Break to debugger broken?
Daniel O'Connor
doconnor at gsoft.com.au
Tue Mar 18 07:16:28 UTC 2014
On 18 Mar 2014, at 15:44, Daniel O'Connor <doconnor at gsoft.com.au> wrote:
> I have a 9-STABLE system I am debugging something on and I've found that ctrl-alt-esc doesn't break into DDB. Ctrl-alt-del works to reboot though.
>
> I can enter DDB by running 'sysctl debug.kdb.enter=1' and hw.syscons.kbd_debug is set to 1.
> kbdcontrol -d shows..
> # alt
> # scan cntrl alt alt cntrl lock
> # code base shift cntrl shift alt shift cntrl shift state
> # ------------------------------------------------------------------
> 000 nop nop nop nop nop nop nop nop O
> 001 esc esc esc esc esc esc debug esc O
> 002 '1' '!' nop nop '1' '!' nop nop O
> ...
> 083 del '.' '.' '.' '.' '.' boot boot N
> ...
>
> Any ideas?
I found it, I didn't have debug.kdb.break_to_debugger set.
--
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
-- Andrew Tanenbaum
GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C
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