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Data Structures
struct	virtio_vring_t

union	pci_addr_t

struct	virtio_if_t

struct	virtio_main_t

Macros
#define	foreach_virtio_if_flag

#define	TX_QUEUE(X) ((X*2) + 1)

#define	RX_QUEUE(X) (X*2)

#define	TX_QUEUE_ACCESS(X) (X/2)

#define	RX_QUEUE_ACCESS(X) (X/2)

#define	VIRTIO_NUM_RX_DESC 256

#define	VIRTIO_NUM_TX_DESC 256

#define	foreach_virtio_if_types

#define	VIRTIO_RING_FLAG_MASK_INT 1

#define	VIRTIO_EVENT_START_TIMER 1

#define	VIRTIO_EVENT_STOP_TIMER 2

#define	VRING_TX_OUT_OF_ORDER 1

#define	virtio_log_debug(vif, f, ...)

#define	virtio_log_warning(vif, f, ...)

#define	virtio_log_error(vif, f, ...)

Typedefs
typedef struct _virtio_pci_func	virtio_pci_func_t

Enumerations
enum	virtio_if_flag_t { foreach_virtio_if_flag }

enum	virtio_if_type_t { VIRTIO_IF_N_TYPES = (1 << 3) }

Functions
clib_error_t *	virtio_vring_init (vlib_main_t vm, virtio_if_t vif, u16 idx, u16 sz)

clib_error_t *	virtio_vring_free_rx (vlib_main_t vm, virtio_if_t vif, u32 idx)

clib_error_t *	virtio_vring_free_tx (vlib_main_t vm, virtio_if_t vif, u32 idx)

void	virtio_vring_set_rx_queues (vlib_main_t vm, virtio_if_t vif)

void	virtio_free_buffers (vlib_main_t vm, virtio_vring_t vring)

void	virtio_set_net_hdr_size (virtio_if_t *vif)

void	virtio_show (vlib_main_t vm, u32 hw_if_indices, u8 show_descr, u32 type)

void	virtio_set_packet_coalesce (virtio_if_t *vif)

clib_error_t *	virtio_set_packet_buffering (virtio_if_t *vif, u16 size)

void	virtio_pci_legacy_notify_queue (vlib_main_t vm, virtio_if_t vif, u16 queue_id, u16 queue_notify_offset)

void	virtio_pci_modern_notify_queue (vlib_main_t vm, virtio_if_t vif, u16 queue_id, u16 queue_notify_offset)

static_always_inline void	virtio_kick (vlib_main_t vm, virtio_vring_t vring, virtio_if_t *vif)

Variables
virtio_main_t	virtio_main

vnet_device_class_t	virtio_device_class

vlib_node_registration_t	virtio_input_node
	(constructor) VLIB_REGISTER_NODE (virtio_input_node) More...

vlib_node_registration_t	virtio_send_interrupt_node
	(constructor) VLIB_REGISTER_NODE (virtio_send_interrupt_node) More...

format_function_t	format_virtio_device_name

format_function_t	format_virtio_log_name

Macro Definition Documentation

◆ foreach_virtio_if_flag

#define foreach_virtio_if_flag

Value:

_(0, ADMIN_UP, "admin-up") \

_(1, DELETING, "deleting")

Definition at line 26 of file virtio.h.

◆ foreach_virtio_if_types

#define foreach_virtio_if_types

Value:

_ (TAP, 0)                    \
  _ (TUN, 1)                    \
  _ (PCI, 2)

Definition at line 45 of file virtio.h.

◆ RX_QUEUE

#define RX_QUEUE ( X ) (X*2)

Definition at line 38 of file virtio.h.

◆ RX_QUEUE_ACCESS

#define RX_QUEUE_ACCESS ( X ) (X/2)

Definition at line 40 of file virtio.h.

◆ TX_QUEUE

#define TX_QUEUE ( X ) ((X*2) + 1)

Definition at line 37 of file virtio.h.

