1# SPDX-License-Identifier: GPL-2.0+ 2# 3# Copyright (C) 2018, Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi> 4# Copyright (C) 2018, Bin Meng <bmeng.cn@gmail.com> 5# 6# VirtIO is a virtualization standard for network and disk device drivers 7# where just the guest's device driver "knows" it is running in a virtual 8# environment, and cooperates with the hypervisor. This enables guests to 9# get high performance network and disk operations, and gives most of the 10# performance benefits of paravirtualization. In the U-Boot case, the guest 11# is U-Boot itself, while the virtual environment are normally QEMU targets 12# like ARM, RISC-V and x86. 13# 14# See http://docs.oasis-open.org/virtio/virtio/v1.0/virtio-v1.0.pdf for 15# the VirtIO specification v1.0. 16 17menu "VirtIO Drivers" 18 19config VIRTIO 20 bool 21 help 22 This option is selected by any driver which implements the virtio 23 transport, such as CONFIG_VIRTIO_MMIO or CONFIG_VIRTIO_PCI. 24 25config VIRTIO_MMIO 26 bool "Platform bus driver for memory mapped virtio devices" 27 select VIRTIO 28 help 29 This driver provides support for memory mapped virtio 30 platform device driver. 31 32config VIRTIO_PCI 33 bool "PCI driver for virtio devices" 34 depends on DM_PCI 35 select VIRTIO 36 help 37 This driver provides support for virtio based paravirtual device 38 drivers over PCI. 39 40config VIRTIO_SANDBOX 41 bool "Sandbox driver for virtio devices" 42 depends on SANDBOX 43 select VIRTIO 44 help 45 This driver provides support for Sandbox implementation of virtio 46 transport driver which is used for testing purpose only. 47 48config VIRTIO_NET 49 bool "virtio net driver" 50 depends on VIRTIO 51 help 52 This is the virtual net driver for virtio. It can be used with 53 QEMU based targets. 54 55config VIRTIO_BLK 56 bool "virtio block driver" 57 depends on VIRTIO 58 help 59 This is the virtual block driver for virtio. It can be used with 60 QEMU based targets. 61 62endmenu 63