ibcs2_sysvec.c revision 40963 
1/*
2 * Copyright (c) 1995 Steven Wallace
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 Steven Wallace.
16 * 4. The name of the author may not be used to endorse or promote products
17 *    derived from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 *
30 * $Id: ibcs2_sysvec.c,v 1.8 1998/09/14 05:36:47 jdp Exp $
31 */
32
33#include <sys/param.h>
34#include <sys/kernel.h>
35#include <sys/module.h>
36#include <sys/sysent.h>
37#include <sys/signalvar.h>
38#include <i386/ibcs2/ibcs2_syscall.h>
39
40extern int bsd_to_ibcs2_sig[];
41extern int bsd_to_ibcs2_errno[];
42extern struct sysent ibcs2_sysent[IBCS2_SYS_MAXSYSCALL];
43extern int szsigcode;
44extern char sigcode[];
45
46struct sysentvec ibcs2_svr3_sysvec = {
47        sizeof (ibcs2_sysent) / sizeof (ibcs2_sysent[0]),
48        ibcs2_sysent,
49        0xFF,
50        NSIG,
51        bsd_to_ibcs2_sig,
52        ELAST,
53        bsd_to_ibcs2_errno,
54	0,              /* trap-to-signal translation function */
55	0,		/* fixup */
56	sendsig,
57	sigcode,	/* use generic trampoline */
58	&szsigcode,	/* use generic trampoline size */
59	0,		/* prepsyscall */
60	"IBCS2 COFF",
61	NULL		/* we don't have a COFF coredump function */
62};
63
64/*
65 * Create an "ibcs2" module that does nothing but allow checking for
66 * the presence of the subsystem.
67 */
68static int
69ibcs2_modevent(module_t mod, modeventtype_t type, void *unused)
70{
71	/* Do not care */
72	return 0;
73}
74moduledata_t ibcs2_mod = {
75	"ibcs2",
76	ibcs2_modevent,
77	0
78};
79DECLARE_MODULE(ibcs2, ibcs2_mod, SI_SUB_PSEUDO, SI_ORDER_ANY);
80