USB2: umass not detected correctly, axe not transmitting

Alfred Perlstein alfred at freebsd.org
Wed Feb 11 14:57:02 PST 2009


* Hans Petter Selasky <hselasky at c2i.net> [090211 00:52] wrote:
> Hi,
> 
> On Wednesday 11 February 2009, Hiroharu Tamaru wrote:
> > Hi,
> >
> > I have an Atom Z530 semi-embedded system and tried the new USB2 stack.
> > I found some oddities and decided to report here.
> >
> > It is running 8.0-CURRENT as of yesterday, and I have GENERIC and USB2
> > kernels to test with.  I am testing with two usb devices:
> >
> > umass0: <JetFlash Mass Storage Device, class 0/0, rev 2.00/1.00, addr 2> on
> > usbus3 axe0: <ASIX Electronics AX88178, rev 2.00/0.01, addr 3> on usbus3
> >
> > First about the USB memory stick:
> >
> > 1) I setup a bootable USB memory stick, and this system
> >    boots off umass da0 if I have the old USB1 kernel.
> >    However, with USB2 kernel, it does not detect da0 at its final stage,
> >    and fails to find the root filesystem.
> >    I mean that the 'da0 at umass-sim0 bus 0 target 0 lun 0' message is not
> >    shown, and it is not listed in the kernel detected list of disks at
> >    'mountroot>' prompt (shown by typing '?').
> 
> This is a known issue, see:
> 
> http://wiki.freebsd.org/USB

Is this the "delay in mountroot patch"?  If so, I think it should go
in.  Can you send to Andrew for commit?  If he's not available, please
remind me to commit it.

-- 
- Alfred Perlstein


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