3.16.48. Lock Access Register, ETMLAR

The ETMLAR characteristics are:

Purpose

Locks and unlocks access to all other PTM registers.

Usage constraints

From PFTv1.1, accesses to this register from the coprocessor interface are unpredictable.

Configurations

Available in all PTM implementations.

Attributes

See the register summary in Table 3.16.

Figure 3.51 shows the ETMLAR bit assignments.

Figure 3.51. ETMLAR bit assignments

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Table 3.62 shows the ETMLAR bit assignments.

Table 3.62. ETMLAR bit assignments

Bits

Description

[31:0]

Write 0xC5ACCE55 to this field to unlock the PTM.

Write any other value to this field to lock the PTM.

Writes to this register from an interface that ignores the lock registers are ignored.


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