Initial TWRP BringUP from DTgen plus basic setup

recovery/root/android.hardware.health-service.qti_recovery.rc

@@ -0,0 +1,7 @@
+service vendor.health-recovery /system/bin/hw/android.hardware.health-service.qti_recovery
+    class hal
+    seclabel u:r:hal_health_default:s0
+    user system
+    group system
+    capabilities WAKE_ALARM BLOCK_SUSPEND
+    file /dev/kmsg w

recovery/root/init.recovery.qcom.rc

@@ -0,0 +1,37 @@
+# Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of The Linux Foundation nor
+#       the names of its contributors may be used to endorse or promote
+#       products derived from this software without specific prior written
+#       permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+on init
+    setprop sys.usb.configfs 1
+
+on property:ro.boot.usbcontroller=*
+    setprop sys.usb.controller ${ro.boot.usbcontroller}
+    write /sys/class/udc/${ro.boot.usbcontroller}/device/../mode peripheral
+
+on fs
+    wait /dev/block/platform/soc/${ro.boot.bootdevice}
+    symlink /dev/block/platform/soc/${ro.boot.bootdevice} /dev/block/bootdevice

recovery/root/servicemanager.recovery.rc

@@ -0,0 +1,6 @@
+service servicemanager /system/bin/servicemanager
+    disabled
+    group system readproc
+    user root
+    onrestart setprop servicemanager.ready false
+    seclabel u:r:servicemanager:s0