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1 | /* |
1 | /* |
2 | * Copyright (C) 2005 Jakub Jermar |
2 | * Copyright (C) 2005 Jakub Jermar |
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 | /** @addtogroup ppc32 |
|
- | 30 | * @{ |
|
- | 31 | */ |
|
- | 32 | /** @file |
|
- | 33 | */ |
|
- | 34 | ||
29 | #ifndef __ppc32_BYTEORDER_H__ |
35 | #ifndef __ppc32_BYTEORDER_H__ |
30 | #define __ppc32_BYTEORDER_H__ |
36 | #define __ppc32_BYTEORDER_H__ |
31 | 37 | ||
32 | #include <arch/types.h> |
38 | #include <arch/types.h> |
33 | #include <byteorder.h> |
39 | #include <byteorder.h> |
34 | 40 | ||
35 | #define BIG_ENDIAN |
41 | #define BIG_ENDIAN |
36 | 42 | ||
37 | static inline __u64 __u64_le2host(__u64 n) |
43 | static inline __u64 __u64_le2host(__u64 n) |
38 | { |
44 | { |
39 | return __u64_byteorder_swap(n); |
45 | return __u64_byteorder_swap(n); |
40 | } |
46 | } |
41 | 47 | ||
42 | 48 | ||
43 | /** Convert little-endian __native to host __native |
49 | /** Convert little-endian __native to host __native |
44 | * |
50 | * |
45 | * Convert little-endian __native parameter to host endianess. |
51 | * Convert little-endian __native parameter to host endianess. |
46 | * |
52 | * |
47 | * @param n Little-endian __native argument. |
53 | * @param n Little-endian __native argument. |
48 | * |
54 | * |
49 | * @return Result in host endianess. |
55 | * @return Result in host endianess. |
50 | * |
56 | * |
51 | */ |
57 | */ |
52 | static inline __native __native_le2host(__native n) |
58 | static inline __native __native_le2host(__native n) |
53 | { |
59 | { |
54 | __address v; |
60 | __address v; |
55 | 61 | ||
56 | asm volatile ( |
62 | asm volatile ( |
57 | "lwbrx %0, %1, %2\n" |
63 | "lwbrx %0, %1, %2\n" |
58 | : "=r" (v) |
64 | : "=r" (v) |
59 | : "i" (0), "r" (&n) |
65 | : "i" (0), "r" (&n) |
60 | ); |
66 | ); |
61 | return v; |
67 | return v; |
62 | } |
68 | } |
63 | 69 | ||
64 | #endif |
70 | #endif |
- | 71 | ||
- | 72 | /** @} |
|
- | 73 | */ |
|
- | 74 | ||
65 | 75 |