18 Brsocade Adapters Troubleshooting Guide
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HBA problems
2
Boot devices not available in host’s Boot Manager menu
Fibre Channel attached boot devices do not appear in the EFI Boot Manager Menu or a boot device
appears, but it is not functioning. Following are descriptions of possible causes and recommended
actions or fixes for the problem.
1. Possible Cause: Adapter is not seated properly.
Action: Select the EFI Shell from the EFI Boot Menu and use the devices command to
determine if EFI has detected the Brocade adapter.
A Brocade adapter will have “Brocade Fibre Channel” in the device name. A CNA will also have
“Brocade Ethernet Controller” in a device name.
If the adapter is not listed, perform the following steps:
• Reseat the adapter.
• Replace the adapter with an adapter in known working condition to determine whether
there is a slot malfunction.
2. Possible Cause: Host system slot Issues.
Action: Perform the following steps:
a. Reseat the adapter.
b. Replace the adapter with an adapter in known working condition to determine whether
there is a slot malfunction.
c. Reinstall the adapter in a different slot.
3. Possible Cause: Adapter is not compatible with host operating system or connected storage
systems.
Action: Verify compatibility by reviewing the Brocade Server Connectivity Compatibility Matrix.
To find this document, log into Brocade Connect on www.brocade.com, then select the
Compatibility Information quick link under Documentation Library.
4. Possible Cause: No Fibre Channel attached drives are available from the Fibre Channel switch.
Action: Check for attached disk devices.
a. Use the devices EFI shell command to display the detected devices.
A Brocade HBA may display as:
29 B X - 1 2 8 Brocade Fibre Channel HBA
“29” is the device handle, and will be different in most systems. More than one Brocade
adapter may display.
b. Use the EFI shell oh command to display additional information about each Brocade
adapter. This will include any attached Fibre Channel disk devices. For example, you would
enter the following for the HBA with device handle 29:
Shell> dh -d 29
The following displays:
29: PciIo ScsiPassThruExt BusSpecificDriverOverride DevPath
(..P0A08,300)/Pci(0|0)/Pci(0|0))
...
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