Date: Mon, 9 Jan 2006 18:25:07 +0200
From: Ville Herva <vherva@vianova.fi>
To: Jan Engelhardt <jengelh@linux01.gwdg.de>
Cc: "Randy.Dunlap" <rdunlap@xenotime.net>, gcoady@gmail.com,
       linux-kernel@vger.kernel.org
Subject: Re: oops pauser.
Message-ID: <20060109162507.GZ21365@vianova.fi>
Reply-To: vherva@vianova.fi
References: <20060105045212.GA15789@redhat.com> <Pine.LNX.4.61.0601050907510.10161@yvahk01.tjqt.qr> <20060105103339.GG20809@redhat.com> <20060108133822.GD31624@vianova.fi> <20060108055322.18d4236e.rdunlap@xenotime.net> <6cq2s1d3glnj56pcrqlj84s8ltilmo6jfp@4ax.com> <20060108174505.6c9b7566.rdunlap@xenotime.net> <Pine.LNX.4.61.0601091714330.26210@yvahk01.tjqt.qr>
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On Mon, Jan 09, 2006 at 05:15:55PM +0100, you [Jan Engelhardt] wrote:
> >> So would it be viable to take over the screen in similar fashion?
> >> 
> >> Set it to 80x50 in BIOS and dump there --> call it the Penguin Oops 
> >> screen, or Poops for short :o)
> >
> >It does take over the screen.  80x50 isn't needed since it knows how
> >to scroll the kernel log buffer on 80x25.
> 
> It's needed because scrolling back might be impossible (shift-up in panic 
> = no-go), not because it knows how to scroll.

Please try kmsgdump. 

It has its own real-mode terminal (with scrolling) to which it switches on
oops. Hung kernel console doesn't affect it.


-- v -- 

v@iki.fi

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