VIRTIO(4) | Device Drivers Manual | VIRTIO(4) |
virtio
—
Para-virtualized I/O in a virtual machine
virtio* at fdt?
virtio* at pci? dev ? function ?
ld* at virtio?
viocon* at virtio?
vioif* at virtio?
viomb* at virtio?
viornd* at virtio?
vioscsi* at virtio?
virtio
defines an interface for efficient,
standard and extensible I/O between the hypervisor and the virtual machine.
The virtio
device driver represents an emulated
device that the hypervisor makes available to the virtual machine.
virtio
driver itself provides the core
infrastructure to communicate with the hypervisor (called virtqueues) and
supports the following devices:
ld(4), pci(4), viocon(4), vioif(4), viomb(4), viornd(4), vioscsi(4)
Rusty Russell, IBM Corporation, Virtio PCI Card Specification, http://ozlabs.org/~rusty/virtio-spec/.
Virtual I/O Device (VIRTIO) Version 1.0, https://docs.oasis-open.org/virtio/virtio/v1.0/virtio-v1.0.html.
The virtio
driver first appeared in
NetBSD 6.0.
June 7, 2018 | NetBSD 10.99 |