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css600_ahbap module is a Memory Access Port (MEM-AP). The
css600_ahbap is an APB4 slave component that provides access to an AHB5 memory system.
css600_ahbap to provide access to an AHB5 memory space, for
The AHB Access Port allows visibility into another memory system from the debug APB infrastructure. Access Ports and related infrastructure can be cascaded in a CoreSight™ system to any depth. This process allows any memory system to contain a window into another memory system with a maximum memory footprint of 8KB in the source memory system.
The AHB-AP provides an AMBA® APB4 slave interface for programming and an AMBA AHB5 master interface for accessing the target memory system. The programmers model contains the details of the registers for accessing the features of the AHB master interface.
The AHB-AP provides the following features:
The AHB-AP does not support:
The following figure shows the external connections on the AHB Access Port.