Linux doesn not boot from u-boot on ML403

Grant Likely grant.likely at
Tue Aug 28 23:02:44 EST 2007

On 8/28/07, Miroslaw Dach <miroslaw.dach at> wrote:
> Linux/PPC load: console=ttyUL0,9600 root=/dev/nfs rw
> nfsroot=,tcp
> ip=::::virtex4-mirek:eth0:dhcp panic=1
> Uncompressing Linux...
> After that system just hangs.
> I do not understand why it is possible to run zImage.elf straight from jtag
> but it hangs when started from u-boot.
> Is it any fundamental problem with running Linux from u-boot on ML403
> (Virtex-4) boards?

No there isn't.  It should work.  Most likely the kernel did not hang
immediately, but rather the console is not setup correctly.  You need
to halt the processor after the hang and look at __log_buf in memory
(Find the address in


> Best Regards
> Mirek

Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.
grant.likely at
(403) 399-0195

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