54 lines
2.3 KiB
C
54 lines
2.3 KiB
C
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/*****************************************************************************\
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* cmos_ops.h
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* $Id: cmos_ops.h,v 1.3 2006/01/24 00:25:40 dsp_llnl Exp $
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*****************************************************************************
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* Copyright (C) 2002-2005 The Regents of the University of California.
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* Produced at the Lawrence Livermore National Laboratory.
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* Written by David S. Peterson <dsp@llnl.gov> <dave_peterson@pobox.com>.
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* UCRL-CODE-2003-012
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* All rights reserved.
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*
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* This file is part of lxbios, a utility for reading/writing LinuxBIOS
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* parameters and displaying information from the LinuxBIOS table.
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* For details, see <http://www.llnl.gov/linux/lxbios/>.
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*
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* Please also read the file DISCLAIMER which is included in this software
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* distribution.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License (as published by the
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* Free Software Foundation) version 2, dated June 1991.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
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* conditions of the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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\*****************************************************************************/
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#ifndef LXBIOS_CMOS_OPS_H
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#define LXBIOS_CMOS_OPS_H
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#include "common.h"
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#include "layout.h"
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#define CMOS_OP_BAD_ENUM_VALUE (CMOS_OP_RESULT_START + 0)
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#define CMOS_OP_NEGATIVE_INT (CMOS_OP_RESULT_START + 1)
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#define CMOS_OP_INVALID_INT (CMOS_OP_RESULT_START + 2)
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#define CMOS_OP_RESERVED (CMOS_OP_RESULT_START + 3)
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#define CMOS_OP_VALUE_TOO_WIDE (CMOS_OP_RESULT_START + 4)
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#define CMOS_OP_NO_MATCHING_ENUM (CMOS_OP_RESULT_START + 5)
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int prepare_cmos_read (const cmos_entry_t *e);
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int prepare_cmos_write (const cmos_entry_t *e, const char value_str[],
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unsigned long long *value);
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uint16_t cmos_checksum_read (void);
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void cmos_checksum_write (uint16_t checksum);
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uint16_t cmos_checksum_compute (void);
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void cmos_checksum_verify (void);
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#endif /* LXBIOS_CMOS_OPS_H */
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