Re: [PATCH] 2.4.3 and SysRq over serial console

From: Russell King (rmk@arm.linux.org.uk)
Date: Tue Apr 03 2001 - 15:07:44 EST

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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.

-- Russell King (rmk@arm.linux.org.uk) The developer of ARM Linux http://www.arm.linux.org.uk/personal/aboutme.html

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