All other values are reserved.
TraceVer [7:4]
Trace support. Indicates whether system register interface to a trace macrocell is implemented.
Defined values are:
0x0000 Trace macrocell system registers not implemented.
0x0001 Trace macrocell system registers implemented.
All other values are reserved.
A value of 0x0000 only indicates that no system register interface to a trace macrocell is
implemented. A trace macrocell might nevertheless be implemented without a system register
interface.
UNKOWN, [7:4]
Reserved, UNKNOWN.
EDDFR[31:0] can be accessed through the external debug interface, offset 0xD28.
EDDFR[63:32] can be accessed through the external debug interface, offset 0xD2C.
C8 Memory-mapped debug registers
C8.7 External Debug Feature Register
100236_0100_00_en Copyright © 2015–2017, 2019 Arm Limited or its affiliates. All rights
reserved.
C8-656
Non-Confidential