
This device is not user-creatable and currently only used for the "alpha" target. So if the user does not want to compile alpha-softmmu, we should also not compile this device. Add a proper config switch to be able to compile this more flexibly. Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Thomas Huth <thuth@redhat.com>