isr.h

44b0板上的usb固件及上位机程序

/******************************************************************************
* Filename: isr.h
* Author: Tan Dewen
* Date: 2004/06/26
******************************************************************************/
#ifndef __ISR_H__
#define __ISR_H__
#include "D12CI.h"

#define USB_TRANSMIT 2
#define USB_RECEIVE 1
#define USB_IDLE 0

typedef union _epp_flags
{
	struct _flags
	{
		U8 timer;
		U8 bus_reset;
		U8 suspend;
		U8 setup_packet;
		U8 remote_wakeup;
		U8 in_isr;
		U8 control_state;
		
		U8 configuration;
		U8 verbose;
		U8 ep1_rxdone;
		U8 setup_dma;
		U8 dma_state;
	}bits;
	U16 value;
}EPPFLAGS;

typedef struct _device_request
{
	U8 bmRequestType;
	U8 bRequest;
	U16 wValue;
	U16 wIndex;
	U16 wLength;
} DEVICE_REQUEST;

typedef struct _control_xfer
{
	DEVICE_REQUEST DeviceRequest;
	U16 wLength;
	U16 wCount;
	U8 *pData;
	U8 dataBuffer[EP0_MAX_PACKET_SIZE];
} CONTROL_XFER;

/* isr.c */
void fn_usb_isr(void);
void ep0_rxdone(void);
void ep0_txdone(void);
void ep1_rxdone(void);
void ep1_txdone(void);
void main_rxdone(void);
void main_txdone(void);
void dma_eot(void);
#endif /* __ISR_H__ */