use invd instead of wbinvd in real mode start code

[Wolfgang Denk <wd@denx.de>]

Dear Andy,

In message <CAHp75VfuzMm=CPJ86GspRiiv+AAYbs+jFDKP2rfNmYhsmvOY+w@mail.gmail.com> you wrote:
> On Mon, Feb 17, 2020 at 5:09 PM Wolfgang Denk <wd@denx.de> wrote:
> > In message <CAHp75VdUY7zJfkc4YV-KTt1aEKg9Ggy6PsJAEOkgo9eCtQx9Kg@mail.gmail.com> you wrote:
> > >
> > > > > git bisect is the usual way to figure out the culprit.
> > > >
> > > > Too much work to do this way.
> >
> > If you find bisecting is too much work you probably still do it
> > manually. Why don't you use  tbot  to automize such boring and time
> > consuming tasks?
>
> Bisection time something about 10%, while 90% is flashing the board
> and, given the result, triggering either bad or good next cycle.

Yes, and this is exactly what tbot was made for - automating such
repeating, boring activities.  It is wasted life time to do this
manually.

Best regards,

Wolfgang Denk

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