NetBSD/sys/dev/ofw/openfirm.h

112 lines
4.1 KiB
C

/* $NetBSD: openfirm.h,v 1.16 2001/06/10 11:36:03 tsubai Exp $ */
/*
* Copyright (C) 1995, 1996 Wolfgang Solfrank.
* Copyright (C) 1995, 1996 TooLs GmbH.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by TooLs GmbH.
* 4. The name of TooLs GmbH may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Prototypes for OpenFirmware Interface Routines
*/
#include <sys/param.h> /* XXX */
#include <sys/device.h> /* XXX */
/*
* Machine-independent OpenFirmware-related structures.
* XXX THESE DO NOT BELONG HERE.
*/
/*
* Generic OpenFirmware probe argument.
* This is how all probe structures must start
* in order to support generic OpenFirmware device drivers.
*/
struct ofbus_attach_args {
char *oba_busname;
int oba_phandle;
/*
* Special unit field for disk devices.
* This is a KLUDGE to work around the fact that OpenFirmware
* doesn't probe the scsi bus completely.
* YES, I THINK THIS IS A BUG IN THE OPENFIRMWARE DEFINITION!!! XXX
* See also ofdisk.c.
*/
int oba_unit;
};
/*
* The softc structure for devices we might be booted from (i.e. we might
* want to set root/swap to) needs to start with these fields: XXX
*/
struct ofbus_softc {
struct device sc_dev;
int sc_phandle;
int sc_unit; /* Might be missing for non-disk devices */
};
/*
* Functions and variables provided by machine-dependent code.
*/
extern char *OF_buf;
int OF_peer (int phandle);
int OF_child (int phandle);
int OF_parent (int phandle);
int OF_instance_to_package (int ihandle);
int OF_getproplen (int handle, char *prop);
int OF_getprop (int handle, char *prop, void *buf, int buflen);
int OF_nextprop (int handle, char *prop, void *nextprop);
int OF_setprop (int handle, char *prop, const void *buf, int buflen);
int OF_finddevice (char *name);
int OF_instance_to_path (int ihandle, char *buf, int buflen);
int OF_package_to_path (int phandle, char *buf, int buflen);
int OF_call_method_1 (char *method, int ihandle, int nargs, ...);
int OF_call_method (char *method, int ihandle, int nargs,
int nreturns, ...);
int OF_open (char *dname);
void OF_close (int handle);
int OF_read (int handle, void *addr, int len);
int OF_write (int handle, void *addr, int len);
int OF_seek (int handle, u_quad_t pos);
void OF_boot (char *bootspec) __attribute__((__noreturn__));
void OF_enter (void);
void OF_exit (void) __attribute__((__noreturn__));
void (*OF_set_callback (void (*newfunc)(void *))) (void *);
int openfirmware (void *);
/*
* Functions and variables provided by machine-independent code.
*/
int of_compatible (int, const char * const *);
int of_decode_int (const unsigned char *buf);
int of_packagename (int, char *, int);
int *of_network_decode_media (int, int *, int *);