C10.3 Status Register

The TRCSTATR characteristics are:

Purpose
Indicates the ETM trace unit status.
Usage constraints
There are no usage constraints.
Configurations
Available in all configurations.
Attributes
See C10.1 ETM register summary.
Figure C10-2 TRCSTATR bit assignments
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[31:2]
Reserved, res0.
PMSTABLE, [1]

Indicates whether the ETM trace unit registers are stable and can be read:

0The programmers model is not stable.
1The programmers model is stable.
IDLE, [0]

Idle status:

0The ETM trace unit is not idle.
1The ETM trace unit is idle.

The TRCSTATR can be accessed through the external debug interface, offset 0x00C.

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