3.5.71. Peripheral ID4 Register, ETMPIDR4

The ETMPIDR4 characteristics are:

Purpose

This register holds peripheral identification information.

Usage constraints

Only bits [7:0] of this register are valid. They must be used with bits [7:0] of the other Peripheral ID registers to obtain the CoreSight Peripheral ID for the ETM macrocell.

Configurations

This register is only available in ETMv3.2 or later.

Attributes

See the register summary in Table 3.3 and Reset behavior.

Figure 3.66 shows the ETMPIDR4 bit assignments.

Figure 3.66. ETMPIDR4 bit assignments

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Table 3.81 shows the ETMPIDR4 bit assignments.

Table 3.81. ETMPIDR4 bit assignments

BitsDefined in ETM architecture versionsDescription [a]
[31:8]-Reserved
[7:4]v3.2 and later4KB count
[3:0]v3.2 and laterJEP106 Continuation Code

[a] See Table 3.76 for more information about the register fields.


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