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/*
 * This file is part of the LinuxBIOS project.
 *
 * Copyright (C) 2007 Carl-Daniel Hailfinger
 * Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de>
 *
 * 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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
 * 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 SUPERIOTOOL_H
#define SUPERIOTOOL_H

#include <stdio.h>
#include <stdlib.h>
#include <sys/io.h>

#define EOT		-1		/* End Of Table */
#define NOLDN		-2		/* NO LDN needed */
#define NANA		-3		/* Not Available */
#define MAXNAMELEN	20		/* Maximum Name Length */
#define MAXLDN		0xa		/* Biggest LDN */
#define LDNSIZE		(MAXLDN + 3)	/* Biggest LDN + 0 + NOLDN + EOT */
#define MAXNUMIDX	70		/* Maximum number of indexes */
#define IDXSIZE 	(MAXNUMIDX + 1)

struct superio_registers {
	/* Yes, superio_id should be unsigned, but EOT has to be negative. */
	signed short superio_id;
	const char name[MAXNAMELEN];
	struct ite_ldnidx {
		signed short ldn;
		signed short idx[IDXSIZE];
		signed short def[IDXSIZE];
	} ldn[LDNSIZE];
};

/* superiotool.c */
unsigned char regval(unsigned short port, unsigned char reg);
void regwrite(unsigned short port, unsigned char reg, unsigned char val);
void dump_superio(const char *name, const struct superio_registers reg_table[],
                  unsigned short port, unsigned short id);
void probe_superio(unsigned short port);

/* fintek.c */
void dump_fintek(unsigned short port, unsigned int did);
void probe_idregs_fintek(unsigned short port);

/* ite.c */
void dump_ite(unsigned short port, unsigned short id);
void probe_idregs_ite(unsigned short port);

/* nsc.c */
void dump_ns8374(unsigned short port);
void probe_idregs_simple(unsigned short port);

#endif