Digital Equipment DECstation 5000/100 Series, Maintenance Manual

Page: 342 / 392

Interrupt Request (IRQ) Test
The interrupt request (IRQ) test checks whether the Ethernet
controller can generate an interrupt to the R3000A chip. To run
the IRQ test, type
t 3/ni/int
and press Return.
IRQ test parameters and error codes
IRQ test error messages have the form
?TFL: 3/ni/int ( code : description )
?TFL: 3/ni/int indicates that the IRQ test reported a
problem.
code
represents a number that identifies the type of failure
that occurred.
description represents additional information that describes
the failure.
Table D-25 lists error codes and descriptions used in IRQ test
error messages.
Table D-25. IRQ Test Error Codes and Descriptions
Error Code and Description Meaning
(1: int pndng) Pending interrupt was invalid.
(2: init LANCE err = x ) Error occurred when the system tried to
initialize the Ethernet controller chip.
(4: intr err xmt-stat= x ) System generated no interrupt on packet
transmission.
D–50 Base System Test Commands and Messages