1b81a62b62
detachment routine for acpitz(4). Add comments explaining the relationship between power resources and active cooling. Also some improvements to code readability.
47 lines
2.1 KiB
C
47 lines
2.1 KiB
C
/* $NetBSD: acpi_power.h,v 1.3 2010/04/24 06:31:44 jruoho Exp $ */
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/*-
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* Copyright (c) 2009, 2010 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jukka Ruohonen.
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SYS_DEV_ACPI_ACPI_POWER_H
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#define _SYS_DEV_ACPI_ACPI_POWER_H
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#define ACPI_STATE_ERROR -1
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void acpi_power_res_add(struct acpi_devnode *);
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bool acpi_power_register(struct acpi_devnode *);
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void acpi_power_deregister(struct acpi_devnode *);
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void acpi_power_deregister_from_handle(ACPI_HANDLE);
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bool acpi_power_get(struct acpi_devnode *, int *);
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bool acpi_power_set(struct acpi_devnode *, int);
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bool acpi_power_set_from_handle(ACPI_HANDLE, int);
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void acpi_power_add(struct acpi_devnode *);
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#endif /* !_SYS_DEV_ACPI_ACPI_POWER_H */
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