2 * Copyright (c) 1991 Regents of the University of California.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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29 * from: @(#)proc.h 7.1 (Berkeley) 5/15/91
33 #ifndef _MACHINE_PROC_H_
34 #define _MACHINE_PROC_H_
36 #include <machine/segments.h>
43 struct segment_descriptor ldt_sd;
47 * Machine-dependent part of the proc structure for i386.
50 int md_spinlock_count; /* (k) */
51 register_t md_saved_flags; /* (k) */
55 struct proc_ldt *md_ldt; /* (j) per-process ldt */
60 void set_user_ldt(struct mdproc *);
61 struct proc_ldt *user_ldt_alloc(struct mdproc *, int);
62 void user_ldt_free(struct thread *);
66 #endif /* !_MACHINE_PROC_H_ */