ddd

U盘文件系统程序原代码,只要加上驱动程序即可

//#define EP0_RX_FIFO_SIZE   16
#define EP0_PACKET_SIZE    16

//#define EP1_TX_FIFO_SIZE   4
//#define EP1_RX_FIFO_SIZE   4
#define EP1_PACKET_SIZE    4

//#define EP2_TX_FIFO_SIZE   64
//#define EP2_RX_FIFO_SIZE   64
#define EP2_PACKET_SIZE    64


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

#define USB_CLASS_CODE_TEST_CLASS_DEVICE                    0xdc//teperaryly change to 0x55 from 0xdc
#define USB_SUBCLASS_CODE_TEST_CLASS_D12                    0xA0
#define USB_PROTOCOL_CODE_TEST_CLASS_D12                    0xB0

/*
   //*************************************************************************
   // masks
   //*************************************************************************
*/

#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

#define USB_REQUEST_TYPE_MASK    (unsigned char)0x60
#define USB_STANDARD_REQUEST     (unsigned char)0x00
//#define USB_CLASS_REQUEST        (unsigned char)0x20
#define USB_VENDOR_REQUEST       (unsigned char)0x40

#define USB_REQUEST_MASK         (unsigned char)0x0F

#define DEVICE_ADDRESS_MASK      0x7F

/*
   //*************************************************************************
   // macros
   //*************************************************************************
*/
#define SWAP(x)   ((((x) & 0xFF) << 8) | (((x) >> 8) & 0xFF))

#define MSB(x)    (((x) >> 8) & 0xFF)
#define LSB(x)    ((x) & 0xFF)

#define FALSE   0
#define TRUE    1

/*
   //*************************************************************************
   // basic typedefs
   //*************************************************************************
*/
typedef unsigned char   UCHAR;
typedef unsigned short  USHORT;
typedef unsigned long   ULONG;
typedef unsigned char   BOOL;

/*
   //*************************************************************************
   // structure and union definitions
   //*************************************************************************
*/
typedef union _epp_flags
{
	struct _flags
	{
		unsigned char timer               	: 1;
		unsigned char bus_reset           	: 1;
		unsigned char suspend             	: 1;
		unsigned char setup_packet  	  	: 1;
		unsigned char remote_wakeup		   	: 1;
		unsigned char in_isr		      	: 1;
		unsigned char control_state			: 2;

		unsigned char configuration			: 1;
		unsigned char verbose				: 1;
		unsigned char ep1_rxdone			: 1;
		unsigned char setup_dma			: 2; // V2.3
		unsigned char dma_state      		: 2;
		unsigned char power_down			: 1; // Smart Board
		unsigned char bulk_in				: 1;
		unsigned char bulk_out			: 1;
	} bits;
	unsigned short value;
} EPPFLAGS;

typedef __packed struct _device_request
{
	unsigned char bmRequestType;
	unsigned char bRequest;
	unsigned short wValue;
	unsigned short wIndex;
	unsigned short wLength;
} DEVICE_REQUEST;

typedef __packed struct _IO_REQUEST {
	unsigned short	uAddressL;
	unsigned char	bAddressH;
	unsigned short	uSize;
	unsigned char	bCommand;
} IO_REQUEST, *PIO_REQUEST;

#define MAX_CONTROLDATA_SIZE	8

typedef __packed struct _control_xfer
{
	DEVICE_REQUEST DeviceRequest;
	unsigned short wLength;
	unsigned short wCount;
	unsigned char * pData;
	unsigned char dataBuffer[MAX_CONTROLDATA_SIZE];
} CONTROL_XFER;


   //*************************************************************************
   // USB utility functions
   //*************************************************************************

#define DMA_BUFFER_SIZE		256

#define DMA_IDLE	0
#define DMA_RUNNING	1
#define DMA_PENDING	2

#define SETUP_DMA_REQUEST 		0x0471
#define GET_FIRMWARE_VERSION    0x0472
//#define GET_SET_TWAIN_REQUEST   0x0473
#define GET_BUFFER_SIZE		    0x0474

//usb related
#define DISABLE		rINTMSK=BIT_EINT2 | BIT_GLOBAL
//rINTCON=0x7
#define ENABLE		rINTMSK=~(BIT_EINT2 | BIT_GLOBAL)
//rINTCON=0x5



//temp

void control_handler(void);

void reconnect_USB(void);

void stall_ep0(void);
void single_transmit(unsigned char * buf, unsigned char len);



#define D12_NOLAZYCLOCK			0x02 
#define D12_CLOCKRUNNING  	        0x04
#define D12_INTERRUPTMODE		0x08
#define D12_SOFTCONNECT			0x10
#define D12_ENDP_NONISO			0x00
#define D12_ENDP_ISOOUT			0x40
#define D12_ENDP_ISOIN			0x80
#define D12_ENDP_ISOIO			0xC0

#define D12_CLOCK_12M			0x03
#define D12_CLOCK_4M			0x0b
#define D12_SETTOONE   		        0x40
#define D12_SOFONLY			0x80

#define D12_DMASINGLE			0x00
#define D12_BURST_4			0x01
#define D12_BURST_8			0x02
#define D12_BURST_16			0x03
#define D12_DMAENABLE     	        0x04
#define D12_DMA_INTOKEN			0x08
#define D12_AUTOLOAD			0x10

//==============================================
#define D12_NORMALPLUSSOF		0x20
#define D12_ENDP4INTENABLE		0x40
#define D12_ENDP5INTENABLE		0x80	// bug fixed in V2.1

