| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Name: achware.h -- hardware specific interfaces |
| 4 | * |
| 5 | *****************************************************************************/ |
| 6 | |
| 7 | /* |
| 8 | * Copyright (C) 2000 - 2005, R. Byron Moore |
| 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 | |
| 48 | /* PM Timer ticks per second (HZ) */ |
| 49 | #define PM_TIMER_FREQUENCY 3579545 |
| 50 | |
| 51 | |
| 52 | /* Prototypes */ |
| 53 | |
| 54 | |
| 55 | acpi_status |
| 56 | acpi_hw_initialize ( |
| 57 | void); |
| 58 | |
| 59 | acpi_status |
| 60 | acpi_hw_shutdown ( |
| 61 | void); |
| 62 | |
| 63 | acpi_status |
| 64 | acpi_hw_initialize_system_info ( |
| 65 | void); |
| 66 | |
| 67 | acpi_status |
| 68 | acpi_hw_set_mode ( |
| 69 | u32 mode); |
| 70 | |
| 71 | u32 |
| 72 | acpi_hw_get_mode ( |
| 73 | void); |
| 74 | |
| 75 | u32 |
| 76 | acpi_hw_get_mode_capabilities ( |
| 77 | void); |
| 78 | |
| 79 | /* Register I/O Prototypes */ |
| 80 | |
| 81 | struct acpi_bit_register_info * |
| 82 | acpi_hw_get_bit_register_info ( |
| 83 | u32 register_id); |
| 84 | |
| 85 | acpi_status |
| 86 | acpi_hw_register_read ( |
| 87 | u8 use_lock, |
| 88 | u32 register_id, |
| 89 | u32 *return_value); |
| 90 | |
| 91 | acpi_status |
| 92 | acpi_hw_register_write ( |
| 93 | u8 use_lock, |
| 94 | u32 register_id, |
| 95 | u32 value); |
| 96 | |
| 97 | acpi_status |
| 98 | acpi_hw_low_level_read ( |
| 99 | u32 width, |
| 100 | u32 *value, |
| 101 | struct acpi_generic_address *reg); |
| 102 | |
| 103 | acpi_status |
| 104 | acpi_hw_low_level_write ( |
| 105 | u32 width, |
| 106 | u32 value, |
| 107 | struct acpi_generic_address *reg); |
| 108 | |
| 109 | acpi_status |
| 110 | acpi_hw_clear_acpi_status ( |
| 111 | u32 flags); |
| 112 | |
| 113 | |
| 114 | /* GPE support */ |
| 115 | |
| 116 | acpi_status |
| 117 | acpi_hw_write_gpe_enable_reg ( |
| 118 | struct acpi_gpe_event_info *gpe_event_info); |
| 119 | |
| 120 | acpi_status |
| 121 | acpi_hw_disable_gpe_block ( |
| 122 | struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
| 123 | struct acpi_gpe_block_info *gpe_block); |
| 124 | |
| 125 | acpi_status |
| 126 | acpi_hw_clear_gpe ( |
| 127 | struct acpi_gpe_event_info *gpe_event_info); |
| 128 | |
| 129 | acpi_status |
| 130 | acpi_hw_clear_gpe_block ( |
| 131 | struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
| 132 | struct acpi_gpe_block_info *gpe_block); |
| 133 | |
| 134 | #ifdef ACPI_FUTURE_USAGE |
| 135 | acpi_status |
| 136 | acpi_hw_get_gpe_status ( |
| 137 | struct acpi_gpe_event_info *gpe_event_info, |
| 138 | acpi_event_status *event_status); |
| 139 | #endif |
| 140 | |
| 141 | acpi_status |
| 142 | acpi_hw_disable_all_gpes ( |
| 143 | u32 flags); |
| 144 | |
| 145 | acpi_status |
| 146 | acpi_hw_enable_all_runtime_gpes ( |
| 147 | u32 flags); |
| 148 | |
| 149 | acpi_status |
| 150 | acpi_hw_enable_all_wakeup_gpes ( |
| 151 | u32 flags); |
| 152 | |
| 153 | acpi_status |
| 154 | acpi_hw_enable_runtime_gpe_block ( |
| 155 | struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
| 156 | struct acpi_gpe_block_info *gpe_block); |
| 157 | |
| 158 | acpi_status |
| 159 | acpi_hw_enable_wakeup_gpe_block ( |
| 160 | struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
| 161 | struct acpi_gpe_block_info *gpe_block); |
| 162 | |
| 163 | |
| 164 | /* ACPI Timer prototypes */ |
| 165 | |
| 166 | #ifdef ACPI_FUTURE_USAGE |
| 167 | acpi_status |
| 168 | acpi_get_timer_resolution ( |
| 169 | u32 *resolution); |
| 170 | |
| 171 | acpi_status |
| 172 | acpi_get_timer ( |
| 173 | u32 *ticks); |
| 174 | |
| 175 | acpi_status |
| 176 | acpi_get_timer_duration ( |
| 177 | u32 start_ticks, |
| 178 | u32 end_ticks, |
| 179 | u32 *time_elapsed); |
| 180 | #endif /* ACPI_FUTURE_USAGE */ |
| 181 | |
| 182 | #endif /* __ACHWARE_H__ */ |