1
+    setprop sys.usb.configfs 1
+
+on property:sys.usb.ffs.ready=1
+    mkdir /config/usb_gadget/g1/configs/b.1 0777 shell shell
+    symlink /config/usb_gadget/g1/configs/b.1 /config/usb_gadget/g1/os_desc/b.1
+    mkdir /config/usb_gadget/g1/configs/b.1/strings/0x409 0770 shell shell
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "adb"
+    symlink /config/usb_gadget/g1/functions/ffs.adb /config/usb_gadget/g1/configs/b.1/f1
+    write /config/usb_gadget/g1/UDC ${ro.boot.usbcontroller}