[Design] PSU firmware update

Matt Spinler mspinler at linux.ibm.com
Thu Jun 6 00:25:01 AEST 2019


On 6/5/2019 1:18 AM, Lei YU wrote:
>>> The PSU firmware code update will re-use the current interfaces to upload,
>>> verify, and activate the image.
>> We would like the option to be able to ship the PSU firmware as part of
>> the BMC image (in the root filesystem). This means that it is already
>> present and authenticated when the BMC boots. In this way, we know that
>> the current BMC firmware plays well with the PSU firmware and have fewer
>> variables to test for when making a release.
> Because the PSU firmware is part of BMC image, this seems a completely
> different approach, and more like part of BMC image update, is it?
> I would expect this should not be part of this design, what do you think?

FYI, I am 99% sure this is how IBM needs its systems to work as well.  
That being the case,

will you also be handling this design?



>> I suppose this could be done by skipping the download phase and simply
>> creating an activation object at boot and then initiating the FW
>> activation automatically.



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