13.7.11 ID Register 9

The TRCIDR9 characteristics are:
Purpose
Returns the number of P0 right-hand keys that the trace unit can use.
Usage constraints
There are no usage constraints.
Configurations
Available in all configurations.
Attributes
See 13.6 Register summary.
The following figure shows the TRCIDR9 bit assignments.
Figure 13-12 TRCID9 bit assignments
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The following table shows the TRCIDR9 bit assignments.

Table 13-14 TRCID9 bit assignments

Bits Name Function
[31:0] NUMP0KEY
The number of P0 right-hand keys that the trace unit can use:
0The trace unit uses no P0 right-hand keys.
The TRCIDR9 can be accessed through the internal memory-mapped interface and the external debug interface, offset 0x184.
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