3.14.4. Debug Tracked PID Register

The GITS_TRKPIDR characteristics are:

Purpose

This register returns the ID of the LPI that is tracked as a result of the LPI track bit in the GITS_TRKCTLR register being set to 0b1.

Usage constraints

This register is only valid when the LPI tracked field in GITS_TRKR is 1 and none of the other bits in the register is 1.

Configurations

Present in configurations of the GIC-500 with ITS and LPI support.

Attributes

See the register summary in Table 3.21.

Figure 3.14 shows the bit assignments.

Figure 3.14. GITS_TRKPIDR bit assignments

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Table 3.25 shows the bit assignments.

Table 3.25. GITS_TRKPIDR bit assignments

Bits

Name

Function

[31:16]

-

Reserved.

[15:0]ID of LPIThe ID after translation for an interrupt that was tracked and generated an LPI successfully. This is the PID of the generated LPI.

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