ARM Cortex-A35 User Manual

C11.43 Power Down Control Register
The TRCPDCR characteristics are:
Purpose
Request to the system power controller to keep the ETM trace unit powered up.
Usage constraints
There are no usage constraints.
Configurations
Available in all configurations.
Attributes
See C11.1 ETM register summary on page C11-733.
RES0RES0
31 4 3 2 0
PU
Figure C11-42 TRCPDCR bit assignments
[31:4]
Reserved, RES0.
PU, [3]
Powerup request, to request that power to the ETM trace unit and access to the trace registers is
maintained:
0 Power not requested.
1 Power requested.
This bit is reset to 0 on a trace unit reset.
[2:0]
Reserved, RES0.
The TRCPDCR can be accessed through the external debug interface, offset 0x310.
C11 ETM registers
C11.43 Power Down Control Register
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C11-789
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ARM Cortex-A35 Specifications

General

Brand	ARM
Model	Cortex-A35
Category	Computer Hardware
Language	English