1 /* 2 * Copyright (c) 1991 Regents of the University of California. 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 * 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 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * from: @(#)proc.h 7.1 (Berkeley) 5/15/91 34 * $FreeBSD$ 35 */ 36 37 #ifndef _MACHINE_PROC_H_ 38 #define _MACHINE_PROC_H_ 39 40 #include <machine/globals.h> 41 #include <machine/segments.h> 42 43 struct proc_ldt { 44 caddr_t ldt_base; 45 int ldt_len; 46 int ldt_refcnt; 47 u_long ldt_active; 48 struct segment_descriptor ldt_sd; 49 }; 50 51 /* 52 * Machine-dependent part of the proc structure for i386. 53 */ 54 struct mdthread { 55 }; 56 57 struct mdproc { 58 struct proc_ldt *md_ldt; /* per-process ldt */ 59 }; 60 61 #ifdef _KERNEL 62 63 void set_user_ldt __P((struct mdproc *)); 64 struct proc_ldt *user_ldt_alloc __P((struct mdproc *, int)); 65 void user_ldt_free __P((struct thread *)); 66 67 #endif /* _KERNEL */ 68 69 #endif /* !_MACHINE_PROC_H_ */ 70