Kontron AM5010 BIOS - Manual (Page 56)

Advanced Setup AM4010/AM4011/AM5010 BIOS
Page 46 ID 1022-2060, Rev. 2.0
EMS Support (SPCR)
This function is used to enable or disable the EMS (Emergency Management Services) support
via the ACPI SPCR (Serial Port Console Redirection) table. It is not available if Remote Access
is set to Disabled.
Optimal and Fail-Safe default settings for AM4010 and AM4011: Enabled
Optimal and Fail-Safe default settings for AM5010: Disabled
SETTING DESCRIPTION
Disabled Use this setting to disable initialization the SPCR table.
This disables EMS support.
Enabled Use this setting to initialize the SPCR table.
This enables EMS support.