Open Sm - Mellanox Technologies InfiniScale MIS5022Q-1BRR User Manual

Rev 1.4
With the switch connected to a computer through the MTUSB, it is now possible to reprogram the
SPI Flash memory.
5.5.1.3 Instructions for Reprogramming Through the I2C Port
1. Make sure that:
the MTUSB I2C cable is connected to the switch and USB cable is connected to a com-

puter
MFT is running on the computer

"mtusb-1" mst device appears in "mst status"

2. Set the switch I2C switch to allow access by running:
3. Run the burn command:
4. Power cycle the switch, by unplugging and re-plugging the power cord, to load the new firm-
ware.

5.5.2 Open SM

To manage the Mellanox switch system using OFED, download Mellanox OpenFabrics from
http://www.mellanox.com
Be sure to read and follow all of the instructions regarding the installation and use of these tools.
34 Mellanox Technologies
Figure 16: I2C Cable Connected to IS5022
8
> mlxi2c -d /dev/mst/mtusb-1 -s IS5023 p /IS4
flint -d /dev/mst/mtusb-1 -i ./fw-IS4-rel-7_4_0-Q_A1.bin -qq b
> Support > InfiniBand Software and Drivers.
IS5022
Installation