mirror of https://gitlab.com/YuriAlek/vfio
libvirt update
Yuri Alek
5 years ago
parent
469e810e81
commit
0d25afdeb9
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#!/usr/bin/env bash
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## QEMU hooks. How to use.
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# chmod +x qemu
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# sudo ln -sf "$(pwd)/qemu" /etc/libvirt/hooks/qemu
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## Virsh devices.
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VIRSH_GPU="pci_0000_06_00_0"
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VIRSH_GPU_AUDIO="pci_0000_06_00_1"
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## Log file. Only tells if the GPU was un/binded correctly.
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LOG=/tmp/qemu_log.txt
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if [[ "$1" == "GPU"* ]]; then
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if [ "$2" == "prepare" ]; then
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## Kill the Window Manager. Yours may vary.
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killall i3 > /dev/null 2>&1
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sleep 5 ## Just in case
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## Remove the framebuffer and console
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echo 0 > /sys/class/vtconsole/vtcon0/bind
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echo 0 > /sys/class/vtconsole/vtcon1/bind
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echo efi-framebuffer.0 > /sys/bus/platform/drivers/efi-framebuffer/unbind
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## Detach the GPU and USB
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virsh nodedev-detach "$VIRSH_GPU" >> "$LOG" 2>&1
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virsh nodedev-detach "$VIRSH_GPU_AUDIO" >> "$LOG" 2>&1
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## Load vfio.
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modprobe vfio-pci
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## Start the network.
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if [[ $(virsh net-list --all | grep "virt1" | awk '{print $2}') != "active" ]]; then
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virsh net-start virt1
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fi
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fi
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if [ "$2" == "release" ]; then
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## Stop the network.
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if [ "$(virsh net-list --all | grep "virt1" | awk '{print $2}')" == "active" ]; then
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## "destroy" actually stops it.
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virsh net-destroy virt1
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fi
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## Unload vfio module.
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modprobe -r vfio-pci
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modprobe -r vfio_iommu_type1
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modprobe -r vfio
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## Reattach the GPU and USB.
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virsh nodedev-reattach "$VIRSH_GPU_AUDIO" >> "$LOG" 2>&1
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virsh nodedev-reattach "$VIRSH_GPU" >> "$LOG" 2>&1
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## Reload the framebuffer and console.
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echo 1 > /sys/class/vtconsole/vtcon0/bind
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nvidia-xconfig --query-gpu-info > /dev/null 2>&1
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echo "efi-framebuffer.0" > /sys/bus/platform/drivers/efi-framebuffer/bind
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fi
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fi
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@ -0,0 +1,16 @@
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<network>
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<name>virt1</name>
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<uuid>c387430a-d3f9-4859-a9bd-3a25987de672</uuid>
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<forward dev='enp3s0' mode='nat'>
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<interface dev='enp3s0'/>
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</forward>
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<bridge name='virbr1' stp='on' delay='0'/>
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<mac address='52:54:00:c8:36:d2'/>
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<domain name='virt1'/>
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<ip address='192.168.100.1' netmask='255.255.255.0'>
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<dhcp>
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<range start='192.168.100.128' end='192.168.100.254'/>
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</dhcp>
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</ip>
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</network>
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@ -1,83 +0,0 @@
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#!/bin/bash
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## IOMMU groups
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IOMMU_GPU=06:00.0
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IOMMU_GPU_AUDIO=06:00.1
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IOMMU_USB=07:00.3
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IOMMU_AUDIO=08:00.3
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## Virsh devices
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VIRSH_GPU=pci_0000_06_00_0
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VIRSH_GPU_AUDIO=pci_0000_06_00_1
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VIRSH_USB=pci_0000_07_00_3
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VIRSH_AUDIO=pci_0000_08_00_3
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## PCI BUS ID
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videoid="10de 1184"
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audioid="10de 0e0a"
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videobusid="0000:${IOMMU_GPU}"
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audiobusid="0000:${IOMMU_GPU_AUDIO}"
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## QEMU options
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RAM=12G
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## Ulimit
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ULIMIT=$(ulimit -a | grep "max locked memory" | awk '{print $6}')
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ULIMIT_TARGET=$(( $(echo $RAM | tr -d 'G') * 1048576 + 100000 ))
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## Log file
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LOG=/tmp/passthrough.log
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## Virtual interface name
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VIRTNAME=virt1
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if [[ $1 == "win10" ]]; then
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if [[ $2 == "prepare" ]]; then
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## Memory lock limit
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[[ $ULIMIT != $ULIMIT_TARGET ]] && ulimit -l $ULIMIT_TAGET
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## Kill the Window Manager
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killall i3 > /dev/null 2>&1
