sysconf.h revision 1.6 
1/*	$NetBSD: sysconf.h,v 1.6 2000/01/09 15:34:44 ad 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	_PMAX_SYSCONF_H_
46#define	_PMAX_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
56struct platform {
57	const char	*iobus;		/* Primary iobus name */
58
59	/*
60	 * Platform Specific Function Hooks
61	 *	bus_reset	-	clear memory error condition
62	 *	cons_init	-	console initialization
63	 *	device_register -	boot configuration aid
64	 *	iointr		-	I/O interrupt handler
65	 *	clkread		-	interporate HZ with hi-resolution timer
66	 */
67	void	(*bus_reset) __P((void));
68	void	(*cons_init) __P((void));
69	void	(*device_register) __P((struct device *, void *));
70	int	(*iointr) __P((unsigned, unsigned, unsigned, unsigned));
71	int	(*memsize) __P((caddr_t));
72	unsigned (*clkread) __P((void));
73};
74
75/*
76 * An array of functions to initialize the platform structure.
77 */
78struct sysinit {
79	void	(*init) __P((void));
80	const char *option;
81};
82
83#define	sys_notsupp(st)		{ platform_not_supported, st }
84#define	sys_init(fn, opt)	{ fn, opt }
85
86extern struct platform platform;
87extern struct sysinit sysinit[];
88extern int nsysinit;
89
90int	memsize_scan __P((caddr_t));
91int	memsize_bitmap __P((caddr_t));
92void	platform_not_configured __P((void));
93void	platform_not_supported __P((void));
94
95#endif /* _KERNEL */
96
97#endif	/* !_PMAX_SYSCONF_H_ */
98