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ITM Trace Privilege Register, ITM_TPR

Characteristics and bit assignments.of the ITM_TPR register.

Purpose
Enables an operating system to control the stimulus ports that are accessible by user code.
Usage constraints
You can only write to this register in privileged mode.
Configurations
This register is available if the ITM is configured in your implementation.
Attributes
Refer to the ITM register summary table.

The following figure shows the ITM_TPR bit assignments.

Figure 10-1 ITM_TPR bit assignments


The following table shows the ITM_TPR bit assignments.

Table 10-2 ITM_TPR bit assignments

Bits Name Function
[31:4] - Reserved.
[3:0] PRIVMASK

Bit mask to enable tracing on ITM stimulus ports:

bit [0] = stimulus ports [7:0]

bit [1] = stimulus ports [15:8]

bit [2] = stimulus ports [23:16]

bit [3] = stimulus ports [31:24].

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