3.6.1. Auxiliary Control registers

The SMMU_CBn_ACTLR characteristics are:

Purpose

Enable context caching in the macro TLB or prefetch buffer.

Configuration

Available in all MMU-500 configurations.

Usage constraints

There are no usage constraints.

Attributes

Figure 3.6 shows the bit assignments.

Figure 3.6. SMMU_CBn_ACTLR Registers bit assignments

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Table 3.18 shows the bit assignments.

Table 3.18. SMMU_CBn_ACTLR Registers bit assignments

BitsName Reset valueDescription
[31:2]Reserved-Reserved.
[1]CPRE0b1Enable context caching in the prefetch buffer.
[0]CMTLB0b1Enable context caching in the macro-TLB.

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