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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 12:10:14 +0100
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Cc: freebsd-current@freebsd.org, Chagin Dmitry <chagin.dmitry@gmail.com>
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On Sunday 10 February 2013 12:03:36 Hans Petter Selasky wrote:
> 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
>

Hi,

ehci1: <Intel Panther Point USB 2.0 controller> mem 0xc1c16800-0xc1c16bff irq 
22 at device 29.0 on pci0

The following sysctl might also be of interest:

hw.usb.xhci.xhci_port_route

It decides if a port is connected to the EHCI or XHCI.

--HPS