Annotation of sys/arch/amd64/include/psl.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: psl.h,v 1.3 2007/02/11 20:29:20 miod Exp $ */
2: /* $NetBSD: psl.h,v 1.1 2003/02/26 21:26:11 fvdl Exp $ */
3:
4: /*-
5: * Copyright (c) 1990 The Regents of the University of California.
6: * All rights reserved.
7: *
8: * This code is derived from software contributed to Berkeley by
9: * William Jolitz.
10: *
11: * Redistribution and use in source and binary forms, with or without
12: * modification, are permitted provided that the following conditions
13: * are met:
14: * 1. Redistributions of source code must retain the above copyright
15: * notice, this list of conditions and the following disclaimer.
16: * 2. Redistributions in binary form must reproduce the above copyright
17: * notice, this list of conditions and the following disclaimer in the
18: * documentation and/or other materials provided with the distribution.
19: * 3. Neither the name of the University nor the names of its contributors
20: * may be used to endorse or promote products derived from this software
21: * without specific prior written permission.
22: *
23: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33: * SUCH DAMAGE.
34: *
35: * @(#)psl.h 5.2 (Berkeley) 1/18/91
36: */
37:
38: #ifndef _X86_PSL_H_
39: #define _X86_PSL_H_
40:
41: /*
42: * 386 processor status longword.
43: */
44: #define PSL_C 0x00000001 /* carry flag */
45: #define PSL_PF 0x00000004 /* parity flag */
46: #define PSL_AF 0x00000010 /* auxiliary carry flag */
47: #define PSL_Z 0x00000040 /* zero flag */
48: #define PSL_N 0x00000080 /* sign flag */
49: #define PSL_T 0x00000100 /* trap flag */
50: #define PSL_I 0x00000200 /* interrupt enable flag */
51: #define PSL_D 0x00000400 /* direction flag */
52: #define PSL_V 0x00000800 /* overflow flag */
53: #define PSL_IOPL 0x00003000 /* i/o privilege level */
54: #define PSL_NT 0x00004000 /* nested task */
55: #define PSL_RF 0x00010000 /* resume flag */
56: #define PSL_VM 0x00020000 /* virtual 8086 mode */
57: #define PSL_AC 0x00040000 /* alignment check flag */
58: #define PSL_VIF 0x00080000 /* virtual interrupt enable flag */
59: #define PSL_VIP 0x00100000 /* virtual interrupt pending flag */
60: #define PSL_ID 0x00200000 /* identification flag */
61:
62: #define PSL_MBO 0x00000002 /* must be one bits */
63: #define PSL_MBZ 0xffc08028 /* must be zero bits */
64:
65: #define PSL_USERSET (PSL_MBO | PSL_I)
66: #ifdef VM86
67: #define PSL_USERSTATIC (PSL_MBO | PSL_MBZ | PSL_I | PSL_IOPL | PSL_NT | PSL_VIF | PSL_VIP)
68: #else
69: #define PSL_USERSTATIC (PSL_MBO | PSL_MBZ | PSL_I | PSL_IOPL | PSL_NT | PSL_VM | PSL_VIF | PSL_VIP)
70: #endif
71: #define PSL_USER (PSL_C | PSL_MBO | PSL_PF | PSL_AF | PSL_Z | PSL_N | PSL_V)
72:
73: /*
74: * ???
75: */
76: #ifdef _KERNEL
77: #include <machine/intr.h>
78: #endif
79:
80: #endif /* !_X86_PSL_H_ */
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