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By default DEFPA adapter uses first available PCI slot. If instead some particular slot is needed, refer to this section for details of specific placement of PCI peripherals on CHARON Virtual Machine (VM) PCI bus.

Note

In AlphaStation 400 configuration use the following syntax for DEFPA PCI FDDI adapter loading:

load defpa FDDI irq_bus = isa



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Configuration parameters

The DEFPA PCI FDDI adapter emulation has only one configuration parameter:

host_bus_location

Parameterhost_bus_location
TypeText String
Value

Establish connection between virtual DEFPA PCI FDDI adapter and physical DEFPA PCI FDDI adapter installed on CHARON host (pass through mode)

Syntax:

load defpa <controller name> host_bus_location="PCI bus X, device Y, function Z"

where:

ParameterDescription
"PCI bus X"PCI bus number of the host DEFPA PCI FDDI adapter
"device Y"PCI bus device number of the host DEFPA PCI FDDI adapter
"function Z"The "function" parameter of the the host DEFPA PCI FDDI adapter

Example:

load defpa FDDI host_bus_location="PCI bus 3, device 1, function 0"



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