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-rw-r--r--nuttx/arch/arm/include/arch.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/nuttx/arch/arm/include/arch.h b/nuttx/arch/arm/include/arch.h
index 88c0706db..426f4b959 100644
--- a/nuttx/arch/arm/include/arch.h
+++ b/nuttx/arch/arm/include/arch.h
@@ -44,10 +44,14 @@
* Included Files
****************************************************************************/
+#include <nuttx/config.h>
+
/****************************************************************************
* Definitions
****************************************************************************/
+#ifdef CONFIG_PIC
+
/* This identifies the register the is used by the processor as the PIC base
* register. It is usually r9 or r10
*/
@@ -82,6 +86,7 @@ do { \
); \
} while (0)
+#endif
/****************************************************************************
* Inline functions