common.h

關於USB鼠標

#ifndef __COMMON_H__
#define __COMMON_H__

#include "std_defs.h"

#pragma pack(1)

typedef struct _device_request
{
	u8 bmRequestType;
	u8 bRequest;
	u16 wValue;
	u16 wIndex;
	u16 wLength;
} DEVICE_REQUEST;

#pragma pack()

/////////////////////////////////////////////////////////////////////
enum {
	ST_IDLE    = 0x00,
	ST_SETUP   = 0x01,
	ST_DATAIN  = 0x02,
	ST_HANDIN  = 0x03,
	ST_HANDOUT = 0x04,
	ST_STALL   = 0x05,
};

enum {
	D12IS_EOT            = 0x0100,
	D12IS_SUSPENDCHANGE  = 0x0080,
	D12IS_BUSRESET       = 0x0040,
	D12IS_ENDP2IN        = 0x0020,
	D12IS_ENDP2OUT       = 0x0010,
	D12IS_ENDP1IN        = 0x0008,
	D12IS_ENDP1OUT       = 0x0004,
	D12IS_ENDP0IN        = 0x0002,
	D12IS_ENDP0OUT       = 0x0001
};

enum {
	D12ST_SUCCESS = 0x01,
	D12ST_SETUP   = 0x20
};

extern u16 ep0_state;
extern u16 ep1_state;

extern u16 ep0_buf_len;
extern u16 ep1_buf_len;
extern u8 *ep0_buf_pt;
extern u8 *ep1_buf_pt;
/////////////////////////////////////////////////////////////////////

#endif