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/drivers/acpi/acpica/achware.h

https://bitbucket.org/ndreys/linux-sunxi
C++ Header | 143 lines | 52 code | 31 blank | 60 comment | 0 complexity | 85ae2b8dde2d39f7c7d1b39fc5b14680 MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.0, AGPL-1.0
  1/******************************************************************************
  2 *
  3 * Name: achware.h -- hardware specific interfaces
  4 *
  5 *****************************************************************************/
  6
  7/*
  8 * Copyright (C) 2000 - 2011, 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 */
 65acpi_status
 66acpi_hw_validate_register(struct acpi_generic_address *reg,
 67			  u8 max_bit_width, u64 *address);
 68
 69acpi_status acpi_hw_read(u32 *value, struct acpi_generic_address *reg);
 70
 71acpi_status acpi_hw_write(u32 value, struct acpi_generic_address *reg);
 72
 73struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id);
 74
 75acpi_status acpi_hw_write_pm1_control(u32 pm1a_control, u32 pm1b_control);
 76
 77acpi_status acpi_hw_register_read(u32 register_id, u32 *return_value);
 78
 79acpi_status acpi_hw_register_write(u32 register_id, u32 value);
 80
 81acpi_status acpi_hw_clear_acpi_status(void);
 82
 83/*
 84 * hwvalid - Port I/O with validation
 85 */
 86acpi_status acpi_hw_read_port(acpi_io_address address, u32 *value, u32 width);
 87
 88acpi_status acpi_hw_write_port(acpi_io_address address, u32 value, u32 width);
 89
 90/*
 91 * hwgpe - GPE support
 92 */
 93u32 acpi_hw_get_gpe_register_bit(struct acpi_gpe_event_info *gpe_event_info,
 94			     struct acpi_gpe_register_info *gpe_register_info);
 95
 96acpi_status
 97acpi_hw_low_set_gpe(struct acpi_gpe_event_info *gpe_event_info, u32 action);
 98
 99acpi_status
100acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
101			  struct acpi_gpe_block_info *gpe_block, void *context);
102
103acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info *gpe_event_info);
104
105acpi_status
106acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
107			struct acpi_gpe_block_info *gpe_block, void *context);
108
109acpi_status
110acpi_hw_get_gpe_status(struct acpi_gpe_event_info *gpe_event_info,
111		       acpi_event_status * event_status);
112
113acpi_status acpi_hw_disable_all_gpes(void);
114
115acpi_status acpi_hw_enable_all_runtime_gpes(void);
116
117acpi_status acpi_hw_enable_all_wakeup_gpes(void);
118
119acpi_status
120acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
121				 struct acpi_gpe_block_info *gpe_block,
122				 void *context);
123
124/*
125 * hwpci - PCI configuration support
126 */
127acpi_status
128acpi_hw_derive_pci_id(struct acpi_pci_id *pci_id,
129		      acpi_handle root_pci_device, acpi_handle pci_region);
130
131#ifdef	ACPI_FUTURE_USAGE
132/*
133 * hwtimer - ACPI Timer prototypes
134 */
135acpi_status acpi_get_timer_resolution(u32 * resolution);
136
137acpi_status acpi_get_timer(u32 * ticks);
138
139acpi_status
140acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 * time_elapsed);
141#endif				/* ACPI_FUTURE_USAGE */
142
143#endif				/* __ACHWARE_H__ */