[U-Boot] bootm not taking dtb

Aggrwal Poonam-B10812 B10812 at freescale.com
Thu Jan 12 03:45:45 CET 2012



> -----Original Message-----
> From: u-boot-bounces at lists.denx.de [mailto:u-boot-bounces at lists.denx.de]
> On Behalf Of JR Rivers
> Sent: Thursday, January 12, 2012 6:49 AM
> To: u-boot at lists.denx.de
> Subject: Re: [U-Boot] bootm not taking dtb
> 
> 
> Ping
> 
> On Jan 11, 2012, at 1:47 PM, JR Rivers wrote:
> 
> >
> > I am working with a powerpc embedded system where u-boot seems to be
> passing in a constructed fdt (or one embedded in u-boot) as opposed to
> one that is either passed directly to bootm or as the third image of a
> multi-file image.
> >
> > I'm sure sure that the system is NOT using my dtb file because I
> modified the my linux platform file to print out the "model" and
> "compatible" properties of root, and they make sense, but are not the
> values that I pass in with my dtb.
> >
> > I've tried "bootm ${kerneladdr} - ${dtbaddr}" for nfs boot, and I've
> constructed a multi-file uImage with kernel:initramfs:dtb.  The behavior
> is the same in all cases.  Is this expected behavior, and if so, is there
> some way to force u-boot to use my dtb file?
Did you check that $(dtb_addr) is same as the location where your dtb is there.
I know this is trivial question I am asking.
Also can you specify which board and which u-boot version. I am assuming you are talking about Denx top of tree.
> >
> > Thanks,
> >
> > JR
> >
> >
> >
> >
> >
> >
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