◆ TX_QUEUE_ACCESS

#define TX_QUEUE_ACCESS ( X ) (X/2)

Definition at line 39 of file virtio.h.

◆ VIRTIO_EVENT_START_TIMER

#define VIRTIO_EVENT_START_TIMER 1

Definition at line 60 of file virtio.h.

◆ VIRTIO_EVENT_STOP_TIMER

#define VIRTIO_EVENT_STOP_TIMER 2

Definition at line 61 of file virtio.h.

◆ virtio_log_debug

#define virtio_log_debug	(	vif,
		f,
		...
	)

Value:

{                                                               \
  vlib_log(VLIB_LOG_LEVEL_DEBUG, virtio_main.log_default,       \
           "%U: " f, format_virtio_log_name, vif,               \
           ##__VA_ARGS__);                                      \
};

Definition at line 272 of file virtio.h.

◆ virtio_log_error

#define virtio_log_error	(	vif,
		f,
		...
	)

Value:

{                                                               \
  vlib_log(VLIB_LOG_LEVEL_ERR, virtio_main.log_default,         \
           "%U: " f, format_virtio_log_name, vif,               \
           ##__VA_ARGS__);                                      \
};

Definition at line 286 of file virtio.h.

◆ virtio_log_warning

#define virtio_log_warning	(	vif,
		f,
		...
	)

Value:

{                                                               \
  vlib_log(VLIB_LOG_LEVEL_WARNING, virtio_main.log_default,     \
           "%U: " f, format_virtio_log_name, vif,               \
           ##__VA_ARGS__);                                      \
};

Definition at line 279 of file virtio.h.

◆ VIRTIO_NUM_RX_DESC

#define VIRTIO_NUM_RX_DESC 256

Definition at line 42 of file virtio.h.

◆ VIRTIO_NUM_TX_DESC

#define VIRTIO_NUM_TX_DESC 256

Definition at line 43 of file virtio.h.

◆ VIRTIO_RING_FLAG_MASK_INT

#define VIRTIO_RING_FLAG_MASK_INT 1

Definition at line 58 of file virtio.h.

◆ VRING_TX_OUT_OF_ORDER

#define VRING_TX_OUT_OF_ORDER 1

Definition at line 105 of file virtio.h.

Typedef Documentation

◆ virtio_pci_func_t

typedef struct _virtio_pci_func virtio_pci_func_t

Definition at line 126 of file virtio.h.

Enumeration Type Documentation

◆ virtio_if_flag_t

enum virtio_if_flag_t

Enumerator
foreach_virtio_if_flag

Definition at line 30 of file virtio.h.

◆ virtio_if_type_t

enum virtio_if_type_t

Enumerator
VIRTIO_IF_N_TYPES

Definition at line 50 of file virtio.h.

Function Documentation

◆ virtio_free_buffers()

void virtio_free_buffers	(	vlib_main_t *	vm,
		virtio_vring_t *	vring
	)

inline

Definition at line 128 of file virtio.c.

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◆ virtio_kick()

static_always_inline void virtio_kick	(	vlib_main_t *	vm,
		virtio_vring_t *	vring,
		virtio_if_t *	vif
	)

Definition at line 251 of file virtio.h.

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◆ virtio_pci_legacy_notify_queue()

void virtio_pci_legacy_notify_queue	(	vlib_main_t *	vm,
		virtio_if_t *	vif,
		u16	queue_id,
		u16	queue_notify_offset
	)

inline

Definition at line 214 of file virtio_pci_legacy.c.

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◆ virtio_pci_modern_notify_queue()

void virtio_pci_modern_notify_queue	(	vlib_main_t *	vm,
		virtio_if_t *	vif,
		u16	queue_id,
		u16	queue_notify_offset
	)

inline

Definition at line 405 of file virtio_pci_modern.c.

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◆ virtio_set_net_hdr_size()

void virtio_set_net_hdr_size ( virtio_if_t * vif )

inline

Definition at line 288 of file virtio.c.

