Hi Cleiton,

If you are buildling core-image-{sato, minimal}, for install you need to 
add into local.conf:

CORE_IMAGE_EXTRA_INSTALL += "xyz"

Please read the documentation,

http://www.yoctoproject.org/docs/1.7.1/dev-manual/dev-manual.html#usingpoky-extend-customimage

Kind regards,

     alimon

On 27/01/15 13:10, Cleiton Bueno wrote:
> I have a package .deb in deploy/deb/all/xyz.deb is possible to install it
> with ROOTFS_POSTPROCESS_COMMAND?
>
>
>