xref: /netbsd-src/sys/arch/sun2/include/promlib.h (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 /*	$NetBSD: promlib.h,v 1.9 2008/04/28 20:23:37 martin Exp $ */
2 
3 /*-
4  * Copyright (c) 1999, 2001 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Paul Kranenburg and Matthew Fredette.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 /*
33  * Macros and functions to hide the Sun2 PROM interface from the
34  * common Sun parts of the kernel.
35  */
36 
37 #ifndef _MACHINE_PROMLIB_H_
38 #define _MACHINE_PROMLIB_H_
39 
40 #include <machine/mon.h>
41 
42 #ifdef	_SUN2_PROMLIB_PRIVATE
43 #define	romVectorPtr	((struct sunromvec *) SUN2_PROM_BASE)
44 #endif	/* _SUN2_PROMLIB_PRIVATE */
45 
46 /*
47  * We define both of these, since there are places where their
48  * functionality is the same, and some common code knows that
49  * (e.g. dev/sun/zs.c).
50  */
51 #define PROM_OLDMON	0
52 #define PROM_OBP_V0	1
53 
54 void	prom_init(void);	/* To setup promops */
55 
56 #define	prom_version()	(PROM_OLDMON)
57 int	prom_memsize(void);
58 int	prom_stdin(void);
59 int	prom_stdout(void);
60 int	prom_kbdid(void);
61 int	prom_getchar(void);
62 int	prom_peekchar(void);
63 void	prom_putchar(int);
64 void	prom_putstr(char *, int);
65 void	prom_printf(const char *, ...);
66 void	prom_abort(void);
67 void	prom_halt(void) __attribute__((__noreturn__));
68 void	prom_boot(const char *) __attribute__((__noreturn__));
69 char	*prom_getbootpath(void);
70 char	*prom_getbootfile(void);
71 char	*prom_getbootargs(void);
72 int	prom_sd_target(int);
73 #define	callrom		prom_abort
74 
75 /*
76  * We also provide these, to keep #ifdef'ing down in common
77  * code.  These should be revisited.  The worst offender is
78  * our definition of CPU_ISSUN4, for the benefit of
79  * sys/dev/sun/fb.c.
80  */
81 #define PROM_OBP_V2	2
82 #define PROM_OBP_V3	3
83 #define PROM_OPENFIRM	4
84 #define prom_getpropint(a, b, c) (0)
85 #define CPU_ISSUN4 (1)
86 
87 #endif /* _MACHINE_PROMLIB_H_ */
88