Date: Sun, 23 Oct 2011 22:06:42 +0200 From: Franz Schwartau <franz@electromail.org> To: Hans Petter Selasky <hselasky@c2i.net> Cc: freebsd-usb@freebsd.org Subject: Re: Sharkoon QuickPort XT USB3.0 at full speed only Message-ID: <4EA473D2.7030808@electromail.org> In-Reply-To: <201110232133.29972.hselasky@c2i.net> References: <4EA1D70D.3010909@electromail.org> <201110232133.29972.hselasky@c2i.net>
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Hi Hans!
On 23.10.2011 21:33, Hans Petter Selasky wrote:
> On Friday 21 October 2011 22:33:17 Franz Schwartau wrote:
>> Hi!
>>
>> I bought a Sharkoon QuickPort XT USB3.0 SATA docking station.
>> Unfortunately it is attached to an OHCI. Thus it runs at full speed (12
>> Mbps) only.
>
> pciconf -lv | grep -iE "ohci|uhci|ehci|xhci|USB"
ohci0@pci0:0:18:0: class=0x0c0310 card=0x50041458 chip=0x43971002
rev=0x00 hdr=0x00
device = 'SB700 USB OHCI0 Controller'
subclass = USB
ohci1@pci0:0:18:1: class=0x0c0310 card=0x50041458 chip=0x43981002
rev=0x00 hdr=0x00
device = 'Standard OpenHCD USB-Hostcontroller (SB700)'
subclass = USB
ehci0@pci0:0:18:2: class=0x0c0320 card=0x50041458 chip=0x43961002
rev=0x00 hdr=0x00
device = 'SB700 USB EHCI Controller'
subclass = USB
ohci2@pci0:0:19:0: class=0x0c0310 card=0x50041458 chip=0x43971002
rev=0x00 hdr=0x00
device = 'SB700 USB OHCI0 Controller'
subclass = USB
ohci3@pci0:0:19:1: class=0x0c0310 card=0x50041458 chip=0x43981002
rev=0x00 hdr=0x00
device = 'Standard OpenHCD USB-Hostcontroller (SB700)'
subclass = USB
ehci1@pci0:0:19:2: class=0x0c0320 card=0x50041458 chip=0x43961002
rev=0x00 hdr=0x00
device = 'SB700 USB EHCI Controller'
subclass = USB
ohci4@pci0:0:20:5: class=0x0c0310 card=0x50041458 chip=0x43991002
rev=0x00 hdr=0x00
device = 'SB700 USB OHCI2 Controller'
subclass = USB
> Hi,
>
> The OHCI controller is FULL speed only capable.
>
> You need EHCI or XHCI at least to be able to get higher speeds.
I know... :-) My machine has OHCI as well as EHCI. But the QuickPort
docking station is attached to an OHCI instead of an EHCI.
Best regards
Franz
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