C10.10 Global Timestamp Control Register

The TRCTSCTLR characteristics are:

Purpose
Controls the insertion of global timestamps in the trace streams. When the selected event is triggered, the trace unit inserts a global timestamp into the trace streams. The event is selected from one of the Resource Selectors.
Usage constraints
  • Accepts writes only when the trace unit is disabled.
  • Must be programmed if TRCCONFIGR.TS==1.
Configurations
Available in all configurations.
Attributes

TRCTSCTLR is a 32-bit RW trace register.

The register is set to an unknown value on a trace unit reset. See also C10.1 ETM register summary.

Figure C10-9 TRCTSCTLR bit assignments
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[31:8]
Reserved, res0
TYPE, [7]
Single or combined resource selector.
[6:4]
Reserved.
SEL, [3:1]
Identifies the resource selector to use.

The TRCTSCTLR can be accessed through the external debug interface, offset 0x030.

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