diff options
Diffstat (limited to 'sys/arch/arm/include/undefined.h')
-rw-r--r-- | sys/arch/arm/include/undefined.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/sys/arch/arm/include/undefined.h b/sys/arch/arm/include/undefined.h new file mode 100644 index 00000000000..dfb22764ed7 --- /dev/null +++ b/sys/arch/arm/include/undefined.h @@ -0,0 +1,89 @@ +/* $OpenBSD: undefined.h,v 1.1 2004/02/01 05:09:49 drahn Exp $ */ +/* $NetBSD: undefined.h,v 1.4 2001/12/20 01:20:23 thorpej Exp $ */ + +/* + * Copyright (c) 1995-1996 Mark Brinicombe. + * Copyright (c) 1995 Brini. + * All rights reserved. + * + * This code is derived from software written for Brini by Mark Brinicombe + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Brini. + * 4. The name of the company nor the name of the author may be used to + * endorse or promote products derived from this software without specific + * prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * RiscBSD kernel project + * + * undefined.h + * + * Undefined instruction types, symbols and prototypes + * + * Created : 08/02/95 + */ + + +#ifndef _ARM_UNDEFINED_H_ +#define _ARM_UNDEFINED_H_ +#ifdef _KERNEL + +#include <sys/queue.h> + +typedef int (*undef_handler_t) __P((unsigned int, unsigned int, trapframe_t *, int)); + +#define FP_COPROC 1 +#define FP_COPROC2 2 +#define MAX_COPROCS 16 + +/* Prototypes for undefined.c */ + +void *install_coproc_handler __P((int, undef_handler_t)); +void remove_coproc_handler __P((void *)); +void undefined_init __P((void)); + +/* + * XXX Stuff below here is for use before malloc() is available. Most code + * shouldn't use it. + */ + +struct undefined_handler { + LIST_ENTRY(undefined_handler) uh_link; + undef_handler_t uh_handler; +}; + +/* + * Handlers installed using install_coproc_handler_static shouldn't be + * removed. + */ +void install_coproc_handler_static __P((int, struct undefined_handler *)); + +/* Calls up to undefined.c from trap handlers */ +void undefinedinstruction(struct trapframe *); + +#endif + +/* End of undefined.h */ + +#endif /* _ARM_UNDEFINED_H_ */ |