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promlib.h revision 1.7 
      1 /*	$NetBSD: promlib.h,v 1.7 2005/06/03 22:02:30 tsutsui 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  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 /*
     40  * Macros and functions to hide the Sun2 PROM interface from the
     41  * common Sun parts of the kernel.
     42  */
     43 
     44 #ifndef _MACHINE_PROMLIB_H_
     45 #define _MACHINE_PROMLIB_H_
     46 
     47 #include <machine/mon.h>
     48 
     49 #ifdef	_SUN2_PROMLIB_PRIVATE
     50 #define	romVectorPtr	((struct sunromvec *) SUN2_PROM_BASE)
     51 #endif	/* _SUN2_PROMLIB_PRIVATE */
     52 
     53 /*
     54  * We define both of these, since there are places where their
     55  * functionality is the same, and some common code knows that
     56  * (e.g. dev/sun/zs.c).
     57  */
     58 #define PROM_OLDMON	0
     59 #define PROM_OBP_V0	1
     60 
     61 void	prom_init(void);	/* To setup promops */
     62 
     63 #define	prom_version()	(PROM_OLDMON)
     64 int	prom_memsize(void);
     65 int	prom_stdin(void);
     66 int	prom_stdout(void);
     67 int	prom_kbdid(void);
     68 int	prom_getchar(void);
     69 int	prom_peekchar(void);
     70 void	prom_putchar(int);
     71 void	prom_putstr(char *, int);
     72 void	prom_printf(const char *, ...);
     73 void	prom_abort(void);
     74 void	prom_halt(void) __attribute__((__noreturn__));
     75 void	prom_boot(const char *) __attribute__((__noreturn__));
     76 char	*prom_getbootpath(void);
     77 char	*prom_getbootfile(void);
     78 char	*prom_getbootargs(void);
     79 int	prom_sd_target(int);
     80 #define	callrom		prom_abort
     81 
     82 /*
     83  * We also provide these, to keep #ifdef'ing down in common
     84  * code.  These should be revisited.  The worst offender is
     85  * our definition of CPU_ISSUN4, for the benefit of
     86  * sys/dev/sun/fb.c.
     87  */
     88 #define PROM_OBP_V2	2
     89 #define PROM_OBP_V3	3
     90 #define PROM_OPENFIRM	4
     91 #define prom_getpropint(a, b, c) (0)
     92 #define CPU_ISSUN4 (1)
     93 
     94 #endif /* _MACHINE_PROMLIB_H_ */
     95