66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
/*-
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* Copyright (c) 2001 Mitsuru IWASAKI
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _SYS_POWER_H_
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#define _SYS_POWER_H_
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#include <sys/eventhandler.h>
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/* Power management system type */
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#define POWER_PM_TYPE_APM 0x00
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#define POWER_PM_TYPE_ACPI 0x01
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#define POWER_PM_TYPE_NONE 0xff
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/* Commands for Power management function */
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#define POWER_CMD_SUSPEND 0x00
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/* Sleep state */
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#define POWER_SLEEP_STATE_STANDBY 0x00
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#define POWER_SLEEP_STATE_SUSPEND 0x01
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#define POWER_SLEEP_STATE_HIBERNATE 0x02
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typedef int (*power_pm_fn_t)(u_long, void*, ...);
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extern int power_pm_register(u_int, power_pm_fn_t, void *);
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extern u_int power_pm_get_type(void);
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extern void power_pm_suspend(int);
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/*
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* System power API.
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*/
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#define POWER_PROFILE_PERFORMANCE 0
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#define POWER_PROFILE_ECONOMY 1
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extern int power_profile_get_state(void);
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extern void power_profile_set_state(int);
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typedef void (*power_profile_change_hook)(void *, int);
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EVENTHANDLER_DECLARE(power_profile_change, power_profile_change_hook);
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#endif /* !_SYS_POWER_H_ */
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