
Intel® Server Board SE7520BD2 Technical Product Specification
Table of Contents
Revision 1.3
v
4.1.5
Private Management Buses .................................................................................... 72
4.1.6
Management Controllers ......................................................................................... 72
4.2
Essentials Management Features and Functionality................................................... 84
4.2.1
Overview of mBMC ................................................................................................. 84
4.2.2
mBMC Self-test ....................................................................................................... 85
4.2.3
SMBus Interfaces .................................................................................................... 85
4.2.4
External Interface to mBMC .................................................................................... 85
4.2.5
Messaging Interfaces .............................................................................................. 86
4.2.6
Direct Platform Control (IPMI over LAN) ................................................................. 88
4.2.7
Wake On LAN / Power On LAN and Magic Packet Support ................................... 90
4.2.8
Watchdog Timer ...................................................................................................... 91
4.2.9
System Event Log (SEL) ......................................................................................... 91
4.2.10
Sensor Data Record (SDR) Repository ................................................................. 92
4.2.11
Event Message Reception..................................................................................... 92
4.2.12
Event Filtering and Alerting.................................................................................... 92
4.2.13
NMI Generation ..................................................................................................... 95
4.2.14
SMI Generation...................................................................................................... 95
4.3
Platform Management Interconnects .......................................................................... 95
4.3.1
Power Supply Interface Signals .............................................................................. 95
4.3.2
System Reset Control ............................................................................................. 97
4.3.3
Fan Speed Control .................................................................................................. 98
4.3.4
Front Panel Control ................................................................................................. 98
4.3.5
FRU Information .................................................................................................... 102
4.4
Sensors ..................................................................................................................... 102
4.4.1
Sensor Type Codes............................................................................................... 102
4.5
Server Management Block Diagram ......................................................................... 106
4.6
Management Buses and Connectors ........................................................................ 106
4.6.1
SIO Keyboard and Mouse ..................................................................................... 107
4.6.2
PS2 Keyboard and Mouse .................................................................................... 107
4.6.3
Fast Management Link (FML) ............................................................................... 107
4.6.4
LPC/Keyboard Controller Style Ports .................................................................... 108
4.6.5
USB ....................................................................................................................... 108
4.6.6
I
2
C Interfaces......................................................................................................... 109
4.6.7
16550*-style UARTs.............................................................................................. 109
4.6.8
Interrupts ............................................................................................................... 110
4.6.9
GPIO Pins and LED Drivers .................................................................................. 110
4.6.10
Sleep States Supported....................................................................................... 110
4.6.11
Wake Events........................................................................................................ 111
4.6.12
AC Power Failure Recovery ................................................................................ 111
4.6.13
PCI Power Management Support ........................................................................ 111
4.7
System Status Indicators/LEDs................................................................................. 112