drivers/acpi/include/achware.h

   1 /******************************************************************************
   2  *
   3  * Name: achware.h -- hardware specific interfaces
   4  *
   5  *****************************************************************************/
   6
   7 /******************************************************************************
   8  *
   9  * 1. Copyright Notice
  10  *
  11  * Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp.
  12  * All rights reserved.
  13  *
  14  * 2. License
  15  *
  16  * 2.1. This is your license from Intel Corp. under its intellectual property
  17  * rights.  You may have additional license terms from the party that provided
  18  * you this software, covering your right to use that party's intellectual
  19  * property rights.
  20  *
  21  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
  22  * copy of the source code appearing in this file ("Covered Code") an
  23  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
  24  * base code distributed originally by Intel ("Original Intel Code") to copy,
  25  * make derivatives, distribute, use and display any portion of the Covered
  26  * Code in any form, with the right to sublicense such rights; and
  27  *
  28  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
  29  * license (with the right to sublicense), under only those claims of Intel
  30  * patents that are infringed by the Original Intel Code, to make, use, sell,
  31  * offer to sell, and import the Covered Code and derivative works thereof
  32  * solely to the minimum extent necessary to exercise the above copyright
  33  * license, and in no event shall the patent license extend to any additions
  34  * to or modifications of the Original Intel Code.  No other license or right
  35  * is granted directly or by implication, estoppel or otherwise;
  36  *
  37  * The above copyright and patent license is granted only if the following
  38  * conditions are met:
  39  *
  40  * 3. Conditions
  41  *
  42  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
  43  * Redistribution of source code of any substantial portion of the Covered
  44  * Code or modification with rights to further distribute source must include
  45  * the above Copyright Notice, the above License, this list of Conditions,
  46  * and the following Disclaimer and Export Compliance provision.  In addition,
  47  * Licensee must cause all Covered Code to which Licensee contributes to
  48  * contain a file documenting the changes Licensee made to create that Covered
  49  * Code and the date of any change.  Licensee must include in that file the
  50  * documentation of any changes made by any predecessor Licensee.  Licensee
  51  * must include a prominent statement that the modification is derived,
  52  * directly or indirectly, from Original Intel Code.
  53  *
  54  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
  55  * Redistribution of source code of any substantial portion of the Covered
  56  * Code or modification without rights to further distribute source must
  57  * include the following Disclaimer and Export Compliance provision in the
  58  * documentation and/or other materials provided with distribution.  In
  59  * addition, Licensee may not authorize further sublicense of source of any
  60  * portion of the Covered Code, and must include terms to the effect that the
  61  * license from Licensee to its licensee is limited to the intellectual
  62  * property embodied in the software Licensee provides to its licensee, and
  63  * not to intellectual property embodied in modifications its licensee may
  64  * make.
  65  *
  66  * 3.3. Redistribution of Executable. Redistribution in executable form of any
  67  * substantial portion of the Covered Code or modification must reproduce the
  68  * above Copyright Notice, and the following Disclaimer and Export Compliance
  69  * provision in the documentation and/or other materials provided with the
  70  * distribution.
  71  *
  72  * 3.4. Intel retains all right, title, and interest in and to the Original
  73  * Intel Code.
  74  *
  75  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
  76  * Intel shall be used in advertising or otherwise to promote the sale, use or
  77  * other dealings in products derived from or relating to the Covered Code
  78  * without prior written authorization from Intel.
  79  *
  80  * 4. Disclaimer and Export Compliance
  81  *
  82  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
  83  * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
  84  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
  85  * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
  86  * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
  87  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
  88  * PARTICULAR PURPOSE.
  89  *
  90  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
  91  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
  92  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
  93  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
  94  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
  95  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
  96  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
  97  * LIMITED REMEDY.
  98  *
  99  * 4.3. Licensee shall not export, either directly or indirectly, any of this
 100  * software or system incorporating such software without first obtaining any
 101  * required license or other approval from the U. S. Department of Commerce or
 102  * any other agency or department of the United States Government.  In the
 103  * event Licensee exports any such software from the United States or
 104  * re-exports any such software from a foreign destination, Licensee shall
 105  * ensure that the distribution and export/re-export of the software is in
 106  * compliance with all laws, regulations, orders, or other restrictions of the
 107  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
 108  * any of its subsidiaries will export/re-export any technical data, process,
 109  * software, or service, directly or indirectly, to any country for which the
 110  * United States government or any agency thereof requires an export license,
 111  * other governmental approval, or letter of assurance, without first obtaining
 112  * such license, approval or letter.
