| | 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 | */ |
| | 58 | acpi_status acpi_hw_set_mode(u32 mode); |
| | 59 | |
| | 60 | u32 acpi_hw_get_mode(void); |
| | 61 | |
| | 62 | /* |
| | 63 | * hwregs - ACPI Register I/O |
| | 64 | */ |
| | 65 | struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id); |
| | 66 | |
| | 67 | acpi_status |
| | 68 | acpi_hw_register_read(u32 register_id, u32 * return_value); |
| | 69 | |
| | 70 | acpi_status acpi_hw_register_write(u32 register_id, u32 value); |
| | 71 | |
| | 72 | acpi_status acpi_hw_clear_acpi_status(void); |
| | 73 | |
| | 74 | /* |
| | 75 | * hwgpe - GPE support |
| | 76 | */ |
| | 77 | acpi_status acpi_hw_low_disable_gpe(struct acpi_gpe_event_info *gpe_event_info); |
| | 78 | |
| | 79 | acpi_status |
| | 80 | acpi_hw_write_gpe_enable_reg(struct acpi_gpe_event_info *gpe_event_info); |
| | 81 | |
| | 82 | acpi_status |
| | 83 | acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
| | 84 | struct acpi_gpe_block_info *gpe_block, void *context); |
| | 85 | |
| | 86 | acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info *gpe_event_info); |
| | 87 | |
| | 88 | acpi_status |
| | 89 | acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
| | 90 | struct acpi_gpe_block_info *gpe_block, void *context); |
| | 91 | |
| | 92 | acpi_status |
| | 93 | acpi_hw_get_gpe_status(struct acpi_gpe_event_info *gpe_event_info, |
| | 94 | acpi_event_status * event_status); |
| | 95 | |
| | 96 | acpi_status acpi_hw_disable_all_gpes(void); |
| | 97 | |
| | 98 | acpi_status acpi_hw_enable_all_runtime_gpes(void); |
| | 99 | |
| | 100 | acpi_status acpi_hw_enable_all_wakeup_gpes(void); |
| | 101 | |
| | 102 | acpi_status |
| | 103 | acpi_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 | */ |
| | 111 | acpi_status acpi_get_timer_resolution(u32 * resolution); |
| | 112 | |
| | 113 | acpi_status acpi_get_timer(u32 * ticks); |
| | 114 | |
| | 115 | acpi_status |
| | 116 | acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 * time_elapsed); |
| | 117 | #endif /* ACPI_FUTURE_USAGE */ |
| | 118 | |
| | 119 | #endif /* __ACHWARE_H__ */ |
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