USB2 external hard drive too slow ....

Heinrich Rebehn rebehn at
Sat Feb 14 09:20:08 PST 2004

Antoine Jacoutot wrote:
> On Friday 13 February 2004 16:02, Heinrich Rebehn wrote:
>>Hi Ivan,
>>did you get any reply to your posting? I am having the same problem:
>>Maxtor 250 GB external USB2 drive, Belkin USB2 card, FreeBSD 5.1, but i
>>get only < 1MB/sec.
>>Does FreeBSD support USB 2.0 at all?
> Did you add "device ehci" in your kernel config file ?
> That's what enable USB2 support if I'm not mistaken.
> But beware, I compiled my system (5.2.1-RC2)  with this option and now USB 
> crashes totally.
I'm afraid, mine too (5.2.1-RC2). System just reboots without any 
message. Also, after reboot, my USB disk was not reachable anymore until 
i cycled power of the disk.
man(4) ehci seems to be correct here:
	"The driver is not finished and is quite buggy." :-(


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