 113  *
 114  *****************************************************************************/
 115
 116 #ifndef __ACHWARE_H__
 117 #define __ACHWARE_H__
 118
 119
 120 /* Values for the _SST predefined method */
 121
 122 #define ACPI_SST_INDICATOR_OFF  0
 123 #define ACPI_SST_WORKING        1
 124 #define ACPI_SST_WAKING         2
 125 #define ACPI_SST_SLEEPING       3
 126 #define ACPI_SST_SLEEP_CONTEXT  4
 127
 128
 129 /*
 130  * hwacpi - high level functions
 131  */
 132 ACPI_STATUS
 133 AcpiHwSetMode (
 134     UINT32                  Mode);
 135
 136 UINT32
 137 AcpiHwGetMode (
 138     void);
 139
 140
 141 /*
 142  * hwregs - ACPI Register I/O
 143  */
 144 ACPI_STATUS
 145 AcpiHwValidateRegister (
 146     ACPI_GENERIC_ADDRESS    *Reg,
 147     UINT8                   MaxBitWidth,
 148     UINT64                  *Address);
 149
 150 ACPI_STATUS
 151 AcpiHwRead (
 152     UINT32                  *Value,
 153     ACPI_GENERIC_ADDRESS    *Reg);
 154
 155 ACPI_STATUS
 156 AcpiHwWrite (
 157     UINT32                  Value,
 158     ACPI_GENERIC_ADDRESS    *Reg);
 159
 160 ACPI_BIT_REGISTER_INFO *
 161 AcpiHwGetBitRegisterInfo (
 162     UINT32                  RegisterId);
 163
 164 ACPI_STATUS
 165 AcpiHwWritePm1Control (
 166     UINT32                  Pm1aControl,
 167     UINT32                  Pm1bControl);
 168
 169 ACPI_STATUS
 170 AcpiHwRegisterRead (
 171     UINT32                  RegisterId,
 172     UINT32                  *ReturnValue);
 173
 174 ACPI_STATUS
 175 AcpiHwRegisterWrite (
 176     UINT32                  RegisterId,
 177     UINT32                  Value);
 178
 179 ACPI_STATUS
 180 AcpiHwClearAcpiStatus (
 181     void);
 182
 183
 184 /*
 185  * hwvalid - Port I/O with validation
 186  */
 187 ACPI_STATUS
 188 AcpiHwReadPort (
 189     ACPI_IO_ADDRESS         Address,
 190     UINT32                  *Value,
 191     UINT32                  Width);
 192
 193 ACPI_STATUS
 194 AcpiHwWritePort (
 195     ACPI_IO_ADDRESS         Address,
 196     UINT32                  Value,
 197     UINT32                  Width);
 198
 199
 200 /*
 201  * hwgpe - GPE support
 202  */
 203 UINT32
 204 AcpiHwGetGpeRegisterBit (
 205     ACPI_GPE_EVENT_INFO     *GpeEventInfo,
 206     ACPI_GPE_REGISTER_INFO  *GpeRegisterInfo);
 207
 208 ACPI_STATUS
 209 AcpiHwLowSetGpe (
 210     ACPI_GPE_EVENT_INFO     *GpeEventInfo,
 211     UINT32                  Action);
 212
 213 ACPI_STATUS
 214 AcpiHwDisableGpeBlock (
 215     ACPI_GPE_XRUPT_INFO     *GpeXruptInfo,
 216     ACPI_GPE_BLOCK_INFO     *GpeBlock,
 217     void                    *Context);
 218
 219 ACPI_STATUS
 220 AcpiHwClearGpe (
 221     ACPI_GPE_EVENT_INFO     *GpeEventInfo);
 222
 223 ACPI_STATUS
 224 AcpiHwClearGpeBlock (
 225     ACPI_GPE_XRUPT_INFO     *GpeXruptInfo,
 226     ACPI_GPE_BLOCK_INFO     *GpeBlock,
 227     void                    *Context);
 228
 229 ACPI_STATUS
 230 AcpiHwGetGpeStatus (
 231     ACPI_GPE_EVENT_INFO     *GpeEventInfo,
 232     ACPI_EVENT_STATUS       *EventStatus);
 233
 234 ACPI_STATUS
 235 AcpiHwDisableAllGpes (
 236     void);
 237
 238 ACPI_STATUS
 239 AcpiHwEnableAllRuntimeGpes (
 240     void);
 241
 242 ACPI_STATUS
 243 AcpiHwEnableAllWakeupGpes (
 244     void);
 245
 246 ACPI_STATUS
 247 AcpiHwEnableRuntimeGpeBlock (
 248     ACPI_GPE_XRUPT_INFO     *GpeXruptInfo,
 249     ACPI_GPE_BLOCK_INFO     *GpeBlock,
 250     void                    *Context);
 251
 252
 253 /*
 254  * hwtimer - ACPI Timer prototypes
 255  */
 256 ACPI_STATUS
 257 AcpiGetTimerResolution (
 258     UINT32                  *Resolution);
 259
 260 ACPI_STATUS
 261 AcpiGetTimer (
 262     UINT32                  *Ticks);
 263
 264 ACPI_STATUS
 265 AcpiGetTimerDuration (
 266     UINT32                  StartTicks,
 267     UINT32                  EndTicks,
 268     UINT32                  *TimeElapsed);
 269
 270
 271 #endif /* __ACHWARE_H__ */