Re: Mucho timeouts on USB

John Cavan (
Fri, 09 Feb 2001 20:02:41 -0500

Greg KH wrote:
> On Fri, Feb 09, 2001 at 07:22:54PM -0500, John Cavan wrote:
> >
> > Current config:
> >
> > Dual P3-500 w/ 512mb of RAM
> > Tyan Tiger 133 mobo with VIA chipset, onboard USB
> > Kernel 2.4.1-ac9 compiled with egcs-1.1.2
> This motherboard does not currently work with USB in SMP mode, unless
> you boot with "noapic" on the command line. People are working on it,
> but it's slow going.

I'll try that.

> FWIW, Windows2000 refuses to also work for this VIA USB chipset :)

According to Tyan, the issue should be fixed with the last BIOS update.
I'm up to date in the BIOS (and I really wish that these guys would
create a flash program that was OSS so I could avoid DOS), but one of
the work arounds suggested was setting IRQ 12 to ISA/Legacy for Windows
2000. Didn't seem to cut it.

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