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Re: CVS commit: src/sys/dev/usb
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Hello,
On Jul 27, 2010, at 12:01 PM, Eduardo Horvath wrote:
On Tue, 27 Jul 2010, Michael wrote:
This reminds me - I have trouble with a Sun Blade 2500 and its
onboard ohci (
an Acer M5237 ) - a keyboard that works fine in the OF console will
stop
working once the kernel boots unless you plug it into a different
port, the
probe on the original port times out with uhub1: device problem,
disabling
port 1.
Any idea what to look for? The root hub registers show the keyboard
is present
and powered up. I looked at linux and openbsd for blade 2500 specific
workarounds but couldn't find any. I also tried a non-Sun keyboard
with the
same result. An ohci/ehci card doesn't show the problem but then
again, it's
not initialised by the firmware. Also, I don't see it on any other
machine
with onboard ohci ( like my G4 ) so it must be either something
Sun's firmware
does different than anyone else or something weird in the M5237 but
that's a
bog standard PC part.
ISTR the on-board hub is not USB2 so when you plug a USB2 device
into it
things don't work.
It's a Sun Type 7 keyboard, supposedly the thing the Blade shipped
with. And it works fine in OF.
have fun
Michael
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