SPRN_MMCRA        861 arch/powerpc/include/asm/reg.h #define SPRN_MMCRA	0x312
SPRN_MMCRA         92 arch/powerpc/perf/core-book3s.c #define SPRN_MMCRA		SPRN_MMCR2
SPRN_MMCRA         23 tools/testing/selftests/powerpc/include/reg.h #define SPRN_MMCRA     770