ConnectX-2 Ethernet Card User Manual Rev 1.6
Mellanox Technologies
19
2.3.3 EEPROM
Each board incorporates an EEPROM that is accessible through the I2C. The EEPROM is used for
storing the Vital Product Data (VPD). The EEPROM capacity is 4Kb.
2.4 VPD Layout
The PCI VPD (Vital Product Data) layout, for each of the described Mellanox Technologies Con-
nectX
®
-2 adapter cards complies with the format defined in the PCI 2.3 Specification, Appendix I.
All ConnectX-2
®
adapter cards have the same PCI VPD layout.
Table 6 - Jumper Configuration
Description Option
Card Default
Configuration
Comments
Flash present/
not present
connection open – Flash present
connection shorted – Flash not present
Figure 7: Flash Jumper
connection open –
Flash present
Header 1x2
Table 7 - VPD Layout for MNPH29D-X[ST]R
Offset (Decimal) Item Value Format Description
0 Large Resource Type ID String Tag
(0x02)
0x82
1 Length [7:0] LSB 0xE
2 Length [15:8] MSB 0x0
3 Data Hawk Dual Port STR
17 Large Resource Type VPD-R Tag
(0x10)
0x90
18 Length [7:0] LSB 0x4F
19 Length [15:8] MSB 0x00
20 VPD Keyword PN STR Add in Card Part Number
22 Length 0x15
23 PN PN %STR_SPC
44 VPD Keyword EC STR Engineering Change Level of the card
(rev)
46 Length 0x2
47 Revision RV %STR PCB revision
49 VPD Keyword SN STR Serial Number
51 Length 0x18
52 SerialNumber %STR_SPC “00..00XXXX..XX”
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