mynote/openstack/passthrough.md

显卡穿透

https://blog.csdn.net/u012336567/article/details/74743168

sudo nano /etc/default/grub
#GRUB_CMDLINE_LINUX_DEFAULT="quiet splash intel_iommu=on vfio-pci.ids=1002:67df,1002:aaf0"
sudo update-grub
sudo update-grub2


sudo nano /etc/modprobe.d/blacklist.conf

blacklist nouveau
blacklist lbm-nouveau
options nouveau modeset=0
alias nouveau off
alias lbm-nouveau offenter code here


#blacklist amdgpu
#options amdgpu  modeset=0
#alias amdgpu off



sudo nano /etc/modprobe.d/nouveau-kms.conf

# options nouveau modeset=0

sudo nano /etc/modprobe.d/amdgpu-kms.conf
#options amdgpu modeset=0



nano /etc/modprobe.d/vfio.conf

options vfio-pci ids=10de:1401,10de:0fba

sudo nano /etc/initramfs-tools/modules

vfio
vfio_iommu_type1
vfio_pci
vfio_virqfd

sudo update-initramfs -u


nano /etc/libvirt/qemu.conf

nvram = ["/usr/share/OVMF/OVMF_CODE.fd:/usr/share/OVMF/OVMF_VARS.fd"]