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Newly Installed PCIE Cards Don't Appear In Device Tree (Doc ID 2589930.1)

Last updated on MARCH 03, 2024

Applies to:

SPARC M8-8 - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.

Symptoms

Newly installed PCIE Cards are not available in the Host.

Changes

Customer wanted to install PCI Cards in two free PCI slots of the SuperCluster M8 server. The server was powered off to install the cards in Cold Replacement Method. 

ILOM reported the cards status as  'Not Available' and on the HOST , 'ldm list-io -l' command reported 'UNK' (Unknown) status for the newly added Cards. See examples below.

Status of cards reported in ILOM :

-> show -d properties -level all -format nowrap /Servers/PDomains/PDomain_0/System/PCI_Devices/Add-on/

<snipped>..

/Servers/PDomains/PDomain_0/System/PCI_Devices/Add-on/Device_7
Properties:
part_number = Not Available
description = Not Available
location = CMIOU2/PCIE1/CAR/CARD (CPU Memory IO Unit 2 PCIe Slot 1)
pci_vendor_id = Not Available
pci_device_id = Not Available
pci_subvendor_id = Not Available
pci_subdevice_id = Not Available

<snipped>..

/Servers/PDomains/PDomain_0/System/PCI_Devices/Add-on/Device_10
Properties:
part_number = Not Available
description = Not Available
location = CMIOU3/PCIE1/CAR/CARD (CPU Memory IO Unit 3 PCIe Slot 1)
pci_vendor_id = Not Available
pci_device_id = Not Available
pci_subvendor_id = Not Available
pci_subdevice_id = Not Available

<snipped>..

From HOST

# ldm list-io -l |grep UNK

<snipped>..

/SYS/CMIOU2/PCIE1 PCIE pci_13 UNK <<<<<<<<<<<

<snipped>..

/SYS/CMIOU3/PCIE1 PCIE pci_18 UNK

<snipped>..

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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