040000 tree 0ffb4a2cb7f2ebcd107e9d151b99bd9149ec74bc	aarch64_bootloader
040000 tree 3372271286354e0dc34bbbe32b7ee314aae435c5	dt
040000 tree d146cc63ff808a6da11325de5a9fc8c2aca9cf65	simple_bootloader