1 /* $NetBSD: openfirm.h,v 1.1 1998/05/15 10:16:00 tsubai 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 * Copyright (C) 2000 Benno Rice. 35 * All rights reserved. 36 * 37 * Redistribution and use in source and binary forms, with or without 38 * modification, are permitted provided that the following conditions 39 * are met: 40 * 1. Redistributions of source code must retain the above copyright 41 * notice, this list of conditions and the following disclaimer. 42 * 2. Redistributions in binary form must reproduce the above copyright 43 * notice, this list of conditions and the following disclaimer in the 44 * documentation and/or other materials provided with the distribution. 45 * 46 * THIS SOFTWARE IS PROVIDED BY Benno Rice ``AS IS'' AND ANY EXPRESS OR 47 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 48 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 49 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 50 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 51 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 52 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 53 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 54 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 55 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 56 */ 57 #ifndef _OPENFIRM_H_ 58 #define _OPENFIRM_H_ 59 /* 60 * Prototypes for Open Firmware Interface Routines 61 */ 62 63 #include <sys/cdefs.h> 64 #include <sys/types.h> 65 66 typedef uint32_t ihandle_t; 67 typedef uint32_t phandle_t; 68 typedef uint32_t cell_t; 69 70 extern int (*openfirmware)(void *); 71 extern phandle_t chosen; 72 extern ihandle_t memory, mmu; 73 extern int real_mode; 74 75 /* 76 * This isn't actually an Open Firmware function, but it seemed like the right 77 * place for it to go. 78 */ 79 void OF_init(int (*openfirm)(void *)); 80 81 /* Generic functions */ 82 int OF_test(char *); 83 void OF_quiesce(); /* Disable firmware */ 84 85 /* Device tree functions */ 86 phandle_t OF_peer(phandle_t); 87 phandle_t OF_child(phandle_t); 88 phandle_t OF_parent(phandle_t); 89 phandle_t OF_instance_to_package(ihandle_t); 90 int OF_getproplen(phandle_t, const char *); 91 int OF_getprop(phandle_t, const char *, void *, int); 92 int OF_getencprop(phandle_t, const char *, cell_t *, int); 93 int OF_nextprop(phandle_t, const char *, char *); 94 int OF_setprop(phandle_t, const char *, void *, int); 95 int OF_canon(const char *, char *, int); 96 phandle_t OF_finddevice(const char *); 97 int OF_instance_to_path(ihandle_t, char *, int); 98 int OF_package_to_path(phandle_t, char *, int); 99 int OF_call_method(char *, ihandle_t, int, int, ...); 100 101 /* Device I/O functions */ 102 ihandle_t OF_open(char *); 103 void OF_close(ihandle_t); 104 int OF_read(ihandle_t, void *, int); 105 int OF_write(ihandle_t, void *, int); 106 int OF_seek(ihandle_t, u_quad_t); 107 unsigned int OF_blocks(ihandle_t); 108 int OF_block_size(ihandle_t); 109 110 /* Memory functions */ 111 void *OF_claim(void *, u_int, u_int); 112 void OF_release(void *, u_int); 113 114 /* Control transfer functions */ 115 void OF_boot(char *); 116 void OF_enter(void); 117 void OF_exit(void) __attribute__((noreturn)); 118 void OF_chain(void *, u_int, void (*)(), void *, u_int); 119 120 /* Time function */ 121 int OF_milliseconds(void); 122 123 #endif /* _OPENFIRM_H_ */ 124