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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 __OFW_H__ |
29 | #ifndef __OFW_H__ |
30 | #define __OFW_H__ |
30 | #define __OFW_H__ |
31 | 31 | ||
32 | #define NULL 0 |
32 | #define NULL 0 |
33 | #define MAX_OFW_ARGS 10 |
33 | #define MEMMAP_MAX_RECORDS 32 |
- | 34 | #define false 0 |
|
- | 35 | #define true 1 |
|
34 | 36 | ||
35 | typedef __builtin_va_list va_list; |
37 | typedef __builtin_va_list va_list; |
36 | 38 | ||
37 | #define va_start(ap, last) __builtin_va_start(ap, last) |
39 | #define va_start(ap, last) __builtin_va_start(ap, last) |
38 | #define va_arg(ap, type) __builtin_va_arg(ap, type) |
40 | #define va_arg(ap, type) __builtin_va_arg(ap, type) |
39 | #define va_end(ap) __builtin_va_end(ap) |
41 | #define va_end(ap) __builtin_va_end(ap) |
40 | 42 | ||
41 | typedef unsigned int ofw_arg_t; |
- | |
42 | typedef unsigned int ihandle; |
- | |
43 | typedef unsigned int phandle; |
- | |
44 | - | ||
45 | /** OpenFirmware command structure |
- | |
46 | * |
- | |
47 | */ |
- | |
48 | typedef struct { |
43 | typedef struct { |
49 | const char *service; /**< Command name */ |
44 | void *start; |
50 | unsigned int nargs; /**< Number of in arguments */ |
45 | unsigned int size; |
51 | unsigned int nret; /**< Number of out arguments */ |
- | |
52 | ofw_arg_t args[MAX_OFW_ARGS]; /**< List of arguments */ |
- | |
53 | } ofw_args_t; |
46 | } memzone_t; |
54 | 47 | ||
- | 48 | typedef struct { |
|
- | 49 | unsigned int total; |
|
- | 50 | unsigned int count; |
|
55 | typedef void (*ofw_entry)(ofw_args_t *); |
51 | memzone_t zones[MEMMAP_MAX_RECORDS]; |
- | 52 | } memmap_t; |
|
56 | 53 | ||
57 | extern void init(void); |
- | |
58 | void halt(void); |
- | |
59 | 54 | ||
60 | extern phandle ofw_find_device(const char *name); |
55 | extern void init(void); |
61 | extern int ofw_get_property(const phandle device, const char *name, const void *buf, const int buflen); |
- | |
62 | extern int ofw_call(const char *service, const int nargs, const int nret, ...); |
56 | extern void halt(void); |
63 | 57 | ||
64 | extern ihandle ofw_open(const char *name); |
- | |
65 | extern void ofw_write(const char *str, const int len); |
58 | extern void ofw_write(const char *str, const int len); |
66 | 59 | ||
67 | extern void *ofw_translate(const void *virt); |
60 | extern void *ofw_translate(const void *virt); |
68 | extern int ofw_map(const void *phys, const void *virt, const int size, const int mode); |
61 | extern int ofw_map(const void *phys, const void *virt, const int size, const int mode); |
- | 62 | extern int ofw_memmap(memmap_t *map); |
|
69 | 63 | ||
70 | #endif |
64 | #endif |
71 | 65 |