mirror of
https://github.com/AlexisTM/RT-WiFi.git
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214 lines
5.0 KiB
C
214 lines
5.0 KiB
C
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#ifndef __BACKPORT_ASM_UNALIGNED_H
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#define __BACKPORT_ASM_UNALIGNED_H
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#include_next <asm/unaligned.h>
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,26)
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/*
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* 2.6.26 added its own unaligned API which the
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* new drivers can use. Lets port it here by including it in older
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* kernels and also deal with the architecture handling here.
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*/
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#ifdef CONFIG_ALPHA
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#include <linux/unaligned/be_struct.h>
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#include <linux/unaligned/le_byteshift.h>
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#include <linux/unaligned/generic.h>
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#endif /* alpha */
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#ifdef CONFIG_ARM
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/* arm */
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#include <linux/unaligned/le_byteshift.h>
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#include <linux/unaligned/be_byteshift.h>
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#include <linux/unaligned/generic.h>
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#endif /* arm */
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#ifdef CONFIG_AVR32
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/*
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* AVR32 can handle some unaligned accesses, depending on the
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* implementation. The AVR32 AP implementation can handle unaligned
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* words, but halfwords must be halfword-aligned, and doublewords must
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* be word-aligned.
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*
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* However, swapped word loads must be word-aligned so we can't
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* optimize word loads in general.
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*/
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#include <linux/unaligned/be_struct.h>
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#include <linux/unaligned/le_byteshift.h>
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#include <linux/unaligned/generic.h>
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#endif
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#ifdef CONFIG_BLACKFIN
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#include <linux/unaligned/le_struct.h>
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#include <linux/unaligned/be_byteshift.h>
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#include <linux/unaligned/generic.h>
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#endif /* blackfin */
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#ifdef CONFIG_CRIS
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/*
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* CRIS can do unaligned accesses itself.
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*/
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#include <linux/unaligned/access_ok.h>
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#include <linux/unaligned/generic.h>
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#endif /* cris */
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#ifdef CONFIG_FRV
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#include <linux/unaligned/le_byteshift.h>
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#include <linux/unaligned/be_byteshift.h>
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#include <linux/unaligned/generic.h>
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#endif /* frv */
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#ifdef CONFIG_H8300
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#include <linux/unaligned/be_memmove.h>
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#include <linux/unaligned/le_byteshift.h>
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#include <linux/unaligned/generic.h>
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#endif /* h8300 */
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#ifdef CONFIG_IA64
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#include <linux/unaligned/le_struct.h>
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#include <linux/unaligned/be_byteshift.h>
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#include <linux/unaligned/generic.h>
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#endif /* ia64 */
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#ifdef CONFIG_M32R
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#if defined(__LITTLE_ENDIAN__)
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# include <linux/unaligned/le_memmove.h>
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# include <linux/unaligned/be_byteshift.h>
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# include <linux/unaligned/generic.h>
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#else
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# include <linux/unaligned/be_memmove.h>
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# include <linux/unaligned/le_byteshift.h>
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# include <linux/unaligned/generic.h>
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#endif
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#endif /* m32r */
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#ifdef CONFIG_M68K /* this handles both m68k and m68knommu */
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#ifdef CONFIG_COLDFIRE
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#include <linux/unaligned/be_struct.h>
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#include <linux/unaligned/le_byteshift.h>
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#include <linux/unaligned/generic.h>
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#else
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/*
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* The m68k can do unaligned accesses itself.
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*/
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#include <linux/unaligned/access_ok.h>
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#include <linux/unaligned/generic.h>
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#endif
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#endif /* m68k and m68knommu */
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#ifdef CONFIG_MIPS
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#if defined(__MIPSEB__)
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# include <linux/unaligned/be_struct.h>
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# include <linux/unaligned/le_byteshift.h>
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# include <linux/unaligned/generic.h>
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# define get_unaligned __get_unaligned_be
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# define put_unaligned __put_unaligned_be
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#elif defined(__MIPSEL__)
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# include <linux/unaligned/le_struct.h>
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# include <linux/unaligned/be_byteshift.h>
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# include <linux/unaligned/generic.h>
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#endif
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#endif /* mips */
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#ifdef CONFIG_MN10300
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#include <linux/unaligned/access_ok.h>
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#include <linux/unaligned/generic.h>
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#endif /* mn10300 */
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#ifdef CONFIG_PARISC
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#include <linux/unaligned/be_struct.h>
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#include <linux/unaligned/le_byteshift.h>
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#include <linux/unaligned/generic.h>
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#endif /* parisc */
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#ifdef CONFIG_PPC
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/*
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* The PowerPC can do unaligned accesses itself in big endian mode.
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*/
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#include <linux/unaligned/access_ok.h>
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#include <linux/unaligned/generic.h>
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#endif /* ppc */
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#ifdef CONFIG_S390
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/*
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* The S390 can do unaligned accesses itself.
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*/
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#include <linux/unaligned/access_ok.h>
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#include <linux/unaligned/generic.h>
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#endif /* s390 */
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#ifdef CONFIG_SUPERH
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/* SH can't handle unaligned accesses. */
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#ifdef __LITTLE_ENDIAN__
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# include <linux/unaligned/le_struct.h>
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# include <linux/unaligned/be_byteshift.h>
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# include <linux/unaligned/generic.h>
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#else
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# include <linux/unaligned/be_struct.h>
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# include <linux/unaligned/le_byteshift.h>
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# include <linux/unaligned/generic.h>
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#endif
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#endif /* sh - SUPERH */
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#ifdef CONFIG_SPARC
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/* sparc and sparc64 */
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#include <linux/unaligned/be_struct.h>
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#include <linux/unaligned/le_byteshift.h>
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#include <linux/unaligned/generic.h>
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#endif /* sparc */
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#ifdef CONFIG_UML
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#include "asm/arch/unaligned.h"
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#endif /* um - uml */
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#ifdef CONFIG_V850
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#include <linux/unaligned/be_byteshift.h>
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#include <linux/unaligned/le_byteshift.h>
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#include <linux/unaligned/generic.h>
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#endif /* v850 */
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#ifdef CONFIG_X86
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/*
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* The x86 can do unaligned accesses itself.
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*/
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#include <linux/unaligned/access_ok.h>
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#include <linux/unaligned/generic.h>
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#endif /* x86 */
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#ifdef CONFIG_XTENSA
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#ifdef __XTENSA_EL__
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# include <linux/unaligned/le_memmove.h>
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# include <linux/unaligned/be_byteshift.h>
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# include <linux/unaligned/generic.h>
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#elif defined(__XTENSA_EB__)
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# include <linux/unaligned/be_memmove.h>
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# include <linux/unaligned/le_byteshift.h>
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# include <linux/unaligned/generic.h>
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#else
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# error processor byte order undefined!
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#endif
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#endif /* xtensa */
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#endif /* < 2.6.26 */
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#endif /* __BACKPORT_ASM_UNALIGNED_H */
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