#ifndef	__CHAP9_H__#define	__CHAP9_H__//write your header here#define USB_RECIPIENT            (unsigned char)0x1F#define USB_RECIPIENT_DEVICE     (unsigned char)0x00#define USB_RECIPIENT_INTERFACE  (unsigned char)0x01#define USB_RECIPIENT_ENDPOINT   (unsigned char)0x02//*************************************************************************// masks//*************************************************************************#define USB_CLASS_CODE_TEST_CLASS_DEVICE                    0xdc#define USB_SUBCLASS_CODE_TEST_CLASS_D12                    0xA0#define USB_PROTOCOL_CODE_TEST_CLASS_D12                    0xB0//*************************************************************************// basic #defines//*************************************************************************#define MAX_ENDPOINTS      (unsigned int)0x3#define EP0_PACKET_SIZE    (unsigned long int)0x0010#define EP1_PACKET_SIZE    (unsigned long int)0x0004#define EP2_PACKET_SIZE    (unsigned long int)0x0040#define USB_IDLE           0#define USB_TRANSMIT       1#define USB_RECEIVE        2//*************************************************************************// masks//*************************************************************************#define USB_REQUEST_TYPE_MASK    (unsigned int)0x60#define USB_STANDARD_REQUEST     (unsigned int)0x00#define USB_VENDOR_REQUEST       (unsigned int)0x40#define USB_REQUEST_MASK         (unsigned int)0x0F#define DEVICE_ADDRESS_MASK      0x7F//*************************************************************************// macros//*************************************************************************#define MSB(x)    (((x) >> 16) & 0xFFFF)#define FALSE   0#define TRUE    (!FALSE)//*************************************************************************// structure and union definitions//*************************************************************************typedef union _epp_flags{	struct _flags	{		unsigned int bus_reset   	: 1;		unsigned int suspend    	: 1;		unsigned int setup_packet 	: 1;		unsigned int remote_wakeup  : 1;		unsigned int in_isr		  	: 1;		unsigned int control_state	: 2;		unsigned int configuration  : 1;		unsigned int Ep1_ReceiveDataFlag	: 1;		unsigned int Ep1_SendDataFlag		: 1;		unsigned int Ep2_ReceiveDataFlag	: 1;		unsigned int Ep2_SendDataFlag 		: 1;	}bits;}EPPFLAGS;typedef struct _device_request{	unsigned int bmRequestType;	unsigned int bRequest;	unsigned long int wValue;	unsigned long int wIndex;	unsigned long int wLength;} DEVICE_REQUEST;#define MAX_CONTROLDATA_SIZE	8typedef struct _control_transfers{	DEVICE_REQUEST DeviceRequest;	unsigned long int wLength;	unsigned long int wCount;	unsigned int * pData;	unsigned int dataBuffer[MAX_CONTROLDATA_SIZE];} CONTROL_TRANSFERS;//*************************************************************************// basic typedefs for usb1.1//*************************************************************************typedef unsigned int   UINT;typedef unsigned long int  ULINt;// values for the  returned by the USB GET_STATUS command#define USB_DEVICE_DESCRIPTOR_TYPE                0x01#define USB_CONFIGURATION_DESCRIPTOR_TYPE         0x02#define USB_STRING_DESCRIPTOR_TYPE                0x03#define USB_INTERFACE_DESCRIPTOR_TYPE             0x04#define USB_ENDPOINT_DESCRIPTOR_TYPE              0x05#define USB_POWER_DESCRIPTOR_TYPE                 0x06// Values for bmAttributes field of an endpoint descriptor#define USB_ENDPOINT_TYPE_MASK                    0x03#define USB_ENDPOINT_TYPE_CONTROL                 0x00#define USB_ENDPOINT_TYPE_ISOCHRONOUS             0x01#define USB_ENDPOINT_TYPE_BULK                    0x02#define USB_ENDPOINT_TYPE_INTERRUPT               0x03#define USB_ENDPOINT_DIRECTION_MASK               0x80// USB defined request codes// see chapter 9 of the USB 1.1 specifcation for// more information.