Digital Equipment DECstation 5000/100 Series, Maintenance Manual

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_INTR ENABLED
COMM PORT 1 RCV DMA OVERRUN ENABLED
COMM PORT 1 RCV HALF PAGE INTR
_ENABLED
COMM PORT 1 TRANSMIT DMA MEM READ
_ERR ENABLED
COMM PORT 1 TRANSMIT PAGE END
_INTR ENABLED
Analysis of Example 2
The following list describes the useful
information in ENTRY 7 and ENTRY 8.
ENTRY 7 records the error.
The OS EVENT TYPE field indicates the PANIC type.
The PANIC MESSAGE field indicates that the error is
a bus timeout.
ENTRY 8 records the error and status register values at
the time of the bus timeout error.
The CAUSE register indicates a bus error during a
data load or store operation.
The BAD VIRT ADR register identifies the address of
the timeout.
3–20 Troubleshooting Tools