I have seen issues as well. I posted on netbsd-users and it was suggested
that the UHCI driver may need some work. This is unfortuneate because I do
not have a PS2 port to use as backup.

Thread starts at
http://mail-index.netbsd.org/netbsd-users/2002/09/05/0014.html



> -----Original Message-----
> From: Matt Herzog [mailto:mherzog@attbi.com]
> Sent: Thursday, September 12, 2002 12:47 PM
> To: netbsd-help
> Subject: usb issues
> 
> 
> Hi all.
> 
> I'm running 1.6_RC3 netbsd and have built & installed X from 
> source with
> USE_XF86_4=yes in mk.conf. Starting with RC2, I have been 
> seeing the usb
> root device come to a halt: 
> 
> Sep 12 12:05:53 pobble /netbsd: uhci0: host controller process error
> Sep 12 12:05:53 pobble /netbsd: uhci0: host controller halted
> 
> The device is identified as:
> 
> uhci0 at pci0 dev 7 function 2: VIA Technologies VT83C572 USB 
> Controller 
> (rev.  0 x02)
> uhci0: interrupting at irq 10
> usb0 at uhci0: USB revision 1.0
> uhub0 at usb0
> uhub0: VIA Technologie UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub0: 2 ports with 2 removable, self powered
> 
> I can't hotplug any usb device on this box.
> 
> The motherboard is an AT form factor FIC VA503+. I had to 
> update its bios to 
> je4330 in order to get K6-III+ support. I don't think I saw 
> this behavior 
> before I updated the BIOS but I'm not positive.
> 
> I like to run Galeon and other gnu pthreads-dependant apps 
> and I am suspicious
> that gnu pth might be doing nasty things to [usb0] or [usbtask].
> 
> I guess I could try running some other OS for a few hours to 
> see if the
> problem is strictly hardware-oriented but I wanted to see if 
> anyone has
> experienced anything similar of late.
> 
> Thanks.
> 
> -- 
> Matthew Herzog
> 
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