acpinex.h revision a31148363f598def767ac48c5d82e1572e44b935
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2009-2010, Intel Corporation.
* All rights reserved.
*/
#ifndef _ACPI_NEXUS_H
#define _ACPI_NEXUS_H
#include <sys/types.h>
#include <sys/dditypes.h> /* needed for definition of dev_info_t */
#include <sys/mutex.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifdef _KERNEL
#define ACPINEX_INSTANCE_MAX (1 << 10)
#define ACPINEX_INSTANCE_MASK (ACPINEX_INSTANCE_MAX - 1)
#define ACPINEX_INSTANCE_SHIFT 8
#define ACPINEX_MINOR_TYPE_MASK ((1 << ACPINEX_INSTANCE_SHIFT) - 1)
#define ACPINEX_DEVCTL_MINOR ((1 << ACPINEX_INSTANCE_SHIFT) - 1)
#define ACPINEX_MAKE_DEVCTL_MINOR(instance) \
(((instance) << ACPINEX_INSTANCE_SHIFT) | ACPINEX_DEVCTL_MINOR)
#define ACPINEX_IS_DEVCTL(minor) \
(((minor) & ACPINEX_MINOR_TYPE_MASK) == ACPINEX_DEVCTL_MINOR)
#define ACPINEX_GET_INSTANCE(minor) ((minor) >> ACPINEX_INSTANCE_SHIFT)
extern int acpinex_debug;
#define ACPINEX_DEBUG(lvl, ...) \
if (acpinex_debug) cmn_err((lvl), __VA_ARGS__)
/* Softstate structure for acpinex instance. */
typedef struct {
dev_info_t *ans_dip;
ACPI_HANDLE ans_hdl;
int ans_fm_cap;
ddi_iblock_cookie_t ans_fm_ibc;
kmutex_t ans_lock;
char ans_path[MAXPATHLEN];
} acpinex_softstate_t;
extern void acpinex_event_init(void);
extern void acpinex_event_fini(void);
extern int acpinex_event_scan(acpinex_softstate_t *, boolean_t);
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _ACPI_NEXUS_H */