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1 | /* | |
2 | * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved. | |
3 | * | |
4 | * @APPLE_LICENSE_HEADER_START@ | |
5 | * | |
6 | * The contents of this file constitute Original Code as defined in and | |
7 | * are subject to the Apple Public Source License Version 1.1 (the | |
8 | * "License"). You may not use this file except in compliance with the | |
9 | * License. Please obtain a copy of the License at | |
10 | * http://www.apple.com/publicsource and read it before using this file. | |
11 | * | |
12 | * This Original Code and all software distributed under the License are | |
13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the | |
17 | * License for the specific language governing rights and limitations | |
18 | * under the License. | |
19 | * | |
20 | * @APPLE_LICENSE_HEADER_END@ | |
21 | */ | |
22 | /* | |
23 | * Copyright (c) 1998 Apple Computer, Inc. All rights reserved. | |
24 | * | |
25 | * HISTORY | |
26 | * | |
27 | * 10 Mar 99 sdouglas created. | |
28 | */ | |
29 | ||
30 | ||
31 | struct IOGraphicsEngineContext { | |
32 | IOSharedLockData contextLock; | |
33 | IOOptionBits state; | |
34 | void * owner; | |
35 | UInt32 version; | |
36 | IOByteCount structSize; | |
37 | UInt32 reserved[ 8 ]; | |
38 | }; | |
39 | #ifndef __cplusplus | |
40 | typedef volatile struct IOGraphicsEngineContext IOGraphicsEngineContext; | |
41 | #endif | |
42 | ||
43 | enum { | |
44 | // memory type for IOMapMemory | |
45 | kIOGraphicsEngineContext = 100 | |
46 | }; | |
47 | ||
48 | enum { | |
49 | // version | |
50 | kIOGraphicsEngineContextVersion = 1 | |
51 | }; |