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From: Hans Petter Selasky <hselasky@c2i.net>
To: freebsd-usb@freebsd.org
Subject: Re: some usb troubles
Date: Sun, 10 Feb 2013 12:03:36 +0100
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Cc: freebsd-current@freebsd.org, Chagin Dmitry <chagin.dmitry@gmail.com>
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On Saturday 09 February 2013 19:01:25 Chagin Dmitry wrote:
> Hi all,
> 
> trying to run macbookpro10,1 on HEAD:
> 
> 1) usb3.0 does not work at 9.1 and HEAD (r246587)
> 2) Between stable/9 and HEAD (r246587) we are lost uhid devices
> (external keyboard and mouse) and umass. dmesg on the same hw can find
> here:
> 
> http://people.freebsd.org/~dchagin/macbookpro/dmesg.generic.stable9.txt
> http://people.freebsd.org/~dchagin/macbookpro/dmesg.generic.HEAD.txt
> 
> pciconf:
> 
> http://people.freebsd.org/~dchagin/macbookpro/pciconf.txt
> 
> any help would be greatly apprecated.

Hi,

This error is not directly USB related. It means probably that ACPI or the PCI 
subsystem is not finding an IRQ for the XHCI driver. This might be the reason 
USB is not working properly.

xhci0: Could not allocate IRQ
device_attach: xhci0 attach returned 6

--HPS