use/tty: @$(call add_feature) @$(call xport,TTY_DEV) @$(call xport,TTY_RATE) ifeq (distro,$(IMAGE_CLASS)) @$(call add,BASE_PACKAGES,installer-feature-serial-stage3) endif use/tty/S0: use/tty @$(call add,THE_PACKAGES,agetty) @$(call add,TTY_DEV,ttyS0) @$(call set,TTY_RATE,115200) @$(call add,SYSLINUX_CFG,ttyS0)