3.4. Configuration and ID registers

The bus matrix APB interface must be capable of auto-discovery, and requires PrimeCell ID registers and configuration registers.

A standard structure is required, but it also assists intelligent programming of the programmable parts of the following:

It does this by making data available on the number of MIs and SIs in the bus matrix.

Note

The number of MIs does not include the MI to which the default slave is attached because this is not exposed.

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