2000-09-29 13:46:07 +00:00
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/* $FreeBSD$ */
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/* From: NetBSD: signal.h,v 1.3 1997/04/06 08:47:43 cgd Exp */
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/*
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* Copyright (c) 1994, 1995 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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#ifndef _MACHINE_SIGNAL_H_
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#define _MACHINE_SIGNAL_H_
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typedef long sig_atomic_t;
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#ifndef _ANSI_SOURCE
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2000-11-09 08:25:48 +00:00
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/*
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* Minimum signal stack size. The current signal frame
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* for IA-64 is 2656 bytes large.
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*/
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#define MINSIGSTKSZ (3072 * 4)
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2000-10-04 17:53:03 +00:00
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#ifndef _IA64_FPREG_DEFINED
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struct ia64_fpreg {
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unsigned long fpr_bits[2];
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} __attribute__ ((aligned (16)));
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#define _IA64_FPREG_DEFINED
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#endif
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2000-09-29 13:46:07 +00:00
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/*
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* Information pushed on stack when a signal is delivered.
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* This is used by the kernel to restore state following
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* execution of the signal handler. It is also made available
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* to the handler to allow it to restore state properly if
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* a non-standard exit is performed.
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*
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* Note that sc_regs[] and sc_fpregs[]+sc_fpcr are inline
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* representations of 'struct reg' and 'struct fpreg', respectively.
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*/
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typedef unsigned int osigset_t;
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struct osigcontext {};
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/*
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* The sequence of the fields should match those in
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* mcontext_t. Keep them in sync!
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*/
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struct sigcontext {
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2000-10-24 19:54:38 +00:00
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sigset_t sc_mask; /* signal mask to restore */
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unsigned long sc_onstack;
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2000-09-29 13:46:07 +00:00
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unsigned long sc_flags;
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unsigned long sc_nat;
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unsigned long sc_sp;
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unsigned long sc_ip;
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unsigned long sc_cfm;
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unsigned long sc_um;
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unsigned long sc_ar_rsc;
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unsigned long sc_ar_bsp;
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unsigned long sc_ar_rnat;
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unsigned long sc_ar_ccv;
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unsigned long sc_ar_unat;
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unsigned long sc_ar_fpsr;
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unsigned long sc_ar_pfs;
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unsigned long sc_pr;
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unsigned long sc_br[8];
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unsigned long sc_gr[32];
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struct ia64_fpreg sc_fr[128];
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};
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#endif /* !_ANSI_SOURCE */
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#endif /* !_MACHINE_SIGNAL_H_*/
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