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File: [cvs.NetBSD.org] / src / sys / arch / arm / include / frame.h (download)

Revision 1.9, Fri Feb 9 21:55:02 2007 UTC (17 years, 1 month ago) by ad
Branch: MAIN
CVS Tags: yamt-x86pmap-base4, yamt-x86pmap-base3, yamt-x86pmap-base2, yamt-x86pmap-base, yamt-x86pmap, yamt-pf42-baseX, yamt-pf42-base, yamt-nfs-mp-base, yamt-lazymbuf-base15, yamt-lazymbuf-base14, yamt-kmem-base3, yamt-kmem-base2, yamt-kmem-base, yamt-kmem, yamt-idlelwp-base8, yamt-idlelwp, vmlocking2-base3, vmlocking2-base2, vmlocking2-base1, vmlocking2, vmlocking-nbase, vmlocking-base, vmlocking, thorpej-atomic-base, thorpej-atomic, reinoud-bufcleanup-nbase, reinoud-bufcleanup-base, reinoud-bufcleanup, ppcoea-renovation-base, ppcoea-renovation, post-newlock2-merge, nick-net80211-sync-base, nick-net80211-sync, nick-csl-alignment-base5, nick-csl-alignment-base, nick-csl-alignment, mjf-ufs-trans-base, mjf-ufs-trans, mjf-devfs-base, mjf-devfs, matt-mips64-base, matt-mips64, matt-armv6-nbase, matt-armv6-base, keiichi-mipv6-nbase, keiichi-mipv6-base, keiichi-mipv6, jmcneill-pm-base, jmcneill-pm, jmcneill-base, hpcarm-cleanup-base, hpcarm-cleanup, cube-autoconf-base, cube-autoconf, chris-arm-intr-rework-base7, chris-arm-intr-rework-base6, chris-arm-intr-rework-base5, chris-arm-intr-rework-base4, chris-arm-intr-rework-base3, chris-arm-intr-rework-base2, chris-arm-intr-rework-base, chris-arm-intr-rework, bouyer-xeni386-nbase, bouyer-xeni386-merge1, bouyer-xeni386-base, bouyer-xeni386, bouyer-xenamd64-base2, bouyer-xenamd64-base, bouyer-xenamd64, ad-socklock-base1, ad-audiomp-base, ad-audiomp
Branch point for: yamt-pf42, yamt-nfs-mp, mjf-devfs2, matt-armv6
Changes since 1.8: +1 -17 lines

Merge newlock2 to head.

/*	$NetBSD: frame.h,v 1.9 2007/02/09 21:55:02 ad Exp $	*/

/*
 * Copyright (c) 1994-1997 Mark Brinicombe.
 * Copyright (c) 1994 Brini.
 * All rights reserved.
 *
 * This code is derived from software written for Brini by Mark Brinicombe
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by Brini.
 * 4. The name of the company nor the name of the author may be used to
 *    endorse or promote products derived from this software without specific
 *    prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */
/*
 * arm/frame.h - Stack frames structures common to arm26 and arm32
 */

#ifndef _ARM_FRAME_H_
#define _ARM_FRAME_H_

#ifndef _LOCORE

#include <sys/signal.h>
#include <sys/ucontext.h>

/*
 * Trap frame.  Pushed onto the kernel stack on a trap (synchronous exception).
 */

typedef struct trapframe {
	register_t tf_spsr; /* Zero on arm26 */
	register_t tf_r0;
	register_t tf_r1;
	register_t tf_r2;
	register_t tf_r3;
	register_t tf_r4;
	register_t tf_r5;
	register_t tf_r6;
	register_t tf_r7;
	register_t tf_r8;
	register_t tf_r9;
	register_t tf_r10;
	register_t tf_r11;
	register_t tf_r12;
	register_t tf_usr_sp;
	register_t tf_usr_lr;
	register_t tf_svc_sp; /* Not used on arm26 */
	register_t tf_svc_lr; /* Not used on arm26 */
	register_t tf_pc;
} trapframe_t;

/* Register numbers */
#define tf_r13 tf_usr_sp
#define tf_r14 tf_usr_lr
#define tf_r15 tf_pc

/*
 * Signal frame.  Pushed onto user stack before calling sigcode.
 */
#ifdef COMPAT_16
struct sigframe_sigcontext {
	struct	sigcontext sf_sc;
};
#endif

/* the pointers are use in the trampoline code to locate the ucontext */
struct sigframe_siginfo {
	siginfo_t	sf_si;		/* actual saved siginfo */
	ucontext_t	sf_uc;		/* actual saved ucontext */
};

#ifdef _KERNEL
__BEGIN_DECLS
void sendsig_sigcontext(const ksiginfo_t *, const sigset_t *);
void *getframe(struct lwp *, int, int *);
__END_DECLS
#define process_frame(l) ((l)->l_addr->u_pcb.pcb_tf)
#endif

#endif /* _LOCORE */

#endif /* _ARM_FRAME_H_ */
  
/* End of frame.h */