[U-Boot] [PATCH] spl: add overall SPL size check

Simon Goldschmidt simon.k.r.goldschmidt at gmail.com
Mon Apr 22 20:29:19 UTC 2019



On 22.04.19 22:19, Tom Rini wrote:
> On Mon, Apr 22, 2019 at 09:48:06PM +0200, Simon Goldschmidt wrote:
> 
>> This adds a size check for SPL that can dynamically check generated
>> SPL binaries (including devicetree) for a size limit that ensures
>> this image plus global data, heap and stack fit in initial SRAM.
>>
>> Since some of these sizes are not available to make, a new host tool
>> 'spl_size_limit' is added that dumps the resulting maximum size for
>> an SPL binary to stdout. This tool is used in toplevel Makefile to
>> implement the size check on SPL binaries.
>>
>> Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt at gmail.com>
> 
> OK, this relies on very small parts of:
> https://patchwork.ozlabs.org/patch/1074741/ from Heinrich and I think
> it's appropriate to grab his S-o-B line and squash those parts in.
> Please speak up if either of you object.

I'm ok with that.
> 
>> ---
>>
>>   Kconfig            |  8 --------
>>   Makefile           |  2 +-
>>   common/spl/Kconfig | 36 ++++++++++++++++++++++++++++++++++++
>>   tools/Makefile     |  2 ++
>>   4 files changed, 39 insertions(+), 9 deletions(-)
> 
> The new tool code is missing :)

d'oh! I've just sent v2 with the tool included.

Regards,
Simon


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