52
0 1 2 3 4 5 6 7 8 9 A B D E F
0 1 2 3 4 5 6 7 8 9 A B C D E F
Security (SEC)
Pre-EFI Initialization (PEI)
Driver Execution Environment (DXE)
Boot Device Selection (BDS)
01
02
03
04
06
07
08
09
0B
0C - 0D
0E
0F