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authorStefan Reinauer <stepan@coresystems.de>2007-07-12 16:35:42 +0000
committerStefan Reinauer <stepan@openbios.org>2007-07-12 16:35:42 +0000
commit6540ae5ea0a52e05ceb31675a2419d07197db738 (patch)
tree0dd2a6401ef2cfa5b06de374a6ba6db11e0b61c6 /util/lxbios/cmos_ops.h
parent6cf687783bc9c54146cf85ce5e526e63ab7047fb (diff)
downloadcoreboot-6540ae5ea0a52e05ceb31675a2419d07197db738.tar.xz
Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Jordan Crouse <jordan.crouse@amd.com> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2736 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
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+/*****************************************************************************\
+ * cmos_ops.h
+ * $Id: cmos_ops.h,v 1.3 2006/01/24 00:25:40 dsp_llnl Exp $
+ *****************************************************************************
+ * 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 lxbios, a utility for reading/writing LinuxBIOS
+ * parameters and displaying information from the LinuxBIOS table.
+ * For details, see <http://www.llnl.gov/linux/lxbios/>.
+ *
+ * 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 LXBIOS_CMOS_OPS_H
+#define LXBIOS_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 /* LXBIOS_CMOS_OPS_H */