Thread (4 messages) flat view 4 messages, 2 authors, 2007-06-01

RE: Where is initial console initialized ?

From: Daniel Schnell <hidden>
Date: 2007-06-01 15:13:42

Hi,

Well if one does it right, then things work as expected.

I simply chose the wrong Kernel configuration, the correct console =
driver has not been compiled in.

Now it works as expected.



Sorry for the noise.

Daniel Schnell.



-----Original Message-----
From: Domen Puncer [mailto:domen.puncer@telargo.com]=20
Sent: 1. j=FAn=ED 2007 06:35
To: Daniel Schnell
Cc: linuxppc-embedded@ozlabs.org
Subject: Re: Where is initial console initialized ?

On 31/05/07 13:42 -0000, Daniel Schnell wrote:
Hi,
=20
I am trying to bring up 2.6.20.3 on a MPC5200B based custom board.=20
This Kernel is based on the Phytec phyCore MPC5200B Mini BSP kernel=20
and adapted to my board.
So far I have troubles to get console output working when booting =
Linux.
Uboot console output is fine. Linux begins to run (I can set=20
breakpoints with the BDI2000 in the early initialization code) so I=20
probably have a misconfiguration of the console output inside the fdt.
=20
The major difference between the Phytec phyCore 5200B mini fdt and=20
mine is that we use PSC1 instead of PSC3/6 for serial. Accordingly I=20
changed the fdt (or dts) values.
=20
To get some more insights, I would like to know, in which Linux=20
function the console output is initialised ?
=20
=20
...
If I dump the flat device tree inside uboot, I get the following
entries:=20
...
the dump with:

         reg =3D <8>;

in most of nodes, which looks just wrong.


	Domen
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