xref: /titanic_41/usr/src/uts/i86pc/sys/acpinex.h (revision a31148363f598def767ac48c5d82e1572e44b935)
1b72d5b75SMichael Corcoran /*
2b72d5b75SMichael Corcoran  * CDDL HEADER START
3b72d5b75SMichael Corcoran  *
4b72d5b75SMichael Corcoran  * The contents of this file are subject to the terms of the
5b72d5b75SMichael Corcoran  * Common Development and Distribution License (the "License").
6b72d5b75SMichael Corcoran  * You may not use this file except in compliance with the License.
7b72d5b75SMichael Corcoran  *
8b72d5b75SMichael Corcoran  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9b72d5b75SMichael Corcoran  * or http://www.opensolaris.org/os/licensing.
10b72d5b75SMichael Corcoran  * See the License for the specific language governing permissions
11b72d5b75SMichael Corcoran  * and limitations under the License.
12b72d5b75SMichael Corcoran  *
13b72d5b75SMichael Corcoran  * When distributing Covered Code, include this CDDL HEADER in each
14b72d5b75SMichael Corcoran  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15b72d5b75SMichael Corcoran  * If applicable, add the following below this CDDL HEADER, with the
16b72d5b75SMichael Corcoran  * fields enclosed by brackets "[]" replaced with your own identifying
17b72d5b75SMichael Corcoran  * information: Portions Copyright [yyyy] [name of copyright owner]
18b72d5b75SMichael Corcoran  *
19b72d5b75SMichael Corcoran  * CDDL HEADER END
20b72d5b75SMichael Corcoran  */
21b72d5b75SMichael Corcoran /*
22*a3114836SGerry Liu  * Copyright (c) 2009-2010, Intel Corporation.
23b72d5b75SMichael Corcoran  * All rights reserved.
24b72d5b75SMichael Corcoran  */
25b72d5b75SMichael Corcoran 
26b72d5b75SMichael Corcoran #ifndef	_ACPI_NEXUS_H
27b72d5b75SMichael Corcoran #define	_ACPI_NEXUS_H
28b72d5b75SMichael Corcoran #include <sys/types.h>
29b72d5b75SMichael Corcoran #include <sys/dditypes.h>	/* needed for definition of dev_info_t */
30b72d5b75SMichael Corcoran #include <sys/mutex.h>
31b72d5b75SMichael Corcoran 
32b72d5b75SMichael Corcoran #ifdef	__cplusplus
33b72d5b75SMichael Corcoran extern "C" {
34b72d5b75SMichael Corcoran #endif
35b72d5b75SMichael Corcoran 
36b72d5b75SMichael Corcoran #ifdef	_KERNEL
37b72d5b75SMichael Corcoran 
38b72d5b75SMichael Corcoran #define	ACPINEX_INSTANCE_MAX		(1 << 10)
39b72d5b75SMichael Corcoran #define	ACPINEX_INSTANCE_MASK		(ACPINEX_INSTANCE_MAX - 1)
40b72d5b75SMichael Corcoran #define	ACPINEX_INSTANCE_SHIFT		8
41b72d5b75SMichael Corcoran #define	ACPINEX_MINOR_TYPE_MASK		((1 << ACPINEX_INSTANCE_SHIFT) - 1)
42b72d5b75SMichael Corcoran #define	ACPINEX_DEVCTL_MINOR		((1 << ACPINEX_INSTANCE_SHIFT) - 1)
43b72d5b75SMichael Corcoran 
44b72d5b75SMichael Corcoran #define	ACPINEX_MAKE_DEVCTL_MINOR(instance) \
45b72d5b75SMichael Corcoran 	(((instance) << ACPINEX_INSTANCE_SHIFT) | ACPINEX_DEVCTL_MINOR)
46b72d5b75SMichael Corcoran #define	ACPINEX_IS_DEVCTL(minor)	\
47b72d5b75SMichael Corcoran 	(((minor) & ACPINEX_MINOR_TYPE_MASK) == ACPINEX_DEVCTL_MINOR)
48b72d5b75SMichael Corcoran 
49b72d5b75SMichael Corcoran #define	ACPINEX_GET_INSTANCE(minor)	((minor) >> ACPINEX_INSTANCE_SHIFT)
50b72d5b75SMichael Corcoran 
51b72d5b75SMichael Corcoran extern int	acpinex_debug;
52b72d5b75SMichael Corcoran #define	ACPINEX_DEBUG(lvl, ...)		\
53b72d5b75SMichael Corcoran 	if (acpinex_debug) cmn_err((lvl), __VA_ARGS__)
54b72d5b75SMichael Corcoran 
55b72d5b75SMichael Corcoran /* Softstate structure for acpinex instance. */
56b72d5b75SMichael Corcoran typedef struct {
57b72d5b75SMichael Corcoran 	dev_info_t			*ans_dip;
58b72d5b75SMichael Corcoran 	ACPI_HANDLE			ans_hdl;
59b72d5b75SMichael Corcoran 	int				ans_fm_cap;
60b72d5b75SMichael Corcoran 	ddi_iblock_cookie_t		ans_fm_ibc;
61b72d5b75SMichael Corcoran 	kmutex_t			ans_lock;
62b72d5b75SMichael Corcoran 	char				ans_path[MAXPATHLEN];
63b72d5b75SMichael Corcoran } acpinex_softstate_t;
64b72d5b75SMichael Corcoran 
65*a3114836SGerry Liu extern void acpinex_event_init(void);
66*a3114836SGerry Liu extern void acpinex_event_fini(void);
67*a3114836SGerry Liu extern int acpinex_event_scan(acpinex_softstate_t *, boolean_t);
68*a3114836SGerry Liu 
69b72d5b75SMichael Corcoran #endif	/* _KERNEL */
70b72d5b75SMichael Corcoran 
71b72d5b75SMichael Corcoran #ifdef	__cplusplus
72b72d5b75SMichael Corcoran }
73b72d5b75SMichael Corcoran #endif
74b72d5b75SMichael Corcoran 
75b72d5b75SMichael Corcoran #endif	/* _ACPI_NEXUS_H */
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