mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Russell King <rmk@arm.linux.org.uk>
To: Tom Rini <trini@kernel.crashing.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] 2.4.3 and SysRq over serial console
Date: Tue, 3 Apr 2001 21:07:44 +0100	[thread overview]
Message-ID: <20010403210744.A22460@flint.arm.linux.org.uk> (raw)
In-Reply-To: <20010331163808.A9740@opus.bloom.county>
In-Reply-To: <20010331163808.A9740@opus.bloom.county>; from trini@kernel.crashing.org on Sat, Mar 31, 2001 at 04:38:08PM -0700

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


  reply	other threads:[~2001-04-03 20:08 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-03-31 23:38 Tom Rini
2001-04-03 20:07 ` Russell King [this message]
2001-04-03 22:38   ` Tom Rini
2001-04-03 23:18   ` Tom Rini

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20010403210744.A22460@flint.arm.linux.org.uk \
    --to=rmk@arm.linux.org.uk \
    --cc=linux-kernel@vger.kernel.org \
    --cc=trini@kernel.crashing.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®