RM0046 Nexus Development Interface (NDI)
Doc ID 16912 Rev 5 885/936
9IAC2
Instruction Address Compare 2 Debug Event
0 – Event owned by hardware debug. No mtspr access by software to IAC2 control and status
fields.
1 – Event owned by software debug. IAC2 control and status fields are software
readable/writeable.
10 IAC3
Instruction Address Compare 3 Debug Event
0 – Event owned by hardware debug. No mtspr access by software to IAC3 control and status
fields.
1 – Event owned by software debug. IAC3 control and status fields are software
readable/writeable.
11 IAC4
Instruction Address Compare 4 Debug Event
0 – Event owned by hardware debug. No mtspr access by software to IAC4 control and status
fields.
1 – Event owned by software debug. IAC4 control and status fields are software
readable/writeable.
12 DAC1
Data Address Compare 1 Debug Event
0 – Event owned by hardware debug. No mtspr access by software to DAC1 control and
status fields.
1 – Event owned by software debug. DAC1 control and status fields are software
readable/writeable.
13 — Reserved
14 DAC2
Data Address Compare 2 Debug Event
0 – Event owned by hardware debug. No mtspr access by software to DAC2 control and
status fields.
1 – Event owned by software debug. DAC2 control and status fields are software
readable/writeable.
15 — Reserved
16 RET
Return Debug Event
0 – Event owned by hardware debug. No mtspr access by software to DBCR0
RET
or
DBSR
RET
fields.
1 – Event owned by software debug. DBCR0
RET
and DBSR
RET
are oftware
readable/writeable.
17:20 — Reserved
21 DEVT1
External Debug Event 1 Debug Event
0 – Event owned by hardware debug. No mtspr access by software to DBCR0
DEVT1
or
DBSR
DEVT1
fields.
1 – Event owned by software debug. DBCR0
DEVT1
and DBSR
DEVT1
are software
readable/writeable.
22 DEVT2
External Debug Event 2 Debug Event
0 – Event owned by hardware debug. No mtspr access by software to DBCR0
DEVT2
or
DBSR
DEVT2
fields.
1 – Event owned by software debug. DBCR0
DEVT2
and DBSR
DEVT2
are software
readable/writeable.
23:24 — Reserved
Table 464. DBERC0 Bit Definitions (continued)
Bit(s) Name Description
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