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sleep 5
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## Remove the framebuffer and console
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echo 0 > /sys/class/vtconsole/vtcon0/bind
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echo 0 > /sys/class/vtconsole/vtcon1/bind
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echo efi-framebuffer.0 > /sys/bus/platform/drivers/efi-framebuffer/unbind
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## Detach the GPU and USB
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virsh nodedev-detach $VIRSH_GPU >> $LOG 2>&1
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virsh nodedev-detach $VIRSH_GPU_AUDIO >> $LOG 2>&1
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virsh nodedev-detach $VIRSH_USB >> $LOG 2>&1
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## Load vfio
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modprobe vfio-pci
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## Start the network
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if [[ $(virsh net-list --all | grep $VIRTNAME | awk '{print $2}') != "active" ]]; then
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virsh net-start $VIRTNAME
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fi
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fi
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if [[ $2 == 'release' ]]; then
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## Unload vfio module
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modprobe -r vfio-pci
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modprobe -r vfio_iommu_type1
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modprobe -r vfio
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## Reattach the GPU and USB
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virsh nodedev-reattach $VIRSH_USB >> $LOG 2>&1
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virsh nodedev-reattach $VIRSH_GPU_AUDIO >> $LOG 2>&1
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virsh nodedev-reattach $VIRSH_GPU >> $LOG 2>&1
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## Reload the framebuffer and console
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echo 1 > /sys/class/vtconsole/vtcon0/bind
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nvidia-xconfig --query-gpu-info > /dev/null 2>&1
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echo "efi-framebuffer.0" > /sys/bus/platform/drivers/efi-framebuffer/bind
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## Restore ulimit
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ulimit -l $ULIMIT
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fi
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fi
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@ -1,13 +0,0 @@
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<network ipv6='yes'>
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<name>virt1</name>
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<uuid>046a1f8f-e46c-4517-8f8e-6c793a8b57a2</uuid>
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<bridge name='virbr1' stp='on' delay='0'/>
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<mac address='52:54:00:db:9d:9b'/>
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<domain name='virt1'/>
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<ip address='10.10.10.1' netmask='255.255.255.0'>
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<dhcp>
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<range start='10.10.10.128' end='10.10.10.254'/>
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</dhcp>
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</ip>
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</network>
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@ -1,141 +0,0 @@
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<domain type='kvm' xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'>
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<name>win10</name>
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<uuid>49a79759-dfa2-4670-a6f6-eab2d6794abd</uuid>
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<memory unit='KiB'>12582910</memory>
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<currentMemory unit='KiB'>12582910</currentMemory>
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<vcpu placement='static' cpuset='0-12'>12</vcpu>
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<iothreads>1</iothreads>
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<cputune>
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<vcpupin vcpu='0' cpuset='0'/>
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<vcpupin vcpu='1' cpuset='1'/>
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<vcpupin vcpu='2' cpuset='2'/>
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<vcpupin vcpu='3' cpuset='3'/>
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<vcpupin vcpu='4' cpuset='4'/>
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<vcpupin vcpu='5' cpuset='5'/>
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<vcpupin vcpu='6' cpuset='6'/>
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<vcpupin vcpu='7' cpuset='7'/>
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<vcpupin vcpu='8' cpuset='8'/>
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<vcpupin vcpu='9' cpuset='9'/>
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<vcpupin vcpu='10' cpuset='10'/>
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<vcpupin vcpu='11' cpuset='11'/>
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<emulatorpin cpuset='0-6'/>
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<iothreadpin iothread='1' cpuset='0-1'/>
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</cputune>
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<numatune>
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<memory mode='strict' nodeset='0'/>
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</numatune>
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<os>
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<type arch='x86_64' machine='pc-i440fx-3.1'>hvm</type>
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<loader readonly='yes' type='pflash'>/usr/share/ovmf/x64/OVMF_CODE.fd</loader>
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<nvram>/var/lib/libvirt/qemu/nvram/win10_VARS.fd</nvram>
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<boot dev='cdrom'/>
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<boot dev='hd'/>
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</os>
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<features>
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<acpi/>
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<apic/>
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<hyperv>
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<relaxed state='on'/>
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<vapic state='on'/>
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<spinlocks state='on' retries='8191'/>
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<vendor_id state='on' value='123456789ab'/>
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</hyperv>
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<kvm>
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<hidden state='on'/>
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</kvm>
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<vmport state='off'/>
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</features>
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<cpu mode='host-model' check='partial'>
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<model fallback='allow'/>
