Intel Upi Post Codes; Intel Upi Error Codes - Gigabyte G481-HA0 Service Manual

5-8-4 Intel UPI POST Codes

Initialize KTIRC inuput structure default values
Collect info such as SBSP, Boot Mode, Reset type etc
Setup IO SADs in SBSP to access the config space
Setup up minimum path between SBSP & other sockets
Add the node to the tree
Parse the LEP of the discovered socket
Check if the system has the supported topology
Setup the boot path for the parent which is not
directly connected to Legacy CPU
Setup path from SBSP to the new found node
Setup IO SADs in PBSP to access the config space
System configurations that require some kind of reset
Sync up with PBSPs
Topology discovery and route calculation
Program final route
Program final IO SAD setting
Protocol layer and other Uncore settings
Transition links to full speed operation
Phy layer settings
Link layer settings
Coherency Settings
KTIRC is done

5-8-5 Intel UPI Error Codes

When system BSP tries to setup path for remote sockets
or sends a Boot_Go command to remote socket in
SetupSbspPathToAllSockets() or SyncUpPbspForReset().
If the remote socket(s) hasn't checked-in, assert; it is a
fatal condition, this error will be logged. No retry.
RC Behavior: System Halt
When SBSP tries to add this remote socket into system
topology tree in SetupSbspPathToAllSockets(), there
are some errors occur in the data structure.
No retry.
RC Behavior: The current Socket is not added to the tree.
When SBSP setups the boot path for the parent
which is not directly connected to Legacy CPU
in SetupSbspPathToAllSockets(). The Child is
not an immediate neighbor of Parent.
No retry.
BIOS Setup - 120 -
0xA0
0xA1
0xA2
0xA3
0xA4
0xA5
0xA6
0xA7
0xA8
0xA9
0xAA
0xAB
0xAC
0xAD
0xAE
0xAF
0xD8
0xDA