diff --git a/src/mainboard/tyan/s2885/irq_tables.c b/src/mainboard/tyan/s2885/irq_tables.c
index 6bd4a2123a..09db24247b 100644
--- a/src/mainboard/tyan/s2885/irq_tables.c
+++ b/src/mainboard/tyan/s2885/irq_tables.c
@@ -10,37 +10,26 @@
 const struct irq_routing_table intel_irq_routing_table = {
 	PIRQ_SIGNATURE, /* u32 signature */
 	PIRQ_VERSION,   /* u16 version   */
-	32+16*22,        /* there can be total 22 devices on the bus */
-	1,           /* Where the interrupt router lies (bus) */
+	32+16*11,        /* there can be total 11 devices on the bus */
+	3,           /* Where the interrupt router lies (bus) */
 	(4<<3)|3,           /* Where the interrupt router lies (dev) */
 	0,         /* IRQs devoted exclusively to PCI usage */
 	0x1022,         /* Vendor */
-	0x7400,         /* Device */
+	0x746b,         /* Device */
 	0,         /* Crap (miniport) */
 	{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */
-	0x5b,         /*  u8 checksum , this hase to set to some value that would give 0 after the sum of all bytes for this structure (including checksum) */
+	0x42,         /*  u8 checksum , this hase to set to some value that would give 0 after the sum of all bytes for this structure (including checksum) */
 	{
-		{0,0xc0, {{0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{1,(3<<3)|0, {{0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{0x4,0, {{0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}, {0x4, 0xdef8}}, 0, 0},
-		{0x4,0x8, {{0x1, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{0x4,0x20, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x1, 0},
-		{0x4,0x18, {{0x2, 0xdef8}, {0x1, 0xdef8}, {0x3, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{0x4,0x28, {{0x4, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{0x4,0x30, {{0x3, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{1,(4<<3)|0, {{0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{1,(1<<3)|0, {{0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{0x2,0x18, {{0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}}, 0x2, 0},
-		{0x2,0x10, {{0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}}, 0x3, 0},
-		{0x2,0x48, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{0x2,0x20, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{1,(2<<3)|0, {{0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{0x3,0x18, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x4, 0},
-		{0x3,0x8, {{0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}}, 0x5, 0},
-		{0x3,0x20, {{0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}}, 0x6, 0},
-		{0x3,0x28, {{0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}}, 0x7, 0},
-		{0,0xc8, {{0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{0,0xd0, {{0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
-		{0,0xd8, {{0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}, {0, 0xdef8}}, 0, 0},
+		{3,(4<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0, 0},
+		{0x6,0, {{0, 0}, {0, 0}, {0, 0}, {0x4, 0xdef8}}, 0, 0},
+		{0x1,0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0, 0}, {0, 0}}, 0x0, 0},
+		{0x5,(3<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x1, 0},
+		{0x5,(6<<3)|0, {{0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}}, 0x2, 0},
+		{0x4,(8<<3)|0, {{0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}}, 0x3, 0},
+		{0x4,(7<<3)|0, {{0x3, 0xdef8}, {0x4, 0xdef8}, {0x1, 0xdef8}, {0x2, 0xdef8}}, 0x4, 0},
+		{0x6,(0x0a<<3)|0, {{0x1, 0xdef8}, {0x2, 0xdef8}, {0x3, 0xdef8}, {0x4, 0xdef8}}, 0x5, 0},
+		{0x4,(9<<3)|0, {{0x1, 0xdef8}, {2, 0xdef8}, {0, 0}, {0, 0}}, 0, 0},
+		{0x6,(0x0b<<3)|0, {{0x2, 0xdef8}, {0, 0}, {0, 0}, {0, 0}}, 0, 0},
+		{0x6,(0x0c<<3)|0, {{0x4, 0xdef8}, {0, 0}, {0, 0}, {0, 0}}, 0, 0},
 	}
 };