virtio_operations Struct Reference

Virtio device operations. More...

#include <virtio.h>

Data Fields
int(*	reset )(struct virtio_device *virtio)
	Reset device.
unsigned int(*	status )(struct virtio_device *virtio)
	Report driver status.
void(*	supported )(struct virtio_device *virtio)
	Get supported features.
void(*	negotiate )(struct virtio_device *virtio)
	Set negotiated features.
void(*	size )(struct virtio_device *virtio, struct virtio_queue *queue, unsigned int count)
	Set queue size.
void(*	enable )(struct virtio_device *virtio, struct virtio_queue *queue)
	Enable queue.

Detailed Description

Virtio device operations.

Definition at line 335 of file virtio.h.

Field Documentation

reset

int(* virtio_operations::reset) (struct virtio_device *virtio)

Reset device.

Parameters

virtio

Virtio device

Return values

rc	Return status code

Definition at line 342 of file virtio.h.

Referenced by virtio_reset().

status

unsigned int(* virtio_operations::status) (struct virtio_device *virtio)

Report driver status.

Parameters

virtio

Virtio device

Return values

stat	Actual device status

Definition at line 349 of file virtio.h.

Referenced by virtio_status().

supported

void(* virtio_operations::supported) (struct virtio_device *virtio)

Get supported features.

Parameters

virtio

Virtio device

Definition at line 355 of file virtio.h.

Referenced by virtio_negotiate().

negotiate

void(* virtio_operations::negotiate) (struct virtio_device *virtio)

Set negotiated features.

Parameters

virtio

Virtio device

Definition at line 361 of file virtio.h.

Referenced by virtio_negotiate().

size

void(* virtio_operations::size) (struct virtio_device *virtio, struct virtio_queue *queue, unsigned int count)

Set queue size.

Parameters

virtio	Virtio device
queue	Virtio queue
count	Requested size

Definition at line 369 of file virtio.h.

Referenced by virtio_enable().

enable

void(* virtio_operations::enable) (struct virtio_device *virtio, struct virtio_queue *queue)

Enable queue.

Parameters

virtio	Virtio device
queue	Virtio queue

Definition at line 377 of file virtio.h.

Referenced by virtio_enable().

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The documentation for this struct was generated from the following file:

• include/ipxe/virtio.h