qemu-system-hppa -kernel vmlinux \
     -no-reboot -snapshot \
     -device am53c974,id=scsi -device scsi-hd,bus=scsi.0,drive=d0 \
     -drive file=rootfs.ext2,format=raw,if=none,id=d0 \
     -append "root=/dev/sda console=ttyS0,115200 noreboot" \
     -nographic -monitor null