diff -urN linux-2.5/drivers/char/agp/agp.c~ linux/drivers/char/agp/agp.c
--- linux-2.5/drivers/char/agp/agp.c~	2002-12-05 13:44:19.000000000 -0500
+++ linux/drivers/char/agp/agp.c	2002-12-07 05:36:12.000000000 -0500
@@ -1166,6 +1166,14 @@
 		.chipset_setup	= via_generic_setup
 	},
 	{
+		.device_id	= PCI_DEVICE_ID_VIA_8633_0,
+		.vendor_id	= PCI_VENDOR_ID_VIA,
+		.chipset	= VIA_GENRIC,
+		.vendor_name	= "Via",
+		.chipset_name	= "8633",
+		.chipset_setup	= via_generic_setup
+	},
+	{
 		.device_id	= 0,
 		.vendor_id	= PCI_VENDOR_ID_VIA,
 		.chipset	= VIA_GENERIC,