Messages in this thread | | | Date | Mon, 24 Dec 2001 10:47:24 -0800 | From | Greg KH <> | Subject | Re: [Linux-usb-users] VIA Chipsets + USB + SMP == UGLY TRASH |
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On Mon, Dec 24, 2001 at 10:32:49AM +0100, Juergen Sauer wrote: > Hi! > Merry X-Mas everywhere ! > > So, my USB tryout is over. > This is the expierience report: > You should not try to use VIA Chipsets + SMP + USB, that's > the worst thinkable idea. It's junk (usb-Part).
Depends on the motherboard. What one do you have?
> That's why: > 1. not solved USB Irq errors in APIC mode, causes: > Error -110, device does not accept ID > USB Host is recognized fine, no device is attaced > > This is an error somewhere in the Kernel APIC Irq routing, which may > worked around with "append noapic pirq="your irq" but using such a cutdown > USB System is not a good idea, no relly working bulk-transfers (forget > any devices which depend from it: scanners, camera, sound, isdn, > harddisks, zip etc.)
I have a SMP motherboard that requires this (noapic setting). With that set, everything works fine including bulk transfers and all other USB devices that I have.
What error messages do you have showing that bulk transfers do not work?
thanks,
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