145 lines
5.6 KiB
C
145 lines
5.6 KiB
C
/* $NetBSD: openfirm.h,v 1.1 1998/05/15 10:16:00 tsubai Exp $ */
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/*-
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* Copyright (C) 1995, 1996 Wolfgang Solfrank.
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* Copyright (C) 1995, 1996 TooLs GmbH.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by TooLs GmbH.
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* 4. The name of TooLs GmbH may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (C) 2000 Benno Rice.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY Benno Rice ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _DEV_OPENFIRM_H_
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#define _DEV_OPENFIRM_H_
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#include <sys/types.h>
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/*
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* Prototypes for Open Firmware Interface Routines
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*/
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typedef uint32_t ihandle_t;
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typedef uint32_t phandle_t;
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typedef uint32_t pcell_t;
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#ifdef _KERNEL
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#include <sys/malloc.h>
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#include <machine/ofw_machdep.h>
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MALLOC_DECLARE(M_OFWPROP);
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/*
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* Open Firmware interface initialization. OF_install installs the named
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* interface as the Open Firmware access mechanism, OF_init initializes it.
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*/
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boolean_t OF_install(char *name, int prio);
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int OF_init(void *cookie);
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/*
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* Known Open Firmware interface names
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*/
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#define OFW_STD_DIRECT "ofw_std" /* Standard OF interface */
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#define OFW_STD_REAL "ofw_real" /* Real-mode OF interface */
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#define OFW_STD_32BIT "ofw_32bit" /* 32-bit OF interface */
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#define OFW_FDT "ofw_fdt" /* Flattened Device Tree */
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/* Generic functions */
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int OF_test(const char *name);
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void OF_printf(const char *fmt, ...);
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/* Device tree functions */
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phandle_t OF_peer(phandle_t node);
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phandle_t OF_child(phandle_t node);
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phandle_t OF_parent(phandle_t node);
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ssize_t OF_getproplen(phandle_t node, const char *propname);
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ssize_t OF_getprop(phandle_t node, const char *propname, void *buf,
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size_t len);
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ssize_t OF_searchprop(phandle_t node, const char *propname, void *buf,
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size_t len);
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ssize_t OF_getprop_alloc(phandle_t node, const char *propname,
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int elsz, void **buf);
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int OF_nextprop(phandle_t node, const char *propname, char *buf,
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size_t len);
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int OF_setprop(phandle_t node, const char *name, const void *buf,
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size_t len);
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ssize_t OF_canon(const char *path, char *buf, size_t len);
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phandle_t OF_finddevice(const char *path);
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ssize_t OF_package_to_path(phandle_t node, char *buf, size_t len);
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/* Device I/O functions */
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ihandle_t OF_open(const char *path);
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void OF_close(ihandle_t instance);
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ssize_t OF_read(ihandle_t instance, void *buf, size_t len);
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ssize_t OF_write(ihandle_t instance, const void *buf, size_t len);
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int OF_seek(ihandle_t instance, uint64_t where);
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phandle_t OF_instance_to_package(ihandle_t instance);
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ssize_t OF_instance_to_path(ihandle_t instance, char *buf, size_t len);
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int OF_call_method(const char *method, ihandle_t instance,
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int nargs, int nreturns, ...);
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/* Memory functions */
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void *OF_claim(void *virtrequest, size_t size, u_int align);
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void OF_release(void *virt, size_t size);
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/* Control transfer functions */
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void OF_enter(void);
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void OF_exit(void) __attribute__((noreturn));
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/* User interface functions */
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int OF_interpret(const char *cmd, int nreturns, ...);
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#endif /* _KERNEL */
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#endif /* _DEV_OPENFIRM_H_ */
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