serial console lost when linux kernel boots up

Dang, James James.Dang at gdcanada.com
Sat Apr 12 06:12:17 EST 2003


Run ELDK_MAKEDEV in your dev directory to create devices.

James Dang

-----Original Message-----
From: Yang, Bo [mailto:bo.yang at transcore.com]
Sent: Friday, April 11, 2003 1:50 PM
To: linuxppc-embedded at lists.linuxppc.org
Subject: serial console lost when linux kernel boots up



Hello,

I am trying to run linux kernel (Linux version 2.4.4 downloaded from DENX)
on MPC8XXFADS (CPU:860T) board. The root file system is mounted via NFS.
The root file system I used is the one coming with DENX's ELDK package (I
use ELDK cross compile tools).

The problem is that once the linux kernel boots up I lose serial
console(e.g. no loggin prompt). There is one warning message as the last
printout on my console terminal:
"Warning: unable to open an initial console". I look at the root file system
on my host linux box and found out that there is no device file populated
under "opt/eldk/ppc_8xx/dev".
I wonder the root file system I used may not be a complete file system. Any
ideas? Thanks for any hints.

Bo Yang


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