Interrupt level register 3 (bits 07), Interrupt level register 4 (bits 2431), Interrupt level register 4 (bits 24-31) -94 – Motorola MVME172 User Manual

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2

Interrupt Level Register 3 (bits 0-7)

This register is used to define the level of the software 0 interrupt and the
software 1 interrupt.

SW0 LEVEL These bits define the level of the software 0 interrupt.

SW1 LEVEL These bits define the level of the software 1 interrupt.

Interrupt Level Register 4 (bits 24-31)

This register is used to define the level of the VMEbus IRQ7 interrupt and
the spare interrupt. The VMEbus level 7 (IRQ7) interrupt may be mapped
to any local bus interrupt level.

VIRQ7 LEVEL These bits define the level of the VMEbus IRQ7 interrupt.

SPARE LEVELNot used on the MVME172.

ADR/SIZ

$FFF40080 (8 bits [6 used] of 32)

BIT

7

6

5

4

3

2

1

0

NAME

SW1 LEVEL

SW0 LEVEL

OPER

R/W

R/W

RESET

0 PSL

0 PSL

ADR/SIZ

$FFF40084 (8 bits [6 used] of 32)

BIT

31

30

29

28

27

26

25

24

NAME

SPARE LEVEL

VIRQ7 LEVEL

OPER

R/W

R/W

RESET

0 PSL

0 PSL

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