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Annotation of sys/arch/arm/include/undefined.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: undefined.h,v 1.2 2004/05/19 03:17:07 drahn Exp $     */
        !             2: /*     $NetBSD: undefined.h,v 1.4 2001/12/20 01:20:23 thorpej Exp $    */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1995-1996 Mark Brinicombe.
        !             6:  * Copyright (c) 1995 Brini.
        !             7:  * All rights reserved.
        !             8:  *
        !             9:  * This code is derived from software written for Brini by Mark Brinicombe
        !            10:  *
        !            11:  * Redistribution and use in source and binary forms, with or without
        !            12:  * modification, are permitted provided that the following conditions
        !            13:  * are met:
        !            14:  * 1. Redistributions of source code must retain the above copyright
        !            15:  *    notice, this list of conditions and the following disclaimer.
        !            16:  * 2. Redistributions in binary form must reproduce the above copyright
        !            17:  *    notice, this list of conditions and the following disclaimer in the
        !            18:  *    documentation and/or other materials provided with the distribution.
        !            19:  * 3. All advertising materials mentioning features or use of this software
        !            20:  *    must display the following acknowledgement:
        !            21:  *     This product includes software developed by Brini.
        !            22:  * 4. The name of the company nor the name of the author may be used to
        !            23:  *    endorse or promote products derived from this software without specific
        !            24:  *    prior written permission.
        !            25:  *
        !            26:  * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
        !            27:  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
        !            28:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            29:  * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
        !            30:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
        !            31:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
        !            32:  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            33:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            34:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            35:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            36:  * SUCH DAMAGE.
        !            37:  *
        !            38:  * RiscBSD kernel project
        !            39:  *
        !            40:  * undefined.h
        !            41:  *
        !            42:  * Undefined instruction types, symbols and prototypes
        !            43:  *
        !            44:  * Created      : 08/02/95
        !            45:  */
        !            46:
        !            47:
        !            48: #ifndef _ARM_UNDEFINED_H_
        !            49: #define _ARM_UNDEFINED_H_
        !            50: #ifdef _KERNEL
        !            51:
        !            52: #include <sys/queue.h>
        !            53:
        !            54: typedef int (*undef_handler_t) (unsigned int, unsigned int, trapframe_t *, int);
        !            55:
        !            56: #define FP_COPROC      1
        !            57: #define FP_COPROC2     2
        !            58: #define MAX_COPROCS    16
        !            59:
        !            60: /* Prototypes for undefined.c */
        !            61:
        !            62: void *install_coproc_handler (int, undef_handler_t);
        !            63: void remove_coproc_handler (void *);
        !            64: void undefined_init (void);
        !            65:
        !            66: /*
        !            67:  * XXX Stuff below here is for use before malloc() is available.  Most code
        !            68:  * shouldn't use it.
        !            69:  */
        !            70:
        !            71: struct undefined_handler {
        !            72:        LIST_ENTRY(undefined_handler) uh_link;
        !            73:        undef_handler_t uh_handler;
        !            74: };
        !            75:
        !            76: /*
        !            77:  * Handlers installed using install_coproc_handler_static shouldn't be
        !            78:  * removed.
        !            79:  */
        !            80: void install_coproc_handler_static (int, struct undefined_handler *);
        !            81:
        !            82: /* Calls up to undefined.c from trap handlers */
        !            83: void undefinedinstruction(struct trapframe *);
        !            84:
        !            85: #endif
        !            86:
        !            87: /* End of undefined.h */
        !            88:
        !            89: #endif /* _ARM_UNDEFINED_H_ */