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      1 /*	$NetBSD: sysconf.h,v 1.3 2012/10/27 17:17:46 chs 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 emipses.
     41  * Since emips mboard support different CPU daughterboards,
     42  * and others are mmultiprocessors, rename from cpu_* to sys_*.
     43  */
     44 
     45 #ifndef	_EMIPS_SYSCONF_H_
     46 #define	_EMIPS_SYSCONF_H_
     47 
     48 #ifdef _KERNEL
     49 /*
     50  * Platform Specific Information and Function Hooks.
     51  */
     52 
     53 struct platform {
     54 	const char	*iobus;		/* Primary iobus name */
     55 
     56 	/*
     57 	 * Platform Specific Function Hooks
     58 	 *	bus_reset	-	clear memory error condition
     59 	 *	cons_init	-	console initialization
     60 	 *	iointr		-	I/O interrupt handler
     61 	 *	intr_establish	-	establish interrupt handler
     62      *  memsize     -   find out how much memory we have
     63 	 */
     64 	void	(*bus_reset) (void);
     65 	void	(*cons_init) (void);
     66 	void	(*iointr) (uint32_t, vaddr_t, uint32_t);
     67 	void	(*intr_establish) (device_t, void *, int,
     68 		    int (*)(void *, void *), void *);
     69 	int		(*memsize) (void *);
     70 };
     71 
     72 /*
     73  * An array of functions to initialize the platform structure.
     74  */
     75 struct sysinit {
     76 	void	(*init) (void);
     77 	const char *option;
     78 };
     79 
     80 #define	sys_notsupp(st)		{ platform_not_supported, st }
     81 #define	sys_init(fn, opt)	{ fn, opt }
     82 
     83 extern struct platform platform;
     84 extern struct sysinit sysinit[];
     85 extern int nsysinit;
     86 
     87 int	memsize_scan (void *);
     88 int	memsize_pmt (void *);
     89 void	platform_not_configured (void);
     90 void	platform_not_supported (void);
     91 
     92 /* defaults */
     93 void    noop(void);
     94 void    emips_intr_establish(device_t, void *, int,
     95                              int (*)(void *, void *), void *);
     96 void    emips_aic_intr(uint32_t, vaddr_t, uint32_t);
     97 #endif /* _KERNEL */
     98 
     99 #endif	/* !_EMIPS_SYSCONF_H_ */
    100