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/*-
* Copyright (c) 1999 Takanori Watanabe <takawata@shidahara1.planet.sci.kobe-u.ac.jp>
* Copyright (c) 1999, 2000 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _DEV_ACPI_ACPI_H_
#define _DEV_ACPI_ACPI_H_
/* PowerResource control */
struct acpi_powerres_device {
LIST_ENTRY(acpi_powerres_device) links;
struct aml_name *name;
#define ACPI_D_STATE_D0 0
#define ACPI_D_STATE_D1 1
#define ACPI_D_STATE_D2 2
#define ACPI_D_STATE_D3 3
u_int8_t state; /* D0 to D3 */
u_int8_t next_state; /* initialized with D0 */
};
struct acpi_powerres_device_ref {
LIST_ENTRY(acpi_powerres_device_ref) links;
struct acpi_powerres_device *device;
};
struct acpi_powerres_info {
LIST_ENTRY(acpi_powerres_info) links;
struct aml_name *name;
#define ACPI_POWER_RESOURCE_ON 1
#define ACPI_POWER_RESOURCE_OFF 0
u_int8_t state; /* OFF or ON */
#define ACPI_PR_MAX 3 /* _PR[0-2] */
LIST_HEAD(, acpi_powerres_device_ref) reflist[ACPI_PR_MAX];
};
/*Event Structure */
struct acpi_event {
STAILQ_ENTRY (acpi_event) ae_q;
#define ACPI_EVENT_TYPE_FIXEDREG 0
#define ACPI_EVENT_TYPE_GPEREG 1
#define ACPI_EVENT_TYPE_EC 2
int ae_type;
int ae_arg;
};
/* softc */
typedef struct acpi_softc {
struct ACPIsdt *rsdt;
struct ACPIsdt *facp;
struct FACPbody *facp_body;
struct ACPIsdt *dsdt;
struct FACS *facs;
int system_state;
int system_state_initialized;
int broken_wakeuplogic;
u_int32_t gpe0_mask;
u_int32_t gpe1_mask;
int enabled;
u_int32_t ignore_events;
struct acpi_system_state_package system_state_package;
LIST_HEAD(, acpi_powerres_info) acpi_powerres_inflist;
LIST_HEAD(, acpi_powerres_device) acpi_powerres_devlist;
STAILQ_HEAD(, acpi_event) event;
struct proc *acpi_thread;
} acpi_softc_t;
/* Device State */
u_int8_t acpi_get_current_device_state(struct aml_name *);
void acpi_set_device_state(acpi_softc_t *, struct aml_name *,
u_int8_t);
/* PowerResource State */
void acpi_powerres_init(acpi_softc_t *);
void acpi_powerres_debug(acpi_softc_t *);
u_int8_t acpi_get_current_powerres_state(struct aml_name *);
void acpi_set_powerres_state(acpi_softc_t *, struct aml_name *,
u_int8_t);
void acpi_powerres_set_sleeping_state(acpi_softc_t *, u_int8_t);
/*Event queue*/
void acpi_queue_event(int, int);
#endif /* !_DEV_ACPI_ACPI_H_ */
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