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Manageability Control Sections — Intel
®
82575EB Gigabit Ethernet Controller
324632-003 Intel
®
82575EB Gigabit Ethernet Controller
Revision: 2.1 Software Developer’s Manual and EEPROM Guide
January 2011 81
4.6 Manageability Control Sections
4.6.1 Sideband Configuration Structure
4.6.1.1 Section Header - (0ffset 0h)
4.6.1.2 SMBus Max Fragment Size - (0ffset 01h)
4.6.1.3 SMBus Notification Timeout and Flags - (0ffset 02h)
4.6.1.4 SMBus Slave Addresses - (0ffset 03h)
Bit Name Description
15:8 Block CRC8
7:0 Block Length
Bit Name Description
15:0 SMBus Max Fragment Size (bytes)
Bit Name Description
15:8 SMBus Notification Timeout (ms) Timeout until discarding a packet not read by the BMC.
00h = No discard.
7:6 SMBus Connection Speed 00b = Slow SMBus connection.
01b = Fast SMBus connection (1 MHz).
10b = Reserved.
11b = Reserved.
5 SMBus Block Read Command 0b = Block read command is C0h.
1b = Block read command is D0h.
4 SMBus Addressing Mode 0b = Single-address mode.
1b = Dual-address mode.
3 Reserved
Bit Name Description
2 Disable SMBus ARP Functionality
1 SMBus ARP PEC
0 Reserved
Bit Name Description