解压 iso 拿到 initramfs 并解压
lsinitcpio -x initramfs-linux.img
git clone https://gitlab.archlinux.org/archlinux/mkinitcpio/mkinitcpio-archiso.git
qemu-system-x86_64 \
-m 8G \
-net nic -net user -nographic \
-device nec-usb-xhci,id=xhci,addr=0x1b \
-device usb-tablet,id=tablet,bus=xhci.0,port=1 \
-device usb-kbd,id=keyboard,bus=xhci.0,port=2 \
-smp 4,cores=4 -kernel vmlinuz-linux -initrd initramfs-linux.img -append 'archisobasedir=arch archiso_http_srv=http://192.168.122.1/ ip=dhcp console=ttyS0 '