Post Bds Phase; Smm Phase - Seagate Exos AP 4U100 Installation And Maintenance Manual

POST Code Definition
0x2A
0x2B
0x2C
0x2D
0x2E
0x2F
0x30
0x31
0x32
0x33
0x34
0x35
0x36
0x37
0x38
0x39
0x3A
0x3B
0x3C

Post BDS Phase

System enters this phase once BDS phase is over. Refer the table below to understand processing of the system.
Table 24 Post BDS phase POST codes
POST Code Definition
0xF9
0xFB
0xFD
0xFE

SMM Phase

SMM (System Management Mode) phase is a phase in which a system enters when SMI (System Management Interface)
is triggered. Unlike rest of the 4U100 enclosure phases, this phase does not occur in sequence.
Table 25 SMM phase POST codes
POST Code Definition
0xA0
0xA2
0xA6
0xA7
0xA1
0xA3
126 BIOS POST Codes
Enter Boot manager
Try to boot system to OS
Shadow Misc Option ROM
Save S3 resume required data in RAM
Last Chipset initial before boot to OS
Start to boot Legacy OS
Start to boot UEFI OS
Prepare to Boot to Legacy OS
Send END of POST Message to ME via HECI
Last Chipset initial before boot to Legacy OS
Ready to Boot Legacy OS.
Fast recovery start flash
SDHC device initial
Ata Legacy device initial
SD Legacy device initial
Enter firmware UI
Perform Platform-Defined boot option recovery
Perform OS-Defined boot option recovery
Perform system preparation applications
No Boot Device, PostBDS_NO_BOOT_DEVICE
UEFI Boot Start Image, PostBDS_START_IMAGE
Legacy 16 boot entry
Try to Boot with INT 19
Identify Flash device in SMM
SMM service initial
OS call ACPI enable function
ACPI enable function complete
Enter S1
Enter S3