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