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 48 /* Values for the _SST predefined method */ 49 50 #define ACPI_SST_INDICATOR_OFF 0 51 #define ACPI_SST_WORKING 1 52 #define ACPI_SST_WAKING 2 53 #define ACPI_SST_SLEEPING 3 54 #define ACPI_SST_SLEEP_CONTEXT 4 55 56 57 /* 58 * hwacpi - high level functions 59 */ 60 ACPI_STATUS 61 AcpiHwSetMode ( 62 UINT32 Mode); 63 64 UINT32 65 AcpiHwGetMode ( 66 void); 67 68 69 /* 70 * hwregs - ACPI Register I/O 71 */ 72 ACPI_STATUS 73 AcpiHwValidateRegister ( 74 ACPI_GENERIC_ADDRESS *Reg, 75 UINT8 MaxBitWidth, 76 UINT64 *Address); 77 78 ACPI_STATUS 79 AcpiHwRead ( 80 UINT32 *Value, 81 ACPI_GENERIC_ADDRESS *Reg); 82 83 ACPI_STATUS 84 AcpiHwWrite ( 85 UINT32 Value, 86 ACPI_GENERIC_ADDRESS *Reg); 87 88 ACPI_BIT_REGISTER_INFO * 89 AcpiHwGetBitRegisterInfo ( 90 UINT32 RegisterId); 91 92 ACPI_STATUS 93 AcpiHwWritePm1Control ( 94 UINT32 Pm1aControl, 95 UINT32 Pm1bControl); 96 97 ACPI_STATUS 98 AcpiHwRegisterRead ( 99 UINT32 RegisterId, 100 UINT32 *ReturnValue); 101 102 ACPI_STATUS 103 AcpiHwRegisterWrite ( 104 UINT32 RegisterId, 105 UINT32 Value); 106 107 ACPI_STATUS 108 AcpiHwClearAcpiStatus ( 109 void); 110 111 112 /* 113 * hwvalid - Port I/O with validation 114 */ 115 ACPI_STATUS 116 AcpiHwReadPort ( 117 ACPI_IO_ADDRESS Address, 118 UINT32 *Value, 119 UINT32 Width); 120 121 ACPI_STATUS 122 AcpiHwWritePort ( 123 ACPI_IO_ADDRESS Address, 124 UINT32 Value, 125 UINT32 Width); 126 127 128 /* 129 * hwgpe - GPE support 130 */ 131 UINT32 132 AcpiHwGetGpeRegisterBit ( 133 ACPI_GPE_EVENT_INFO *GpeEventInfo, 134 ACPI_GPE_REGISTER_INFO *GpeRegisterInfo); 135 136 ACPI_STATUS 137 AcpiHwLowSetGpe ( 138 ACPI_GPE_EVENT_INFO *GpeEventInfo, 139 UINT32 Action); 140 141 ACPI_STATUS 142 AcpiHwDisableGpeBlock ( 143 ACPI_GPE_XRUPT_INFO *GpeXruptInfo, 144 ACPI_GPE_BLOCK_INFO *GpeBlock, 145 void *Context); 146 147 ACPI_STATUS 148 AcpiHwClearGpe ( 149 ACPI_GPE_EVENT_INFO *GpeEventInfo); 150 151 ACPI_STATUS 152 AcpiHwClearGpeBlock ( 153 ACPI_GPE_XRUPT_INFO *GpeXruptInfo, 154 ACPI_GPE_BLOCK_INFO *GpeBlock, 155 void *Context); 156 157 ACPI_STATUS 158 AcpiHwGetGpeStatus ( 159 ACPI_GPE_EVENT_INFO *GpeEventInfo, 160 ACPI_EVENT_STATUS *EventStatus); 161 162 ACPI_STATUS 163 AcpiHwDisableAllGpes ( 164 void); 165 166 ACPI_STATUS 167 AcpiHwEnableAllRuntimeGpes ( 168 void); 169 170 ACPI_STATUS 171 AcpiHwEnableAllWakeupGpes ( 172 void); 173 174 ACPI_STATUS 175 AcpiHwEnableRuntimeGpeBlock ( 176 ACPI_GPE_XRUPT_INFO *GpeXruptInfo, 177 ACPI_GPE_BLOCK_INFO *GpeBlock, 178 void *Context); 179 180 181 /* 182 * hwpci - PCI configuration support 183 */ 184 ACPI_STATUS 185 AcpiHwDerivePciId ( 186 ACPI_PCI_ID *PciId, 187 ACPI_HANDLE RootPciDevice, 188 ACPI_HANDLE PciRegion); 189 190 191 /* 192 * hwtimer - ACPI Timer prototypes 193 */ 194 ACPI_STATUS 195 AcpiGetTimerResolution ( 196 UINT32 *Resolution); 197 198 ACPI_STATUS 199 AcpiGetTimer ( 200 UINT32 *Ticks); 201 202 ACPI_STATUS 203 AcpiGetTimerDuration ( 204 UINT32 StartTicks, 205 UINT32 EndTicks, 206 UINT32 *TimeElapsed); 207 208 209 #endif /* __ACHWARE_H__ */ 210