--- linux-2.6.1-1.34/include/linux/pci_ids.h.orig	2004-01-11 10:30:11.000000000 -0500
+++ linux-2.6.1-1.34/include/linux/pci_ids.h	2004-01-11 10:44:25.000000000 -0500
@@ -883,6 +883,7 @@
 
 #define PCI_DEVICE_ID_SII_680		0x0680
 #define PCI_DEVICE_ID_SII_3112		0x3112
+#define PCI_DEVICE_ID_SII_3512		0x3512
 #define PCI_DEVICE_ID_SII_1210SA	0x0240
 
 #define PCI_VENDOR_ID_VISION		0x1098
--- linux-2.6.1-1.34/drivers/scsi/sata_sil.c.orig	2004-01-11 21:41:36.968803995 -0500
+++ linux-2.6.1-1.34/drivers/scsi/sata_sil.c	2004-01-11 10:43:09.000000000 -0500
@@ -39,6 +39,7 @@
 
 enum {
 	sil_3112		= 0,
+	sil_3512		= 1,
 
 	SIL_IDE0_TF		= 0x80,
 	SIL_IDE0_CTL		= 0x8A,
@@ -62,6 +63,7 @@
 
 static struct pci_device_id sil_pci_tbl[] = {
 	{ 0x1095, 0x3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },
+	{ 0x1095, 0x3512, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3512 },
 	{ }	/* terminate list */
 };
 
@@ -121,6 +123,15 @@
 		.udma_mask	= 0x7f,			/* udma0-6; FIXME */
 		.port_ops	= &sil_ops,
 	},
+	/* sil_3512 */
+	{
+		.sht		= &sil_sht,
+		.host_flags	= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+				  ATA_FLAG_SRST | ATA_FLAG_MMIO,
+		.pio_mask	= 0x03,			/* pio3-4 */
+		.udma_mask	= 0x7f,			/* udma0-6; FIXME */
+		.port_ops	= &sil_ops,
+	},
 };
 
 MODULE_AUTHOR("Jeff Garzik");
--- linux-2.6.1-1.34/drivers/ide/pci/siimage.c.orig	2004-01-11 10:14:19.000000000 -0500
+++ linux-2.6.1-1.34/drivers/ide/pci/siimage.c	2004-01-11 10:44:12.000000000 -0500
@@ -55,6 +55,7 @@
 	switch(pdev->device)
 	{
 		case PCI_DEVICE_ID_SII_3112:
+		case PCI_DEVICE_ID_SII_3512:
 		case PCI_DEVICE_ID_SII_1210SA:
 			return 1;
 		case PCI_DEVICE_ID_SII_680:
@@ -1179,6 +1180,7 @@
 	{ PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_680,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
 	{ PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1},
 	{ PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_1210SA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2},
+	{ PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_3512, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 3},
 	{ 0, },
 };
 
--- linux-2.6.1-1.34/drivers/ide/pci/siimage.h.orig	2004-01-11 10:15:21.000000000 -0500
+++ linux-2.6.1-1.34/drivers/ide/pci/siimage.h	2004-01-11 10:43:41.000000000 -0500
@@ -82,6 +82,18 @@
 		.enablebits	= {{0x00,0x00,0x00}, {0x00,0x00,0x00}},
 		.bootable	= ON_BOARD,
 		.extra		= 0,
+	},{	/* 3 */
+		.vendor		= PCI_VENDOR_ID_CMD,
+		.device		= PCI_DEVICE_ID_SII_3512,
+		.name		= "SiI3512 Serial ATA",
+		.init_chipset	= init_chipset_siimage,
+		.init_iops	= init_iops_siimage,
+		.init_hwif	= init_hwif_siimage,
+		.channels	= 2,
+		.autodma	= AUTODMA,
+		.enablebits	= {{0x00,0x00,0x00}, {0x00,0x00,0x00}},
+		.bootable	= ON_BOARD,
+		.extra		= 0,
 	},{
 		.vendor		= 0,
 		.device		= 0,