mirror of https://gitlab.com/Karuri/vfio
Initial commit
commit
5084074d05
@ -0,0 +1,28 @@
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#!/bin/bash
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## Load the config file
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source "/etc/libvirt/hooks/kvm.conf"
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## Calculate number of hugepages to allocate from memory (in MB)
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HUGEPAGES="$(($MEMORY/$(($(grep Hugepagesize /proc/meminfo | awk '{print $2}')/1024))))"
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echo "Allocating hugepages..."
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echo $HUGEPAGES > /proc/sys/vm/nr_hugepages
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ALLOC_PAGES=$(cat /proc/sys/vm/nr_hugepages)
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TRIES=0
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while (( $ALLOC_PAGES != $HUGEPAGES && $TRIES < 1000 ))
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do
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echo 1 > /proc/sys/vm/compact_memory ## defrag ram
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echo $HUGEPAGES > /proc/sys/vm/nr_hugepages
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ALLOC_PAGES=$(cat /proc/sys/vm/nr_hugepages)
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echo "Succesfully allocated $ALLOC_PAGES / $HUGEPAGES"
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let TRIES+=1
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done
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if [ "$ALLOC_PAGES" -ne "$HUGEPAGES" ]
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then
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echo "Not able to allocate all hugepages. Reverting..."
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echo 0 > /proc/sys/vm/nr_hugepages
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exit 1
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fi
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#!/bin/bash
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shopt -s nullglob
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for g in /sys/kernel/iommu_groups/*; do
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echo "IOMMU Group ${g##*/}:"
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for d in $g/devices/*; do
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echo -e "\t$(lspci -nns ${d##*/})"
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done;
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done;
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#!/bin/bash
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## Enable CPU governor on-demand mode
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cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor
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for file in /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor; do echo "ondemand" > $file; done
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cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor
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#!/bin/bash
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## Enable CPU governor performance mode
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cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor
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for file in /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor; do echo "performance" > $file; done
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cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor
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@ -0,0 +1,6 @@
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#!/bin/bash
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## Load the config file
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source "/etc/libvirt/hooks/kvm.conf"
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echo 0 > /proc/sys/vm/nr_hugepages
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@ -0,0 +1,36 @@
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#!/bin/bash
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set -x
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## Load the config file
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source "/etc/libvirt/hooks/kvm.conf"
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# Unload VFIO-PCI Kernel Driver
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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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# Re-Bind GPU to AMD Driver
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virsh nodedev-reattach $VIRSH_GPU_VIDEO
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virsh nodedev-reattach $VIRSH_GPU_AUDIO
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virsh nodedev-reattach $VIRSH_GPU_USB
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virsh nodedev-reattach $VIRSH_GPU_SERIAL
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# Rebind VT consoles
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echo 1 > /sys/class/vtconsole/vtcon0/bind
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echo 0 > /sys/class/vtconsole/vtcon1/bind
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nvidia-xconfig --query-gpu-info > /dev/null 2>&1
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# Re-Bind EFI-Framebuffer
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echo "efi-framebuffer.0" > /sys/bus/platform/drivers/efi-framebuffer/bind
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#Load nvidia driver
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modprobe nvidia_drm
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modprobe nvidia_modeset
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modprobe drm_kms_helper
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modprobe nvidia
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modprobe i2c_nvidia_gpu
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modprobe drm
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# Restart Display Manager
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systemctl start lightdm.service
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#!/bin/bash
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# Helpful to read output when debugging
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set -x
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## Load the config file with our environmental variables
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source "/etc/libvirt/hooks/kvm.conf"
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# Stop display manager (KDE specific)
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systemctl stop lightdm.service
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# Unbind VTconsoles
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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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# Unbind EFI-Framebuffer
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echo efi-framebuffer.0 > /sys/bus/platform/drivers/efi-framebuffer/unbind
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# Avoid a race condition
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sleep 5
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# Unload all Nvidia drivers
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modprobe -r nvidia_drm
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modprobe -r nvidia_modeset
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modprobe -r drm_kms_helper
