patch-2.4.4 linux/drivers/ide/ide-pci.c

• Lines: 27
• Date: Thu Apr 19 22:57:06 2001
• Orig file: v2.4.3/linux/drivers/ide/ide-pci.c
• Orig date: Tue Jan 2 16:58:45 2001

diff -u --recursive --new-file v2.4.3/linux/drivers/ide/ide-pci.c linux/drivers/ide/ide-pci.c
@@ -571,6 +571,26 @@
 	 * Can we trust the reported IRQ?
 	 */
 	pciirq = dev->irq;
+	
+	if (dev->class >> 8 == PCI_CLASS_STORAGE_RAID)
+	{
+		/* By rights we want to ignore these, but the Promise Fastrak
+		   people have some strange ideas about proprietary so we have
+		   to act otherwise on those. The supertrak however we need
+		   to skip */
+		if (IDE_PCI_DEVID_EQ(d->devid, DEVID_PDC20265))
+		{
+			printk(KERN_INFO "ide: Found promise 20265 in RAID mode.\n");
+			if(dev->bus->self->vendor == PCI_VENDOR_ID_INTEL &&
+				dev->bus->self->device == PCI_DEVICE_ID_INTEL_I960)
+			{
+				printk(KERN_INFO "ide: Skipping Promise PDC20265 attached to I2O RAID controller.\n");
+				return;
+			}
+		}
+		/* Its attached to something else, just a random bridge. 
+		   Suspect a fastrak and fall through */
+	}
 	if ((dev->class & ~(0xfa)) != ((PCI_CLASS_STORAGE_IDE << 8) | 5)) {
 		printk("%s: not 100%% native mode: will probe irqs later\n", d->name);
 		/*