On Tue, May 08, 2018 at 11:57:38AM +0100, Daniel Thompson wrote:
> > > > No sure how other OSes like Windows or ubuntu make this happen. But
> > > > they do call SetVariable during runtime such as to set OsIndications
> > > > or BootNext to reboot to BIOS system utility.
> > >
> > > Sorry, just noticed no one responded to this.
> > >
> > > The simple answer is that machines that run Windows always have a storage
> > > for
> > > the sole use of firmware - so the conflict of ownership between firmware
> > > and
> > > operating system never occurs.
> >
> > Draft specs says EBBR is OS neutral, I hope we will follow the same.
> > Then shouldn't we say use *dedicated* storage for firmware.
> > or we are going to say, use this for windows and that for Linux.
> > If we talk about device sharing (not now) but later it should be OS
> > neutral.
>
> The E in EBBR is embedded... and for some applications embedded implies
> significant work to reduce the BOM; cents do sometimes matter (and they
> certainly add up for high volume boards). This makes me very uncomfortable
> requiring additional storage, even for the relatively well resourced
> devices EBBR is likely to suit best.
I was certainly not suggesting anything else, merely pointing out why
Windows platforms don't have this problem.
If the EBBR is not OS neutral, it is pointless.
/
Leif
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