Thread (5 messages) flat view 5 messages, 3 authors, 2010-01-18

Re: Problem dtb file booting Kernel 2.6.32

From: Hunter Cobbs <hidden>
Date: 2010-01-16 03:59:30

Hi,

If you're going to attempt to use v1 dts, you might want to try to add


 * option) any later version.
 */

/dts-v1/;

/ {

to your DTS file.  Also, you'll want to prefix all of your hex addresses
with "0x"  so, 200000 = 0x200000

Hope that helps,
Hunter


On Fri, 2010-01-15 at 09:30 -0500, Andres F Marquez wrote:
Hello,

I was able to boot Kernel 2.6.26.8 (using our old dts file from 
Kernel 2.6.25). However, I need to upgrade to a newer Kernel because
I am having serious problems with the ethernet interface under heavy
load. I am not sure if it could be a scheduling problem or the network
driver. CPU usage is low but load average is high (more than 4).

The main difference that I could find is that for newer Kernels the 
/arch/ppc was removed. I also read online that dts version changed 
from 0 to 1 somewhere around Kernel 2.6.27 or so.

Following your instruction, I executed in the LTIB command shell:

LTIB> dtc -I dtb -O dts ../mpc8272ads.dtb

I executed that command passing as argument the old working dtb file.
I got a dts file which I placed in the new Kernel and compiled.
Unfortunately, I am still getting the same error.

Attached you can find both dts files.

Thank you.


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