#define MAXIMUM_USB_STRING_LENGTH 255

// values for the bits returned by the USB GET_STATUS command
#define USB_GETSTATUS_SELF_POWERED                0x01
#define USB_GETSTATUS_REMOTE_WAKEUP_ENABLED       0x02


#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

#define USB_DESCRIPTOR_MAKE_TYPE_AND_INDEX(d, i) ((USHORT)((USHORT)d<<8 | i))

//
// 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


//
// definitions for bits in the bmAttributes field of a 
// configuration descriptor.
//
#define USB_CONFIG_POWERED_MASK                   0xc0

#define USB_CONFIG_BUS_POWERED                    0x80
#define USB_CONFIG_SELF_POWERED                   0x40
#define USB_CONFIG_REMOTE_WAKEUP                  0x20

//
// Endpoint direction bit, stored in address
//

#define USB_ENDPOINT_DIRECTION_MASK               0x80

// test direction bit in the bEndpointAddress field of
// an endpoint descriptor.
#define USB_ENDPOINT_DIRECTION_OUT(addr)          (!((addr) & USB_ENDPOINT_DIRECTION_MASK))
#define USB_ENDPOINT_DIRECTION_IN(addr)           ((addr) & USB_ENDPOINT_DIRECTION_MASK)

//
// USB defined request codes
// see chapter 9 of the USB 1.0 specifcation for
// more information.
//

// These are the correct values based on the USB 1.0
// 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                0x0005

typedef __packed struct _TOTAL_CONFIGURATION_DESCRIPTOR {
    UCHAR bLength1;
    UCHAR bDescriptorType1;
    USHORT wTotalLength;
    UCHAR bNumInterfaces;
    UCHAR bConfigurationValue;
    UCHAR iConfiguration;
    UCHAR bmAttributes;
    UCHAR MaxPower;

    UCHAR bLength2;
    UCHAR bDescriptorType2;
    UCHAR bInterfaceNumber;
    UCHAR bAlternateSetting;
    UCHAR bNumEndpoints;
    UCHAR bInterfaceClass;
    UCHAR bInterfaceSubClass;
    UCHAR bInterfaceProtocol;
    UCHAR iInterface;

    UCHAR bLength3;
    UCHAR bDescriptorType3;
    UCHAR bEndpointAddress3;
    UCHAR bmAttributes3;
    USHORT wMaxPacketSize3;
    UCHAR bInterval3;


    UCHAR bLength4;
    UCHAR bDescriptorType4;
    UCHAR bEndpointAddress4;
    UCHAR bmAttributes4;
    USHORT wMaxPacketSize4;
    UCHAR bInterval4;


} TOTAL_CONFIGURATION_DESCRIPTOR;
//18bit
typedef __packed struct _USB_DEVICE_DESCRIPTOR {
    UCHAR bLength;
    UCHAR bDescriptorType;
    USHORT bcdUSB;
    UCHAR bDeviceClass;
    UCHAR bDeviceSubClass;
    UCHAR bDeviceProtocol;
    UCHAR bMaxPacketSize0;
    USHORT idVendor;
    USHORT idProduct;
    USHORT bcdDevice;
    UCHAR iManufacturer;
    UCHAR iProduct;
    UCHAR iSerialNumber;
    UCHAR bNumConfigurations;
} USB_DEVICE_DESCRIPTOR, *PUSB_DEVICE_DESCRIPTOR;
//7 bit
typedef __packed struct _USB_ENDPOINT_DESCRIPTOR {
    UCHAR bLength;
    UCHAR bDescriptorType;
    UCHAR bEndpointAddress;
    UCHAR bmAttributes;
    USHORT wMaxPacketSize;
    UCHAR 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                         0x20
//9 bit
typedef __packed struct _USB_CONFIGURATION_DESCRIPTOR {
    UCHAR bLength;
    UCHAR bDescriptorType;
    USHORT wTotalLength;
    UCHAR bNumInterfaces;
    UCHAR bConfigurationValue;
    UCHAR iConfiguration;
    UCHAR bmAttributes;
    UCHAR MaxPower;
} USB_CONFIGURATION_DESCRIPTOR, *PUSB_CONFIGURATION_DESCRIPTOR;
//9 bit
typedef __packed struct _USB_INTERFACE_DESCRIPTOR {
    UCHAR bLength;
    UCHAR bDescriptorType;
    UCHAR bInterfaceNumber;
    UCHAR bAlternateSetting;
    UCHAR bNumEndpoints;
    UCHAR bInterfaceClass;
    UCHAR bInterfaceSubClass;
    UCHAR bInterfaceProtocol;
    UCHAR iInterface;
} USB_INTERFACE_DESCRIPTOR, *PUSB_INTERFACE_DESCRIPTOR;

typedef struct _USB_STRING_DESCRIPTOR {
    UCHAR bLength;
    UCHAR bDescriptorType;
    UCHAR 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       0x20


