USB 2.0 problem

Olivier Gautherot olivier at gautherot.net
Mon Mar 28 11:27:08 PST 2005


Hi Carlos!

> The latest version (5.4-PRERELEASE) doesn't worked. It stills at 1MB/s.
> Anyone with ideas?

Try "usbdevs -v" and check whether your USB bridge is recognized as EHCI. Your 
chipset maynot be fully supported...

Olivier

>
> Regards,
> Carlos
>
> Carlos Silva aka|Danger_Man| wrote:
> > Hi,
> >
> > 5.2.1-RELEASE-p13
> >
> > Thanks, I'll try the latest version.
> >
> > Best Regards,
> >
> > Carlos
> >
> > Edwin Ringersma wrote:
> >> Hi,
> >>
> >> What version are you running ?
> >> It's a known problem.
> >> I'm testing with the latest 5 version (5.4 prerelease) and now it's
> >> reporting the USB 2.0 device on an intel based motherboard as 40MB/s.
> >> (with 5.3 it was reported as 1.0MB/s)
> >> So it looks like the support for USB 2.0  has improved from 5.3 .
> >>
> >> regards,
> >> Edwin Ringersma
> >> Date sent:          Mon, 21 Mar 2005 23:55:11 +0000
> >> From:               Carlos Silva aka|Danger_Man|
> >> <full-disclosure at csilva.org>
> >> To:                 freebsd-hardware at freebsd.org
> >> Subject:            Re: USB 2.0 problem
> >>
> >>> Carlos Jorge Santos wrote:
> >>>> Hi,
> >>>>
> >>>> You're probably using USB 1.1 driver instead of USB 2.0.
> >>>> To enable USB 2.0 you have to recompile your kernel with  :
> >>>>
> >>>> device   ehci
> >>>>
> >>>> Take a look at :
> >>>> http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/usb-disks.ht
> >>>>ml
> >>>>
> >>>>
> >>>> Best Regards
> >>>> Carlos Santos (Portugal) :-)
> >>>
> >>> No, I've compiled the kernel with ehci (eg. usb3: USB revision 2.0 )
> >>>
> >>> :-)
> >>>
> >>> regards,
> >>>
> >>> Carlos Silv (Portugal too)
> >>>
> >>>> Carlos Silva aka|Danger_Man| wrote:
> >>>>> Hi dudes,
> >>>>>
> >>>>> I have a little problem with my external disk drive, my data
> >>>>> transfer rate is 1.000MB/s.
> >>>>> I have USB 2.0 so the rate is larger, right?
> >>>>> Somebody has an idea how to enlarge the rate?
> >>>>>
> >>>>> Regards,
> >>>>>
> >>>>> Carlos
> >>>>>
> >>>>>
> >>>>> osiris# dmesg | grep usb && dmesg | grep da0
> >>>>> usb0: <Intel 82371AB/EB (PIIX4) USB controller> on uhci0
> >>>>> usb0: USB revision 1.0
> >>>>> usb1: <VIA 83C572 USB controller> on uhci1
> >>>>> usb1: USB revision 1.0
> >>>>> usb2: <VIA 83C572 USB controller> on uhci2
> >>>>> usb2: USB revision 1.0
> >>>>> ehci_pci_attach: companion usb1
> >>>>> ehci_pci_attach: companion usb2
> >>>>> usb3: EHCI version 0.95
> >>>>> usb3: companion controllers, 2 ports each: usb1 usb2
> >>>>> usb3: <EHCI (generic) USB 2.0 controller> on ehci0
> >>>>> usb3: USB revision 2.0
> >>>>> GEOM: create disk da0 dp=0xc2d96850
> >>>>> da0 at umass-sim0 bus 0 target 0 lun 0
> >>>>> da0: <USB 2.0 Storage Device 0100> Fixed Direct Access SCSI-0 device
> >>>>> da0: 1.000MB/s transfers
> >>>>> da0: 190782MB (390721968 512 byte sectors: 255H 63S/T 24321C)
> >>>>> osiris#
> >>>>>
> >>>>> osiris# usbdevs
> >>>>> addr 1: UHCI root hub, Intel
> >>>>> addr 1: UHCI root hub, VIA
> >>>>> addr 1: UHCI root hub, VIA
> >>>>> addr 2: USB 2.0 Storage Device, Acer Labs
> >>>>> addr 1: EHCI root hub, (0x1106)
> >>>>> osiris#
> >>>>>
> >>>>> osiris# camcontrol devlist
> >>>>> <USB 2.0 Storage Device 0100>      at scbus0 target 0 lun 0
> >>>>> (da0,pass0)
> >>>>> osiris#
> >>>
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-- 
Olivier Gautherot
Tel:      0688 380 434
(intl) +33 688 380 434
olivier at gautherot.net


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