tools/usb_gadget/default_gadget.py

   1 # Copyright 2014 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 """Default gadget configuration."""
   6
   7 import gadget
   8 import usb_constants
   9 import usb_descriptors
  10
  11
  12 class DefaultGadget(gadget.Gadget):
  13
  14   def __init__(self):
  15     device_desc = usb_descriptors.DeviceDescriptor(
  16         idVendor=usb_constants.VendorID.GOOGLE,
  17         idProduct=usb_constants.ProductID.GOOGLE_TEST_GADGET,
  18         bcdUSB=0x0200,
  19         iManufacturer=1,
  20         iProduct=2,
  21         iSerialNumber=3,
  22         bcdDevice=0x0100)
  23
  24     fs_config_desc = usb_descriptors.ConfigurationDescriptor(
  25         bmAttributes=0x80,
  26         MaxPower=50)
  27
  28     hs_config_desc = usb_descriptors.ConfigurationDescriptor(
  29         bmAttributes=0x80,
  30         MaxPower=50)
  31
  32     interface_desc = usb_descriptors.InterfaceDescriptor(
  33         bInterfaceNumber=0)
  34     fs_config_desc.AddInterface(interface_desc)
  35     hs_config_desc.AddInterface(interface_desc)
  36
  37     super(DefaultGadget, self).__init__(
  38         device_desc, fs_config_desc, hs_config_desc)
  39
  40     self.AddStringDescriptor(1, "Google Inc.")
  41     self.AddStringDescriptor(2, "Test Gadget (default state)")