diff -Nur linux-2.6.21.1.orig/include/linux/pci_ids.h linux-2.6.21.1/include/linux/pci_ids.h
--- linux-2.6.21.1.orig/include/linux/pci_ids.h	2007-05-16 13:28:54.405386000 +0800
+++ linux-2.6.21.1/include/linux/pci_ids.h	2007-05-16 13:45:29.936636000 +0800
@@ -371,6 +371,9 @@
 #define PCI_DEVICE_ID_ATI_IXP600_SRAID	0x4381
 #define PCI_DEVICE_ID_ATI_IXP600_SMBUS	0x4385
 #define PCI_DEVICE_ID_ATI_IXP600_IDE	0x438c
+#define PCI_DEVICE_ID_ATI_IXP700_SATA	0x4390
 
 #define PCI_VENDOR_ID_VLSI		0x1004
 #define PCI_DEVICE_ID_VLSI_82C592	0x0005

diff -Nur linux-2.6.21.1.orig/drivers/pci/quirks.c linux-2.6.21.1/drivers/pci/quirks.c
--- linux-2.6.21.1.orig/drivers/pci/quirks.c	2007-05-16 13:28:09.702261000 +0800
+++ linux-2.6.21.1/drivers/pci/quirks.c	2007-05-16 13:41:26.155386000 +0800
@@ -875,6 +875,7 @@
 	}
 }
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, quirk_sb600_sata);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_SATA, quirk_sb600_sata);
 
 /*
  *	Serverworks CSB5 IDE does not fully support native mode