src/usb-hub.h

   1 #ifndef __USB_HUB_H
   2 #define __USB_HUB_H
   3
   4 struct usbhub_s {
   5     struct usb_pipe *pipe;
   6     struct usb_s *cntl;
   7     struct mutex_s lock;
   8     u32 powerwait;
   9     u32 port;
  10     u32 threads;
  11     u32 devcount;
  12 };
  13
  14 // usb-hub.c
  15 struct usb_pipe;
  16 int usb_hub_init(struct usb_pipe *pipe);
  17
  18
  19 /****************************************************************
  20  * hub flags
  21  ****************************************************************/
  22
  23 #define USB_DT_HUB                      (USB_TYPE_CLASS | 0x09)
  24
  25 struct usb_hub_descriptor {
  26     u8  bDescLength;
  27     u8  bDescriptorType;
  28     u8  bNbrPorts;
  29     u16 wHubCharacteristics;
  30     u8  bPwrOn2PwrGood;
  31     u8  bHubContrCurrent;
  32     // Variable length fields for DeviceRemovable[], PortPwrCtrlMask[] follow.
  33 } PACKED;
  34
  35 #define USB_PORT_FEAT_CONNECTION        0
  36 #define USB_PORT_FEAT_ENABLE            1
  37 #define USB_PORT_FEAT_SUSPEND           2
  38 #define USB_PORT_FEAT_OVER_CURRENT      3
  39 #define USB_PORT_FEAT_RESET             4
  40 #define USB_PORT_FEAT_POWER             8
  41 #define USB_PORT_FEAT_LOWSPEED          9
  42 #define USB_PORT_FEAT_C_CONNECTION      16
  43 #define USB_PORT_FEAT_C_ENABLE          17
  44 #define USB_PORT_FEAT_C_SUSPEND         18
  45 #define USB_PORT_FEAT_C_OVER_CURRENT    19
  46 #define USB_PORT_FEAT_C_RESET           20
  47 #define USB_PORT_FEAT_TEST              21
  48 #define USB_PORT_FEAT_INDICATOR         22
  49 #define USB_PORT_FEAT_C_PORT_L1         23
  50
  51 struct usb_port_status {
  52     u16 wPortStatus;
  53     u16 wPortChange;
  54 } PACKED;
  55
  56 #define USB_PORT_STAT_CONNECTION        0x0001
  57 #define USB_PORT_STAT_ENABLE            0x0002
  58 #define USB_PORT_STAT_SUSPEND           0x0004
  59 #define USB_PORT_STAT_OVERCURRENT       0x0008
  60 #define USB_PORT_STAT_RESET             0x0010
  61 #define USB_PORT_STAT_L1                0x0020
  62 #define USB_PORT_STAT_POWER             0x0100
  63 #define USB_PORT_STAT_SPEED_SHIFT       9
  64 #define USB_PORT_STAT_SPEED_MASK        (0x3 << USB_PORT_STAT_SPEED_SHIFT)
  65 #define USB_PORT_STAT_LOW_SPEED         0x0200
  66 #define USB_PORT_STAT_HIGH_SPEED        0x0400
  67 #define USB_PORT_STAT_TEST              0x0800
  68 #define USB_PORT_STAT_INDICATOR         0x1000
  69
  70 #endif // ush-hid.h