rt-thread/components/drivers/nvme/Kconfig

menuconfig RT_USING_NVME
    bool "Using Non-Volatile Memory Express (NVME) device drivers"
    depends on RT_USING_DM
    depends on RT_USING_BLK
    depends on RT_USING_DMA
    default n

config RT_USING_NVME_IO_QUEUE
    int "Number of I/O Command queue"
    depends on RT_USING_NVME
    default 2 if RT_THREAD_PRIORITY_8
    default 4 if RT_THREAD_PRIORITY_32
    default 8 if RT_THREAD_PRIORITY_256

config RT_NVME_PCI
    bool "NVME support on PCI bus"
    depends on RT_USING_NVME
    depends on RT_USING_PCI
    default y

if RT_USING_NVME
    osource "$(SOC_DM_NVME_DIR)/Kconfig"
endif