Only one of two builtin USB hubs working with 4.x, both work with 5.x

Dan Pelleg daniel+bsd at
Mon Mar 31 05:40:18 PST 2003

Jody Franklin <franklin at> writes:

> I have an IBM NetVista A40i, and with both FreeBSD 4.7, and 4.8 RC I can
> only use the first of the two builtin USB hubs. While with 5.0 they both
> work. I went back from 5.0 to 4.x because of the changes in the device
> driver handling (I use the 4Front sound drivers), and found that the USB
> ports on the front of my machine stopped working with 4.7, when updating
> to 4.8 RC they still didn't work. The ones on the back still work fine.
> This is the relevant dmesg output:
> uhci0: <VIA 83C572 USB controller> port 0xd400-0xd41f irq 9 at device
> 7.2 on pci0
> usb0: <VIA 83C572 USB controller> on uhci0
> usb0: USB revision 1.0
> uhub0: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub0: 2 ports with 2 removable, self powered
> uhci1: <VIA 83C572 USB controller> port 0xd800-0xd81f irq 9 at device
> 7.3 on pci0
> usb1: <VIA 83C572 USB controller> on uhci1
> usb1: USB revision 1.0
> uhub1: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub1: 2 ports with 2 removable, self powered
> Is there anything I can do to make the second one actually work (there
> is no event triggered with I connect a device to either of the ports for
> the second hub) or is this a known issue I'll just have to wait for?
> Jody

Just checking for the obvious - do you have a device node created?


  Dan Pelleg

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