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<topology sockets='1' cores='6' threads='2'/>
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<cache level='3' mode='emulate'/>
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<feature name='ht'/>
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<feature name='xsaves'/>
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<feature name='cmp_legacy'/>
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<feature name='extapic'/>
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<feature name='skinit'/>
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<feature name='wdt'/>
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<feature name='tce'/>
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<feature policy='require' name='topoext'/>
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<feature name='perfctr_core'/>
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<feature name='perfctr_nb'/>
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<feature name='invtsc'/>
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<numa>
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<cell id='0' cpus='0-11' memory='12582912' unit='KiB'/>
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</numa>
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</cpu>
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<clock offset='localtime'>
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<timer name='rtc' tickpolicy='catchup'/>
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<timer name='pit' tickpolicy='delay'/>
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<timer name='hpet' present='no'/>
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<timer name='hypervclock' present='yes'/>
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</clock>
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<on_poweroff>destroy</on_poweroff>
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<on_reboot>restart</on_reboot>
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<on_crash>destroy</on_crash>
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<pm>
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<suspend-to-mem enabled='no'/>
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<suspend-to-disk enabled='no'/>
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</pm>
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<devices>
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<emulator>/usr/bin/qemu-system-x86_64</emulator>
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<disk type='file' device='disk'>
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<driver name='qemu' type='raw'/>
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<source file='/windows.raw'/>
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<target dev='sda' bus='scsi'/>
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<address type='drive' controller='0' bus='0' target='0' unit='0'/>
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</disk>
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<disk type='file' device='cdrom'>
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<driver name='qemu' type='raw'/>
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<source file='/windows10.iso'/>
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<target dev='hda' bus='ide'/>
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<readonly/>
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<address type='drive' controller='0' bus='0' target='0' unit='0'/>
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</disk>
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<disk type='file' device='cdrom'>
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<driver name='qemu' type='raw'/>
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<source file='/virtio-win.iso'/>
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<target dev='hdb' bus='ide'/>
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<readonly/>
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<address type='drive' controller='0' bus='0' target='0' unit='1'/>
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</disk>
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<controller type='usb' index='0' model='qemu-xhci' ports='15'>
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<address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
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</controller>
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<controller type='scsi' index='0' model='virtio-scsi'>
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<address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
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</controller>
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<controller type='pci' index='0' model='pci-root'/>
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<controller type='ide' index='0'>
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<address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
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</controller>
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<interface type='network'>
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<mac address='50:50:50:48:5a:fc'/>
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<source network='virt1'/>
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<model type='virtio'/>
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<address type='pci' domain='0x0000' bus='0x00' slot='0x08' function='0x0'/>
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</interface>
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<hostdev mode='subsystem' type='pci' managed='yes'>
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<source>
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<address domain='0x0000' bus='0x06' slot='0x00' function='0x0'/>
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</source>
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<rom file='/GK104_80.04.C3.00.0F-MODED.rom'/>
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<address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0'/>
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</hostdev>
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<hostdev mode='subsystem' type='pci' managed='yes'>
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<source>
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<address domain='0x0000' bus='0x06' slot='0x00' function='0x1'/>
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</source>
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<address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/>
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</hostdev>
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<hostdev mode='subsystem' type='pci' managed='yes'>
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<source>
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<address domain='0x0000' bus='0x07' slot='0x00' function='0x3'/>
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</source>
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<address type='pci' domain='0x0000' bus='0x00' slot='0x07' function='0x0'/>
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</hostdev>
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<memballoon model='virtio'>
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<address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/>
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</memballoon>
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</devices>
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</domain>
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