ugen claiming pcie device
freebsd-hackers at chrisbowman.com
Sun Nov 14 03:12:27 UTC 2010
I am smacking my forehead now! Of course, I have a pcie board in there, and
I am programming it from another box, but I forgot about the Xilinx
programmer attached to the machine for when I am running windows. The
programmer is, of course, USB based.
On Sat, Nov 13, 2010 at 6:47 PM, Dan Nelson <dnelson at allantgroup.com> wrote:
> In the last episode (Nov 13), Christopher Bowman said:
> > I have a Xilinx PCIe card installed in my machine and it appears that
> > ugen0 is claiming it. Why would a PCIe device even be offered to ugen?
> > The message I get on boot up is:
> > ugen0 <XILINX XILINX, class 0/0, rev 2.00/0.00, addr 2> on uhub3
> > Any way I can prevent this so my on kld driver can attach?
> > Regards
> If it's hanging off uhub3, it's a usb device :) Google says that is the
> Xilinx "USB platform cable" device. The ugen device attaches to any usb
> device that no other driver has claimed. Maybe the Xilinx card provides a
> virtual usb controller and device that you control the card with?
> Dan Nelson
> dnelson at allantgroup.com
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