AT&T IPC-1600 manual Specify Shared or Board-Unique Hardware Interrupt Assignment

Models: IPC-1600

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Installation Procedures

Specify Shared or Board-Unique Hardware

Interrupt Assignment

The installation process then asks you to specify how hardware interrupts

are to be assigned.

The IPC-1600, Intelligent Ports Card - Version 1.0

package allows the ports boards to be configured to all use the same interrupt (shared) or for each board to be configured to a different interrupt. If interrupts are shared, a maximum of 7 ports boards

may be installed. If each board is configured to a different interrupt, then at most 5 can be installed.

Do you want to share interrupts among all boards? (y or n)

If you specify to share an interrupt level among all boards, you are then asked to select the interrupt to be used by all IPC-1600 boards as follows.

The device

driver used

for IPC-1600, Intelligent Ports Card

- Version 1

.0 allows all

the boards installed to be strapped

to the same interrupt.

Please select the interrupt that

will be used from the list below. The available

interrupt(s)

for the ports boards are:

IRQ 3

IRQ 5

IRQ 10 (default)

IRQ 11

IRQ 12

Type

the interrupt number and strike the ENTER key

or type

Q to

cancel installation. Striking the ENTER alone

will

select the default .

Enter Interrupt:

UNIX SYSTEM DEVICE DRIVER INSTALLATION 3-7

Page 54
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AT&T IPC-1600 manual Specify Shared or Board-Unique Hardware Interrupt Assignment