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