typedef struct _USB_POWER_DESCRIPTOR {
    UCHAR bLength;
    UCHAR bDescriptorType;
    UCHAR bCapabilitiesFlags;
    USHORT EventNotification;
    USHORT D1LatencyTime;
    USHORT D2LatencyTime;
    USHORT D3LatencyTime;
    UCHAR PowerUnit;
    USHORT D0PowerConsumption;
    USHORT D1PowerConsumption;
    USHORT D2PowerConsumption;
} USB_POWER_DESCRIPTOR, *PUSB_POWER_DESCRIPTOR;


typedef struct _USB_COMMON_DESCRIPTOR {
    UCHAR bLength;
    UCHAR bDescriptorType;
} USB_COMMON_DESCRIPTOR, *PUSB_COMMON_DESCRIPTOR;


//
// Standard USB HUB definitions 
//
// See Chapter 11
//

typedef struct _USB_HUB_DESCRIPTOR {
    UCHAR        bDescriptorLength;      // Length of this descriptor
    UCHAR        bDescriptorType;        // Hub configuration type
    UCHAR        bNumberOfPorts;         // number of ports on this hub
    USHORT       wHubCharacteristics;    // Hub Charateristics
    UCHAR        bPowerOnToPowerGood;    // port power on till power good in 2ms
    UCHAR        bHubControlCurrent;     // max current in mA
    //
    // room for 255 ports power control and removable bitmask
    UCHAR        bRemoveAndPowerMask[64];
} USB_HUB_DESCRIPTOR, *PUSB_HUB_DESCRIPTOR;
#define UFI_MSPGCD_TPP		0x1c	//Timer and Potect Page in Page Code of Mode Sense Command
#define UFI_MSPGCD_RETALL 0x3f		//Return all page 

unsigned char MSC_dCBWSignature[]={0x55,0x53,0x42,0x43};
unsigned char MSC_dCSWSignature[]={0x55,0x53,0x42,0x53};
char mp3filename[]={'M','P','3'};

unsigned char InquiryData[]={
							0x80,	//RMB
							0x00,	//ISO/ECMA/ANSI
							0x01,	//Response Data Format
							0x1f,	//Additional Length
							0x00,	//Reserved
							0x00,	//Reserved
							0x00,	//Reserved
							'l','i','u',0,0,0,0,0,	//Vendor Information
							't','h','r','e','e','w','a','t','e','r',0,0,0,0,0,0,//Product Identification
							0,0,0,0};	//Product Revision Level n.nn
unsigned char CapactiyLstHd[]={0x00,0x00,0x00,0x10};
unsigned char bBlockLength[]={0x00,0x02,0x00};	//512 Byte
unsigned char nLastLBAddr[]={0x00,0x01,0xf3,0xff};//Last  Logical Block Address for 64MB

unsigned char ModeParaHdtail[]={0x00,	//Medium Type Code
							0,0,0,0,0};
unsigned char UFIDevAllOtherMode[]={0x01,	//Page Code of Read-Write Error Recovery Page
							0x0a,	//Page Length
							0,		//Error Recovery Parameters
							3,		//Read Retry Count
							0,0,0,0,
							3,		//Write Retry Count
							0,0,0,
							//Flexible Disk Page
							0x05,	//Page Code of Flexible Disk Page
							0x1e,	//Page Length
							0x00,0xfa,	//Transfer Rate = 250kbps
							8,	//Number of Heads磁頭數
							32,	//Sectors per Track每磁道扇區數
							0x02,0x00,	//Data bytes per Sector每扇區字節數
							0x01,0xf4,	//Number of Cuylinders柱面數
							0,0,0,0,0,0,0,0,0,//Reserved 保留
							1,		//motor On Delay
							0xff,	//motor Off Delay=Never
							0,0,0,0,0,0,0,//Reserved 保留
							0x01,0x2c,	//Medium Rotation Rate介質旋轉速率=300rpm
							0,0,	//Reserved 保留
							//Removable Block Access Capabilities Page
							0x1b,	//Page Code
							0x0a,	//Page Length
							0,//0x80,	//SFLP=1
							0x01,	//TLUN=1
							0,0,0,0,0,0,0,0//Reserved 保留
							};
unsigned char TimerProtectPage[]={0x1c,0x06,0,0x05,0,0,0,0};

typedef struct struct_CBW
{
	unsigned char dCBWTag[4];	//dCBWTag of CBW
	long unsigned int dCBWDataTransferLength;//dCBWDataTransferLength of CBW
	unsigned char bmCBWFlags;
	unsigned char bCBWLUN;
	unsigned char bCBWCBLength;
	unsigned char CBWCB[12];
};


typedef struct struct_CapacityDes
{
	long unsigned int nBlock;
	unsigned char bDesCode;
};
/*
   //*************************************************************************
   // basic #defines
   //*************************************************************************
   */
#define MAX_ENDPOINTS      (unsigned char)0x3

//#define EP0_TX_FIFO_SIZE   16