<html><head><style type="text/css"><!-- DIV {margin:0px;} --></style></head><body><div style="font-family:times new roman, new york, times, serif;font-size:12pt"><div>Just wanted to thank all of you for the detailed feedback and suggestions.<br>I am going to try them out now and keep my fingers crossed.<br><br>thanks again<br>LK<br></div><div style="font-family: times new roman,new york,times,serif; font-size: 12pt;"><br><div style="font-family: arial,helvetica,sans-serif; font-size: 13px;">----- Original Message ----<br>From: Scott Wood <scottwood@freescale.com><br>To: David Jander <david.jander@protonic.nl><br>Cc: linuxppc-embedded@ozlabs.org; Laxmikant Rashinkar <lk.atwork@yahoo.com><br>Sent: Thursday, August 21, 2008 9:12:23 AM<br>Subject: Re: porting linux 2.6.27 to embedded powerpc board<br><br>
David Jander wrote:<br>> 4. Be sure that the device(s) necessary to produce output on your console are <br>> correctly placed in the DT. Also make sure that u-boot knows about it <br>> (#define OF_STDOUT_PATH... in your u-boot board config file)<br><br>OF_STDOUT_PATH is deprecated; you should enable <br>CONFIG_OF_SERIAL_VIA_ALIAS, and provide aliases in the device tree for <br>serial0, serial1, etc.<br><br>> 6. Remember to always specify the "rootfstype=" option on the commandline if <br>> booting from anything other than NFS. This was not necessary back in the <br>> 2.6.15-times AFAICR.<br><br>It still should not be necessary.<br><br>> 7. Boot with a device-tree (in u-boot: "bootm $addrofkernel - $addrofdtb", <br>> don't forget the dash if you are not using an initrd). If you don't do this, <br>> u-boot can't fix your DT, and the kernel probably won't find it either.<br><br>s/probably/definitely/<br><br>> 8. Be sure to use
the correct version of the DTC (DT compiler) for your kernel <br>> (the sources are included nowadays, somewhere in arch/powerpc/boot IIRC). The <br>> command used to compile, should probably be something like this:<br><br>Or just use the most recent DTC.<br><br>-Scott<br><br></div></div></div><br>
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