Skip to content

PVE NVIDIA 显卡直通

直通准备

vim /etc/default/grub

/etc/default/grub
1
GRUB_CMDLINE_LINUX_DEFAULT="quiet amd_iommu=on iommu=pt video=efifb:off pcie_acs_override=downstream,multifunction"

配置生效 update-grub

直通配置

查找设备

Bash
1
2
3
lspci -nn | grep -i nvidia
# 3d:00.0 VGA compatible controller [0300]: NVIDIA Corporation GP104 [GeForce GTX 1070] [10de:1b81] (rev a1)
# 3d:00.1 Audio device [0403]: NVIDIA Corporation GP104 High Definition Audio Controller [10de:10f0] (rev a1)

添加设备 vim /etc/modprobe.d/vfio.conf

/etc/modprobe.d/vfio.conf
1
options vfio-pci ids=10de:2484,10de:228b

屏蔽驱动

Bash
1
2
echo "blacklist nouveau" > /etc/modprobe.d/blacklist-nouveau.conf
echo "options nvidia-drm modeset=0" >> /etc/modprobe.d/blacklist-nouveau.conf

更新生效

Bash
1
2
update-initramfs -u
reboot

检查状态

lspci -nnk -s 3d:00.0

注意

ACS Override 为实验性功能，存在一定 DMA 风险。