Re: [PATCH] 2.4.3 and SysRq over serial console

From: Tom Rini (trini@kernel.crashing.org)
Date: Tue Apr 03 2001 - 17:38:20 EST

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On Tue, Apr 03, 2001 at 09:07:44PM +0100, Russell King wrote:
> On Sat, Mar 31, 2001 at 04:38:08PM -0700, Tom Rini wrote:
> > Hello all. Without the attached patch, SysRq doesn't work over a serial
> > console here. Has anyone else seen this problem?
>
> It is handled at the serial port driver level, not the tty level. You need
> to turn on CONFIG_SERIAL_CONSOLE and CONFIG_MAGIC_SYSRQ, and issue a break
> followed by the relevent character within 5 seconds on the serial TTY being
> used as the kernel console.

That wasn't working here however. Unless minicom isn't sending the proper
break. Doing the keycombo which slips my mind to send a break, followed by
'h' in minicom does nothing.

-- 
Tom Rini (TR1265)
http://gate.crashing.org/~trini/
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