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sysconf.h revision 1.4 
      1 /*	$NetBSD: sysconf.h,v 1.4 2004/01/13 14:18:56 sekiya Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1996 Christopher G. Demetriou.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *      This product includes software developed by Christopher G. Demetriou
     17  *	for the NetBSD Project.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 /*
     34  * Additional reworking by Matthew Jacob for NASA/Ames Research Center.
     35  * Copyright (c) 1997
     36  */
     37 
     38 /*
     39  * Copyright (c) 1998 Jonathan Stone.  All rights reserved.
     40  * Additional reworking for pmaxes.
     41  * Since pmax mboard support different CPU daughterboards,
     42  * and others are mmultiprocessors, rename from cpu_* to sys_*.
     43  */
     44 
     45 #ifndef	_SGIMIPS_SYSCONF_H_
     46 #define	_SGIMIPS_SYSCONF_H_
     47 
     48 #ifdef _KERNEL
     49 /*
     50  * Platform Specific Information and Function Hooks.
     51  *
     52  * The tag iobus describes the primary iobus for the platform, primarily
     53  * to give a hint as to where to start configuring.
     54  */
     55 
     56 struct platform {
     57 	/*
     58 	 * Platform Specific Function Hooks
     59 	 *	bus_reset	-	clear memory error condition
     60 	 *	cons_init	-	console initialization
     61 	 *	iointr		-	I/O interrupt handler
     62 	 *	intr_establish	-	establish interrupt handler
     63 	 *	intr_disestablish -	disestablish interrupt handler
     64 	 *	clkread		-	interporate HZ with hi-resolution timer
     65 	 */
     66 
     67 	void	(*bus_reset)(void);
     68 	void	(*cons_init)(void);
     69 	void	(*iointr)(unsigned, unsigned, unsigned, unsigned);
     70 	void	(*intr_establish)(int , int, int (*)(void *), void *);
     71 	unsigned long (*clkread) (void);
     72 	void	(*watchdog_reset)(void);
     73 };
     74 
     75 extern struct platform platform;
     76 
     77 #endif /* _KERNEL */
     78 
     79 #endif	/* !_SGIMIPS_SYSCONF_H_ */
     80