4.3.4. Register 3: Domain access control register

Reading from CP15 register 3 returns the value of the Domain Access Control Register.

Writing to CP15 register 3 writes the value of Domain Access Control Register.

The Domain Access Control Register consists of 16 2-bit fields, each of which defines the access permissions for one of the 16 Domains (D15-D0).

The CRm and opcode_2 fields should be zero when reading or writing CP15 register 3.

Figure 4.7. Register 3

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