Re: Crc32 Calculation Miss

[Guy Raviv <guyraviv8@gmail.com>]

Hi Andrew,

1. i checked the region which stores the code itself (called it MainFV), so
it is supposed to get updated only if i change the code.

2. i compared the binaries after the build, not in the system.

Thanks!

On Wed, Jun 6, 2018 at 6:43 PM, Andrew Fish <afish@apple.com> wrote:

>
> > On Jun 6, 2018, at 7:18 AM, Guy Raviv <guyraviv8@gmail.com> wrote:
> >
> > Hi Everyone,
> >
> > I have an odd problem.
> > In a specific module in my code (MRC training), code modification doesn't
> > change the BIOS Crc calculation.
> > 1. i checked in my project's fdf file if the FV base address and region
> > size defined are the same as the parameters i'm putting in the
> calculation.
>
> Guy,
>
> What region did you check? There are areas of the FLASH that get updated
> (NVRAM, region used by an embedded controller, etc.), or never get updated
> (system serial # programmed at the factory).
>
> > 2. i also compared two different binaries and found they are exactly the
> > same.
> >
>
> Did you compare the binaries as part of the build or on the system?
>
> Thanks,
>
> Andrew Fish
>
> > does anyone have any idea what can be wrong here or where should i check?
> >
> > Thanks,
> > Guy
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>
>