memory.c

PXA250上的XBOOT

/* 
 * $Id: memory.c,v 1.2 2003/09/17 12:20:42 jfabo Exp $
 *
 * Copyright (C) 2001, 2002 ETC s.r.o.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 *
 * Written by Marcel Telka <[e-mail]>, 2001, 2002.
 *
 */

#include <_windows.h>

#include "except.h"
#include "download.h"
#include "format.h"

static char *mem;

static void
Memory_writechar( char c )
{
	UNREFERENCED_PARAMETER( c );
}

static char
Memory_read( unsigned char *buff, int len )
{
	memcpy(buff, mem, len);
	mem += len;
	return 1;
}

int
Memory_download( struct imginfo *img, void *addr )
{
	struct fntable fn = {
		Memory_writechar,
		Memory_read
	};

	EdbgOutputDebugString( "Ready to download image from FlashROM\n" );

	mem = addr;

	Try {
		download( &fn, img, 0 );
	}
	Catch_anonymous {
		EdbgOutputDebugString( "\nDownload from FlashROM failed\n" );
		return -2;
	}

	return 0;
}