hub.h

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#ifndef __USB_HUB_H__
#define __USB_HUB_H__
 
#include <stdint.h>
#include "../usb3.h"
#include "../xhci.h"
#include "../xhci_cmd.h"
 
/* HUB Commands */
#define HUB_CMD_GET_STATUS        0
#define HUB_CMD_CLEAR_FEATURE     1
#define HUB_CMD_SET_FEATURE       3
#define HUB_CMD_GET_DESCRIPTOR    6
#define HUB_CMD_SET_DESCRIPTOR    7
#define HUB_CMD_CLEAR_TT_BUFFER   8
#define HUB_CMD_RESET_TT          9
#define HUB_CMD_GET_TT_STATE      10
#define HUB_CMD_STOP_TT           11
#define HUB_CMD_SET_HUB_DEPTH     12
#define HUB_CMD_GET_PORT_ERR_COUNT  13
 
#define HUB_FEATURE_PORT_CONNECTION 0
#define HUB_FEATURE_PORT_ENABLE     1
#define HUB_FEATURE_PORT_SUSPEND      2
#define HUB_FEATURE_PORT_OVER_CURRENT 3
#define HUB_FEATURE_PORT_RESET        4
#define HUB_FEATURE_PORT_LINK_STATE   5
#define HUB_FEATURE_PORT_POWER         8
#define HUB_FEATURE_PORT_LOW_SPEED     9
#define HUB_FEATURE_C_PORT_CONNECTION  0x10
#define HUB_FEATURE_C_PORT_ENABLE   0x11
#define HUB_FEATURE_C_PORT_RESET    0x14
 
#define HUB_DESCRIPTOR  0x29
#define HUB_DESCRIPTOR_3 0x2A
#define HUB_PORT_RESET (1<<4)
 
#pragma pack(push,1)
typedef struct _usb_hub_descriptor_ {
    uint8_t bDescriptorLength;
    uint8_t bDescriptorType;
    uint8_t bNumberOfPorts;
    uint16_t wHubCharacteristics;
    uint8_t bPowerOnToPowerGood;
    uint8_t bHubControlCurrent;
    uint8_t bRemoveAndPowerMask[];
}USBHubDescriptor; 
#pragma pack(pop)
 
#pragma pack(push,1)
typedef struct _usb3_hub_ {
    uint8_t bDescriptorLength;
    uint8_t bDescriptorType;
    uint8_t bNumberOfPorts;
    uint16_t wHubCharacteristics;
    uint8_t bPowerOnToPowerGood;
    uint8_t bHubControlCurrent;
    uint8_t hubHdrDecodeLatency;
    uint16_t hubDelay;
    uint16_t devRemovable;
}USB3HubDescriptor;
#pragma pack(pop)
 
void USBHubInitialise(USBDevice* dev, XHCISlot* slot);
#endif