xref: /netbsd-src/sys/arch/emips/include/sysconf.h (revision cbab9cadce21ae72fac13910001079fff214cc29)
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