#cloud-config users: - name: cloud passwd: $6$7125787751a8d18a$sHwGySomUA1PawiNFWVCKYQN.Ec.Wzz0JtPPL1MvzFrkwmop2dq7.4CYf03A5oemPQ4pOFCCrtCelvFBEle/K. sudo: - ALL=(ALL) NOPASSWD:ALL write_files: - path: /etc/systemd/network/00-static-l1.network permissions: 0644 content: | [Match] MACAddress=12:34:56:78:90:ab [Network] Address=192.168.2.2/24 Gateway=192.168.2.1 - path: /etc/systemd/network/00-static-l2-1.network permissions: 0644 content: | [Match] MACAddress=de:ad:be:ef:12:34 [Network] Address=192.168.2.3/24 Gateway=192.168.2.1 - path: /etc/systemd/network/00-static-l2-2.network permissions: 0644 content: | [Match] MACAddress=de:ad:be:ef:34:56 [Network] Address=192.168.2.4/24 Gateway=192.168.2.1 - path: /etc/systemd/system/vfio.service permissions: 0644 content: | [Unit] Description=VFIO test systemd service [Service] Type=simple ExecStart=/bin/bash /usr/bin/cloud-hypervisor-vfio.sh [Install] WantedBy=multi-user.target - path: /usr/bin/cloud-hypervisor-vfio.sh permissions: 0755 content: | #!/bin/bash mount -t virtiofs -o dax myfs /mnt bash -c "echo 0000:00:05.0 > /sys/bus/pci/devices/0000\:00\:05.0/driver/unbind" bash -c "echo 1af4 1041 > /sys/bus/pci/drivers/vfio-pci/new_id" bash -c "echo 0000:00:06.0 > /sys/bus/pci/devices/0000\:00\:06.0/driver/unbind" bash -c "echo 1af4 1041 > /sys/bus/pci/drivers/vfio-pci/new_id" # 512M ram requires 256 pages echo 256 | sudo tee /proc/sys/vm/nr_hugepages sudo chmod a+rwX /dev/hugepages /mnt/cloud-hypervisor --kernel /mnt/vmlinux --cmdline "console=hvc0 reboot=k panic=1 nomodules i8042.noaux i8042.nomux i8042.nopnp i8042.dumbkbd root=PARTUUID=6fb4d1a8-6c8c-4dd7-9f7c-1fe0b9f2574c VFIOTAG" --disk path=/mnt/clear-31311-cloudguest.img path=/mnt/cloudinit.img --cpus boot=1 --memory size=512M,file=/dev/hugepages --device path=/sys/bus/pci/devices/0000:00:05.0/ path=/sys/bus/pci/devices/0000:00:06.0/