VirtioSerialRing.c File Reference

#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiLib.h>
#include <Library/VirtioLib.h>
#include "VirtioSerial.h"

Go to the source code of this file.

Functions
STATIC VOID *	BufferPtr (IN VIRTIO_SERIAL_RING *Ring, IN UINT32 BufferNr)
STATIC EFI_PHYSICAL_ADDRESS	BufferAddr (IN VIRTIO_SERIAL_RING *Ring, IN UINT32 BufferNr)
STATIC UINT32	BufferNext (IN VIRTIO_SERIAL_RING *Ring)
EFI_STATUS EFIAPI	VirtioSerialInitRing (IN OUT VIRTIO_SERIAL_DEV *Dev, IN UINT16 Index, IN UINT32 BufferSize)
VOID EFIAPI	VirtioSerialUninitRing (IN OUT VIRTIO_SERIAL_DEV *Dev, IN UINT16 Index)
VOID EFIAPI	VirtioSerialRingFillRx (IN OUT VIRTIO_SERIAL_DEV *Dev, IN UINT16 Index)
VOID EFIAPI	VirtioSerialRingClearTx (IN OUT VIRTIO_SERIAL_DEV *Dev, IN UINT16 Index)
EFI_STATUS EFIAPI	VirtioSerialRingSendBuffer (IN OUT VIRTIO_SERIAL_DEV *Dev, IN UINT16 Index, IN VOID *Data, IN UINT32 DataSize, IN BOOLEAN Notify)
BOOLEAN EFIAPI	VirtioSerialRingHasBuffer (IN OUT VIRTIO_SERIAL_DEV *Dev, IN UINT16 Index)
BOOLEAN EFIAPI	VirtioSerialRingGetBuffer (IN OUT VIRTIO_SERIAL_DEV *Dev, IN UINT16 Index, OUT VOID *Data, OUT UINT32 *DataSize)

Detailed Description

Driver for virtio-serial devices.

Helper functions to manage virtio rings.

SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file VirtioSerialRing.c.

Function Documentation

BufferAddr()

STATIC EFI_PHYSICAL_ADDRESS BufferAddr	(	IN VIRTIO_SERIAL_RING *	Ring,
		IN UINT32	BufferNr
	)

Definition at line 32 of file VirtioSerialRing.c.

BufferNext()

STATIC UINT32 BufferNext

(

IN VIRTIO_SERIAL_RING *

Ring

)

Definition at line 42 of file VirtioSerialRing.c.

BufferPtr()

STATIC VOID * BufferPtr	(	IN VIRTIO_SERIAL_RING *	Ring,
		IN UINT32	BufferNr
	)

Definition at line 22 of file VirtioSerialRing.c.

VirtioSerialInitRing()

EFI_STATUS EFIAPI VirtioSerialInitRing	(	IN OUT VIRTIO_SERIAL_DEV *	Dev,
		IN UINT16	Index,
		IN UINT32	BufferSize
	)

Definition at line 51 of file VirtioSerialRing.c.

VirtioSerialRingClearTx()

VOID EFIAPI VirtioSerialRingClearTx	(	IN OUT VIRTIO_SERIAL_DEV *	Dev,
		IN UINT16	Index
	)

Definition at line 226 of file VirtioSerialRing.c.

VirtioSerialRingFillRx()

VOID EFIAPI VirtioSerialRingFillRx	(	IN OUT VIRTIO_SERIAL_DEV *	Dev,
		IN UINT16	Index
	)

Definition at line 209 of file VirtioSerialRing.c.

VirtioSerialRingGetBuffer()

BOOLEAN EFIAPI VirtioSerialRingGetBuffer	(	IN OUT VIRTIO_SERIAL_DEV *	Dev,
		IN UINT16	Index,
		OUT VOID *	Data,
		OUT UINT32 *	DataSize
	)

Definition at line 307 of file VirtioSerialRing.c.

VirtioSerialRingHasBuffer()

BOOLEAN EFIAPI VirtioSerialRingHasBuffer	(	IN OUT VIRTIO_SERIAL_DEV *	Dev,
		IN UINT16	Index
	)

Definition at line 286 of file VirtioSerialRing.c.

VirtioSerialRingSendBuffer()

EFI_STATUS EFIAPI VirtioSerialRingSendBuffer	(	IN OUT VIRTIO_SERIAL_DEV *	Dev,
		IN UINT16	Index,
		IN VOID *	Data,
		IN UINT32	DataSize,
		IN BOOLEAN	Notify
	)

Definition at line 237 of file VirtioSerialRing.c.

VirtioSerialUninitRing()

VOID EFIAPI VirtioSerialUninitRing	(	IN OUT VIRTIO_SERIAL_DEV *	Dev,
		IN UINT16	Index
	)

Definition at line 174 of file VirtioSerialRing.c.