Keyboard doesn't work after the latest USB update

Petr Janda elekktretterr at
Sun Dec 10 15:59:48 PST 2006

Hi Thomas,
My keyboard certainly works. Perhaps the problem is maybe around as Matt 
mentions it being detected as ukbd1 instead of ukbd0.


Thomas E. Spanjaard wrote:
Petr Janda wrote:
My keyboard fully stopped working in the latest HEAD.  There's no 
Dec 11 01:18:50 elevator kernel: atkbdc0: <Keyboard controller 
(i8042)> at port 0x60,0x64 on isa0
Dec 11 01:18:50 elevator kernel: atkbd0: <AT Keyboard> flags 0x1 irq 
1 on atkbdc0
Dec 11 01:18:50 elevator kernel: device_probe_and_attach: atkbd0 
attach returned 6
6 = ENXIO. Judging from sys/dev/misc/atkbd/atkbd_isa.c, that comes 
from atkbd_attach_unit(). Since atkbd_probe_unit() returned 
successfully, kbd_get_switch() isn't to blame. So it's either 
atkbd_probe(), atkbd_init() or kb_attach() which returns ENXIO. Now, 
you can either hook up a serial console, or add PMD[1] to 

Dec 11 01:18:50 elevator kernel: ukbd0: Logitech USB Receiver, rev 
1.10/30.07, addr 3, iclass 3/1
Dec 11 01:18:50 elevator kernel: kbd1 at ukbd0
This one should work though, unless it's the actual keyboard that's 
broken (can you see if it works in e.g. BIOS or the bootloader prompt?).


More information about the Bugs mailing list