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◆ virtio_set_packet_buffering()

clib_error_t* virtio_set_packet_buffering	(	virtio_if_t *	vif,
		u16	size
	)

Definition at line 203 of file virtio.c.

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◆ virtio_set_packet_coalesce()

void virtio_set_packet_coalesce ( virtio_if_t * vif )

Definition at line 188 of file virtio.c.

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◆ virtio_show()

void virtio_show	(	vlib_main_t *	vm,
		u32 *	hw_if_indices,
		u8	show_descr,
		u32	type
	)

inline

Definition at line 298 of file virtio.c.

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◆ virtio_vring_free_rx()

clib_error_t* virtio_vring_free_rx	(	vlib_main_t *	vm,
		virtio_if_t *	vif,
		u32	idx
	)

Definition at line 143 of file virtio.c.

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◆ virtio_vring_free_tx()

clib_error_t* virtio_vring_free_tx	(	vlib_main_t *	vm,
		virtio_if_t *	vif,
		u32	idx
	)

Definition at line 165 of file virtio.c.

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◆ virtio_vring_init()

clib_error_t* virtio_vring_init	(	vlib_main_t *	vm,
		virtio_if_t *	vif,
		u16	idx,
		u16	sz
	)

Definition at line 60 of file virtio.c.

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◆ virtio_vring_set_rx_queues()

void virtio_vring_set_rx_queues	(	vlib_main_t *	vm,
		virtio_if_t *	vif
	)

Definition at line 238 of file virtio.c.

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Variable Documentation

◆ format_virtio_device_name

format_function_t format_virtio_device_name

Definition at line 247 of file virtio.h.

◆ format_virtio_log_name

format_function_t format_virtio_log_name

Definition at line 248 of file virtio.h.

◆ virtio_device_class

vnet_device_class_t virtio_device_class

◆ virtio_input_node

vlib_node_registration_t virtio_input_node

(constructor) VLIB_REGISTER_NODE (virtio_input_node)

Definition at line 498 of file node.c.

◆ virtio_main

virtio_main_t virtio_main

Definition at line 37 of file virtio.c.

◆ virtio_send_interrupt_node

vlib_node_registration_t virtio_send_interrupt_node

(constructor) VLIB_REGISTER_NODE (virtio_send_interrupt_node)

Definition at line 74 of file virtio_process.c.

Data Structures

Macros

Typedefs

Enumerations

Functions

Variables

Macro Definition Documentation

◆ foreach_virtio_if_flag

◆ foreach_virtio_if_types

◆ RX_QUEUE

◆ RX_QUEUE_ACCESS

◆ TX_QUEUE

◆ TX_QUEUE_ACCESS

◆ VIRTIO_EVENT_START_TIMER

◆ VIRTIO_EVENT_STOP_TIMER

◆ virtio_log_debug

◆ virtio_log_error

◆ virtio_log_warning

◆ VIRTIO_NUM_RX_DESC

◆ VIRTIO_NUM_TX_DESC

◆ VIRTIO_RING_FLAG_MASK_INT

◆ VRING_TX_OUT_OF_ORDER

Typedef Documentation

◆ virtio_pci_func_t

Enumeration Type Documentation

◆ virtio_if_flag_t

◆ virtio_if_type_t

Function Documentation

◆ virtio_free_buffers()

◆ virtio_kick()

◆ virtio_pci_legacy_notify_queue()

◆ virtio_pci_modern_notify_queue()

◆ virtio_set_net_hdr_size()

◆ virtio_set_packet_buffering()

◆ virtio_set_packet_coalesce()

◆ virtio_show()

◆ virtio_vring_free_rx()

◆ virtio_vring_free_tx()

◆ virtio_vring_init()

◆ virtio_vring_set_rx_queues()

Variable Documentation

◆ format_virtio_device_name

◆ format_virtio_log_name

◆ virtio_device_class

◆ virtio_input_node

◆ virtio_main

◆ virtio_send_interrupt_node