diff --git a/include/asm-alpha/siginfo.h b/include/asm-alpha/siginfo.h
new file mode 100644
index 0000000..86bcab5
--- /dev/null
+++ b/include/asm-alpha/siginfo.h
@@ -0,0 +1,11 @@
+#ifndef _ALPHA_SIGINFO_H
+#define _ALPHA_SIGINFO_H
+
+#define __ARCH_SI_PREAMBLE_SIZE		(4 * sizeof(int))
+#define __ARCH_SI_TRAPNO
+
+#define SIGEV_PAD_SIZE			((SIGEV_MAX_SIZE/sizeof(int)) - 4)
+
+#include <asm-generic/siginfo.h>
+
+#endif