sys/contrib/dev/acpica-unix-20050211/include/platform/acwin.h

   1 /******************************************************************************
   2  *
   3  * Name: acwin.h - OS specific defines, etc.
   4  *       $Revision: 20 $
   5  *
   6  *****************************************************************************/
   7
   8 /******************************************************************************
   9  *
  10  * 1. Copyright Notice
  11  *
  12  * Some or all of this work - Copyright (c) 1999 - 2005, Intel Corp.
  13  * All rights reserved.
  14  *
  15  * 2. License
  16  *
  17  * 2.1. This is your license from Intel Corp. under its intellectual property
  18  * rights.  You may have additional license terms from the party that provided
  19  * you this software, covering your right to use that party's intellectual
  20  * property rights.
  21  *
  22  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
  23  * copy of the source code appearing in this file ("Covered Code") an
  24  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
  25  * base code distributed originally by Intel ("Original Intel Code") to copy,
  26  * make derivatives, distribute, use and display any portion of the Covered
  27  * Code in any form, with the right to sublicense such rights; and
  28  *
  29  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
  30  * license (with the right to sublicense), under only those claims of Intel
  31  * patents that are infringed by the Original Intel Code, to make, use, sell,
  32  * offer to sell, and import the Covered Code and derivative works thereof
  33  * solely to the minimum extent necessary to exercise the above copyright
  34  * license, and in no event shall the patent license extend to any additions
  35  * to or modifications of the Original Intel Code.  No other license or right
  36  * is granted directly or by implication, estoppel or otherwise;
  37  *
  38  * The above copyright and patent license is granted only if the following
  39  * conditions are met:
  40  *
  41  * 3. Conditions
  42  *
  43  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
  44  * Redistribution of source code of any substantial portion of the Covered
  45  * Code or modification with rights to further distribute source must include
  46  * the above Copyright Notice, the above License, this list of Conditions,
  47  * and the following Disclaimer and Export Compliance provision.  In addition,
  48  * Licensee must cause all Covered Code to which Licensee contributes to
  49  * contain a file documenting the changes Licensee made to create that Covered
  50  * Code and the date of any change.  Licensee must include in that file the
  51  * documentation of any changes made by any predecessor Licensee.  Licensee
  52  * must include a prominent statement that the modification is derived,
  53  * directly or indirectly, from Original Intel Code.
  54  *
  55  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
  56  * Redistribution of source code of any substantial portion of the Covered
  57  * Code or modification without rights to further distribute source must
  58  * include the following Disclaimer and Export Compliance provision in the
  59  * documentation and/or other materials provided with distribution.  In
  60  * addition, Licensee may not authorize further sublicense of source of any
  61  * portion of the Covered Code, and must include terms to the effect that the
  62  * license from Licensee to its licensee is limited to the intellectual
  63  * property embodied in the software Licensee provides to its licensee, and
  64  * not to intellectual property embodied in modifications its licensee may
  65  * make.
  66  *
  67  * 3.3. Redistribution of Executable. Redistribution in executable form of any
  68  * substantial portion of the Covered Code or modification must reproduce the
  69  * above Copyright Notice, and the following Disclaimer and Export Compliance
  70  * provision in the documentation and/or other materials provided with the
  71  * distribution.
  72  *
  73  * 3.4. Intel retains all right, title, and interest in and to the Original
  74  * Intel Code.
  75  *
  76  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
  77  * Intel shall be used in advertising or otherwise to promote the sale, use or
  78  * other dealings in products derived from or relating to the Covered Code
  79  * without prior written authorization from Intel.
  80  *
  81  * 4. Disclaimer and Export Compliance
  82  *
  83  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
  84  * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
  85  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
  86  * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
  87  * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
  88  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
  89  * PARTICULAR PURPOSE.
  90  *
  91  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
  92  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
  93  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
  94  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
  95  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
  96  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
  97  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
  98  * LIMITED REMEDY.
