2 * Copyright (c) 1997 Jonathan Lemon
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.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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
26 * $FreeBSD: src/sys/i386/include/pcb_ext.h,v 1.4 1999/12/29 04:33:04 peter Exp $
27 * $DragonFly: src/sys/platform/pc32/include/pcb_ext.h,v 1.5 2003/12/20 05:52:27 dillon Exp $
30 #ifndef _I386_PCB_EXT_H_
31 #define _I386_PCB_EXT_H_
34 * Extension to the 386 process control block
41 struct segment_descriptor ext_tssd; /* tss descriptor */
42 struct i386tss ext_tss; /* per-process i386tss */
43 caddr_t ext_iomap; /* i/o permission bitmap */
44 struct vm86_kernel ext_vm86; /* vm86 area */
52 struct segment_descriptor ldt_sd;
57 void set_user_ldt (struct pcb *);
58 struct pcb_ldt *user_ldt_alloc (struct pcb *, int);
59 void user_ldt_free (struct pcb *);
63 #endif /* _I386_PCB_EXT_H_ */