[U-Boot] U-Boot version issue

ba_f ba_f at rbg.informatik.tu-darmstadt.de
Mon Oct 12 15:52:28 CEST 2015


Am 2015-10-09 15:02, schrieb Simon Glass:
> +Marcel who is the maintainer
> 
> Hi,
> 
> On 8 October 2015 at 14:56, ba_f <ba_f at rbg.informatik.tu-darmstadt.de> 
> wrote:
>> 
>> Hello,
>> 
>> 
>> i have an issue with different U-Boot versions, and i have no clue 
>> what's
>> the problem.
>> Maybe someone's got an idea?
>> 
>> Working on Xilinx' ARM Platform i use U-Boot version
>> u-boot-xlnx-xilinx-v14.6.01, and it's all good with that one and even 
>> lower
>> versions.
>> But, using u-boot-xlnx-xilinx-v14.7 or higher results in serious CPU 
>> errors:
>> 
>> uboot> fatload mmc 0 0x00ffffc0 bootstrap.uimage
>> reading bootstrap.uimage
>> 6139968 bytes read in 528 ms (11.1 MiB/s)
>> uboot> go 0x01000000
> 
> What is that bootstrap program? Maybe you need to turn off the cache
> before starting it with the 'dcache off' command?
> 

Indeed DCache is the problem.

The old u-boot had CONFIG_SYS_DCACHE_OFF=y.



Thanks,
ba_f


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