[meta-freescale] Unaligned memory accesses exception

Fabio Estevam festevam at gmail.com
Tue Aug 21 06:06:29 PDT 2018

Hi Fernando,

On Tue, Aug 21, 2018 at 9:19 AM, Fernando AE <fernando.ae2017 at gmail.com> wrote:
> Hello all,
> I'm bringing up U-Boot for an iMX6UL board, and I've encountered
> unaligned memory accesses exceptions while I was trying to test the
> ETH commands (e.g., 'ping').
> After investigation, I found out that the iMX6UL processor traps
> unaligned memory accesses by default. As a workaround, I disabled
> theses checks, hoping for negligible performance loss.
> I'm wondering if it is a bad idea to disable unaligned memory accesses
> during the U-Boot execution, regarding performance issues or other
> drawbacks at the kernel level.

This is a bit off topic in this list.

The U-Boot list would be a better place to ask about it if you are
using a mainline U-Boot.

More information about the meta-freescale mailing list