[flashrom] Re: Humble request for advice

[sergiy rospysdiyenko]

Thx for reply, i have sorted it out already.

Regards,

Sergio

On Wed, 3 Feb 2021, 13:00 Buhrow, Simon,  wrote:
> Are you still at that point, mentioned below?
>
> If yes: Send a logfile of flashrom output (-V). This would make it easier
> to help.
>
> Regards,
>
> Simon
>
> *Von:* sergiy rospysdiyenko 
> *Gesendet:* Samstag, 12. Dezember 2020 11:40
> *An:* [e-mail]
> *Betreff:* [flashrom] Humble request for advice
>
> Greetings!
>
> Thanks for creating such wonderful tool.
>
> i would like to ask for a suggestion as developers of the tool will be the
> best one to ask.
>
> Basically i am trying to flash efi chip on imac,
> micronix MX25L6406E/MX25L6408E but just can't get any readings....
>
> i got an working macbook with same chip and once i connect to it,
> everything works like charm. i was able to read file from working macbook
> 10 times(8/10 checksum matched!). So i can assume my setup is correct! But
> no luck reading same chip from imac motherboard.
>
> Could you please suggest anything?
>
> Could it be that:
>  1) because chip is on password locked chip is not readable? (doesn't
>
> make sense though, right?)
>  2) maybe chip is faulty? which is very unlikely
>
>   3) could it be because chip is on motherboard and unsoldering it
>
> would help?
>   4) i am currently reading chip with  sudo flashrom -r oldefi1.bin -V
>
> -p linux_spi:dev=/dev/spidev0.0
>
> maybe there is some additional arguments, i should try.
>
> Regards,
>
> Sergio