init.rc: Add support for new USB accessory configurations

Also moved USB scripts to new file init.usb.rc

Change-Id: I98e099fbd8de3eb3e1e18c9ef69312608033a50c
Signed-off-by: Mike Lockwood <lockwood@google.com>

1 files changed, 91 insertions, 0 deletions

diff --git a/rootdir/init.usb.rc b/rootdir/init.usb.rc
new file mode 100644
index 00000000..15467cc2
--- /dev/null
+++ b/rootdir/init.usb.rc
@@ -0,0 +1,91 @@
+# Copyright (C) 2012 The Android Open Source Project
+#
+# USB configuration common for all android devices
+#
+
+on post-fs-data
+    chown system system /sys/class/android_usb/android0/f_mass_storage/lun/file
+    chmod 0660 /sys/class/android_usb/android0/f_mass_storage/lun/file
+    chown system system /sys/class/android_usb/android0/f_rndis/ethaddr
+    chmod 0660 /sys/class/android_usb/android0/f_rndis/ethaddr
+
+# Used to disable USB when switching states
+on property:sys.usb.config=none
+    stop adbd
+    write /sys/class/android_usb/android0/enable 0
+    write /sys/class/android_usb/android0/bDeviceClass 0
+    setprop sys.usb.state ${sys.usb.config}
+
+# adb only USB configuration
+# This should only be used during device bringup
+# and as a fallback if the USB manager fails to set a standard configuration
+on property:sys.usb.config=adb
+    write /sys/class/android_usb/android0/enable 0
+    write /sys/class/android_usb/android0/idVendor 18d1
+    write /sys/class/android_usb/android0/idProduct D002
+    write /sys/class/android_usb/android0/functions ${sys.usb.config}
+    write /sys/class/android_usb/android0/enable 1
+    start adbd
+    setprop sys.usb.state ${sys.usb.config}
+
+# USB accessory configuration
+on property:sys.usb.config=accessory
+    write /sys/class/android_usb/android0/enable 0
+    write /sys/class/android_usb/android0/idVendor 18d1
+    write /sys/class/android_usb/android0/idProduct 2d00
+    write /sys/class/android_usb/android0/functions ${sys.usb.config}
+    write /sys/class/android_usb/android0/enable 1
+    setprop sys.usb.state ${sys.usb.config}
+
+# USB accessory configuration, with adb
+on property:sys.usb.config=accessory,adb
+    write /sys/class/android_usb/android0/enable 0
+    write /sys/class/android_usb/android0/idVendor 18d1
+    write /sys/class/android_usb/android0/idProduct 2d01
+    write /sys/class/android_usb/android0/functions ${sys.usb.config}
+    write /sys/class/android_usb/android0/enable 1
+    start adbd
+    setprop sys.usb.state ${sys.usb.config}
+
+# audio accessory configuration
+on property:sys.usb.config=audio_source
+    write /sys/class/android_usb/android0/enable 0
+    write /sys/class/android_usb/android0/idVendor 18d1
+    write /sys/class/android_usb/android0/idProduct 2d02
+    write /sys/class/android_usb/android0/functions ${sys.usb.config}
+    write /sys/class/android_usb/android0/enable 1
+    setprop sys.usb.state ${sys.usb.config}
+
+# audio accessory configuration, with adb
+on property:sys.usb.config=audio_source,adb
+    write /sys/class/android_usb/android0/enable 0
+    write /sys/class/android_usb/android0/idVendor 18d1
+    write /sys/class/android_usb/android0/idProduct 2d03
+    write /sys/class/android_usb/android0/functions ${sys.usb.config}
+    write /sys/class/android_usb/android0/enable 1
+    start adbd
+    setprop sys.usb.state ${sys.usb.config}
+
+# USB and audio accessory configuration
+on property:sys.usb.config=accessory,audio_source
+    write /sys/class/android_usb/android0/enable 0
+    write /sys/class/android_usb/android0/idVendor 18d1
+    write /sys/class/android_usb/android0/idProduct 2d04
+    write /sys/class/android_usb/android0/functions ${sys.usb.config}
+    write /sys/class/android_usb/android0/enable 1
+    setprop sys.usb.state ${sys.usb.config}
+
+# USB and audio accessory configuration, with adb
+on property:sys.usb.config=accessory,audio_source,adb
+    write /sys/class/android_usb/android0/enable 0
+    write /sys/class/android_usb/android0/idVendor 18d1
+    write /sys/class/android_usb/android0/idProduct 2d05
+    write /sys/class/android_usb/android0/functions ${sys.usb.config}
+    write /sys/class/android_usb/android0/enable 1
+    start adbd
+    setprop sys.usb.state ${sys.usb.config}
+
+# Used to set USB configuration at boot and to switch the configuration
+# when changing the default configuration
+on property:persist.sys.usb.config=*
+    setprop sys.usb.config ${persist.sys.usb.config}