storage.c

HardDiskUSBconnectsourcecode

#include <reg51.h>
#include <intrins.h>
#include "AT89C51SND.h"
#include "typedef.h"
#include "config.h"
#include "constant.h"
#include "global.h"
#include "gpio.h"
#include "macro.h"
#include "external.h"



struct STORAGE_MAP code stFunc[] =
{
	{ ATAMultipleRead,   ATAMultipleWrite,   ATAGetCapacity,   ATAIsReady   }, //0,For ATA

};

/**************************************************************************
 *  Function Name:
 *
 *  Descriptions:
 *
 *  Arguments:
 *
 *  Returns: None
 **************************************************************************/
void stInit(UINT8 Option)
{


	ATAInit(Option) ;    //1 for IDE software reset


}


/**************************************************************************
 *  Function Name:
 *
 *  Descriptions:
 *
 *  Arguments:
 *
 *  Returns: None
 **************************************************************************/
UINT8 stReadSectors(UINT8 u8LUN, UINT32 u32StartSector, UINT16 u16RdSectors)
{

	Usb_sel_ep(1);
	gSectors=u16RdSectors;
	if (stFunc[u8LUN].fnRead(u32StartSector)) {return 1; }
	return 0;

}
/**************************************************************************
 *  Function Name:
 *
 *  Descriptions:
 *
 *  Arguments:
 *
 *  Returns: None
 **************************************************************************/
UINT8 stWriteSectors(UINT8 u8LUN, UINT32 u32StartSector, UINT16 u16WtSectors)
{

	SelectEndpoint(2);
	gSectors = u16WtSectors;
	if (stFunc[u8LUN].fnWrite(u32StartSector) ){return 1; }

}

/**************************************************************************
 *  Function Name:
 *
 *  Descriptions:
 *
 *  Arguments:
 *
 *  Returns: None
 **************************************************************************/
UINT32 stGetCapacity(UINT8 u8LUN)
{


	return(stFunc[u8LUN].fnGetCapacity()) ;


}