| 1 | /*␊ |
| 2 | * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.␊ |
| 3 | *␊ |
| 4 | * @APPLE_LICENSE_HEADER_START@␊ |
| 5 | * ␊ |
| 6 | * This file contains Original Code and/or Modifications of Original Code␊ |
| 7 | * as defined in and that are subject to the Apple Public Source License␊ |
| 8 | * Version 2.0 (the 'License'). You may not use this file except in␊ |
| 9 | * compliance with the License. Please obtain a copy of the License at␊ |
| 10 | * http://www.opensource.apple.com/apsl/ and read it before using this␊ |
| 11 | * file.␊ |
| 12 | * ␊ |
| 13 | * The Original Code and all software distributed under the License are␊ |
| 14 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
| 15 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
| 16 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.␊ |
| 18 | * Please see the License for the specific language governing rights and␊ |
| 19 | * limitations under the License.␊ |
| 20 | * ␊ |
| 21 | * @APPLE_LICENSE_HEADER_END@␊ |
| 22 | */␊ |
| 23 | /*␊ |
| 24 | * Copyright (c) 1992 NeXT Computer, Inc.␊ |
| 25 | *␊ |
| 26 | * Intel386 Family:␉Special processor registers.␊ |
| 27 | *␊ |
| 28 | * HISTORY␊ |
| 29 | *␊ |
| 30 | * 5 April 1992 ? at NeXT␊ |
| 31 | *␉Created.␊ |
| 32 | */␊ |
| 33 | ␊ |
| 34 | #ifndef _ARCH_I386_CPU_H_␊ |
| 35 | #define _ARCH_I386_CPU_H_␊ |
| 36 | ␊ |
| 37 | /*␊ |
| 38 | * Control register 0␊ |
| 39 | */␊ |
| 40 | ␊ |
| 41 | typedef struct _cr0 {␊ |
| 42 | unsigned int␉pe␉:1,␊ |
| 43 | ␉␉␉mp␉:1,␊ |
| 44 | ␉␉␉em␉:1,␊ |
| 45 | ␉␉␉ts␉:1,␊ |
| 46 | ␉␉␉␉:1,␊ |
| 47 | ␉␉␉ne␉:1,␊ |
| 48 | ␉␉␉␉:10,␊ |
| 49 | ␉␉␉wp␉:1,␊ |
| 50 | ␉␉␉␉:1,␊ |
| 51 | ␉␉␉am␉:1,␊ |
| 52 | ␉␉␉␉:10,␊ |
| 53 | ␉␉␉nw␉:1,␊ |
| 54 | ␉␉␉cd␉:1,␊ |
| 55 | ␉␉␉pg␉:1;␊ |
| 56 | } cr0_t;␊ |
| 57 | ␊ |
| 58 | /*␊ |
| 59 | * Debugging register 6␊ |
| 60 | */␊ |
| 61 | ␊ |
| 62 | typedef struct _dr6 {␊ |
| 63 | unsigned int␉b0␉:1,␊ |
| 64 | ␉␉␉b1␉:1,␊ |
| 65 | ␉␉␉b2␉:1,␊ |
| 66 | ␉␉␉b3␉:1,␊ |
| 67 | ␉␉␉␉:9,␊ |
| 68 | ␉␉␉bd␉:1,␊ |
| 69 | ␉␉␉bs␉:1,␊ |
| 70 | ␉␉␉bt␉:1,␊ |
| 71 | ␉␉␉␉:16;␊ |
| 72 | } dr6_t;␊ |
| 73 | ␊ |
| 74 | #endif␉/* _ARCH_I386_CPU_H_ */␊ |
| 75 | |
