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openfirm.h revision 1.12
      1  1.12      mrg /*	$NetBSD: openfirm.h,v 1.12 1999/03/10 02:19:04 mrg Exp $	*/
      2   1.1       ws 
      3   1.1       ws /*
      4   1.1       ws  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
      5   1.1       ws  * Copyright (C) 1995, 1996 TooLs GmbH.
      6   1.1       ws  * All rights reserved.
      7   1.1       ws  *
      8   1.1       ws  * Redistribution and use in source and binary forms, with or without
      9   1.1       ws  * modification, are permitted provided that the following conditions
     10   1.1       ws  * are met:
     11   1.1       ws  * 1. Redistributions of source code must retain the above copyright
     12   1.1       ws  *    notice, this list of conditions and the following disclaimer.
     13   1.1       ws  * 2. Redistributions in binary form must reproduce the above copyright
     14   1.1       ws  *    notice, this list of conditions and the following disclaimer in the
     15   1.1       ws  *    documentation and/or other materials provided with the distribution.
     16   1.1       ws  * 3. All advertising materials mentioning features or use of this software
     17   1.1       ws  *    must display the following acknowledgement:
     18   1.1       ws  *	This product includes software developed by TooLs GmbH.
     19   1.1       ws  * 4. The name of TooLs GmbH may not be used to endorse or promote products
     20   1.1       ws  *    derived from this software without specific prior written permission.
     21   1.1       ws  *
     22   1.1       ws  * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
     23   1.1       ws  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24   1.1       ws  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25   1.1       ws  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     26   1.1       ws  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     27   1.1       ws  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     28   1.1       ws  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     29   1.1       ws  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     30   1.1       ws  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     31   1.1       ws  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32   1.1       ws  */
     33   1.1       ws /*
     34   1.1       ws  * Prototypes for OpenFirmware Interface Routines
     35   1.1       ws  */
     36   1.1       ws 
     37   1.2      cgd #include <sys/param.h>				/* XXX */
     38   1.2      cgd #include <sys/device.h>				/* XXX */
     39   1.1       ws 
     40   1.1       ws /*
     41   1.2      cgd  * Machine-independent OpenFirmware-related structures.
     42   1.2      cgd  * XXX THESE DO NOT BELONG HERE.
     43   1.1       ws  */
     44   1.1       ws 
     45   1.1       ws /*
     46   1.1       ws  * Generic OpenFirmware probe argument.
     47   1.1       ws  * This is how all probe structures must start
     48   1.1       ws  * in order to support generic OpenFirmware device drivers.
     49   1.1       ws  */
     50   1.7  mycroft struct ofbus_attach_args {
     51   1.7  mycroft 	char *oba_busname;
     52   1.7  mycroft 	int oba_phandle;
     53   1.1       ws 	/*
     54   1.1       ws 	 * Special unit field for disk devices.
     55   1.1       ws 	 * This is a KLUDGE to work around the fact that OpenFirmware
     56   1.1       ws 	 * doesn't probe the scsi bus completely.
     57   1.1       ws 	 * YES, I THINK THIS IS A BUG IN THE OPENFIRMWARE DEFINITION!!!	XXX
     58   1.1       ws 	 * See also ofdisk.c.
     59   1.1       ws 	 */
     60   1.7  mycroft 	int oba_unit;
     61   1.1       ws };
     62   1.1       ws 
     63   1.1       ws /*
     64   1.1       ws  * The softc structure for devices we might be booted from (i.e. we might
     65   1.1       ws  * want to set root/swap to) needs to start with these fields:		XXX
     66   1.1       ws  */
     67   1.1       ws struct ofb_softc {
     68   1.1       ws 	struct device sc_dev;
     69   1.1       ws 	int sc_phandle;
     70   1.1       ws 	int sc_unit;		/* Might be missing for non-disk devices */
     71   1.1       ws };
     72   1.2      cgd 
     73   1.2      cgd 
     74   1.2      cgd /*
     75   1.2      cgd  * Functions and variables provided by machine-dependent code.
     76   1.2      cgd  */
     77   1.2      cgd extern char *OF_buf;
     78   1.2      cgd 
     79   1.2      cgd int	OF_peer __P((int phandle));
     80   1.2      cgd int	OF_child __P((int phandle));
     81   1.2      cgd int	OF_parent __P((int phandle));
     82   1.2      cgd int	OF_instance_to_package __P((int ihandle));
     83   1.4  thorpej int	OF_getproplen __P((int handle, char *prop));
     84   1.2      cgd int	OF_getprop __P((int handle, char *prop, void *buf, int buflen));
     85   1.2      cgd int	OF_finddevice __P((char *name));
     86   1.2      cgd int	OF_instance_to_path __P((int ihandle, char *buf, int buflen));
     87   1.2      cgd int	OF_package_to_path __P((int phandle, char *buf, int buflen));
     88   1.2      cgd int	OF_call_method_1 __P((char *method, int ihandle, int nargs, ...));
     89   1.2      cgd int	OF_call_method __P((char *method, int ihandle, int nargs,
     90   1.2      cgd 	    int nreturns, ...));
     91   1.2      cgd int	OF_open __P((char *dname));
     92   1.2      cgd void	OF_close __P((int handle));
     93   1.2      cgd int	OF_read __P((int handle, void *addr, int len));
     94   1.2      cgd int	OF_write __P((int handle, void *addr, int len));
     95   1.2      cgd int	OF_seek __P((int handle, u_quad_t pos));
     96   1.2      cgd void	OF_boot __P((char *bootspec)) __attribute__((__noreturn__));
     97   1.2      cgd void	OF_enter __P((void));
     98   1.2      cgd void	OF_exit __P((void)) __attribute__((__noreturn__));
     99  1.12      mrg void	(*OF_set_callback __P((void (*newfunc)(void *)))) __P((void *));
    100   1.2      cgd int	openfirmware __P((void *));
    101   1.2      cgd 
    102   1.2      cgd /*
    103   1.2      cgd  * Functions and variables provided by machine-independent code.
    104   1.2      cgd  */
    105   1.3      cgd int	of_compatible __P((int, const char * const *));
    106   1.2      cgd int	of_decode_int __P((const unsigned char *buf));
    107   1.6      cgd int	of_packagename __P((int, char *, int));
    108   1.8  thorpej 
    109   1.8  thorpej int	*of_network_decode_media __P((int, int *, int *));
    110