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pcb.h (93264) pcb.h (103408)
1/*-
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * William Jolitz.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by the University of
19 * California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 * from: @(#)pcb.h 5.10 (Berkeley) 5/12/91
1/*-
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * William Jolitz.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by the University of
19 * California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 * from: @(#)pcb.h 5.10 (Berkeley) 5/12/91
37 * $FreeBSD: head/sys/i386/include/pcb.h 93264 2002-03-27 05:39:23Z dillon $
37 * $FreeBSD: head/sys/i386/include/pcb.h 103408 2002-09-16 19:25:41Z mini $
38 */
39
40#ifndef _I386_PCB_H_
41#define _I386_PCB_H_
42
43/*
44 * Intel 386 process control block
45 */
46#include <machine/npx.h>
47
48struct pcb {
49 int pcb_cr3;
50 int pcb_edi;
51 int pcb_esi;
52 int pcb_ebp;
53 int pcb_esp;
54 int pcb_ebx;
55 int pcb_eip;
56
57 int pcb_dr0;
58 int pcb_dr1;
59 int pcb_dr2;
60 int pcb_dr3;
61 int pcb_dr6;
62 int pcb_dr7;
63
64 union savefpu pcb_save;
65 u_int pcb_flags;
66#define FP_SOFTFP 0x01 /* process using software fltng pnt emulator */
67#define PCB_DBREGS 0x02 /* process using debug registers */
68#define PCB_NPXTRAP 0x04 /* npx trap pending */
38 */
39
40#ifndef _I386_PCB_H_
41#define _I386_PCB_H_
42
43/*
44 * Intel 386 process control block
45 */
46#include <machine/npx.h>
47
48struct pcb {
49 int pcb_cr3;
50 int pcb_edi;
51 int pcb_esi;
52 int pcb_ebp;
53 int pcb_esp;
54 int pcb_ebx;
55 int pcb_eip;
56
57 int pcb_dr0;
58 int pcb_dr1;
59 int pcb_dr2;
60 int pcb_dr3;
61 int pcb_dr6;
62 int pcb_dr7;
63
64 union savefpu pcb_save;
65 u_int pcb_flags;
66#define FP_SOFTFP 0x01 /* process using software fltng pnt emulator */
67#define PCB_DBREGS 0x02 /* process using debug registers */
68#define PCB_NPXTRAP 0x04 /* npx trap pending */
69#define PCB_NPXINITDONE 0x08 /* fpu state is initialized */
69 caddr_t pcb_onfault; /* copyin/out fault recovery */
70 int pcb_gs;
71 struct pcb_ext *pcb_ext; /* optional pcb extension */
72 int pcb_psl; /* process status long */
73 u_long __pcb_spare[2]; /* adjust to avoid core dump size changes */
74};
75
76/*
77 * The pcb is augmented with machine-dependent additional data for
78 * core dumps. For the i386: ???
79 */
80struct md_coredump {
81};
82
83#ifdef _KERNEL
84void savectx(struct pcb *);
85#endif
86
87#endif /* _I386_PCB_H_ */
70 caddr_t pcb_onfault; /* copyin/out fault recovery */
71 int pcb_gs;
72 struct pcb_ext *pcb_ext; /* optional pcb extension */
73 int pcb_psl; /* process status long */
74 u_long __pcb_spare[2]; /* adjust to avoid core dump size changes */
75};
76
77/*
78 * The pcb is augmented with machine-dependent additional data for
79 * core dumps. For the i386: ???
80 */
81struct md_coredump {
82};
83
84#ifdef _KERNEL
85void savectx(struct pcb *);
86#endif
87
88#endif /* _I386_PCB_H_ */