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pcb_ext.h (50477) pcb_ext.h (54188)
1/*-
2 * Copyright (c) 1997 Jonathan Lemon
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 9 unchanged lines hidden (view full) ---

18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
1/*-
2 * Copyright (c) 1997 Jonathan Lemon
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 9 unchanged lines hidden (view full) ---

18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/i386/include/pcb_ext.h 50477 1999-08-28 01:08:13Z peter $
26 * $FreeBSD: head/sys/i386/include/pcb_ext.h 54188 1999-12-06 04:53:08Z luoqi $
27 */
28
29#ifndef _I386_PCB_EXT_H_
30#define _I386_PCB_EXT_H_
31
32/*
33 * Extension to the 386 process control block
34 */
35#include <machine/tss.h>
36#include <machine/vm86.h>
37#include <machine/segments.h>
38
39struct pcb_ext {
40 struct segment_descriptor ext_tssd; /* tss descriptor */
41 struct i386tss ext_tss; /* per-process i386tss */
42 caddr_t ext_iomap; /* i/o permission bitmap */
43 struct vm86_kernel ext_vm86; /* vm86 area */
44};
45
27 */
28
29#ifndef _I386_PCB_EXT_H_
30#define _I386_PCB_EXT_H_
31
32/*
33 * Extension to the 386 process control block
34 */
35#include <machine/tss.h>
36#include <machine/vm86.h>
37#include <machine/segments.h>
38
39struct pcb_ext {
40 struct segment_descriptor ext_tssd; /* tss descriptor */
41 struct i386tss ext_tss; /* per-process i386tss */
42 caddr_t ext_iomap; /* i/o permission bitmap */
43 struct vm86_kernel ext_vm86; /* vm86 area */
44};
45
46struct pcb_ldt {
47 caddr_t ldt_base;
48 int ldt_len;
49 int ldt_refcnt;
50 u_long ldt_active;
51 struct segment_descriptor ldt_sd;
52};
53
54#ifdef KERNEL
55
56#ifdef USER_LDT
57void set_user_ldt __P((struct pcb *));
58struct pcb_ldt *user_ldt_alloc __P((struct pcb *, int));
59void user_ldt_free __P((struct pcb *));
60#endif
61
62#endif
63
46#endif /* _I386_PCB_EXT_H_ */
64#endif /* _I386_PCB_EXT_H_ */