usb2 moused issue
Andrew Thompson
thompsa at FreeBSD.org
Mon Feb 16 10:42:35 PST 2009
On Mon, Feb 16, 2009 at 10:41:19AM -0800, Maksim Yevmenkin wrote:
> On Mon, Feb 16, 2009 at 10:30 AM, Hans Petter Selasky
> <hselasky at freebsd.org> wrote:
> > The device is invisible. You should be able to cat it, if it's not already
> > opened.
>
> yeah, i've been bitten by the same "invisible device node" problem
> while converting ubtbcmfw(4) to usb2. for example,
>
> Feb 16 10:35:19 yak kernel: ugen0.2: <Broadcom> at usbus0
> Feb 16 10:35:19 yak kernel: ubtbcmfw0: <Broadcom BCM2033 Bluetooth USB
> dongle, class 224/1, rev 1.01/0.a0, addr 2> on usbus0
> Feb 16 10:35:19 yak kernel: Symlink: ubtbcmfw0 -> usb0.2.0.16
> Feb 16 10:35:19 yak kernel: Symlink: ubtbcmfw0.1 -> usb0.2.0.16
> Feb 16 10:35:19 yak kernel: Symlink: ubtbcmfw0.2 -> usb0.2.0.16
>
> and
>
> > pwd
> /dev
>
> > ls -la usb0.2.*
> ls: No match.
> > ls -la usb0.2.0.16
> crwxrwxrwx 1 root operator 0, 68 Feb 5 10:19 usb0.2.0.16
>
> > ls -la ubtbcmfw*
> ls: No match.
> > ls -la ubtbcmfw0
> crwxrwxrwx 1 root operator 0, 68 Feb 5 10:19 ubtbcmfw0
>
> > ls -la ubtbcmfw0.*
> ls: No match.
>
> > ls -la ubtbcmfw0.1
> crwxrwxrwx 1 root operator 0, 68 Feb 5 10:19 ubtbcmfw0.1
> > ls -la ubtbcmfw0.2
> crwxrwxrwx 1 root operator 0, 68 Feb 5 10:19 ubtbcmfw0.2
>
> i suspect it probably has something to do with the way devfs cloning
> works (for example, i think, somewhat similar problem exists with
> /dev/tap, /dev/tun device nodes). of course, if one does not know
> that, the first reaction would be - wtf? where is my device nodes?! :)
>
> i wonder if there is any way to "fix" it...
A fix is in progress.
Andrew
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