USB 2.0 (ehci) and Intel ICH5 in 5.4?

Mike Tancsa mike at sentex.net
Wed May 25 16:47:48 PDT 2005


On Wed, 25 May 2005 12:24:20 -0400, in sentex.lists.freebsd.questions
you wrote:

>I have some questions about 5.4 RELEASE.  Particularly USB 2.0 support.
>
>I'm currently running 5.3 RELEASE-p3 on a newer Dell system (Dimension
>8300) with an "Intel 82801EB (ICH5) USB controller USB-B" running on
>uhci0 - uhci3.  USB 1.0 support works fine, but I would like to kick it
>up a notch.  When I tried the ehci driver on this system, I got a kernel
>panic.
>
>Anyone using this particular USB controller with FreeBSD and getting the
>ehci driver to work?

Upgrade to RELENG_5. There have been a lot of bug fixes to the USB
subsystem and USB 2.0 works far better.

% grep -i usb /var/run/dmesg.boot 
uhci0: <Intel 82801EB (ICH5) USB controller USB-A> port 0xc000-0xc01f
irq 16 at device 29.0 on pci0
usb0: <Intel 82801EB (ICH5) USB controller USB-A> on uhci0
usb0: USB revision 1.0
uhci1: <Intel 82801EB (ICH5) USB controller USB-B> port 0xc400-0xc41f
irq 19 at device 29.1 on pci0
usb1: <Intel 82801EB (ICH5) USB controller USB-B> on uhci1
usb1: USB revision 1.0
uhci2: <Intel 82801EB (ICH5) USB controller USB-C> port 0xc800-0xc81f
irq 18 at device 29.2 on pci0
usb2: <Intel 82801EB (ICH5) USB controller USB-C> on uhci2
usb2: USB revision 1.0
uhci3: <Intel 82801EB (ICH5) USB controller USB-D> port 0xcc00-0xcc1f
irq 16 at device 29.3 on pci0
usb3: <Intel 82801EB (ICH5) USB controller USB-D> on uhci3
usb3: USB revision 1.0
ehci0: <EHCI (generic) USB 2.0 controller> mem 0xfa080000-0xfa0803ff
irq 23 at device 29.7 on pci0
usb4: EHCI version 1.0
usb4: companion controllers, 2 ports each: usb0 usb1 usb2 usb3
usb4: <EHCI (generic) USB 2.0 controller> on ehci0
usb4: USB revision 2.0
ucom0: 3Com Inc. U.S.Robotics 56000 Voice USB Modem, rev 1.00/0.90,
addr 2, iclass 2/2
--------------------------------------------------------
Mike Tancsa, Sentex communications http://www.sentex.net
Providing Internet Access since 1994
mike at sentex.net, (http://www.tancsa.com)


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