|  | #ifndef __ASM_GENERIC_UNALIGNED_H | 
|  | #define __ASM_GENERIC_UNALIGNED_H | 
|  |  | 
|  | /* | 
|  | * This is the most generic implementation of unaligned accesses | 
|  | * and should work almost anywhere. | 
|  | */ | 
|  | #include <asm/byteorder.h> | 
|  |  | 
|  | /* Set by the arch if it can handle unaligned accesses in hardware. */ | 
|  | #ifdef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS | 
|  | # include <linux/unaligned/access_ok.h> | 
|  | #endif | 
|  |  | 
|  | #if defined(__LITTLE_ENDIAN) | 
|  | # ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS | 
|  | #  include <linux/unaligned/le_struct.h> | 
|  | #  include <linux/unaligned/be_byteshift.h> | 
|  | # endif | 
|  | # include <linux/unaligned/generic.h> | 
|  | # define get_unaligned	__get_unaligned_le | 
|  | # define put_unaligned	__put_unaligned_le | 
|  | #elif defined(__BIG_ENDIAN) | 
|  | # ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS | 
|  | #  include <linux/unaligned/be_struct.h> | 
|  | #  include <linux/unaligned/le_byteshift.h> | 
|  | # endif | 
|  | # include <linux/unaligned/generic.h> | 
|  | # define get_unaligned	__get_unaligned_be | 
|  | # define put_unaligned	__put_unaligned_be | 
|  | #else | 
|  | # error need to define endianess | 
|  | #endif | 
|  |  | 
|  | #endif /* __ASM_GENERIC_UNALIGNED_H */ |