Status Register
The TRCSTATR characteristics are:
- Purpose
-
Indicates the ETM trace unit status.
- Usage constraints
-
There are no usage constraints.
- Configurations
-
Available in all configurations.
- Attributes
-
See the register summary in Table 13.3.
Figure 13.4 shows the TRCSTATR bit assignments.
Table 13.5 shows the TRCSTATR bit assignments.
Bits | Name | Function |
---|---|---|
[31:2] | - | Reserved, res0. |
[1] | PMSTABLE |
Indicates whether the ETM trace unit registers are stable and can be read:
|
[0] | IDLE |
Idle status:
|
The TRCSTATR can be accessed through the internal memory-mapped
interface and the external debug interface, offset 0x00C
.