80828af3de
On encrypted devices, persistent properties are loaded after the device
is decrypted. To properly change sys.usb.config to its persistent value,
it must first be set to "none" and then to ${persist.sys.usb.config}.
Bug: 7678835
Change-Id: I4f91245cedc04e3178ce9cee21390f5b657733c9
92 lines
3.9 KiB
Text
92 lines
3.9 KiB
Text
# Copyright (C) 2012 The Android Open Source Project
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#
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# USB configuration common for all android devices
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#
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on post-fs-data
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chown system system /sys/class/android_usb/android0/f_mass_storage/lun/file
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chmod 0660 /sys/class/android_usb/android0/f_mass_storage/lun/file
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chown system system /sys/class/android_usb/android0/f_rndis/ethaddr
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chmod 0660 /sys/class/android_usb/android0/f_rndis/ethaddr
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# Used to disable USB when switching states
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on property:sys.usb.config=none
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stop adbd
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write /sys/class/android_usb/android0/enable 0
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write /sys/class/android_usb/android0/bDeviceClass 0
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setprop sys.usb.state ${sys.usb.config}
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# adb only USB configuration
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# This should only be used during device bringup
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# and as a fallback if the USB manager fails to set a standard configuration
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on property:sys.usb.config=adb
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write /sys/class/android_usb/android0/enable 0
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write /sys/class/android_usb/android0/idVendor 18d1
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write /sys/class/android_usb/android0/idProduct D002
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write /sys/class/android_usb/android0/functions ${sys.usb.config}
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write /sys/class/android_usb/android0/enable 1
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start adbd
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setprop sys.usb.state ${sys.usb.config}
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# USB accessory configuration
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on property:sys.usb.config=accessory
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write /sys/class/android_usb/android0/enable 0
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write /sys/class/android_usb/android0/idVendor 18d1
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write /sys/class/android_usb/android0/idProduct 2d00
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write /sys/class/android_usb/android0/functions ${sys.usb.config}
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write /sys/class/android_usb/android0/enable 1
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setprop sys.usb.state ${sys.usb.config}
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# USB accessory configuration, with adb
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on property:sys.usb.config=accessory,adb
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write /sys/class/android_usb/android0/enable 0
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write /sys/class/android_usb/android0/idVendor 18d1
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write /sys/class/android_usb/android0/idProduct 2d01
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write /sys/class/android_usb/android0/functions ${sys.usb.config}
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write /sys/class/android_usb/android0/enable 1
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start adbd
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setprop sys.usb.state ${sys.usb.config}
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# audio accessory configuration
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on property:sys.usb.config=audio_source
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write /sys/class/android_usb/android0/enable 0
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write /sys/class/android_usb/android0/idVendor 18d1
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write /sys/class/android_usb/android0/idProduct 2d02
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write /sys/class/android_usb/android0/functions ${sys.usb.config}
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write /sys/class/android_usb/android0/enable 1
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setprop sys.usb.state ${sys.usb.config}
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# audio accessory configuration, with adb
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on property:sys.usb.config=audio_source,adb
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write /sys/class/android_usb/android0/enable 0
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write /sys/class/android_usb/android0/idVendor 18d1
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write /sys/class/android_usb/android0/idProduct 2d03
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write /sys/class/android_usb/android0/functions ${sys.usb.config}
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write /sys/class/android_usb/android0/enable 1
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start adbd
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setprop sys.usb.state ${sys.usb.config}
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# USB and audio accessory configuration
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on property:sys.usb.config=accessory,audio_source
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write /sys/class/android_usb/android0/enable 0
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write /sys/class/android_usb/android0/idVendor 18d1
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write /sys/class/android_usb/android0/idProduct 2d04
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write /sys/class/android_usb/android0/functions ${sys.usb.config}
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write /sys/class/android_usb/android0/enable 1
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setprop sys.usb.state ${sys.usb.config}
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# USB and audio accessory configuration, with adb
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on property:sys.usb.config=accessory,audio_source,adb
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write /sys/class/android_usb/android0/enable 0
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write /sys/class/android_usb/android0/idVendor 18d1
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write /sys/class/android_usb/android0/idProduct 2d05
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write /sys/class/android_usb/android0/functions ${sys.usb.config}
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write /sys/class/android_usb/android0/enable 1
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start adbd
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setprop sys.usb.state ${sys.usb.config}
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# Used to set USB configuration at boot and to switch the configuration
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# when changing the default configuration
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on property:persist.sys.usb.config=*
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setprop sys.usb.config none
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setprop sys.usb.config ${persist.sys.usb.config}
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