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From: Graeme Russ <graeme.russ@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] tegra: Specify debugging serial port at boot.
Date: Wed, 21 Mar 2012 21:35:35 +1100	[thread overview]
Message-ID: <4F69AEF7.6060601@gmail.com> (raw)
In-Reply-To: <20120321093808.E6E72202A4D@gemini.denx.de>

Hi Stephen, Wolfgang,

On 03/21/2012 08:38 PM, Wolfgang Denk wrote:
> Dear Simon Glass,
> 
> In message <CAPnjgZ0jYpHSNG354=f4mDVJ0TT5-6jDCxpEG1Y70v5dwbYxkQ@mail.gmail.com> you wrote:

> We have standard ways of telling the Linux kernel what the console
> port is - the "console=" boot argument has been working fine for many,
> many years and many, many boards and systems.  But Tegra needs to
> invent it's own hackinsh implementation of putting special data in
> some special registers.  What a crap.

This made me look into the x86 code - There is a command line option
'earlyprintk' which is available stupidly early (even the real-mode code
and de-compressor have access to it)

So I do now wonder why Tegra needs to do anything differently

Regards,

Graeme

  reply	other threads:[~2012-03-21 10:35 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-20 19:57 [U-Boot] [PATCH] tegra: Specify debugging serial port at boot Stephen Warren
2012-03-20 20:13 ` Simon Glass
2012-03-20 21:17   ` Stephen Warren
2012-03-20 23:28     ` Graeme Russ
2012-03-20 23:33       ` Simon Glass
2012-03-20 23:52         ` Graeme Russ
2012-03-21  0:02           ` Simon Glass
2012-03-21  0:17             ` Graeme Russ
2012-03-21  0:19               ` Simon Glass
2012-03-21  0:39                 ` Graeme Russ
2012-03-21  1:18                   ` Simon Glass
2012-03-21  1:46                     ` Graeme Russ
2012-03-21  0:42         ` Stephen Warren
2012-03-21  1:54           ` Simon Glass
2012-03-21  9:38         ` Wolfgang Denk
2012-03-21 10:35           ` Graeme Russ [this message]
2012-03-21 16:49             ` Stephen Warren
2012-03-21 16:59               ` Simon Glass
2012-03-21 17:09                 ` Stephen Warren
2012-03-21 17:13                   ` Simon Glass
2012-03-21 17:38                     ` Stephen Warren
2012-03-21 17:50                       ` Simon Glass
2012-03-21 18:25                         ` Stephen Warren
2012-03-21 23:00                           ` Wolfgang Denk
2012-03-21 22:56                 ` Wolfgang Denk
2012-03-21 23:01                   ` Simon Glass
2012-03-21 23:07                     ` Wolfgang Denk
2012-03-21 23:16                       ` Simon Glass
2012-03-22 13:25                         ` Wolfgang Denk
2012-03-22 15:17                           ` Simon Glass
2012-03-22 23:00                             ` Wolfgang Denk
2012-03-22 23:03                               ` Simon Glass
2012-03-22 23:07                                 ` Wolfgang Denk
2012-03-22 23:41                                 ` Graeme Russ
2012-03-23 15:08                                   ` Simon Glass
2012-03-22 15:40               ` Doug Anderson
2012-03-21 16:29           ` Stephen Warren
2012-03-21 22:52             ` Wolfgang Denk
2012-03-20 23:29     ` Simon Glass
2012-03-21  9:19     ` Wolfgang Denk

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