ARM Technical Support Knowledge Articles

General: What is the recommended default value for HPROT?

Applies to: AHB

Answer

Many bus masters will not be able to generate accurate protection information and for these bus masters it is recommended that the HPROT encoding shows, Non-cacheable, Non-bufferable, Privileged, Data Accesses which corresponds to HPROT[3:0] = 4'b0011.

See also:

Article last edited on: 2014-02-06 14:36:42

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