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Date:      Fri, 25 Jan 2019 17:16:39 +0100
From:      Phil Norman <philnorm@gmail.com>
To:        Hans Petter Selasky <hps@selasky.org>
Cc:        usb@freebsd.org
Subject:   Re: Diagnosing probable USB hardware failure
Message-ID:  <CAOa8eG6-%2BQ42DtW6M%2BTfQtS9AJHGPyUBX3hz=4OK44tt6raGmw@mail.gmail.com>
In-Reply-To: <709569e7-a7f8-9431-a83b-ad8d9f5546ec@selasky.org>
References:  <CAOa8eG5hnBYpuv3s8MR05UZNxN8n8W9=gPv%2BpKhFiARrvx0Lmg@mail.gmail.com> <2ef9ce91-27cb-fced-aa08-1c26b28f3991@selasky.org> <CAOa8eG7wF12CcfqA8ppSkvOfkUvZ55-3qmtw0nUVR8hWqhWOPw@mail.gmail.com> <709569e7-a7f8-9431-a83b-ad8d9f5546ec@selasky.org>

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Hi

Thanks for the suggestion; I tried them all (enabling one at a time, but
ending up with all four set), and I get the same USB_ERR_TIMEOUT loop on
each boot.

Note that even before I get to the FreeBSD bootloader screen (so while the
UEFI thing is initialising), there's a very significant (5-10s) delay on a
warm boot, during which the keyboard caps lock light won't toggle; this
doesn't happen on a cold boot. For this reason, I strongly suspect a
hardware failure.

My main question is really, how I figure out if it's the CPU or the
motherboard at fault. I'd rather not change the wrong one, or unnecessarily
change a working part.

I notice the internet has quite a few stories of this motherboard having
USB difficulties (allegedly due to build quality issues); that would be my
main suspicion, although I managed to bend some of the CPU pins, and had to
bend them back with a needle, so I can't rule that out either (note: I did
get all the pins back straight, and none fell off, or gave a feeling of
wobbliness or weakness).

Thanks,
Phil

On Fri, 25 Jan 2019 at 11:22, Hans Petter Selasky <hps@selasky.org> wrote:

> On 1/24/19 10:53 PM, Phil Norman wrote:
> > I hadn't; thanks for that.
> >
> > It certainly spams a lot. I've dumped /var/log/messages (since a recent
> > reboot with the USB system going nuts) here:
> > http://splodge.fluff.org/~phil/messages-2019-01-24.txt
> >
>
> Hi,
>
> Can you try these quirks in turn. Set them in /boot/loader.conf
>
> hw.usb.xhci.ctlstep=1
> hw.usb.xhci.dma32=1
> hw.usb.xhci.use_polling=1
> hw.usb.xhci.xhci_port_route=1
>
> --HPS
>



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