diff --git a/sys/ia64/include/ia64_cpu.h b/sys/ia64/include/ia64_cpu.h
index 0d5182e21e66..b2e0bff51c99 100644
--- a/sys/ia64/include/ia64_cpu.h
+++ b/sys/ia64/include/ia64_cpu.h
@@ -127,6 +127,27 @@
 #define IA64_VEC_IA32_INTERCEPT		46
 #define IA64_VEC_IA32_INTERRUPT		47
 
+/*
+ * IA-32 exceptions.
+ */
+#define IA32_EXCEPTION_DIVIDE		0
+#define IA32_EXCEPTION_DEBUG		1
+#define IA32_EXCEPTION_BREAK		3
+#define IA32_EXCEPTION_OVERFLOW		4
+#define IA32_EXCEPTION_BOUND		5
+#define IA32_EXCEPTION_DNA		7
+#define IA32_EXCEPTION_NOT_PRESENT	11
+#define IA32_EXCEPTION_STACK_FAULT	12
+#define IA32_EXCEPTION_GPFAULT		13
+#define IA32_EXCEPTION_FPERROR		16
+#define IA32_EXCEPTION_ALIGNMENT_CHECK	17
+#define IA32_EXCEPTION_STREAMING_SIMD	19
+
+#define IA32_INTERCEPT_INSTRUCTION	0
+#define IA32_INTERCEPT_GATE		1
+#define IA32_INTERCEPT_SYSTEM_FLAG	2
+#define IA32_INTERCEPT_LOCK		4
+
 /*
  * Manipulating region bits of an address.
  */