2.4.2. Precise TraceEnable events

The Embedded Trace Macrocell Architecture Specification states that TraceEnable is imprecise under certain conditions, with some implementation-defined exceptions. When the enabling event selects the following resources, it does not cause TraceEnable to be imprecise, provided that the resources are themselves precise:

Copyright © 2009 ARM. All rights reserved.ARM DDI 0435A
Non-Confidential