3301690 CPU Card

ÎPCI Latency Timer [64]

The values stipulated in the PCI Latency Timer are in units of PCI clock cycles for the PCI device latency timer register. Configuration options are:

32

64 (Default)

96

128

160

192

224

248

ÎAllocate IRQ to PCI VGA [Yes]

Î

Yes

(DEFAULT)

Assigns an IRQ to a PCI VGA card if card requests

 

 

 

 

IRQ

Î

No

 

Does not assign IRQ to a PCI VGA card even if the

 

 

 

 

 

card requests an IRQ

ÎIRQ# [Available]

Î

Available

(DEFAULT)

The specified IRQ is available to be used by PCI/PnP

 

 

 

 

devices

Î

Reserved

 

The specified IRQ is reserved for use by Legacy ISA

 

 

 

 

 

devices

Available IRQ addresses are:

IRQ3

IRQ4

IRQ5

IRQ7

IRQ9

IRQ10

104

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Image 104
IBM 3301690 user manual PCI Latency Timer, Allocate IRQ to PCI VGA Yes, IRQ# Available, Reserved