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modprobe -r nvidia
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modprobe -r i2c_nvidia_gpu
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modprobe -r drm
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# Unbind the GPU from display driver
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virsh nodedev-detach $VIRSH_GPU_VIDEO
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virsh nodedev-detach $VIRSH_GPU_AUDIO
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virsh nodedev-detach $VIRSH_GPU_USB
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virsh nodedev-detach $VIRSH_GPU_SERIAL
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# Load VFIO kernel module
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modprobe vfio
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modprobe vfio_pci
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modprobe vfio_iommu_type1
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@ -0,0 +1,216 @@
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<domain type="kvm">
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<name>win10</name>
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<uuid>9a6c9e8d-403e-4dbb-bee3-dabfe3c747a6</uuid>
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<metadata>
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<libosinfo:libosinfo xmlns:libosinfo="http://libosinfo.org/xmlns/libvirt/domain/1.0">
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<libosinfo:os id="http://microsoft.com/win/10"/>
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</libosinfo:libosinfo>
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</metadata>
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<memory unit="KiB">12582912</memory>
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<currentMemory unit="KiB">12582912</currentMemory>
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<memoryBacking>
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<hugepages/>
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</memoryBacking>
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<vcpu placement="static">8</vcpu>
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<iothreads>4</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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<emulatorpin cpuset="0,3"/>
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<iothreadpin iothread="1" cpuset="0-1"/>
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<iothreadpin iothread="2" cpuset="2-3"/>
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<iothreadpin iothread="3" cpuset="4-5"/>
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<iothreadpin iothread="4" cpuset="6-7"/>
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</cputune>
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<os>
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<type arch="x86_64" machine="pc-q35-5.1">hvm</type>
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<loader readonly="yes" secure="yes" type="pflash">/usr/share/edk2-ovmf/x64/OVMF_CODE.secboot.fd</loader>
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<nvram>/var/lib/libvirt/qemu/nvram/win10_VARS.fd</nvram>
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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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<vpindex state="on"/>
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<synic state="on"/>
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<stimer state="on"/>
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<reset state="on"/>
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<vendor_id state="on" value="Dell"/>
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<frequencies state="on"/>
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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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<smm state="on"/>
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<ioapic driver="kvm"/>
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</features>
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<cpu mode="host-passthrough" check="none" migratable="on">
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<topology sockets="1" dies="1" cores="4" threads="2"/>
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<cache mode="passthrough"/>
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<feature policy="require" name="topoext"/>
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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="qcow2"/>
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<source file="/media/HardDrive/VMs/win10.qcow2"/>
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<target dev="vda" bus="virtio"/>
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<boot order="1"/>
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<address type="pci" domain="0x0000" bus="0x06" slot="0x00" function="0x0"/>
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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="0x02" slot="0x00" function="0x0"/>
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</controller>
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<controller type="sata" index="0">
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<address type="pci" domain="0x0000" bus="0x00" slot="0x1f" function="0x2"/>
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</controller>
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<controller type="pci" index="0" model="pcie-root"/>
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<controller type="pci" index="1" model="pcie-root-port">
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<model name="pcie-root-port"/>
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<target chassis="1" port="0x10"/>
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<address type="pci" domain="0x0000" bus="0x00" slot="0x02" function="0x0" multifunction="on"/>
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</controller>
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<controller type="pci" index="2" model="pcie-root-port">
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<model name="pcie-root-port"/>
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<target chassis="2" port="0x11"/>
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<address type="pci" domain="0x0000" bus="0x00" slot="0x02" function="0x1"/>
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</controller>
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<controller type="pci" index="3" model="pcie-root-port">
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<model name="pcie-root-port"/>
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<target chassis="3" port="0x12"/>
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<address type="pci" domain="0x0000" bus="0x00" slot="0x02" function="0x2"/>
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</controller>
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<controller type="pci" index="4" model="pcie-root-port">
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<model name="pcie-root-port"/>
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<target chassis="4" port="0x13"/>
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<address type="pci" domain="0x0000" bus="0x00" slot="0x02" function="0x3"/>
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</controller>
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<controller type="pci" index="5" model="pcie-root-port">
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<model name="pcie-root-port"/>
