19.1.4.12.2 boot.bin File Check
This method is the one used on FAT-formatted SD Card and e.MMC. The boot program must be a file named “boot.bin” written in the file system root directory. Its size must not exceed the maximum size allowed: 64 Kbytes (0x10000). The Arm exception vectors at offset 0 in the “boot.bin” file must also pass the test described in Arm Exception Vector Check.