diff -ur linux.vanilla/arch/i386/kernel/pci-pc.c linux/arch/i386/kernel/pci-pc.c
--- linux.vanilla/arch/i386/kernel/pci-pc.c	Tue Jun 26 10:38:25 2001
+++ linux/arch/i386/kernel/pci-pc.c	Tue Jun 26 15:03:16 2001
@@ -943,7 +943,7 @@
 static void __init pci_fixup_piix4_acpi(struct pci_dev *d)
 {
 	/*
-	 * PIIX4 ACPI device: hardwired IRQ9
+	 * Intel PIIX4 and SMSC SLC90E66 ACPI device: hardwired IRQ9
 	 */
 	d->irq = 9;
 }
@@ -996,6 +996,7 @@
  	{ PCI_FIXUP_HEADER,	PCI_VENDOR_ID_VIA,	PCI_DEVICE_ID_VIA_82C598_1,	pci_fixup_via691_2 },
 #endif 	
  	{ PCI_FIXUP_HEADER,	PCI_VENDOR_ID_INTEL,	PCI_DEVICE_ID_INTEL_82371AB_3,	pci_fixup_piix4_acpi },
+	{ PCI_FIXUP_HEADER,	PCI_DEVICE_ID_EFAR,	PCI_DEVICE_ID_EFAR_SLC90E66_3,	pci_fixup_piix4_acpi },
 	{ 0 }
 };
 
diff -ur linux.vanilla/drivers/pci/quirks.c linux/drivers/pci/quirks.c
--- linux.vanilla/drivers/pci/quirks.c	Tue Jun 26 10:37:55 2001
+++ linux/drivers/pci/quirks.c	Tue Jun 26 15:00:31 2001
@@ -209,7 +209,7 @@
 }
 
 /*
- * PIIX4 ACPI: Two IO regions pointed to by longwords at
+ * Intel PIIX4 and SMSC SLC90E66 ACPI: Two IO regions pointed to by longwords at
  *	0x40 (64 bytes of ACPI registers)
  *	0x90 (32 bytes of SMB registers)
  */
@@ -423,6 +423,7 @@
 	{ PCI_FIXUP_HEADER,	PCI_VENDOR_ID_VIA,	PCI_DEVICE_ID_VIA_82C586_3,	quirk_vt82c586_acpi },
 	{ PCI_FIXUP_HEADER,	PCI_VENDOR_ID_VIA,	PCI_DEVICE_ID_VIA_82C686_4,	quirk_vt82c686_acpi },
 	{ PCI_FIXUP_HEADER,	PCI_VENDOR_ID_INTEL,	PCI_DEVICE_ID_INTEL_82371AB_3,	quirk_piix4_acpi },
+	{ PCI_FIXUP_HEADER,	PCI_DEVICE_ID_EFAR,	PCI_DEVICE_ID_EFAR_SLC90E66_3,	quirk_piix4_acpi },
 	{ PCI_FIXUP_HEADER,	PCI_VENDOR_ID_AL,	PCI_DEVICE_ID_AL_M7101,		quirk_ali7101_acpi },
  	{ PCI_FIXUP_HEADER,	PCI_VENDOR_ID_INTEL,	PCI_DEVICE_ID_INTEL_82371SB_2,	quirk_piix3_usb },
 	{ PCI_FIXUP_HEADER,	PCI_VENDOR_ID_INTEL,	PCI_DEVICE_ID_INTEL_82371AB_2,	quirk_piix3_usb },