IOGraphicsEngine.h   [plain text]

/*
 * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*
 * Copyright (c) 1998 Apple Computer, Inc.  All rights reserved. 
 *
 * HISTORY
 *
 * 10 Mar 99 sdouglas created.
 */


struct IOGraphicsEngineContext {
    IOSharedLockData	contextLock;
    IOOptionBits	state;
    void *		owner;
    UInt32 		version;
    IOByteCount 	structSize;
    UInt32		reserved[ 8 ];
};
#ifndef __cplusplus
typedef volatile struct IOGraphicsEngineContext IOGraphicsEngineContext;
#endif

enum {
    // memory type for IOMapMemory
    kIOGraphicsEngineContext		= 100
};

enum {
    // version
    kIOGraphicsEngineContextVersion	= 1
};