I have some hardware with a USB3 controller that is detected by xhci(4),
but when I try attach a USB3 device, it fails to attach to a USB3 bus,
and after timing out it connects to a USB2 bus. Here's a verbose dmesg
with xhci debugging enabled from when I plug the device in:
I've captured xhci(4)'s verbose boot time dmesg output here:
The full verbose boot dmesg is at:
And a regular boot dmesg is at:
I've tried tweaking a handful of BIOS options like XHCI handoff and USB
transfer timeout thresholds, but nothing seems to help. Have already
upgraded to the latest BIOS available too. This FreeBSD 9.0-STABLE
build is about 1 week old.
Any help greatly appreciated!
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