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Subject: Re: USB ports on Lenovo T400 do not work after a suspend/resume
From: Adrian Chadd <adrian@freebsd.org>
To: Ian Smith <smithi@nimnet.asn.au>
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On 27 June 2013 04:58, Ian Smith <smithi@nimnet.asn.au> wrote:

> Well if there's a functional change in head that fixes this on Lars' and
> yours, getting it into stable shouldn't be so hard I expect.  However if
> there's a fix (or some Lenovo workaround) for yours on 9 it'd be useful
> to hunt it down, no?  I utterly depend on 100% working resume too.
>
> We don't yet know if this is a bus, ACPI &/or USB issue.  Home yet? :)

Yup:

http://people.freebsd.org/~adrian/usb/

dmesg.boot = dmesg at startup

1 - after powerup, usb device in
2 - after acpiconf -s3 suspend/resume, w/ a USB device plugged in
3 - after acpiconf -s3 suspend/resume, with a USB device removed
before suspend/resume

Thanks,


-adrian