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/*****************************************************************************\
* cmos_ops.h
* $Id$
*****************************************************************************
* Copyright (C) 2002-2005 The Regents of the University of California.
* Produced at the Lawrence Livermore National Laboratory.
* Written by David S. Peterson <dsp@llnl.gov> <dave_peterson@pobox.com>.
* UCRL-CODE-2003-012
* All rights reserved.
*
* This file is part of nvramtool, a utility for reading/writing coreboot
* parameters and displaying information from the coreboot table.
* For details, see http://coreboot.org/nvramtool.
*
* Please also read the file DISCLAIMER which is included in this software
* distribution.
*
* 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) version 2, dated June 1991.
*
* 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 terms and
* conditions of 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.
\*****************************************************************************/
#ifndef CMOS_OPS_H
#define CMOS_OPS_H
#include "common.h"
#include "layout.h"
#define CMOS_OP_BAD_ENUM_VALUE (CMOS_OP_RESULT_START + 0)
#define CMOS_OP_NEGATIVE_INT (CMOS_OP_RESULT_START + 1)
#define CMOS_OP_INVALID_INT (CMOS_OP_RESULT_START + 2)
#define CMOS_OP_RESERVED (CMOS_OP_RESULT_START + 3)
#define CMOS_OP_VALUE_TOO_WIDE (CMOS_OP_RESULT_START + 4)
#define CMOS_OP_NO_MATCHING_ENUM (CMOS_OP_RESULT_START + 5)
int prepare_cmos_read (const cmos_entry_t *e);
int prepare_cmos_write (const cmos_entry_t *e, const char value_str[],
unsigned long long *value);
uint16_t cmos_checksum_read (void);
void cmos_checksum_write (uint16_t checksum);
uint16_t cmos_checksum_compute (void);
void cmos_checksum_verify (void);
#endif /* CMOS_OPS_H */
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