C10.25 ID Register 8

The TRCIDR8 characteristics are:

Purpose
Returns the maximum speculation depth of the instruction trace stream.
Usage constraints
There are no usage constraints.
Configurations
Available in all configurations.
Attributes
See C10.1 ETM register summary.
Figure C10-24 TRCIDR8 bit assignments
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MAXSPEC, [31:0]

The maximum number of P0 elements in the trace stream that can be speculative at any time.

0Maximum speculation depth of the instruction trace stream.

The TRCIDR8 can be accessed through the external debug interface, offset 0x180.

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