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-rw-r--r--arch/sandbox/include/asm/cache.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/sandbox/include/asm/cache.h b/arch/sandbox/include/asm/cache.h
index d28c385eb5..ffbb9844eb 100644
--- a/arch/sandbox/include/asm/cache.h
+++ b/arch/sandbox/include/asm/cache.h
@@ -12,7 +12,13 @@
* the contents of stack buffers to something reasonable. The
* GCC macro __BIGGEST_ALIGNMENT__ is defined to be the maximum
* required alignment for any basic type. This seems reasonable.
+ * This is however GCC specific so if we don't have that available
+ * assume that 16 is large enough.
*/
+#ifdef __BIGGEST_ALIGNMENT__
#define ARCH_DMA_MINALIGN __BIGGEST_ALIGNMENT__
+#else
+#define ARCH_DMA_MINALIGN 16
+#endif
#endif /* __SANDBOX_CACHE_H__ */