On Tue, 20 Jan 2004 22:56:05 +0100 Mark Draheim <[EMAIL PROTECTED]> wrote:

| On Tue, 20 Jan 2004 13:21:47 -0800
| "Randy.Dunlap" <[EMAIL PROTECTED]> wrote:
| 
| >> Anyway, to restate the problem: two different wireless usb mice work
| >> on SiS ohci, none of them works on two different VIA uhci computers.
| > 
| > I dunno.
| > Some early VIA chipsets had a few problems.
| 
| one computer runs on an fairly old KT133A chipset. Can't tell what the
| Vaio has but the laptop was bought 3 months ago.
|  
| > Does any USB device work on the VIA uhci controller?
| 
| yes, all other devices I have work (4in1 cardreader, digicam, mp3 memory
| stick, scanner). The Vaio works with a cable usb mouse.

OK, so the host controller is receiving interrupts.

| > I.e., is it a USB host controller problem?  Does the uhci
| > controller see interrupts at all?

It is if any devices are working.

| good question. How do I generate an interrupt? Is it sufficient to just
| use any device connected to usb? Right now I'm doing some heavy
| downloading which makes it rather hard to spot usb related counts in
| /proc/interrupts as my network shares the IRQ with usb. But I'll try in
| an hour or so.
| 
| > It could be a USB interrupt routing problem instead...
| 
| anything I can try to test?

This is Linux 2.4.x?  recent?
or is this on 2.6.1?

I don't have any other suggestions, sorry.

--
~Randy
kernel-janitors project:  http://janitor.kernelnewbies.org/


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