Uniformize the Yes/No in the tables, expand the internal programming section and explain how to patch a defective flash descriptor. Change-Id: I972bb8948c29ce0eba46daa92ce6b6052db7b063 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/28833 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Patrick Rudolph <siro@das-labor.org> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>