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Arm Address Translation Unit Specification

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Arm® Address Translation Unit Specification

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Terms used for the address-translation scheme

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APB4 subordinate programming port interface

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ATURSSLA<n>, Right Shifted Start Logical Address n register

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ATURSELA<n>, Right Shifted End Logical Address n register

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ATURAV_L<n>, Region AddValue Low n the register

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ATURAV_H<n>, Region AddValue High n register

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ATUROBA<n>, Region Output Bus Attributes n register

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ATURGPV<n>, Region General Purpose n register

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Dynamically remap an enabled translation region

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Software analysis flow when SAM resets the subsystem

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Software analysis flow when SAM interrupts the subsystem

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Critical Severity Fault Interrupt exception handler

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Severity Fault Interrupt exception handler

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Software analysis flow when ATU interrupts the subsystem

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Software analysis flow when ATU responds with bus error

# metadata.contentDescription
The Address Translation Unit (ATU) converts the logical address of an outgoing transaction initiated in the subsystem memory space to a physical address residing in the system memory.