--- /dev/null
+#ifndef ___ASM_SPARC_PROCESSOR_H
+#define ___ASM_SPARC_PROCESSOR_H
+#if defined(__sparc__) && defined(__arch64__)
+#include <asm/processor_64.h>
+#else
+#include <asm/processor_32.h>
+#endif
+
+#define nop() __asm__ __volatile__ ("nop")
+
+#endif