xref: /src/sys/arch/emips/include/sysconf.h

/*	$NetBSD: sysconf.h,v 1.3 2012/10/27 17:17:46 chs Exp $	*/

/*
 * Copyright (c) 1996 Christopher G. Demetriou.  All rights reserved.
 *
 * 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 Christopher G. Demetriou
 *	for the NetBSD Project.
 * 4. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
 */

/*
 * Additional reworking by Matthew Jacob for NASA/Ames Research Center.
 * Copyright (c) 1997
 */

/*
 * Copyright (c) 1998 Jonathan Stone.  All rights reserved.
 * Additional reworking for emipses.
 * Since emips mboard support different CPU daughterboards,
 * and others are mmultiprocessors, rename from cpu_* to sys_*.
 */

#ifndef	_EMIPS_SYSCONF_H_
#define	_EMIPS_SYSCONF_H_

#ifdef _KERNEL
/*
 * Platform Specific Information and Function Hooks.
 */

struct platform {
	const char	*iobus;		/* Primary iobus name */

	/*
	 * Platform Specific Function Hooks
	 *	bus_reset	-	clear memory error condition
	 *	cons_init	-	console initialization
	 *	iointr		-	I/O interrupt handler
	 *	intr_establish	-	establish interrupt handler
     *  memsize     -   find out how much memory we have
	 */
	void	(*bus_reset) (void);
	void	(*cons_init) (void);
	void	(*iointr) (uint32_t, vaddr_t, uint32_t);
	void	(*intr_establish) (device_t, void *, int,
		    int (*)(void *, void *), void *);
	int		(*memsize) (void *);
};

/*
 * An array of functions to initialize the platform structure.
 */
struct sysinit {
	void	(*init) (void);
	const char *option;
};

#define	sys_notsupp(st)		{ platform_not_supported, st }
#define	sys_init(fn, opt)	{ fn, opt }

extern struct platform platform;
extern struct sysinit sysinit[];
extern int nsysinit;

int	memsize_scan (void *);
int	memsize_pmt (void *);
void	platform_not_configured (void);
void	platform_not_supported (void);

/* defaults */
void    noop(void);
void    emips_intr_establish(device_t, void *, int,
                             int (*)(void *, void *), void *);
void    emips_aic_intr(uint32_t, vaddr_t, uint32_t);
#endif /* _KERNEL */

#endif	/* !_EMIPS_SYSCONF_H_ */