MSI MEG Z790 ACE Manuel D'utilisation page 64

6B - 6F System Agent DXE initialization (System Agent module specific)
70 PCH DXE initialization is started
71 PCH DXE SMM initialization is started
72 PCH devices initialization
73 - 77 PCH DXE Initialization (PCH module specific)
78 ACPI module initialization
79 CSM initialization
7A - 7F Reserved for future AMI DXE codes
90 Boot Device Selection (BDS) phase is started
91 Driver connecting is started
PCI Bus initialization is started
92
93 PCI Bus Hot Plug Controller Initialization
94 PCI Bus Enumeration 32
95 PCI Bus Request Resources
96 PCI Bus Assign Resources
97 Console Output devices connect
98 Console input devices connect
99 Super IO Initialization
9A USB initialization is started
USB Reset
9B
9C USB Detect
9D USB Enable
9E -9F Reserved for future AMI codes
A0 IDE initialization is started
A1 IDE Reset
A2 IDE Detect
A3 IDE Enable
62