040000 tree 86c9b4ac7f0f04000d2059948bb80a7774351e8e	aarch64_bootloader
040000 tree 66bc9c4537c34a65832c7929d8f7eeeabebf9f57	dt
040000 tree d146cc63ff808a6da11325de5a9fc8c2aca9cf65	simple_bootloader