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-rw-r--r--src/mem/port.hh31
1 files changed, 20 insertions, 11 deletions
diff --git a/src/mem/port.hh b/src/mem/port.hh
index b6eeb9db3..75afc04e6 100644
--- a/src/mem/port.hh
+++ b/src/mem/port.hh
@@ -58,6 +58,8 @@
typedef std::list<Range<Addr> > AddrRangeList;
typedef std::list<Range<Addr> >::iterator AddrRangeIter;
+class MemObject;
+
/**
* Ports are used to interface memory objects to
* each other. They will always come in pairs, and we refer to the other
@@ -81,10 +83,13 @@ class Port
memory objects. */
Port *peer;
+ /** A pointer to the MemObject that owns this port. This may not be set. */
+ MemObject *owner;
+
public:
Port()
- : peer(NULL)
+ : peer(NULL), owner(NULL)
{ }
/**
@@ -92,9 +97,11 @@ class Port
*
* @param _name Port name for DPRINTF output. Should include name
* of memory system object to which the port belongs.
+ * @param _owner Pointer to the MemObject that owns this port.
+ * Will not necessarily be set.
*/
- Port(const std::string &_name)
- : portName(_name), peer(NULL)
+ Port(const std::string &_name, MemObject *_owner = NULL)
+ : portName(_name), peer(NULL), owner(_owner)
{ }
/** Return port name (for DPRINTF). */
@@ -112,16 +119,18 @@ class Port
void setName(const std::string &name)
{ portName = name; }
- /** Function to set the pointer for the peer port.
- @todo should be called by the configuration stuff (python).
- */
+ /** Function to set the pointer for the peer port. */
void setPeer(Port *port);
- /** Function to set the pointer for the peer port.
- @todo should be called by the configuration stuff (python).
- */
+ /** Function to get the pointer to the peer port. */
Port *getPeer() { return peer; }
+ /** Function to set the owner of this port. */
+ void setOwner(MemObject *_owner) { owner = _owner; }
+
+ /** Function to return the owner of this port. */
+ MemObject *getOwner() { return owner; }
+
protected:
/** These functions are protected because they should only be
@@ -247,8 +256,8 @@ class Port
class FunctionalPort : public Port
{
public:
- FunctionalPort(const std::string &_name)
- : Port(_name)
+ FunctionalPort(const std::string &_name, MemObject *_owner = NULL)
+ : Port(_name, _owner)
{}
protected: