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1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
6601e61a 4 * @APPLE_LICENSE_HEADER_START@
1c79356b 5 *
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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.
8f6c56a5 11 *
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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
8f6c56a5
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14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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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.
8f6c56a5 19 *
6601e61a 20 * @APPLE_LICENSE_HEADER_END@
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21 */
22/*
23 * Copyright (c) 1992 NeXT Computer, Inc.
24 *
25 * Intel386 Family: Special processor registers.
26 *
27 * HISTORY
28 *
29 * 5 April 1992 ? at NeXT
30 * Created.
31 */
32
33/*
34 * Control register 0
35 */
36
37typedef struct _cr0 {
38 unsigned int pe :1,
39 mp :1,
40 em :1,
41 ts :1,
42 :1,
43 ne :1,
44 :10,
45 wp :1,
46 :1,
47 am :1,
48 :10,
49 nw :1,
50 cd :1,
51 pg :1;
52} cr0_t;
53
54/*
55 * Debugging register 6
56 */
57
58typedef struct _dr6 {
59 unsigned int b0 :1,
60 b1 :1,
61 b2 :1,
62 b3 :1,
63 :9,
64 bd :1,
65 bs :1,
66 bt :1,
67 :16;
68} dr6_t;