ICY BOX Sata USB box runs ar 1M instead of 40M+
Hans Petter Selasky
hselasky at c2i.net
Sat Mar 10 19:39:35 UTC 2012
On Saturday 10 March 2012 20:33:16 Julian H. Stacey wrote:
> usbconfig dump_quirk_names | more
> shows nothing I might think of as "Force this to USB-2 high speed.
Hi Julian,
There is no such quirk. You can only do the opposite:
sysctl -a hw.usb.ehci.no_hs
The EHCI port reset code is found here:
/sys/dev/usb/controller/ehci.c
Look for "ehci_disown()". Maybe we need to reset the port multiple times
before giving up High-Speed USB ?
--HPS
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