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SPARC T8-1 Server Service Manual

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Updated: January 2022
 
 

Server Block Diagram

This block diagram shows the connections between and among components and device slots on the server. Use this diagram to determine the optimum locations for optional cards or other peripherals, based on your server's configuration and intended use.


Note -  For more detail on root complexes related to the PCIe slots, see I/O Root Complex Connections.
image:Image identifying some key paths for devices.

The following diagram shows the system device map.

image:Image showing the device map.

Note -  SLOT4 is x16 when SLOT5 is switched out. SLOT3 is x16 when SLOT2 is switched out.

This table identifies some key path names in this server.

Device
Path
PCIe 1
/pci@300/pci@2
PCIe 2
/pci@303/pci@2
PCIe 3
/pci@303/pci@1
PCIe 4
/pci@302/pci@1
PCIe 5
/pci@302/pci@2
PCIe 6
/pci@301/pci@1
NET 0
/pci@300/pci@1/network@0
NET 1
/pci@300/pci@1/network@0,1
NET 2
/pci@300/pci@3/network@0
NET 3
/pci@300/pci@3/network@0,1
HDD 0
/pci@301/pci@2/scsi@0/disk@p0
HDD 1
/pci@301/pci@2/scsi@0/disk@p1
HDD 2
NVMe 0
/pci@301/pci@2/scsi@0/disk@p2
/pci@303/pci@1/pci@0/pci@6/nvme@0/disk@1
HDD 3
NVMe 1
/pci@301/pci@2/scsi@0/disk@p3
/pci@303/pci@1/pci@0/pci@7/nvme@0/disk@1
HDD 4
NVMe 2
/pci@301/pci@2/scsi@0/disk@p4
/pci@303/pci@1/pci@0/pci@5/nvme@0/disk@1
HDD 5
NVMe 3
/pci@301/pci@2/scsi@0/disk@p4
/pci@303/pci@1/pci@0/pci@4/nvme@0/disk@1
HDD 6
/pci@301/pci@2/scsi@0/disk@p6
HDD 7
/pci@301/pci@2/scsi@0/disk@p7

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