Qemu

Create a fake image :

$ dd if=/dev/zero of=flash-test bs=1M count=32
$ dd if=/home/joel/dev/u-boot/u-boot.bin of=flash-test conv=notrunc bs=1
$ dd if=/home/joel/dev/obmc/fit/fitImage-core-image-minimal-initramfs-palmetto.bin
of=flash-test conv=notrunc bs=1K seek=512

and boot using Qemu:

$ qemu-system-arm -m 256M -M palmetto-bmc -nographic -nodefaults -net nic -net user,hostfwd=:127.0.0.1:2222-:22,hostname=qemu -serial stdio -drive file=./flash-test,format=raw,if=mtd