kumquat-buildroot/board/qemu/microblazeel-mmu
..
linux.config
readme.txt

Run the emulation with:

 qemu-system-microblazeel -M petalogix-s3adsp1800 -kernel output/images/linux.bin -serial stdio # qemu_microblazeel_mmu_defconfig

The login prompt will appear in the terminal that started Qemu.