  99  *
 100  * 4.3. Licensee shall not export, either directly or indirectly, any of this
 101  * software or system incorporating such software without first obtaining any
 102  * required license or other approval from the U. S. Department of Commerce or
 103  * any other agency or department of the United States Government.  In the
 104  * event Licensee exports any such software from the United States or
 105  * re-exports any such software from a foreign destination, Licensee shall
 106  * ensure that the distribution and export/re-export of the software is in
 107  * compliance with all laws, regulations, orders, or other restrictions of the
 108  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
 109  * any of its subsidiaries will export/re-export any technical data, process,
 110  * software, or service, directly or indirectly, to any country for which the
 111  * United States government or any agency thereof requires an export license,
 112  * other governmental approval, or letter of assurance, without first obtaining
 113  * such license, approval or letter.
 114  *
 115  *****************************************************************************/
 116
 117 #ifndef __ACWIN_H__
 118 #define __ACWIN_H__
 119
 120 /*! [Begin] no source code translation (Keep the include) */
 121
 122 /* Windows uses VC */
 123 #ifdef _MSC_VER
 124 #include "acmsvc.h"
 125 #endif
 126 /*! [End] no source code translation !*/
 127
 128 #define ACPI_MACHINE_WIDTH      32
 129
 130 #define strupr                  _strupr
 131 #define isascii                 __isascii
 132
 133 #define ACPI_USE_STANDARD_HEADERS
 134
 135 /*
 136  * Handle platform- and compiler-specific assembly language differences.
 137  *
 138  * Notes:
 139  * 1) Interrupt 3 is used to break into a debugger
 140  * 2) Interrupts are turned off during ACPI register setup
 141  */
 142
 143 /*! [Begin] no source code translation  */
 144
 145 #define ACPI_ASM_MACROS
 146 #ifdef ACPI_APPLICATION
 147 #define BREAKPOINT3
 148 #define ACPI_DISABLE_IRQS()
 149 #define ACPI_ENABLE_IRQS()
 150 #define ACPI_FLUSH_CPU_CACHE()
 151 #else
 152 #define BREAKPOINT3             __asm {int 3}
 153 #define ACPI_DISABLE_IRQS()     __asm {cli}
 154 #define ACPI_ENABLE_IRQS()      __asm {sti}
 155 #define ACPI_FLUSH_CPU_CACHE()  __asm {WBINVD}
 156 #endif
 157
 158
 159 /*
 160  * For Acpi applications, we don't want to try to access the global lock
 161  */
 162 #ifdef ACPI_APPLICATION
 163 #define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq)       if (AcpiGbl_GlobalLockPresent) Acq = TRUE;
 164 #define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Pnd)       Pnd = 0;
 165 #else
 166 #define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq)       __asm {     \
 167         __asm mov           ecx, GLptr              \
 168         __asm acq10:                                \
 169         __asm mov           eax, [ecx]              \
 170         __asm mov           edx, eax                \
 171         __asm and           edx, 0xFFFFFFFE         \
 172         __asm bts           edx, 1                  \
 173         __asm adc           edx, 0                  \
 174         __asm lock cmpxchg  dword ptr [ecx], edx    \
 175         __asm jnz           acq10                   \
 176                                                     \
 177         __asm cmp           dl, 3                   \
 178         __asm sbb           eax, eax                \
 179         __asm mov           Acq, al                 \
 180 }
 181
 182 #define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Pnd)       __asm {     \
 183         __asm mov           ecx, GLptr              \
 184         __asm Rel10:                                \
 185         __asm mov           eax, [ecx]              \
 186         __asm mov           edx, eax                \
 187         __asm and           edx, 0xFFFFFFFC         \
 188         __asm lock cmpxchg  dword ptr [ecx], edx    \
 189         __asm jnz           Rel10                   \
 190                                                     \
 191         __asm cmp           dl, 3                   \
 192         __asm and           eax, 1                  \
 193         __asm mov           Pnd, al                 \
 194 }
 195
 196 #endif
 197
 198
 199 #endif /* __ACWIN_H__ */