On Thu, 20 May 2004, Thomas Meyer wrote: > Hi. > > this laptop does have 4 physical usb ports. > the usb controller is a pci device with 4 "under-devices": > 10.0 interrupt 4 handled by uhci_hcd > 10.1 interrupt 5 handled by uhci_hcd > 10.2 interrupt 9 handled by uhci_hcd > 10.3 interrupt 11 handled by ehci_hcd (the high speed thing) > > when not loading ehci_hcd, then it is possible to connect my high speed > usb harddisk, but only in normal speed (or what is it called, the 12mbit > thing) > > when loading ehci_hcd, then using the harddrive i get the error message: > 10.3: "Unlink after no-IRQ? [..]". > > when i list the /proc/interrupt file after that message irq count for > int 11 ist still zero. > > [guess]: it seems as if the interrupt 4,5 or 9 where triggered, but who > invoked the eci driver? if int 11 where invoked: why is there no int 11 > count above zero in file /proc/interrupt? > > Can anybody help? How can i use my high speed device in high speed mode > (the 480 mbit thing!)? > > kernel is 2.6.6-mm3. > > with kind regards > Thomas
Interrupt-related problems like this are frequently caused by ACPI. Take a look at http://forums.gentoo.org/viewtopic.php?t=122145 Alan Stern ------------------------------------------------------- This SF.Net email is sponsored by: Oracle 10g Get certified on the hottest thing ever to hit the market... Oracle 10g. Take an Oracle 10g class now, and we'll give you the exam FREE. http://ads.osdn.com/?ad_id=3149&alloc_id=8166&op=click _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
