Thread (14 messages) flat view 14 messages, 4 authors, 2006-06-14

Re: No ttyS device at I/O port 0xfe004500 for console

From: Alex Zeffertt <hidden>
Date: 2006-06-14 08:51:50

Joakim Tjernlund wrote:
 
quoted
-----Original Message-----
From: 
linuxppc-embedded-bounces+joakim.tjernlund=lumentis.se@ozlabs.
org 
[mailto:linuxppc-embedded-bounces+joakim.tjernlund=lumentis.se
@ozlabs.org] On Behalf Of Alex Zeffertt
Sent: den 13 juni 2006 18:48
To: linuxppc-embedded@ozlabs.org
Subject: No ttyS device at I/O port 0xfe004500 for console

Hi list,

I'm trying to boot a linux-2.6.11 kernel on a MPC83xx based 
board.  Through some experimentation I have found I need 
"console=uart,io,0xfe004500"
in the kernel command line in order to get any output over 
the serial port.
Alex, can you post your complete u-boot env(printenv). I am trying to do
the same as you but I havn't gotten any output yet. I managed to wipe my
u-boot & u-boot env and the docs arent that great :(

 Jocke
No problem.

I just had to try absolutely *every* possible option for the console parameter.
Eventually this worked (for the early serial output only, not for /dev/console
output.)

See attached for my u-boot environment

Alex

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