rt-thread/bsp/qemu-vexpress-a9/drivers/Kconfig

config RT_USING_UART0
    bool "Enable UART0"
    default n

config RT_USING_UART1
    bool "Enable UART1"
    default y

config BSP_DRV_CLCD
    bool "CLCD driver"
    depends on RT_USING_GUIENGINE
    default y

config BSP_DRV_EMAC
    bool "EMAC driver"
    depends on RT_USING_LWIP
    default y