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1 | #ifndef __ASM_GENERIC_UNALIGNED_H | |
2 | #define __ASM_GENERIC_UNALIGNED_H | |
3 | ||
4 | /* | |
5 | * This is the most generic implementation of unaligned accesses | |
6 | * and should work almost anywhere. | |
7 | */ | |
8 | #include <asm/byteorder.h> | |
9 | ||
10 | /* Set by the arch if it can handle unaligned accesses in hardware. */ | |
11 | #ifdef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS | |
12 | # include <linux/unaligned/access_ok.h> | |
13 | #endif | |
14 | ||
15 | #if defined(__LITTLE_ENDIAN) | |
16 | # ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS | |
17 | # include <linux/unaligned/le_struct.h> | |
18 | # include <linux/unaligned/be_byteshift.h> | |
19 | # endif | |
20 | # include <linux/unaligned/generic.h> | |
21 | # define get_unaligned __get_unaligned_le | |
22 | # define put_unaligned __put_unaligned_le | |
23 | #elif defined(__BIG_ENDIAN) | |
24 | # ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS | |
25 | # include <linux/unaligned/be_struct.h> | |
26 | # include <linux/unaligned/le_byteshift.h> | |
27 | # endif | |
28 | # include <linux/unaligned/generic.h> | |
29 | # define get_unaligned __get_unaligned_be | |
30 | # define put_unaligned __put_unaligned_be | |
31 | #else | |
32 | # error need to define endianess | |
33 | #endif | |
34 | ||
35 | #endif /* __ASM_GENERIC_UNALIGNED_H */ |