qemu/roms/seabios/src/hw/usb-hub.h

   1 #ifndef __USB_HUB_H
   2 #define __USB_HUB_H
   3
   4 // usb-hub.c
   5 struct usbdevice_s;
   6 int usb_hub_setup(struct usbdevice_s *usbdev);
   7
   8
   9 /****************************************************************
  10  * hub flags
  11  ****************************************************************/
  12
  13 #define USB_DT_HUB                      (USB_TYPE_CLASS | 0x09)
  14 #define USB_DT_HUB3                     (USB_TYPE_CLASS | 0x0a)
  15
  16 #define HUB_REQ_SET_HUB_DEPTH           0x0C
  17
  18 struct usb_hub_descriptor {
  19     u8  bDescLength;
  20     u8  bDescriptorType;
  21     u8  bNbrPorts;
  22     u16 wHubCharacteristics;
  23     u8  bPwrOn2PwrGood;
  24     u8  bHubContrCurrent;
  25     // Variable length fields for DeviceRemovable[], PortPwrCtrlMask[] follow.
  26 } PACKED;
  27
  28 #define USB_PORT_FEAT_CONNECTION        0
  29 #define USB_PORT_FEAT_ENABLE            1
  30 #define USB_PORT_FEAT_SUSPEND           2
  31 #define USB_PORT_FEAT_OVER_CURRENT      3
  32 #define USB_PORT_FEAT_RESET             4
  33 #define USB_PORT_FEAT_POWER             8
  34 #define USB_PORT_FEAT_LOWSPEED          9
  35 #define USB_PORT_FEAT_C_CONNECTION      16
  36 #define USB_PORT_FEAT_C_ENABLE          17
  37 #define USB_PORT_FEAT_C_SUSPEND         18
  38 #define USB_PORT_FEAT_C_OVER_CURRENT    19
  39 #define USB_PORT_FEAT_C_RESET           20
  40 #define USB_PORT_FEAT_TEST              21
  41 #define USB_PORT_FEAT_INDICATOR         22
  42 #define USB_PORT_FEAT_C_PORT_L1         23
  43
  44 struct usb_port_status {
  45     u16 wPortStatus;
  46     u16 wPortChange;
  47 } PACKED;
  48
  49 #define USB_PORT_STAT_CONNECTION        0x0001
  50 #define USB_PORT_STAT_ENABLE            0x0002
  51 #define USB_PORT_STAT_SUSPEND           0x0004
  52 #define USB_PORT_STAT_OVERCURRENT       0x0008
  53 #define USB_PORT_STAT_RESET             0x0010
  54 #define USB_PORT_STAT_LINK_SHIFT        5
  55 #define USB_PORT_STAT_LINK_MASK         (0x7 << USB_PORT_STAT_LINK_SHIFT)
  56 #define USB_PORT_STAT_POWER             0x0100
  57 #define USB_PORT_STAT_SPEED_SHIFT       9
  58 #define USB_PORT_STAT_SPEED_MASK        (0x3 << USB_PORT_STAT_SPEED_SHIFT)
  59 #define USB_PORT_STAT_LOW_SPEED         0x0200
  60 #define USB_PORT_STAT_HIGH_SPEED        0x0400
  61 #define USB_PORT_STAT_TEST              0x0800
  62 #define USB_PORT_STAT_INDICATOR         0x1000
  63
  64 #endif // ush-hid.h