Cisco InfiniBand 4x User's Guide download pdf (Page 97)

Chapter 5. Configuring IP over InfiniBand for use with Cisco switches 83

The choice of which driver to use will be based on the customers specific requirements, which

is usually driven by what upper layer applications will be making use of the drivers. In this

section we will be focusing on the Cisco OFED drivers.

For more information about the Cisco InfiniBand host drivers, refer to the release notes and

user guide available at the Cisco software download site. You can obtain the Cisco OFED

and SRP host drivers for Linux download site from:

http://www.cisco.com/pcgi-bin/tablebuild.pl?topic=280511613

Installing the InfiniBand host drivers

Install the drivers as follows:

1. Download the InfiniBand Host Driver ISO image from the URL above

2. Copy the driver ISO file to the blade server

3. Mount the ISO image as shown in Example 5-1.

Example 5-1 Mount the Cisco OFED driver ISO on the blade server

[root@localhost ~]# mount -o loop /temp/Cisco_OFED-1.2-fcs.iso /mnt

[root@localhost ~]# cd /mnt

[root@localhost mnt]# ls

docs examples extras firmware ofedinstall rhel4 rhel5 sles10 sles9 src

4. From the /mnt directory, run the installation script as shown in Example 5-2.

Example 5-2 Example of installation progress for OFED drivers

[root@localhost mnt]# ./ofedinstall

This program will install Cisco OFED IB packages on your machine.

Note that all other Cisco, OFED, or OpenIB IB packages will be removed.

Do you want to continue?[y/N]:y

The following kernels are installed, but do not have drivers available:

2.6.9-42.EL.x86_64

Drivers for the following kernels will be installed.

2.6.9:42.EL:x86_64:smp

The following installed OpenIB packages conflict with the packages to be

installed and will be removed:

libsdp-0.9.0-1

libibcommon-1.0-1

perftest-1.0-1

libibverbs-devel-1.0.3-1

openib-diags-1.0-1

libibumad-1.0-1

librdmacm-0.9.0-1

libibmad-1.0-1

Note: The driver installation script also checks for the firmware currently installed on the

HCA and if it is down level, then it automatically updates the firmware on the HCA as

shown in the following example.

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Cisco InfiniBand 4x User's Guide Page 97