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-rw-r--r--drivers/acpi/acpica/achware.h119
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diff --git a/drivers/acpi/acpica/achware.h b/drivers/acpi/acpica/achware.h
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1/******************************************************************************
2 *
3 * Name: achware.h -- hardware specific interfaces
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2008, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44#ifndef __ACHWARE_H__
45#define __ACHWARE_H__
46
47/* Values for the _SST predefined method */
48
49#define ACPI_SST_INDICATOR_OFF 0
50#define ACPI_SST_WORKING 1
51#define ACPI_SST_WAKING 2
52#define ACPI_SST_SLEEPING 3
53#define ACPI_SST_SLEEP_CONTEXT 4
54
55/*
56 * hwacpi - high level functions
57 */
58acpi_status acpi_hw_set_mode(u32 mode);
59
60u32 acpi_hw_get_mode(void);
61
62/*
63 * hwregs - ACPI Register I/O
64 */
65struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id);
66
67acpi_status
68acpi_hw_register_read(u32 register_id, u32 * return_value);
69
70acpi_status acpi_hw_register_write(u32 register_id, u32 value);
71
72acpi_status acpi_hw_clear_acpi_status(void);
73
74/*
75 * hwgpe - GPE support
76 */
77acpi_status acpi_hw_low_disable_gpe(struct acpi_gpe_event_info *gpe_event_info);
78
79acpi_status
80acpi_hw_write_gpe_enable_reg(struct acpi_gpe_event_info *gpe_event_info);
81
82acpi_status
83acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
84 struct acpi_gpe_block_info *gpe_block, void *context);
85
86acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info *gpe_event_info);
87
88acpi_status
89acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
90 struct acpi_gpe_block_info *gpe_block, void *context);
91
92acpi_status
93acpi_hw_get_gpe_status(struct acpi_gpe_event_info *gpe_event_info,
94 acpi_event_status * event_status);
95
96acpi_status acpi_hw_disable_all_gpes(void);
97
98acpi_status acpi_hw_enable_all_runtime_gpes(void);
99
100acpi_status acpi_hw_enable_all_wakeup_gpes(void);
101
102acpi_status
103acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
104 struct acpi_gpe_block_info *gpe_block,
105 void *context);
106
107#ifdef ACPI_FUTURE_USAGE
108/*
109 * hwtimer - ACPI Timer prototypes
110 */
111acpi_status acpi_get_timer_resolution(u32 * resolution);
112
113acpi_status acpi_get_timer(u32 * ticks);
114
115acpi_status
116acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 * time_elapsed);
117#endif /* ACPI_FUTURE_USAGE */
118
119#endif /* __ACHWARE_H__ */