1/*	$NetBSD$	*/
2
3/*
4 * Apple System Management Controller State
5 */
6
7/*-
8 * Copyright (c) 2013 The NetBSD Foundation, Inc.
9 * All rights reserved.
10 *
11 * This code is derived from software contributed to The NetBSD Foundation
12 * by Taylor R. Campbell.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions
16 * are met:
17 * 1. Redistributions of source code must retain the above copyright
18 *    notice, this list of conditions and the following disclaimer.
19 * 2. Redistributions in binary form must reproduce the above copyright
20 *    notice, this list of conditions and the following disclaimer in the
21 *    documentation and/or other materials provided with the distribution.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
24 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
34 */
35
36#ifndef _DEV_IC_APPLE_SMCVAR_H_
37#define _DEV_IC_APPLE_SMCVAR_H_
38
39#include <sys/param.h>
40#include <sys/types.h>
41#include <sys/bus.h>
42#include <sys/device_if.h>
43#include <sys/mutex.h>
44
45struct apple_smc_tag {
46	device_t		smc_dev;
47	bus_space_tag_t		smc_bst;
48	bus_space_handle_t	smc_bsh;
49	bus_size_t		smc_size;
50	uint32_t		smc_nkeys;	/* number of keys in the SMC */
51	kmutex_t		smc_io_lock;	/* excludes I/O with the SMC */
52
53#if 0				/* XXX sysctl */
54	struct sysctllog	*smc_sysctllog;
55	const struct sysctlnode	*smc_sysctlnode;
56#endif
57};
58
59void	apple_smc_attach(struct apple_smc_tag *);
60int	apple_smc_detach(struct apple_smc_tag *, int);
61int	apple_smc_rescan(struct apple_smc_tag *, const char *, const int *);
62void	apple_smc_child_detached(struct apple_smc_tag *, device_t);
63
64#endif  /* _DEV_IC_APPLE_SMCVAR_H_ */
65