Mellanox Technologies MIS5022Q-1BFR - Instructions for Reprogramming Through the I2 C Port

Installation
Rev 1.2
Mellanox Technologies
32
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 computer
•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:
> mlxi2c -d /dev/mst/mtusb-1 -s IS5023 p /IS4
3. Run the burn command:
flint -d /dev/mst/mtusb-1 -i ./fw-IS4-rel-7_4_0-Q_A1.bin -qq b
4. Power cycle the switch, by unplugging and re-plugging the power cord, to load the new firm-
ware.
5.5.2 How to Get Mellanox Firmware Tools (MFT)
Mellanox Firmware Tools (MFT) and documentation are available for download via
http://www.mellanox.com > Support > Download Firmware Tools.
The MFT kit includes:
• mlxburn
•flint
•spark
•IBspark
• debug utilities
See “Related Documentation” on page 8.
5.5.3 Open SM
To manage the Mellanox switch system using OFED, download Mellanox Open Fabrics from
http://www.mellanox.com > Support > InfiniBand Software and Drivers.
Be sure to read and follow all of the instructions regarding the installation and use of these tools.