4.2.7 Default Chip Register, GICD_DCHIPR

This register allows Secure software to access the status of a chip in a multichip system. A single copy of this register exists on each chip in a multichip configuration.

The GICD_DCHIPR characteristics are:

Usage constraintsOnly accessible by Secure accesses.
ConfigurationsThis register is available in all GIC-600 configurations except single chip systems.
AttributesSee 4.2 Distributor registers (GICD/GICDA) summary.

The following figure shows the bit assignments.

Figure 4-7 GICD_DCHIPR bit assignments
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The following table shows the bit assignments.

Table 4-10 GICD_DCHIPR bit assignments

Bits Name Function
[31:8] -

Reserved.

[7:4] rt_owner

Routing table owner:

Value = 0-15.

[3:1] -

Reserved.

[0] PUP

Power Update in Progress:

This bit is RO.

0 = PUP not in progress.

1 = PUP in progress.

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