package vfio

import "gvisor.dev/gvisor/pkg/sentry/devices/tpuproxy/vfio"

Package vfio implements a proxy for VFIO devices.

Index ¶

• Constants
• func GetTPUDeviceMajor(vfsObj *vfs.VirtualFilesystem) (uint32, error)
• func RegisterTPUDevice(vfsObj *vfs.VirtualFilesystem, minor, deviceNum uint32, useDevGofer bool) error
• func RegisterVFIODevice(vfsObj *vfs.VirtualFilesystem, useDevGofer bool) error

Constants ¶

const (
	// VFIO_MINOR is the VFIO minor number from include/linux/miscdevice.h.
	VFIO_MINOR = 196

	// VFIOPath is the valid path to a VFIO device.
	VFIOPath = "/dev/vfio/vfio"
)

Functions ¶

func GetTPUDeviceMajor ¶

func GetTPUDeviceMajor(vfsObj *vfs.VirtualFilesystem) (uint32, error)

GetTPUDeviceMajor returns the dynamically allocated major number for the vfio device.

func RegisterTPUDevice ¶

func RegisterTPUDevice(vfsObj *vfs.VirtualFilesystem, minor, deviceNum uint32, useDevGofer bool) error

RegisterTPUDevice registers devices implemented by this package in vfsObj.

func RegisterVFIODevice ¶

func RegisterVFIODevice(vfsObj *vfs.VirtualFilesystem, useDevGofer bool) error

RegisterVFIODevice registers VFIO devices that are implemented by this package in vfsObj.

Source Files ¶

pci_device_fd.go pci_device_fd_mmap.go save_restore.go tpu_fd.go tpu_fd_mmap.go vfio.go vfio_fd.go vfio_fd_mmap.go