| 1 | /* $OpenBSD: signal.h,v 1.9 2016/05/10 18:39:47 deraadt 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 | long sc_cookie; |
| 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_ */ |