On Sat, Oct 07, 2006 at 10:45:38AM +0200, Matthias Andree wrote: > Karl Denninger <[EMAIL PROTECTED]> writes: > > > I think there may be another option. > > > > Here's the boot message, with just USB related things: > > > > usb0: <Intel 82801EB (ICH5) USB controller USB-A> on uhci0 > > usb0: USB revision 1.0 > > usb1: <Intel 82801EB (ICH5) USB controller USB-B> on uhci1 > > usb1: USB revision 1.0 > > usb2: <Intel 82801EB (ICH5) USB controller USB-C> on uhci2 > > usb2: USB revision 1.0 > > usb3: <Intel 82801EB (ICH5) USB controller USB-D> on uhci3 > > usb3: USB revision 1.0 > > usb4: EHCI version 1.0 > > usb4: companion controllers, 2 ports each: usb0 usb1 usb2 usb3 > > usb4: <Intel 82801EB/R (ICH5) USB 2.0 controller> on ehci0 > > usb4: USB revision 2.0 > > > > Now, isn't this in fact invarient? That is, isn't the probe on the bus > > going to be the same across boots? > > This is effectively inheriting PCI order, so unless you're changing PCI > configuration, these are in fact stable. > > > We can then get which device is on which port with.... > > > > Fs:/disk/karl> usbdevs -v > > ...until the moment one is un- and re-plugged, right? At least my two > USB printers (easily told apart from the vendor ID) like to rearrange > their ordering frequently on Linux...
Uh, if you unplug a working serial device's USB cable, you've got bigger problems :) If you plug and unplug ONLY ONE, it should ID in the same place, since there's a "hole". If you plug / unplug more than one, I can live with the penalty being a required reboot. After all, these are NOT supposed to be tampered with while the machine is running! -- -- Karl Denninger ([EMAIL PROTECTED]) Internet Consultant & Kids Rights Activist http://www.denninger.net My home on the net - links to everything I do! http://scubaforum.org Your UNCENSORED place to talk about DIVING! http://genesis3.blogspot.com Musings Of A Sentient Mind _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "[EMAIL PROTECTED]"