// These are the correct values based on the USB 1.1// specification#define USB_REQUEST_GET_STATUS                    0x00#define USB_REQUEST_CLEAR_FEATURE                 0x01#define USB_REQUEST_SET_FEATURE                   0x03#define USB_REQUEST_SET_ADDRESS                   0x05#define USB_REQUEST_GET_DESCRIPTOR                0x06#define USB_REQUEST_SET_DESCRIPTOR                0x07#define USB_REQUEST_GET_CONFIGURATION             0x08#define USB_REQUEST_SET_CONFIGURATION             0x09#define USB_REQUEST_GET_INTERFACE                 0x0A#define USB_REQUEST_SET_INTERFACE                 0x0B#define USB_REQUEST_SYNC_FRAME                    0x0C// defined USB device classes#define USB_DEVICE_CLASS_RESERVED           0x00#define USB_DEVICE_CLASS_AUDIO              0x01#define USB_DEVICE_CLASS_COMMUNICATIONS     0x02#define USB_DEVICE_CLASS_HUMAN_INTERFACE    0x03#define USB_DEVICE_CLASS_MONITOR            0x04#define USB_DEVICE_CLASS_PHYSICAL_INTERFACE 0x05#define USB_DEVICE_CLASS_POWER              0x06#define USB_DEVICE_CLASS_PRINTER            0x07#define USB_DEVICE_CLASS_STORAGE            0x08#define USB_DEVICE_CLASS_HUB                0x09#define USB_DEVICE_CLASS_VENDOR_SPECIFIC    0xFF// USB defined Feature selectors#define USB_FEATURE_ENDPOINT_STALL          0x0000#define USB_FEATURE_REMOTE_WAKEUP           0x0001#define USB_FEATURE_POWER_D0                0x0002#define USB_FEATURE_POWER_D1                0x0003#define USB_FEATURE_POWER_D2                0x0004#define USB_FEATURE_POWER_D3                0x0005typedef struct _USB_DEVICE_DESCRIPTOR{    UINT bLength;    UINT bDescriptorType;    ULINt bcdUSB;    UINT bDeviceClass;    UINT bDeviceSubClass;    UINT bDeviceProtocol;    UINT bMaxPacketSize0;    ULINt idVendor;    ULINt idProduct;    ULINt bcdDevice;    UINT iManufacturer;    UINT iProduct;    UINT iSerialNumber;    UINT bNumConfigurations;} USB_DEVICE_DESCRIPTOR, *PUSB_DEVICE_DESCRIPTOR;typedef struct _USB_ENDPOINT_DESCRIPTOR{    UINT bLength;    UINT bDescriptorType;    UINT bEndpointAddress;    UINT bmAttributes;    ULINt wMaxPacketSize;    UINT bInterval;} USB_ENDPOINT_DESCRIPTOR, *PUSB_ENDPOINT_DESCRIPTOR;// values for bmAttributes Field in USB_CONFIGURATION_DESCRIPTOR#define BUS_POWERED                           0x80#define SELF_POWERED                          0x40#define REMOTE_WAKEUP                         0x20typedef struct _USB_CONFIGURATION_DESCRIPTOR {    UINT bLength;    UINT bDescriptorType;    ULINt wTotalLength;    UINT bNumInterfaces;    UINT bConfigurationValue;    UINT iConfiguration;    UINT bmAttributes;    UINT MaxPower;} USB_CONFIGURATION_DESCRIPTOR, *PUSB_CONFIGURATION_DESCRIPTOR;typedef struct _USB_INTERFACE_DESCRIPTOR{    UINT bLength;    UINT bDescriptorType;    UINT bInterfaceNumber;    UINT bAlternateSetting;    UINT bNumEndpoints;    UINT bInterfaceClass;    UINT bInterfaceSubClass;    UINT bInterfaceProtocol;    UINT iInterface;} USB_INTERFACE_DESCRIPTOR, *PUSB_INTERFACE_DESCRIPTOR;typedef struct _USB_STRING_DESCRIPTOR {    UINT bLength;    UINT bDescriptorType;    UINT bString[1];} USB_STRING_DESCRIPTOR, *PUSB_STRING_DESCRIPTOR;// USB power descriptor added to core specification#define USB_SUPPORT_D0_COMMAND      0x01#define USB_SUPPORT_D1_COMMAND      0x02#define USB_SUPPORT_D2_COMMAND      0x04#define USB_SUPPORT_D3_COMMAND      0x08#define USB_SUPPORT_D1_WAKEUP       0x10#define USB_SUPPORT_D2_WAKEUP       0x20typedef struct _USB_POWER_DESCRIPTOR {    UINT bLength;    UINT bDescriptorType;    UINT bCapabilitiesFlags;    ULINt EventNotification;    ULINt D1LatencyTime;    ULINt D2LatencyTime;    ULINt D3LatencyTime;    UINT PowerUnit;    ULINt D0PowerConsumption;    ULINt D1PowerConsumption;    ULINt D2PowerConsumption;} USB_POWER_DESCRIPTOR, *PUSB_POWER_DESCRIPTOR;typedef struct _USB_COMMON_DESCRIPTOR {    UINT bLength;    UINT bDescriptorType;} USB_COMMON_DESCRIPTOR, *PUSB_COMMON_DESCRIPTOR;// Standard USB HUB definitions // See Chapter 11typedef struct _USB_HUB_DESCRIPTOR {    UINT        bDescriptorLength;      // Length of this descriptor    UINT        bDescriptorType;        // Hub configuration type    UINT        bNumberOfPorts;         // number of ports on this hub    ULINt       wHubCharacteristics;    // Hub Charateristics    UINT        bPowerOnToPowerGood;    // port power on till power good in 2ms    UINT        bHubControlCurrent;     // max current in mA    UINT        bRemoveAndPowerMask[64];// room for 255 ports power control and removable bitmask} USB_HUB_DESCRIPTOR, *PUSB_HUB_DESCRIPTOR;#endif