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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-26 10:33:01 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-26 10:33:01 -0800 |
commit | ac3d266bf1bbbdd7efb6bd6760f2ee29e43bb132 (patch) | |
tree | d498e947176f4b77938034ff6c6427f9875da721 /arch/m68k/include/asm/movs.h | |
parent | 9f4863b7dc7f545bb3a01746feafdc1208e86c89 (diff) | |
parent | 49148020bcb6910ce71417bd990a5ce7017f9bd3 (diff) | |
download | op-kernel-dev-ac3d266bf1bbbdd7efb6bd6760f2ee29e43bb132.zip op-kernel-dev-ac3d266bf1bbbdd7efb6bd6760f2ee29e43bb132.tar.gz |
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu
* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu:
m68k,m68knommu: merge header files
Resolve trivial conflict in arch/m68knommu/include/asm/Kbuild
Diffstat (limited to 'arch/m68k/include/asm/movs.h')
-rw-r--r-- | arch/m68k/include/asm/movs.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/movs.h b/arch/m68k/include/asm/movs.h new file mode 100644 index 0000000..67dbea3 --- /dev/null +++ b/arch/m68k/include/asm/movs.h @@ -0,0 +1,55 @@ +#ifndef __MOVS_H__ +#define __MOVS_H__ + +/* +** movs.h +** +** Inline assembly macros to generate movs & related instructions +*/ + +/* Set DFC register value */ + +#define SET_DFC(x) \ + __asm__ __volatile__ (" movec %0,%/dfc" : : "d" (x)); + +/* Get DFC register value */ + +#define GET_DFC(x) \ + __asm__ __volatile__ (" movec %/dfc, %0" : "=d" (x) : ); + +/* Set SFC register value */ + +#define SET_SFC(x) \ + __asm__ __volatile__ (" movec %0,%/sfc" : : "d" (x)); + +/* Get SFC register value */ + +#define GET_SFC(x) \ + __asm__ __volatile__ (" movec %/sfc, %0" : "=d" (x) : ); + +#define SET_VBR(x) \ + __asm__ __volatile__ (" movec %0,%/vbr" : : "r" (x)); + +#define GET_VBR(x) \ + __asm__ __volatile__ (" movec %/vbr, %0" : "=g" (x) : ); + +/* Set a byte using the "movs" instruction */ + +#define SET_CONTROL_BYTE(addr,value) \ + __asm__ __volatile__ (" movsb %0, %1@" : : "d" (value), "a" (addr)); + +/* Get a byte using the "movs" instruction */ + +#define GET_CONTROL_BYTE(addr,value) \ + __asm__ __volatile__ (" movsb %1@, %0" : "=d" (value) : "a" (addr)); + +/* Set a (long)word using the "movs" instruction */ + +#define SET_CONTROL_WORD(addr,value) \ + __asm__ __volatile__ (" movsl %0, %1@" : : "d" (value), "a" (addr)); + +/* Get a (long)word using the "movs" instruction */ + +#define GET_CONTROL_WORD(addr,value) \ + __asm__ __volatile__ (" movsl %1@, %0" : "=d" (value) : "a" (addr)); +#endif |