Data Sheet

System Manageability—Ethernet Controller I210
725
Where TCO Mode is:
10.6.3.12.2 Perform Intel TCO Reset Response (Intel Command 0x22)
10.6.3.13 Checksum Offloading
This command enables the checksum offloading filters in the NC.
When enabled, these filters block any packets that did not pass IP, UDP and TCP checksums from being
forwarded to the MC.
10.6.3.13.1 Enable Checksum Offloading Command (Intel Command 0x23)
Bits
Bytes 31:24 23:16 15:08 07:00
00...15 NC-SI Header
16...19 Manufacturer ID (Intel 0x157)
20 0x22 TCO Mode
Field Bit(s) Description
DO_TCO_RST 0
Perform TCO Reset.
0b: Do nothing.
1b: Perform TCO reset.
DO_TCO_ISOLATE
1
1. TCO Isolate Host Write operation enabled in Flash.
1
Do TCO Isolate
0b = Enable PCIe write access to LAN port.
1b = Isolate Host PCIe write operation to the port
Note: Should be used for debug only.
Note: The TCO Isolate do not impact MCTP traffic
Note: When Isolate is set, the OS2BMC flow is disabled also.
RESET_MGMT 2
Reset manageability; re-load manageability Flash words.
0b = Do nothing
1b = Issue firmware reset to manageability
Setting this bit generates a one-time firmware reset. Following the reset, management
related data from Flash is loaded.
Reserved 7:3 Reserved (set to 0x00).
Note: For compatibility, the TCO reset command without the TCO Mode parameter is accepted (TCO reset is performed).
Bits
Bytes 31:24 23:16 15:08 07:00
00...15 NC-SI Header
16...19 Response Code Reason Code
20...23 Manufacturer ID (Intel 0x157)
24...26 0x22