AT&T IPC-1600 User Manual page 54

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
i n t e r r u p t ( s h a r e d ) o r f o r e a c h b o a r d t o b e c o n f i g u r e d t o a d i f f e r e n t
interrupt. If interrupts are shared, a maximum of 7 ports boards
m a y b e i n s t a l l e d . I f e a c h b o a r d i s c o n f i g u r e d t o a d i f f e r e n t i n t e r r u p t ,
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
- V e r s i o n 1 . 0 a l l o w s a l l t h e b o a r d s i n s t a l l e d t o b e s t r a p p e d
t o t h e s a m e i n t e r r u p t . P l e a s e s e l e c t t h e i n t e r r u p t t h a t
will be used from the list below. The available
i n t e r r u p t ( s ) f o r t h e p o r t s b o a r d s a r e :
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
s e l e c t t h e d e f a u l t .
E n t e r I n t e r r u p t :
UNIX SYSTEM DEVICE DRIVER INSTALLATION
Installation Procedures
3-7