virtio.h File Reference

Main header file for Virtio driver API. More...

#include <zephyr/device.h>
#include "virtio/virtqueue.h"

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Data Structures
struct	virtio_driver_api
	Virtio api structure. More...

Typedefs
typedef uint16_t(*	virtio_enumerate_queues) (uint16_t queue_idx, uint16_t max_queue_size, void *opaque)
	Callback used during virtqueue enumeration.

Functions
static struct virtq *	virtio_get_virtqueue (const struct device *dev, uint16_t queue_idx)
	Returns virtqueue at given idx.
static void	virtio_notify_virtqueue (const struct device *dev, uint16_t queue_idx)
	Notifies virtqueue.
static void *	virtio_get_device_specific_config (const struct device *dev)
	Returns device specific config.
static bool	virtio_read_device_feature_bit (const struct device *dev, int bit)
	Returns feature bit offered by virtio device.
static int	virtio_write_driver_feature_bit (const struct device *dev, int bit, bool value)
	Sets feature bit.
static int	virtio_commit_feature_bits (const struct device *dev)
	Commits feature bits.
static int	virtio_init_virtqueues (const struct device *dev, uint16_t num_queues, virtio_enumerate_queues cb, void *opaque)
	Initializes virtqueues.
static void	virtio_finalize_init (const struct device *dev)
	Finalizes initialization of the virtio device.

Detailed Description

Main header file for Virtio driver API.