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<target chassis="5" port="0x14"/>
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<address type="pci" domain="0x0000" bus="0x00" slot="0x02" function="0x4"/>
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</controller>
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<controller type="pci" index="6" model="pcie-root-port">
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<model name="pcie-root-port"/>
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<target chassis="6" port="0x15"/>
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<address type="pci" domain="0x0000" bus="0x00" slot="0x02" function="0x5"/>
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</controller>
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<controller type="pci" index="7" model="pcie-root-port">
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<model name="pcie-root-port"/>
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<target chassis="7" port="0x16"/>
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<address type="pci" domain="0x0000" bus="0x00" slot="0x02" function="0x6"/>
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</controller>
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<controller type="pci" index="8" model="pcie-to-pci-bridge">
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<model name="pcie-pci-bridge"/>
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<address type="pci" domain="0x0000" bus="0x04" slot="0x00" function="0x0"/>
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</controller>
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<controller type="pci" index="9" model="pcie-root-port">
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<model name="pcie-root-port"/>
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<target chassis="9" port="0x8"/>
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<address type="pci" domain="0x0000" bus="0x00" slot="0x01" function="0x0" multifunction="on"/>
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</controller>
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<controller type="pci" index="10" model="pcie-root-port">
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<model name="pcie-root-port"/>
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<target chassis="10" port="0x9"/>
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<address type="pci" domain="0x0000" bus="0x00" slot="0x01" function="0x1"/>
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</controller>
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<controller type="pci" index="11" model="pcie-root-port">
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<model name="pcie-root-port"/>
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<target chassis="11" port="0xa"/>
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<address type="pci" domain="0x0000" bus="0x00" slot="0x01" function="0x2"/>
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</controller>
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<controller type="virtio-serial" index="0">
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<address type="pci" domain="0x0000" bus="0x03" slot="0x00" function="0x0"/>
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</controller>
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<interface type="network">
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<mac address="52:54:00:6b:92:79"/>
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<source network="default"/>
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<model type="virtio"/>
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<address type="pci" domain="0x0000" bus="0x01" slot="0x00" function="0x0"/>
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</interface>
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<serial type="pty">
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<target type="isa-serial" port="0">
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<model name="isa-serial"/>
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</target>
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</serial>
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<console type="pty">
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<target type="serial" port="0"/>
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</console>
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<input type="mouse" bus="ps2"/>
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<input type="keyboard" bus="ps2"/>
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<sound model="ich9">
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<address type="pci" domain="0x0000" bus="0x00" slot="0x1b" function="0x0"/>
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</sound>
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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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<address type="pci" domain="0x0000" bus="0x07" slot="0x00" 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="0x09" slot="0x00" function="0x0"/>
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</hostdev>
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<hostdev mode="subsystem" type="usb" managed="yes">
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<source>
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<vendor id="0x258a"/>
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<product id="0x0033"/>
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</source>
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<address type="usb" bus="0" port="1"/>
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</hostdev>
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<hostdev mode="subsystem" type="usb" managed="yes">
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<source>
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<vendor id="0x0c45"/>
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<product id="0x5004"/>
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</source>
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<address type="usb" bus="0" port="2"/>
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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="0x2"/>
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</source>
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<address type="pci" domain="0x0000" bus="0x0a" slot="0x00" 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="0x3"/>
|
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</source>
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<address type="pci" domain="0x0000" bus="0x0b" slot="0x00" function="0x0"/>
|
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</hostdev>
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<hostdev mode="subsystem" type="usb" managed="yes">
|
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<source>
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<vendor id="0x0c76"/>
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<product id="0x161f"/>
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</source>
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<address type="usb" bus="0" port="3"/>
|
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</hostdev>
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<memballoon model="virtio">
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<address type="pci" domain="0x0000" bus="0x05" slot="0x00" function="0x0"/>
|
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</memballoon>
|
||||
</devices>
|
||||
</domain>
|
Loading…
Reference in New Issue