#define D12_INT_ENDP0OUT		0x01
#define D12_INT_ENDP0IN			0x02
#define D12_INT_ENDP1OUT		0x04
#define D12_INT_ENDP1IN			0x08
#define D12_INT_ENDP2OUT		0x10
#define D12_INT_ENDP2IN			0x20
#define D12_INT_BUSRESET		0x40
#define D12_INT_SUSPENDCHANGE		0x80
#define D12_INT_EOT			0x0100

#define D12_SETUPPACKET			0x20

#define D12_BUFFER0FULL			0x20
#define D12_BUFFER1FULL			0x40

#define D12_FULLEMPTY			0x01
#define D12_STALL			0x02


#define D12_DATA			(*(volatile unsigned char *)0x0a000000)	//bank5        a=1command a=0 data     
#define D12_COMMAND		(*(volatile unsigned char *)0x0a008000)	//bank5              
#define D12SUSPD			(*(volatile unsigned char *)0x01d20044)	//Porf
#define PORTF			(*(volatile unsigned char *)0x01d20038)	//Portf
#define PORTG			(*(volatile unsigned char *)0x01d20044)	//Portf


#define MCU_LED0		(*(volatile unsigned char *)0x01d20044)	//Portf
#define MCU_LED1		(*(volatile unsigned char *)0x01d20044)	//Portf
#define MCU_SWM0		((*(volatile unsigned char *)0x01d20038)&(0x1<<0))
#define MCU_SWM1		(((*(volatile unsigned char *)0x01d20038)&(0x1<<1))>>1)

#define MCU_LED0_ON		((*(volatile unsigned char *)0x01d20044) & (~(0x1<<4)))
#define MCU_LED1_ON		((*(volatile unsigned char *)0x01d20044) & (~(0x1<<5)))
#define MCU_LED0_OFF		((*(volatile unsigned char *)0x01d20044) | (0x1<<4))
#define MCU_LED1_OFF		((*(volatile unsigned char *)0x01d20044) | (0x1<<5))

#define D12SUSPD_OFF		(*(volatile unsigned char *)0x01d20044)&(~(0x1<<6))
#define D12SUSPD_ON		(*(volatile unsigned char *)0x01d20044)&((0x1<<6))

//-----------------------------------------------------
void D12_SetEndpointEnable(unsigned char bEnable);
void D12_SetAddressEnable(unsigned char bAddress, unsigned char bEnable);void D12_SetAddressEnable(unsigned char bAddress, unsigned char bEnable);void D12_SetAddressEnable(unsigned char bAddress, unsigned char bEnable);
void D12_SetMode(unsigned char bConfig, unsigned char bClkDiv);
void D12_SetDMA(unsigned char bMode);
unsigned char D12_GetDMA(void);
unsigned short D12_ReadInterruptRegister(void);
unsigned char D12_SelectEndpoint(unsigned char bEndp);
unsigned char D12_ReadLastTransactionStatus(unsigned char bEndp);
unsigned char D12_ReadEndpointStatus(unsigned char bEndp);
void D12_SetEndpointStatus(unsigned char bEndp, unsigned char bStalled);
void D12_SendResume(void);

unsigned char D12_ReadEndpoint(unsigned char endp, unsigned char len, unsigned char * buf);
unsigned char D12_WriteEndpoint(unsigned char endp, unsigned char len, unsigned char * buf);
void D12_AcknowledgeEndpoint(unsigned char endp);
/*
   //************************************************************************* 
   //
   //                  P H I L I P S   P R O P R I E T A R Y
   //
   //           COPYRIGHT (c)   1997 BY PHILIPS SINGAPORE.
   //                     --  ALL RIGHTS RESERVED  --
   //
   // File Name:	CHAP_9.H
   // Author:		Wenkai Du
   // Created:		19 Dec 97
   // Modified:
   // Revision:		2.0
   //
   //*************************************************************************
   //
   //*************************************************************************
*/


#ifndef __CHAP_9_H__
#define __CHAP_9_H__

/*
   //*************************************************************************
   // USB Protocol Layer
   //*************************************************************************
*/

/*
   //*************************************************************************
   // USB standard device requests
   //*************************************************************************
*/
void get_status(void);
void clear_feature(void);
void set_feature(void);
void set_address(void);
void get_descriptor(void);
void get_configuration(void);
void set_configuration(void);
void get_interface(void);
void set_interface(void);

void reserved(void);

#endif
///////////////////////////////////////////////////////////////// 
//
// Copyright (c) 2004 
// All rights reserved
// 
// Author	:	frank_wang     [e-mail]
// Created	:	JUN 23th 2004
// Modified	:
// Revision	:	ARM7+D12,
// Usage	:	 USB DISK ,SCSI-2
/////////////////////////////////////////////////////////////////

//head file about bulk_only
#ifndef __Bulk_only_H__
#define __Bulk_only_H__

//bulk_state
#define BULK_DATA_END			0x01
#define BULK_CSW_END			0x02
#define BULK_DATA_TRANS		0x03
#define BULK_REQEST_TRANS		0x04
#define BULK_DATA_RECIEVE		0x05



void InterpretCBW(void);

void UFI_Reserved();

void UFI_Inquiry();
void UFI_Read_Format_Capacities();
void UFI_Read_Capacity();
void UFI_Read10();
void UFI_Inquiry();
void UFI_Mode_Sense();
void UFI_Medium_Removal();
void UFI_Test_Unit_Ready();
void UFI_Write10();
void UFI_Verify();



void Trans_Data2PC();

void TransmitCSW();

void TransDataGoOn();
void TransRequestGoOn();
#endif /*__Bulk_only_H__*/