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#ifndef __USB_HUB_H
#define __USB_HUB_H
// usb-hub.c
struct usbdevice_s;
int usb_hub_setup(struct usbdevice_s *usbdev);
/****************************************************************
* hub flags
****************************************************************/
#define USB_DT_HUB (USB_TYPE_CLASS | 0x09)
#define USB_DT_HUB3 (USB_TYPE_CLASS | 0x0a)
#define HUB_REQ_SET_HUB_DEPTH 0x0C
struct usb_hub_descriptor {
u8 bDescLength;
u8 bDescriptorType;
u8 bNbrPorts;
u16 wHubCharacteristics;
u8 bPwrOn2PwrGood;
u8 bHubContrCurrent;
// Variable length fields for DeviceRemovable[], PortPwrCtrlMask[] follow.
} PACKED;
#define USB_PORT_FEAT_CONNECTION 0
#define USB_PORT_FEAT_ENABLE 1
#define USB_PORT_FEAT_SUSPEND 2
#define USB_PORT_FEAT_OVER_CURRENT 3
#define USB_PORT_FEAT_RESET 4
#define USB_PORT_FEAT_POWER 8
#define USB_PORT_FEAT_LOWSPEED 9
#define USB_PORT_FEAT_C_CONNECTION 16
#define USB_PORT_FEAT_C_ENABLE 17
#define USB_PORT_FEAT_C_SUSPEND 18
#define USB_PORT_FEAT_C_OVER_CURRENT 19
#define USB_PORT_FEAT_C_RESET 20
#define USB_PORT_FEAT_TEST 21
#define USB_PORT_FEAT_INDICATOR 22
#define USB_PORT_FEAT_C_PORT_L1 23
struct usb_port_status {
u16 wPortStatus;
u16 wPortChange;
} PACKED;
#define USB_PORT_STAT_CONNECTION 0x0001
#define USB_PORT_STAT_ENABLE 0x0002
#define USB_PORT_STAT_SUSPEND 0x0004
#define USB_PORT_STAT_OVERCURRENT 0x0008
#define USB_PORT_STAT_RESET 0x0010
#define USB_PORT_STAT_LINK_SHIFT 5
#define USB_PORT_STAT_LINK_MASK (0x7 << USB_PORT_STAT_LINK_SHIFT)
#define USB_PORT_STAT_POWER 0x0100
#define USB_PORT_STAT_SPEED_SHIFT 9
#define USB_PORT_STAT_SPEED_MASK (0x3 << USB_PORT_STAT_SPEED_SHIFT)
#define USB_PORT_STAT_LOW_SPEED 0x0200
#define USB_PORT_STAT_HIGH_SPEED 0x0400
#define USB_PORT_STAT_TEST 0x0800
#define USB_PORT_STAT_INDICATOR 0x1000
#endif // ush-hid.h
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