1 /******************************************************************************
2  *
3  * Name: acwin.h - OS specific defines, etc.
4  *
5  *****************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2009, 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 __ACWIN_H__
117 #define __ACWIN_H__
118 
119 /*! [Begin] no source code translation (Keep the include) */
120 
121 /* Windows uses VC */
122 #ifdef _MSC_VER
123 #include "acmsvc.h"
124 #endif
125 /*! [End] no source code translation !*/
126 
127 #define ACPI_MACHINE_WIDTH      32
128 
129 #define inline                  __inline
130 
131 #define ACPI_USE_STANDARD_HEADERS
132 
133 #ifdef ACPI_DEFINE_ALTERNATE_TYPES
134 /*
135  * Types used only in (Linux) translated source, defined here to enable
136  * cross-platform compilation (i.e., generate the Linux code on Windows,
137  * for test purposes only)
138  */
139 typedef int                             s32;
140 typedef unsigned char                   u8;
141 typedef unsigned short                  u16;
142 typedef unsigned int                    u32;
143 typedef COMPILER_DEPENDENT_UINT64       u64;
144 #endif
145 
146 
147 /*
148  * Handle platform- and compiler-specific assembly language differences.
149  *
150  * Notes:
151  * 1) Interrupt 3 is used to break into a debugger
152  * 2) Interrupts are turned off during ACPI register setup
153  */
154 
155 /*! [Begin] no source code translation  */
156 
157 #ifdef ACPI_APPLICATION
158 #define ACPI_FLUSH_CPU_CACHE()
159 #else
160 #define ACPI_FLUSH_CPU_CACHE()  __asm {WBINVD}
161 #endif
162 
163 #ifdef _DEBUG
164 #define ACPI_SIMPLE_RETURN_MACROS
165 #endif
166 
167 /*! [End] no source code translation !*/
168 
169 /*
170  * Global Lock acquire/release code
171  *
172  * Note: Handles case where the FACS pointer is null
173  */
174 #define ACPI_ACQUIRE_GLOBAL_LOCK(FacsPtr, Acq)  __asm \
175 {                                                   \
176         __asm mov           eax, 0xFF               \
177         __asm mov           ecx, FacsPtr            \
178         __asm or            ecx, ecx                \
179         __asm jz            exit_acq                \
180         __asm lea           ecx, [ecx].GlobalLock   \
181                                                     \
182         __asm acq10:                                \
183         __asm mov           eax, [ecx]              \
184         __asm mov           edx, eax                \
185         __asm and           edx, 0xFFFFFFFE         \
186         __asm bts           edx, 1                  \
187         __asm adc           edx, 0                  \
188         __asm lock cmpxchg  dword ptr [ecx], edx    \
189         __asm jnz           acq10                   \
190                                                     \
191         __asm cmp           dl, 3                   \
192         __asm sbb           eax, eax                \
193                                                     \
194         __asm exit_acq:                             \
195         __asm mov           Acq, al                 \
196 }
197 
198 #define ACPI_RELEASE_GLOBAL_LOCK(FacsPtr, Pnd) __asm \
199 {                                                   \
200         __asm xor           eax, eax                \
201         __asm mov           ecx, FacsPtr            \
202         __asm or            ecx, ecx                \
203         __asm jz            exit_rel                \
204         __asm lea           ecx, [ecx].GlobalLock   \
205                                                     \
206         __asm Rel10:                                \
207         __asm mov           eax, [ecx]              \
208         __asm mov           edx, eax                \
209         __asm and           edx, 0xFFFFFFFC         \
210         __asm lock cmpxchg  dword ptr [ecx], edx    \
211         __asm jnz           Rel10                   \
212                                                     \
213         __asm cmp           dl, 3                   \
214         __asm and           eax, 1                  \
215                                                     \
216         __asm exit_rel:                             \
217         __asm mov           Pnd, al                 \
218 }
219 
220 #endif /* __ACWIN_H__ */
221