The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/arm/include/undefined.h

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    1 /*      $NetBSD: undefined.h,v 1.4 2001/12/20 01:20:23 thorpej Exp $    */
    2 
    3 /*-
    4  * Copyright (c) 1995-1996 Mark Brinicombe.
    5  * Copyright (c) 1995 Brini.
    6  * All rights reserved.
    7  *
    8  * This code is derived from software written for Brini by Mark Brinicombe
    9  *
   10  * Redistribution and use in source and binary forms, with or without
   11  * modification, are permitted provided that the following conditions
   12  * are met:
   13  * 1. Redistributions of source code must retain the above copyright
   14  *    notice, this list of conditions and the following disclaimer.
   15  * 2. Redistributions in binary form must reproduce the above copyright
   16  *    notice, this list of conditions and the following disclaimer in the
   17  *    documentation and/or other materials provided with the distribution.
   18  * 3. All advertising materials mentioning features or use of this software
   19  *    must display the following acknowledgement:
   20  *      This product includes software developed by Brini.
   21  * 4. The name of the company nor the name of the author may be used to
   22  *    endorse or promote products derived from this software without specific
   23  *    prior written permission.
   24  *
   25  * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
   26  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
   27  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   28  * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
   29  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   30  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   35  * SUCH DAMAGE.
   36  *
   37  * RiscBSD kernel project
   38  *
   39  * undefined.h
   40  *
   41  * Undefined instruction types, symbols and prototypes
   42  *
   43  * Created      : 08/02/95
   44  *
   45  * $FreeBSD: releng/7.4/sys/arm/include/undefined.h 167752 2007-03-21 03:28:16Z kevlo $
   46  */
   47 
   48 
   49 #ifndef _MACHINE_UNDEFINED_H_
   50 #define _MACHINE_UNDEFINED_H_
   51 #ifdef _KERNEL
   52 
   53 #include <sys/queue.h>
   54 
   55 typedef int (*undef_handler_t) (unsigned int, unsigned int, trapframe_t *, int);
   56 
   57 #define FP_COPROC       1
   58 #define FP_COPROC2      2
   59 #define MAX_COPROCS     16
   60 
   61 /* Prototypes for undefined.c */
   62 
   63 void *install_coproc_handler (int, undef_handler_t);
   64 void remove_coproc_handler (void *);
   65 void undefined_init (void);
   66 
   67 /*
   68  * XXX Stuff below here is for use before malloc() is available.  Most code
   69  * shouldn't use it.
   70  */
   71 
   72 struct undefined_handler {
   73         LIST_ENTRY(undefined_handler) uh_link;
   74         undef_handler_t uh_handler;
   75 };
   76 
   77 /*
   78  * Handlers installed using install_coproc_handler_static shouldn't be
   79  * removed.
   80  */
   81 void install_coproc_handler_static (int, struct undefined_handler *);
   82 
   83 /* Calls up to undefined.c from trap handlers */
   84 void undefinedinstruction(struct trapframe *);
   85 
   86 #endif
   87 
   88 /* End of undefined.h */
   89 
   90 #endif /* _MACHINE_UNDEFINED_H_ */

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