/usr/bin/qemu-system-x86_64 kvm pc-i440fx-3.1 x86_64 bios efi /usr/share/AAVMF/AAVMF_CODE.fd /usr/share/AAVMF/AAVMF32_CODE.fd /usr/share/OVMF/OVMF_CODE.fd rom pflash yes no no on off on off Skylake-Client-IBRS Intel qemu64 qemu32 phenom pentium3 pentium2 pentium n270 kvm64 kvm32 coreduo core2duo athlon Westmere-IBRS Westmere Skylake-Server-IBRS Skylake-Server Skylake-Client-IBRS Skylake-Client SandyBridge-IBRS SandyBridge Penryn Opteron_G5 Opteron_G4 Opteron_G3 Opteron_G2 Opteron_G1 Nehalem-IBRS Nehalem IvyBridge-IBRS IvyBridge Icelake-Server Icelake-Client Haswell-noTSX-IBRS Haswell-noTSX Haswell-IBRS Haswell EPYC-IBPB EPYC Conroe Cascadelake-Server Broadwell-noTSX-IBRS Broadwell-noTSX Broadwell-IBRS Broadwell 486 disk cdrom floppy lun ide fdc scsi virtio usb sata virtio virtio-transitional virtio-non-transitional sdl vnc spice egl-headless subsystem default mandatory requisite optional usb pci scsi default vfio virtio virtio-transitional virtio-non-transitional random egd