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bootloader/u-boot_2015_04/include/usbroothubdes.h 3.5 KB
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  /*
   * USB virtual root hub descriptors
   *
   * (C) Copyright 2014
   * Stephen Warren swarren@wwwdotorg.org
   *
   * Based on ohci-hcd.c
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #ifndef __USBROOTHUBDES_H__
  #define __USBROOTHUBDES_H__
  
  /* Device descriptor */
  static __u8 root_hub_dev_des[] = {
  	0x12,		/* __u8  bLength; */
  	0x01,		/* __u8  bDescriptorType; Device */
  	0x10,		/* __u16 bcdUSB; v1.1 */
  	0x01,
  	0x09,		/* __u8  bDeviceClass; HUB_CLASSCODE */
  	0x00,		/* __u8  bDeviceSubClass; */
  	0x00,		/* __u8  bDeviceProtocol; */
  	0x08,		/* __u8  bMaxPacketSize0; 8 Bytes */
  	0x00,		/* __u16 idVendor; */
  	0x00,
  	0x00,		/* __u16 idProduct; */
  	0x00,
  	0x00,		/* __u16 bcdDevice; */
  	0x00,
  	0x00,		/* __u8  iManufacturer; */
  	0x01,		/* __u8  iProduct; */
  	0x00,		/* __u8  iSerialNumber; */
  	0x01,		/* __u8  bNumConfigurations; */
  };
  
  /* Configuration descriptor */
  static __u8 root_hub_config_des[] = {
  	0x09,		/* __u8  bLength; */
  	0x02,		/* __u8  bDescriptorType; Configuration */
  	0x19,		/* __u16 wTotalLength; */
  	0x00,
  	0x01,		/* __u8  bNumInterfaces; */
  	0x01,		/* __u8  bConfigurationValue; */
  	0x00,		/* __u8  iConfiguration; */
  	0x40,		/* __u8  bmAttributes;
  			 *       Bit 7: Bus-powered
  			 *       6: Self-powered,
  			 *       5 Remote-wakwup,
  			 *       4..0: resvd
  			 */
  	0x00,		/* __u8  MaxPower; */
  	/* interface */
  	0x09,		/* __u8  if_bLength; */
  	0x04,		/* __u8  if_bDescriptorType; Interface */
  	0x00,		/* __u8  if_bInterfaceNumber; */
  	0x00,		/* __u8  if_bAlternateSetting; */
  	0x01,		/* __u8  if_bNumEndpoints; */
  	0x09,		/* __u8  if_bInterfaceClass; HUB_CLASSCODE */
  	0x00,		/* __u8  if_bInterfaceSubClass; */
  	0x00,		/* __u8  if_bInterfaceProtocol; */
  	0x00,		/* __u8  if_iInterface; */
  	/* endpoint */
  	0x07,		/* __u8  ep_bLength; */
  	0x05,		/* __u8  ep_bDescriptorType; Endpoint */
  	0x81,		/* __u8  ep_bEndpointAddress; IN Endpoint 1 */
  	0x03,		/* __u8  ep_bmAttributes; Interrupt */
  	0x02,		/* __u16 ep_wMaxPacketSize; ((MAX_ROOT_PORTS + 1) / 8 */
  	0x00,
  	0xff,		/* __u8  ep_bInterval; 255 ms */
  };
  
  #ifdef WANT_USB_ROOT_HUB_HUB_DES
  static unsigned char root_hub_hub_des[] = {
  	0x09,		/* __u8  bLength; */
  	0x29,		/* __u8  bDescriptorType; Hub-descriptor */
  	0x02,		/* __u8  bNbrPorts; */
  	0x00,		/* __u16 wHubCharacteristics; */
  	0x00,
  	0x01,		/* __u8  bPwrOn2pwrGood; 2ms */
  	0x00,		/* __u8  bHubContrCurrent; 0 mA */
  	0x00,		/* __u8  DeviceRemovable; *** 7 Ports max *** */
  	0xff,		/* __u8  PortPwrCtrlMask; *** 7 ports max *** */
  };
  #endif
  
  static unsigned char root_hub_str_index0[] = {
  	0x04,		/* __u8  bLength; */
  	0x03,		/* __u8  bDescriptorType; String-descriptor */
  	0x09,		/* __u8  lang ID */
  	0x04,		/* __u8  lang ID */
  };
  
  static unsigned char root_hub_str_index1[] = {
  	32,		/* __u8  bLength; */
  	0x03,		/* __u8  bDescriptorType; String-descriptor */
  	'U',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	'-',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	'B',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	'o',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	'o',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	't',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	' ',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	'R',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	'o',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	'o',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	't',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	' ',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	'H',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	'u',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  	'b',		/* __u8  Unicode */
  	0,		/* __u8  Unicode */
  };
  
  #endif