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| Rev | Author | Line No. | Line |
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| 885 | decky | 1 | /* |
| 2 | * Copyright (C) 2005 Martin Decky |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 29 | #ifndef __OFW_H__ |
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| 30 | #define __OFW_H__ |
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| 31 | |||
| 32 | #define NULL 0 |
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| 33 | #define MAX_OFW_ARGS 10 |
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| 34 | |||
| 35 | typedef __builtin_va_list va_list; |
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| 36 | |||
| 37 | #define va_start(ap, last) __builtin_va_start(ap, last) |
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| 38 | #define va_arg(ap, type) __builtin_va_arg(ap, type) |
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| 39 | #define va_end(ap) __builtin_va_end(ap) |
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| 40 | |||
| 41 | typedef unsigned int ofw_arg_t; |
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| 42 | typedef unsigned int ihandle; |
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| 43 | typedef unsigned int phandle; |
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| 44 | |||
| 45 | /** OpenFirmware command structure |
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| 46 | * |
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| 47 | */ |
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| 48 | typedef struct { |
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| 49 | const char *service; /**< Command name */ |
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| 50 | unsigned int nargs; /**< Number of in arguments */ |
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| 51 | unsigned int nret; /**< Number of out arguments */ |
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| 52 | ofw_arg_t args[MAX_OFW_ARGS]; /**< List of arguments */ |
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| 53 | } ofw_args_t; |
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| 54 | |||
| 55 | typedef void (*ofw_entry)(ofw_args_t *); |
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| 56 | |||
| 57 | extern void init(void); |
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| 953 | decky | 58 | void halt(void); |
| 59 | |||
| 60 | extern phandle ofw_find_device(const char *name); |
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| 61 | extern int ofw_get_property(const phandle device, const char *name, const void *buf, const int buflen); |
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| 885 | decky | 62 | extern int ofw_call(const char *service, const int nargs, const int nret, ...); |
| 953 | decky | 63 | #define ofw_call_method(instance, method, nargs, nret, ...) ofw_call("call-method", (nargs + 2), nret, method, instance, ##__VA_ARGS__) |
| 64 | |||
| 65 | extern ihandle ofw_open(const char *name); |
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| 885 | decky | 66 | extern void ofw_write(const char *str, const int len); |
| 953 | decky | 67 | |
| 885 | decky | 68 | extern void *ofw_claim(const void *addr, const int size, const int align); |
| 953 | decky | 69 | extern void *ofw_translate(const void *virt); |
| 885 | decky | 70 | |
| 71 | #endif |