On Wednesday 14 January 2009 3:34:41 pm Russell Bell wrote:
We upgraded our Internet server to CentOS 5 from RedHat 4. Now we can't use the USB port. dmesg returns:
usbcore: deregistering driver usb-storage Initializing USB Mass Storage driver... usbcore: registered new driver usb-storage USB Mass Storage support registered. USB Universal Host Controller Interface driver v3.0 PCI: Enabling device 0000:00:07.2 (0000 -> 0001) PCI: No IRQ known for interrupt pin D of device 0000:00:07.2. Probably buggy MP table. uhci_hcd 0000:00:07.2: Found HC with no IRQ. Check BIOS/PCI 0000:00:07.2 setup! uhci_hcd 0000:00:07.2: init 0000:00:07.2 fail, -19 PCI: Enabling device 0000:00:07.3 (0000 -> 0001) PCI: No IRQ known for interrupt pin D of device 0000:00:07.3. Probably buggy MP table. uhci_hcd 0000:00:07.3: Found HC with no IRQ. Check BIOS/PCI 0000:00:07.3 setup! uhci_hcd 0000:00:07.3: init 0000:00:07.3 fail, -19
I had this issue in my desktop PC, and I solved it by using these two parameters on the kernel commandline (check /etc/grub.conf):
irqpoll pci=routeirq
Try one of these options and see if some helps you.
Regards.
GERMAN ANDRES PULIDO F. Ingeniero de Proyectos GLOBAL TECHNOLOGY SERVICES - GTS S.A. ------------------------------------- Tel: (571) 658 34 10 ext 110 Carrera 7b No. 123-46 Bogotá-Colombia Sitio Web: www.gtscolombia.com