sudo apt-get install qemu

sudo apt-get insatll gcc-arm-linux-gnueabi
sudo apt-get install libc6-dev-armel-cross

git clone https://github.com/sys-build/embedded_env_arm32.git

arm-linux-gnueabi-as -o test.o test.s
arm-linux-gnueabi-ld -Ttext=0x0 -o test.elf test.o
arm-linux-gnueabi-nm test.elf
arm-linux-gnueabi-objcopy -O binary test.elf test.bin
dd if=/dev/zero of=flash.bin bs=4096 count=4096
dd if=test.bin of=flash.bin bs=4096 conv=notrunc

qemu-system-arm -M connex -pflash flash.bin -nographic -serial /dev/null

help // help info
info registers // review registers
quit // quit
xp /fmt address // dump memory
system_reset // reset