This allows avoiding having gdb inside the target image, which might
be too resource-constrained, or otherwise inconvenient.
(From OE-Core rev: b903f250a7bbf04d5853f537b7565a80fb7ce1f3)
Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>