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frame.h revision 1.10 
      1 /*	$NetBSD: frame.h,v 1.10 2003/01/18 06:33:42 thorpej Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2002 The NetBSD Foundation, Inc. All rights reserved.
      5  * Copyright (c) 1995 Charles M. Hannum.  All rights reserved.
      6  * Copyright (c) 1990 The Regents of the University of California.
      7  * All rights reserved.
      8  *
      9  * This code is derived from software contributed to Berkeley by
     10  * William Jolitz.
     11  *
     12  * Redistribution and use in source and binary forms, with or without
     13  * modification, are permitted provided that the following conditions
     14  * are met:
     15  * 1. Redistributions of source code must retain the above copyright
     16  *    notice, this list of conditions and the following disclaimer.
     17  * 2. Redistributions in binary form must reproduce the above copyright
     18  *    notice, this list of conditions and the following disclaimer in the
     19  *    documentation and/or other materials provided with the distribution.
     20  * 3. All advertising materials mentioning features or use of this software
     21  *    must display the following acknowledgement:
     22  *	This product includes software developed by the University of
     23  *	California, Berkeley and its contributors.
     24  * 4. Neither the name of the University nor the names of its contributors
     25  *    may be used to endorse or promote products derived from this software
     26  *    without specific prior written permission.
     27  *
     28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     38  * SUCH DAMAGE.
     39  *
     40  *	@(#)frame.h	5.2 (Berkeley) 1/18/91
     41  */
     42 
     43 #ifndef _SH3_FRAME_H_
     44 #define	_SH3_FRAME_H_
     45 
     46 #include <sys/signal.h>
     47 #include <sys/sa.h>
     48 
     49 /*
     50  * Exception Stack Frame
     51  */
     52 struct trapframe {
     53 	/* software member */
     54 	int	tf_expevt;
     55 	int	tf_ubc;
     56 	/* hardware registers */
     57 	int	tf_spc;
     58 	int	tf_ssr;
     59 	int	tf_macl;
     60 	int	tf_mach;
     61 	int	tf_pr;
     62 	int	tf_r13;
     63 	int	tf_r12;
     64 	int	tf_r11;
     65 	int	tf_r10;
     66 	int	tf_r9;
     67 	int	tf_r8;
     68 	int	tf_r7;
     69 	int	tf_r6;
     70 	int	tf_r5;
     71 	int	tf_r4;
     72 	int	tf_r3;
     73 	int	tf_r2;
     74 	int	tf_r1;
     75 	int	tf_r0;
     76 	int	tf_r15;
     77 	int	tf_r14;
     78 };
     79 
     80 /*
     81  * Stack frame inside cpu_switch()
     82  */
     83 struct switchframe {
     84 	int	sf_r15;
     85 	int	sf_r14;
     86 	int	sf_r13;
     87 	int	sf_r12;
     88 	int	sf_r11;
     89 	int	sf_r10;
     90 	int	sf_r9;
     91 	int	sf_r8;
     92 	int	sf_pr;
     93 	int	sf_r6_bank;
     94 	int	sf_sr;
     95 	int	sf_r7_bank;
     96 };
     97 
     98 /*
     99  * Signal frame
    100  */
    101 struct sigframe {
    102 	struct	sigcontext sf_sc;
    103 };
    104 
    105 /*
    106  * Scheduler activations upcall frame
    107  */
    108 struct saframe {
    109 #if 0 /* in registers on entry to upcallcode */
    110 	int		sa_type;	/* r4 */
    111 	struct sa_t **	sa_sas;		/* r5 */
    112 	int		sa_events;	/* r6 */
    113 	int		sa_interrupted;	/* r7 */
    114 #endif
    115 	void *		sa_arg;
    116 };
    117 
    118 #endif /* !_SH3_FRAME_H_ */
    119