cve2/doc/debug.rst
2019-06-07 13:49:12 +01:00

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.. _debug-support:
Debug Support
=============
Ibex offers support for execution-based debug according to the RISC-V Debug Specification, version 0.13.
Interface
---------
+-----------------+-----------+-----------------------------+
| Signal | Direction | Description |
+=================+===========+=============================+
| ``debug_req_i`` | input | Request to enter debug mode |
+-----------------+-----------+-----------------------------+
``debug_req_i`` is the "debug interrupt", issued by the debug module when the core should enter debug mode.
Parameters
----------
+---------------------+-----------------------------------------------------------------+
| Parameter | Description |
+=====================+=================================================================+
| ``DmHaltAddr`` | Address to jump to when entering debug mode |
+---------------------+-----------------------------------------------------------------+
| ``DmExceptionAddr`` | Address to jump to when an exception occurs while in debug mode |
+---------------------+-----------------------------------------------------------------+