12.1.4.6.2 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: 32 Kbytes
(0x8000). The Arm exception vectors at offset 0 in the “boot.bin
” file must also pass the test described in Arm Exception Vectors Check.