C11.10 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 C11.1 ETM register
summary on page C11-733.
31 0
RES0
8 7
SEL
36 4
RES0
TYPE
Figure C11-9 TRCTSCTLR bit assignments
[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.
C11 ETM registers
C11.10 Global Timestamp Control Register
100236_0100_00_en Copyright © 2015–2017, 2019 Arm Limited or its affiliates. All rights
reserved.
C11-747
Non-Confidential
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