LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test QEMU_AUDIO_DRV=none \
/usr/bin/qemu-system-arm -S -M vexpress-a9 -m 1024 -smp 1 -nographic \
-nodefconfig -nodefaults -monitor unix:/tmp/test-monitor,server,nowait \
-boot c -kernel /arm.kernel -initrd /arm.initrd \
-append console=ttyAMA0,115200n8 -dtb /arm.dtb -usb