Virsh Passthrough PCI

• Unvollständig

Checken ob Fähigkeit da ist

• dmesg | grep -i dmar

[    0.000000] DMAR: IOMMU enabled
[    0.125443] DMAR: Forcing write-buffer flush capability
[    0.125444] DMAR: Disabling IOMMU for graphics on this chipset

List der Geräte

• virsh nodedev-list --tree

computer
  |
  +- pci_0000_00_00_0
  +- pci_0000_00_01_0
  |   |
  |   +- pci_0000_01_00_0
  |   +- pci_0000_01_00_1
  |     
  +- pci_0000_00_1b_0
  +- pci_0000_00_1c_0
  |   |
  |   +- pci_0000_03_00_0
  |       |
  |       +- net_enp3s0_a0_f3_c1_00_c1_c2
  |         
  +- pci_0000_00_1c_1
  |   |
  |   +- pci_0000_02_00_0
  |       |
  |       +- net_enp2s0_c8_60_00_74_d1_d8
  |         
  +- pci_0000_00_1d_0
  |   |
  |   +- usb_usb2
  |       |
  |       +- usb_2_0_1_0
  |         
  +- pci_0000_00_1d_1
  |   |
  |   +- usb_usb3
  |       |
  |       +- usb_3_0_1_0
  |       +- usb_3_1
  |       |   |
  |       |   +- usb_3_1_1_0
  |       |     
  |       +- usb_3_2
  |           |
  |           +- usb_3_2_1_0
  |             
  +- pci_0000_00_1d_2
  |   |
  |   +- usb_usb4
  |       |
  |       +- usb_4_0_1_0
  |         
  +- pci_0000_00_1d_3
  |   |
  |   +- usb_usb5
  |       |
  |       +- usb_5_0_1_0
  |         
  +- pci_0000_00_1d_7
  |   |
  |   +- usb_usb1
  |       |
  |       +- usb_1_0_1_0
  |         
  +- pci_0000_00_1e_0
  +- pci_0000_00_1f_0
  +- pci_0000_00_1f_1
  |   |
  |   +- scsi_host0
  |   +- scsi_host1
  |     
  +- pci_0000_00_1f_2
      |
      +- scsi_host2
      |   |
      |   +- scsi_target2_0_0
      |       |
      |       +- scsi_2_0_0_0
      |           |
      |           +- block_sda_SAMSUNG_HD253GJ_S24JJ90Z512194
      |           +- scsi_generic_sg0
      |             
      +- scsi_host3

Maskieren vom Hostsystem

• virsh nodedev-dettach pci_0000_00_1c_0