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-rw-r--r--cpukit/score/cpu/arm/rtems/score/cpu.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/cpukit/score/cpu/arm/rtems/score/cpu.h b/cpukit/score/cpu/arm/rtems/score/cpu.h
index 91e4ec6211..adaf8091d3 100644
--- a/cpukit/score/cpu/arm/rtems/score/cpu.h
+++ b/cpukit/score/cpu/arm/rtems/score/cpu.h
@@ -145,8 +145,11 @@
#define CPU_STACK_GROWS_UP FALSE
-/* FIXME: Is this the right value? */
-#define CPU_CACHE_LINE_BYTES 32
+#if defined(ARM_MULTILIB_CACHE_LINE_MAX_64)
+ #define CPU_CACHE_LINE_BYTES 32
+#else
+ #define CPU_CACHE_LINE_BYTES 64
+#endif
#define CPU_STRUCTURE_ALIGNMENT RTEMS_ALIGNED( CPU_CACHE_LINE_BYTES )