linux-kernel - Re: serial8250 madness

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Message-ID: <497A034F.6060303@caviumnetworks.com>
Date:	Fri, 23 Jan 2009 09:50:07 -0800
From:	David Daney <ddaney@...iumnetworks.com>
To:	Andrew Walrond <andrew@...rond.org>
CC:	linux-kernel@...r.kernel.org
Subject: Re: serial8250 madness

Andrew Walrond wrote:
> Is anyone active in the serial code?
> 

Yes.

> [...]
> 
> The Machines are all amd64, various motherboards, identical distros 
> using 2.6.28.1 kernel.
> Either I have a particularly motley collection of kit, or the serial 
> code is in a pretty bad way.
> 

I use serial consoles on a variety of embedded boards every day (albeit 
mostly mips based) ,so I think it works.

You do have to have your kernel configured properly for a serial console 
for it to work right.

I would test it using some other device as the console.  Only once you 
have it working try for the serial console.

David Daney
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