/usr/bin/qemu-system-s390x kvm s390-ccw-virtio-8.2 s390x /obviously/fake/firmware1.fd /obviously/fake/firmware2.fd rom pflash yes no no off on off gen15a-base z13 z990.3 z13-base z990.2 z196.2-base z14 z14.2-base z990.4 z196 z10BC.2-base z114-base gen16b z890.3-base gen16a z990.5 z196.2 zEC12 zEC12.2 z9EC.2 z9BC z9EC.3-base z800-base z14ZR1-base z890 z990.4-base z9EC.3 z13.2 z10BC.2 gen15a-base z14.2 zBC12-base gen16a-base z900.3 z196-base z990 z14-base z900.2 z800 z10EC z14ZR1 z10EC.2 z900 z10EC.2-base z900.2-base z900-base z10EC.3 z990.5-base max gen15b z9BC.2-base gen15a z990.2-base z10EC-base gen16b-base z114 z9EC-base z13s qemu gen15b-base zEC12-base z890.3 z10EC.3-base z890.2-base z890.2 zEC12.2-base z10BC-base z890-base z9BC-base z10BC z9EC z9EC.2-base z13.2-base z900.3-base z990.3-base z13s-base zBC12 z990-base z9BC.2 file anonymous memfd disk cdrom floppy lun fdc scsi virtio usb virtio virtio-transitional virtio-non-transitional sdl vnc egl-headless dbus subsystem default mandatory requisite optional usb pci scsi default vfio virtio virtio-transitional virtio-non-transitional random egd builtin path handle virtiofs pty unix virtio qemu builtin