#
# For a description of the syntax of this configuration file,
# see the file kconfig-language.txt in the NuttX tools repository.
#

menuconfig DRIVERS_VIRTIO
	bool "Virtio Device Support"
	depends on OPENAMP
	default n

if DRIVERS_VIRTIO
config DRIVERS_VIRTIO_MMIO
	bool "Virtio MMIO Device Support"
	default n

config DRIVERS_VIRTIO_MMIO_QUEUE_LEN
	int "Virtio MMIO Virtio Queue Length"
	default 0
	range 0 1024
	depends on DRIVERS_VIRTIO_MMIO
	---help---
		If this value equals to 0, use the max queue length get from
		mmio register.

config DRIVERS_VIRTIO_BLK
	bool "Virtio block support"
	depends on !DISABLE_MOUNTPOINT
	default n

config DRIVERS_VIRTIO_NET
	bool "Virtio network support"
	depends on NETDEVICES
	default n
	select ARCH_HAVE_NETDEV_STATISTICS
	select NETDEV_LATEINIT

config DRIVERS_VIRTIO_NET_BUFNUM
	int "Virtio network driver buffer number"
	default 0
	depends on DRIVERS_VIRTIO_NET
	---help---
		The buffer number in each virtqueue. (We have 2 virtqueues.)
		If this value equals to 0, use CONFIG_IOB_NBUFFERS / 4 for each.
		Normally we get just a little improvement for >8 buffers, and very little for >32.

config DRIVERS_VIRTIO_RNG
	bool "Virtio rng support"
	default n
	select ARCH_HAVE_RNG

config DRIVERS_VIRTIO_SERIAL
	bool "Virtio serial support"
	depends on SERIAL
	default n
	select SERIAL_RXDMA
	select SERIAL_TXDMA

if DRIVERS_VIRTIO_SERIAL
config DRIVERS_VIRTIO_SERIAL_BUFSIZE
	int "Virtio serial driver buffer size"
	default 256
endif
endif # DRIVERS_VIRTIO