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Annotation of sys/arch/vax/include/frame.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: frame.h,v 1.3 2001/08/25 13:33:36 hugh Exp $ */
                      2: /*     $NetBSD: frame.h,v 1.2 2000/06/04 19:30:15 matt Exp $ */
                      3: /*
                      4:  * Copyright (c) 1995 Ludd, University of Lule}, Sweden.
                      5:  * All rights reserved.
                      6:  *
                      7:  * Redistribution and use in source and binary forms, with or without
                      8:  * modification, are permitted provided that the following conditions
                      9:  * are met:
                     10:  * 1. Redistributions of source code must retain the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer.
                     12:  * 2. Redistributions in binary form must reproduce the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer in the
                     14:  *    documentation and/or other materials provided with the distribution.
                     15:  * 3. All advertising materials mentioning features or use of this software
                     16:  *    must display the following acknowledgement:
                     17:  *      This product includes software developed at Ludd, University of
                     18:  *      Lule}, Sweden and its contributors.
                     19:  * 4. The name of the author may not be used to endorse or promote products
                     20:  *    derived from this software without specific prior written permission
                     21:  *
                     22:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     23:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     24:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     25:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
                     26:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
                     27:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
                     28:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
                     29:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     30:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
                     31:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     32:  */
                     33:
                     34: #ifndef _VAX_FRAME_H_
                     35: #define        _VAX_FRAME_H_
                     36:
                     37: /*
                     38:  * Description of calls frame on stack. This is the
                     39:  * standard way of making procedure calls on vax systems.
                     40:  */
                     41: struct callsframe {
                     42:        unsigned int    ca_cond;        /* condition handler */
                     43:        unsigned int    ca_maskpsw;     /* register mask and saved psw */
                     44:        unsigned int    ca_ap;          /* argument pointer */
                     45:        unsigned int    ca_fp;          /* frame pointer */
                     46:        unsigned int    ca_pc;          /* program counter */
                     47:        unsigned int    ca_argno;       /* argument count on stack */
                     48:        unsigned int    ca_arg1;        /* first arg on stack */
                     49:        /* This can be followed by more arguments */
                     50: };
                     51:
                     52: struct icallsframe {
                     53:        struct callsframe ica_frame;    /* std call frame */
                     54:        unsigned int    ica_r0;         /* interrupt saved r0 */
                     55:        unsigned int    ica_r1;         /* interrupt saved r1 */
                     56:        unsigned int    ica_r2;         /* interrupt saved r2 */
                     57:        unsigned int    ica_r3;         /* interrupt saved r3 */
                     58:        unsigned int    ica_r4;         /* interrupt saved r4 */
                     59:        unsigned int    ica_r5;         /* interrupt saved r5 */
                     60:        unsigned int    ica_pc;         /* interrupt saved pc */
                     61:        unsigned int    ica_psl;        /* interrupt saved psl */
                     62: };
                     63:
                     64: #endif /* _VAX_FRAME_H */