Unexpected $M and $X packets

[Martin R]

wt., 18 gru 2018 o 02:09 Martin R <martin.rajwa@gmail.com> napisał(a):

> Hello,
>
> I am writing GDB stub for some tesnilica DSP chip. For front end we use
> xt-gdb. I noticed that it sends unexpectatly write memory packets like $X
> or $M. It happens for example while stepping. So, it is definitely not
> expected at this time right?
>
>
> PS: I also noticed that in this unexpected memory write packets it tries
> to write to the current instruction addres some trash characters (non ASCI
> ones).
>
> Do you have any clue what may cause it?
>
>
> Regards,
> Marcin Rajwa
>