+#define IRQ0_VECTOR FIRST_EXTERNAL_VECTOR + 0x10
+#define IRQ1_VECTOR IRQ0_VECTOR + 1
+#define IRQ2_VECTOR IRQ0_VECTOR + 2
+#define IRQ3_VECTOR IRQ0_VECTOR + 3
+#define IRQ4_VECTOR IRQ0_VECTOR + 4
+#define IRQ5_VECTOR IRQ0_VECTOR + 5
+#define IRQ6_VECTOR IRQ0_VECTOR + 6
+#define IRQ7_VECTOR IRQ0_VECTOR + 7
+#define IRQ8_VECTOR IRQ0_VECTOR + 8
+#define IRQ9_VECTOR IRQ0_VECTOR + 9
+#define IRQ10_VECTOR IRQ0_VECTOR + 10
+#define IRQ11_VECTOR IRQ0_VECTOR + 11
+#define IRQ12_VECTOR IRQ0_VECTOR + 12
+#define IRQ13_VECTOR IRQ0_VECTOR + 13
+#define IRQ14_VECTOR IRQ0_VECTOR + 14
+#define IRQ15_VECTOR IRQ0_VECTOR + 15