| /*****************************************************************************\ |
| * cmos_ops.h |
| ***************************************************************************** |
| * 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., |
| * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 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 */ |
