[U-Boot] SPL and FIT images

michael at walle.cc michael at walle.cc
Thu May 19 17:38:49 CEST 2016


Am 2016-05-19 14:05, schrieb Lokesh Vutla:
> Hi Michael,
> 
> On Thursday 19 May 2016 05:16 PM, michael at walle.cc wrote:
>> Hi,
>> 
>> I'm looking into the FIT support in the SPL, because we are planning 
>> to
>> load bootloader from a filesystem (on a MMC device); the SPL will be
>> stored in a write-protected SPI flash. To make sure that a user does 
>> not
>> accidentally put a wrong bootloader image on the filesystem, we would
>> like to do some kind of compatiblity checking. I guess this can be 
>> done
>> with the FIT image and its compatibility node. Looking into the code I
>> found out, that FIT images only seems to be supported when the
>> bootloader is loaded from raw MMC.
> 
> FIT support for other boot media was recently posted. Links below:
> 
> Fat FS:
> http://patchwork.ozlabs.org/patch/618400/
> http://patchwork.ozlabs.org/patch/618403/
> http://patchwork.ozlabs.org/patch/618405/
> 
> SPI:
> http://patchwork.ozlabs.org/patch/606959/
> 
> NAND:
> http://patchwork.ozlabs.org/patch/609326/
> 
> UART:
> http://patchwork.ozlabs.org/patch/623918/
> http://patchwork.ozlabs.org/patch/623919/
> http://patchwork.ozlabs.org/patch/623920/
> 
> Let me know if you need more info.

Ah, thanks :)

-michael


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