Annotation of sys/arch/powerpc/include/signal.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: signal.h,v 1.7 2006/01/08 14:20:17 millert Exp $ */
2: /* $NetBSD: signal.h,v 1.1 1996/09/30 16:34:34 ws Exp $ */
3:
4: /*
5: * Copyright (C) 1995, 1996 Wolfgang Solfrank.
6: * Copyright (C) 1995, 1996 TooLs GmbH.
7: * All rights reserved.
8: *
9: * Redistribution and use in source and binary forms, with or without
10: * modification, are permitted provided that the following conditions
11: * are met:
12: * 1. Redistributions of source code must retain the above copyright
13: * notice, this list of conditions and the following disclaimer.
14: * 2. Redistributions in binary form must reproduce the above copyright
15: * notice, this list of conditions and the following disclaimer in the
16: * documentation and/or other materials provided with the distribution.
17: * 3. All advertising materials mentioning features or use of this software
18: * must display the following acknowledgement:
19: * This product includes software developed by TooLs GmbH.
20: * 4. The name of TooLs GmbH may not be used to endorse or promote products
21: * derived from this software without specific prior written permission.
22: *
23: * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
24: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26: * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
27: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
28: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
29: * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
30: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
31: * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
32: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33: */
34: #ifndef _POWERPC_SIGNAL_H_
35: #define _POWERPC_SIGNAL_H_
36:
37: #include <sys/cdefs.h>
38:
39: typedef int sig_atomic_t;
40:
41: #if __BSD_VISIBLE || __XPG_VISIBLE >= 420
42: #include <machine/_types.h>
43:
44: /*
45: * We have to save all registers on every trap, because
46: * 1. user could attach this process every time
47: * 2. we must be able to restore all user registers in case of fork
48: * Actually, we do not save the fp registers on trap, since
49: * these are not used by the kernel. They are saved only when switching
50: * between processes using the FPU.
51: *
52: */
53: struct trapframe {
54: __register_t fixreg[32];
55: __register_t lr;
56: __register_t cr;
57: __register_t xer;
58: __register_t ctr;
59: int srr0;
60: int srr1;
61: int dar; /* dar & dsisr are only filled on a DSI trap */
62: int dsisr;
63: __register_t exc;
64: };
65:
66: struct sigcontext {
67: int sc_onstack; /* saved onstack flag */
68: int sc_mask; /* saved signal mask */
69: struct trapframe sc_frame; /* saved registers */
70: };
71: #endif /* __BSD_VISIBLE || __XPG_VISIBLE >= 420 */
72: #endif /* _POWERPC_SIGNAL_H_ */
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