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openfirm.h revision 1.35 
      1 /*	$NetBSD: openfirm.h,v 1.35 2017/06/30 09:17:05 jmcneill Exp $	*/
      2 
      3 /*
      4  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
      5  * Copyright (C) 1995, 1996 TooLs GmbH.
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *	This product includes software developed by TooLs GmbH.
     19  * 4. The name of TooLs GmbH may not be used to endorse or promote products
     20  *    derived from this software without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
     23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     27  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     28  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     29  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     30  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     31  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #ifndef _OPENFIRM_H_
     35 #define _OPENFIRM_H_
     36 
     37 #include <prop/proplib.h>
     38 
     39 /*
     40  * Prototypes for OpenFirmware Interface Routines
     41  */
     42 
     43 /*
     44  * Machine-independent OpenFirmware-related structures.
     45  * XXX THESE DO NOT BELONG HERE.
     46  */
     47 
     48 /*
     49  * Generic OpenFirmware probe argument.
     50  * This is how all probe structures must start
     51  * in order to support generic OpenFirmware device drivers.
     52  */
     53 struct ofbus_attach_args {
     54 	const char	*oba_busname;
     55 	char		oba_ofname[64];
     56 	int		oba_phandle;
     57 
     58 	/*
     59 	 * Special unit field for disk devices.
     60 	 * This is a KLUDGE to work around the fact that OpenFirmware
     61 	 * doesn't probe the scsi bus completely.
     62 	 * YES, I THINK THIS IS A BUG IN THE OPENFIRMWARE DEFINITION!!!	XXX
     63 	 * See also ofdisk.c.
     64 	 */
     65 	int		oba_unit;
     66 };
     67 
     68 struct of_compat_data {
     69 	const char *compat;
     70 	uintptr_t data;
     71 };
     72 
     73 /*
     74  * Functions and variables provided by machine-dependent code.
     75  */
     76 extern char *OF_buf;
     77 
     78 void	OF_boot(const char *) __dead;
     79 int	OF_call_method(const char *, int, int, int, ...);
     80 int	OF_call_method_1(const char *, int, int, ...);
     81 int	OF_child(int);
     82 void	*OF_claim(void *, u_int, u_int);
     83 void	OF_close(int);
     84 void	OF_enter(void);
     85 void	OF_exit(void) __dead;
     86 int	OF_finddevice(const char *);
     87 int	OF_getprop(int, const char *, void *, int);
     88 int	OF_getproplen(int, const char *);
     89 int	OF_instance_to_package(int);
     90 int	OF_instance_to_path(int, char *, int);
     91 int	OF_interpret(const char *, int, int, ...);
     92 int	OF_milliseconds(void);
     93 int	OF_nextprop(int, const char *, void *);
     94 int	OF_open(const char *);
     95 int	OF_package_to_path(int, char *, int);
     96 int	OF_parent(int);
     97 int	OF_peer(int);
     98 void	OF_quiesce(void);
     99 int	OF_read(int, void *, int);
    100 void	OF_release(void *, u_int);
    101 int	OF_seek(int, u_quad_t);
    102 void	(*OF_set_callback(void(*)(void *)))(void *);
    103 int	OF_setprop(int, const char *, const void *, int);
    104 int	OF_write(int, const void *, int);
    105 
    106 int	openfirmware(void *);
    107 
    108 /*
    109  * Functions and variables provided by machine-independent code.
    110  */
    111 int	of_compatible(int, const char * const *);
    112 int	of_match_compatible(int, const char * const *);
    113 const struct of_compat_data *
    114 	of_search_compatible(int, const struct of_compat_data *);
    115 int	of_decode_int(const unsigned char *);
    116 int	of_packagename(int, char *, int);
    117 int	of_find_firstchild_byname(int, const char *);
    118 int	of_getnode_byname(int, const char *);
    119 boolean_t	of_to_uint32_prop(prop_dictionary_t, int, const char *,
    120     const char *);
    121 boolean_t	of_to_dataprop(prop_dictionary_t, int, const char *,
    122     const char *);
    123 
    124 int	*of_network_decode_media(int, int *, int *);
    125 char	*of_get_mode_string(char *, int);
    126 
    127 void	of_enter_i2c_devs(prop_dictionary_t, int, size_t, int);
    128 
    129 bool	of_hasprop(int, const char *);
    130 #define of_getprop_bool	of_hasprop
    131 int	of_getprop_uint32(int, const char *, uint32_t *);
    132 
    133 #endif /*_OPENFIRM_H_*/
    134