mmcapi.c

老外的一个开源项目

// Copyright (c) David Vescovi.  All rights reserved.
// Part of Project DrumStix
// Windows Embedded Developers Interest Group (WE-DIG) community project.
// http://www.we-dig.org
// Copyright (c) Microsoft Corporation.  All rights reserved.
// Portions Copyright (c) SanDisk Corporation.  All rights reserved.
//------------------------------------------------------------------------------
//
//  File: mmcapi.c
//
//  MMC/SD driver api
//
//
//------------------------------------------------------------------------------

#include "mmcsd.h"


BOOL mmc_init( void )
{

	clear_controller_structure();
	MMCHwInit();
	return (mmcInitSetup());
}


BOOL mmc_drive_open ( void )
{
	return(mmedia_drive_open());
}


BOOL mmc_drive_close ( void )
{
	return(mmedia_drive_close());
}


BOOL mmc_read_serial(PDRV_GEOMETRY_DESC idDrvPtr)
{
	return(mmedia_read_serial(idDrvPtr));
}


BOOL mmc_read(ULONG startingSector, USHORT numSectors, UCHAR *buff)
{
	if (mmedia_io(startingSector, buff, numSectors, READING))
		return (FALSE);
	return(TRUE);
}


BOOL mmc_write(ULONG startingSector, UCHAR *buff, USHORT numSectors)
{
	if (mmedia_io(startingSector, buff, numSectors, WRITING))
		return (FALSE);
	return(TRUE);
}


BOOL mmc_erase(ULONG startingSector, USHORT numSectors)
{
	if (mmedia_io(startingSector, NULL, numSectors, ERASING))
		return (FALSE);
	return(TRUE);
}