usbd_scsi_read_write.c

凌阳SPCE3200 系统开发板随机自带源程序。共安排了32个子目录

//*****************************************************************************
// Header File Included Area
//*****************************************************************************

//*****************************************************************************
//	Public Function Declaration
//*****************************************************************************
int Read_10(unsigned char R_LUN, unsigned int SCSI_LBA, unsigned int SCSI_Transfer_Length);
int Write_10(unsigned char R_LUN, unsigned int SCSI_LBA, unsigned int SCSI_Transfer_Length);



//*****************************************************************************
//	External Function Declaration
//*****************************************************************************
extern int DiskSDCard_Read(unsigned int SCSI_LBA, unsigned int SCSI_Transfer_Length);
extern int DiskSDCard_Write(unsigned int SCSI_LBA, unsigned int SCSI_Transfer_Length);
extern int DiskNandFlash_Read(unsigned int SCSI_LBA, unsigned int SCSI_Transfer_Length);
extern int DiskNandFlash_Write(unsigned int SCSI_LBA, unsigned int SCSI_Transfer_Length);



//*****************************************************************************
//	Public Variable Declaration
//*****************************************************************************


//*****************************************************************************
//	External Variable Declaration
//*****************************************************************************


//*****************************************************************************
// Code Starts Area
//*****************************************************************************
int Read_10(unsigned char R_LUN, unsigned int SCSI_LBA, unsigned int SCSI_Transfer_Length)
{
	
	if(R_LUN == 0x00)
	{
//		DrvSDCClockEn();
		return(DiskSDCard_Read(SCSI_LBA, SCSI_Transfer_Length));
		
	}
	else
	{
//		NAND_Init();
//		return(DiskNandFlash_Read(SCSI_LBA, SCSI_Transfer_Length));
		
	}
	
	return 0;
}

int Write_10(unsigned char R_LUN, unsigned int SCSI_LBA, unsigned int SCSI_Transfer_Length)
{
	
	if(R_LUN == 0x00)
	{
//		DrvSDCClockEn();
		return(DiskSDCard_Write(SCSI_LBA, SCSI_Transfer_Length));
		
	}
	else
	{
//		NAND_Init();
//		return(DiskNandFlash_Write(SCSI_LBA, SCSI_Transfer_Length));
		
	}
	
	return 0;
	
	
}