The following is a list of the major functions of the BMC:
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System power control, including providing Sleep/Wake push-button interfaces for ACPI
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Platform Event Paging / Platform Event Filtering
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Power distribution board monitoring
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Temperature and voltage monitoring
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Fan failure monitoring
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Processor presence monitoring (no processors installed)
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Interlock monitoring
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Speaker beep capability on standby and when system is powered up
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Intel Itanium 2 processor SEEPROM interface (for processor information ROM and scratch
EEPROM access)
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Processor temperature monitoring
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Processor core ratio speed setting
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Chassis general fault light control
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Chassis cooling failure light control
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Chassis power fault light control
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Chassis power light control
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Chassis ID LEDs control
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System Event Log interface
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Sensor Data Record repository interface
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SDR/SEL timestamp clock
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Board set FRU information interface
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Fault resilient booting
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System management watchdog timer
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Front panel system diagnostic-interrupt handling
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Platform Management Interruption / System Diagnostic Interrupt status monitor
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Event receiver
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System interface to the IPMB (via system interface ports)
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IPMI Management Controller Initialization Agent
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Emergency Management Port interface
•
Serial/modem and LAN alerting
The firmware for the BMC is field-upgradeable using the Firmware Update utility. For information
on the Firmware Update Utility, see Running the Firmware Update Utility.
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