diff -ur linux.vanilla/arch/i386/kernel/pci-irq.c linux/arch/i386/kernel/pci-irq.c
--- linux.vanilla/arch/i386/kernel/pci-irq.c	Tue Jun 26 10:38:25 2001
+++ linux/arch/i386/kernel/pci-irq.c	Tue Jun 26 11:07:27 2001
@@ -174,7 +174,7 @@
 }
 
 /*
- * The Intel PIIX4 pirq rules are fairly simple: "pirq" is
+ * The Intel PIIX4 and SMSC SLC90E66 pirq rules are fairly simple: "pirq" is
  * just a pointer to the config space.
  */
 static int pirq_piix_get(struct pci_dev *router, struct pci_dev *dev, int pirq)
@@ -448,6 +448,7 @@
 	{ "PIIX", PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371MX,   pirq_piix_get, pirq_piix_set },
 	{ "PIIX", PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443MX_0, pirq_piix_get, pirq_piix_set },
 	{ "PIIX", PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_0, pirq_piix_get, pirq_piix_set },
+	{ "SLC90E66", PCI_VENDOR_ID_EFAR, PCI_DEVICE_ID_EFAR_SLC90E66_0, pirq_piix_get, pirq_piix_set },
 
 	{ "ALI", PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533, pirq_ali_get, pirq_ali_set },