Code | Description |
63 – 67 | CPU DXE initialization is started |
68 | PCI host bridge initialization |
69 | System Agent DXE initialization is started |
6A | System Agent DXE SMM initialization is started |
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 |
92 | PCI Bus initialization is started |
93 | PCI Bus Hot Plug Controller Initialization |
94 | PCI Bus Enumeration |
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 |
9B | USB Reset |
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 |
A4 | SCSI initialization is started |
A5 | SCSI Reset |
A6 | SCSI Detect |
A7 | SCSI Enable |
A8 | Setup Verifying Password |
A9 | Start of Setup |
AA | Reserved for ASL (see ASL Status Codes section below) |
AB | Setup Input Wait |
Chapter 2: Hardware information |