etisserant@0: /*
etisserant@0: This file is part of CanFestival, a library implementing CanOpen Stack.
etisserant@0: 
etisserant@0:  Author: CANopen Canada (canfestival@canopencanada.ca)
etisserant@0: 
etisserant@0: See COPYING file for copyrights details.
etisserant@0: 
etisserant@0: This library is free software; you can redistribute it and/or
etisserant@0: modify it under the terms of the GNU Lesser General Public
etisserant@0: License as published by the Free Software Foundation; either
etisserant@0: version 2.1 of the License, or (at your option) any later version.
etisserant@0: 
etisserant@0: This library is distributed in the hope that it will be useful,
etisserant@0: but WITHOUT ANY WARRANTY; without even the implied warranty of
etisserant@0: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
etisserant@0: Lesser General Public License for more details.
etisserant@0: 
etisserant@0: You should have received a copy of the GNU Lesser General Public
etisserant@0: License along with this library; if not, write to the Free Software
etisserant@0: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
etisserant@0: */
etisserant@0: /*
etisserant@0: 	nvram.c
etisserant@0: 
etisserant@0: 	save the content of the dictionnary into non-volatile memory
etisserant@0: 	the order of storage must be the same as the order of retrieving
etisserant@0: 
etisserant@0: 	note (1)
etisserant@0: 	may need to store/retrieve specific data from non-volatile
etisserant@0: 	in that case, we need to address where it is stored
etisserant@0: 	without storing the address in a vector
etisserant@0: 	- solution 1 : walk throught the list without action until the
etisserant@0: 	sought object is found.
etisserant@0: 	 
etisserant@0: */
etisserant@0: 
etisserant@0: #include <stdio.h>
etisserant@0: #include <data.h>
etisserant@0: #include <applicfg.h>
etisserant@0: #include <objdictdef.h>
etisserant@0: #include "can_driver.h"
etisserant@0: 
etisserant@0: 
etisserant@0: int canSaveData(indextable *dict, int max_index)
etisserant@0: {
etisserant@0: 	int i, j;
etisserant@0: 
etisserant@0: 	if (nvram_open() < 0)
etisserant@0: 		return -1;
etisserant@0: 
etisserant@0: 	subindex  *pSubindex;
etisserant@0: 
etisserant@0: 	for(i=0; i<max_index; i++)
etisserant@0: 	{
etisserant@0: 		pSubindex = dict[i].pSubindex;
etisserant@0: 
etisserant@0: 		for(j=0; j<dict[i].bSubCount; j++)
etisserant@0: 		{
etisserant@0: 			/* check pSubindex[j].bAccessType */
etisserant@0: 
etisserant@0: 			nvram_write(pSubindex[j].bDataType,
etisserant@0: 				pSubindex[j].bAccessType,
etisserant@0: 				pSubindex[j].pObject);
etisserant@0: 		}
etisserant@0: 	}
etisserant@0: 
etisserant@0: 	nvram_close();
etisserant@0: 
etisserant@0: 	return 0;
etisserant@0: }
etisserant@0: 
etisserant@0: 
etisserant@0: int canReadData(indextable *dict, int max_index)
etisserant@0: {
etisserant@0: 	int i, j;
etisserant@0: 
etisserant@0: 	subindex *pSubindex;
etisserant@0: 
etisserant@0: 	union
etisserant@0: 	{
etisserant@0: 		UNS8   u8;
etisserant@0: 		UNS16  u16;
etisserant@0: 		UNS32  u32;
etisserant@0: 
etisserant@0: 		float  r4;
etisserant@0: 		double r8;
etisserant@0: 	} object;
etisserant@0: 
etisserant@0: 	if (nvram_open() < 0)
etisserant@0: 		return -1;
etisserant@0: 
etisserant@0: 	for(i=0; i<max_index; i++)
etisserant@0: 	{
etisserant@0: 		pSubindex = dict[i].pSubindex;
etisserant@0: 
etisserant@0: 		for(j=0; j<dict[i].bSubCount; j++)
etisserant@0: 		{
etisserant@0: 
etisserant@0: 			nvram_read(pSubindex[j].bDataType,
etisserant@0: 				pSubindex[j].bAccessType,
etisserant@0: 				(void *)&object);
etisserant@0: 		}
etisserant@0: 	}
etisserant@0: 
etisserant@0: 	nvram_close();
etisserant@0: 
etisserant@0: 	return 0;
etisserant@0: }
etisserant@0: