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Adding x86 I/O port communication capabilities (see IOPortEvent)

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git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1295 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
This commit is contained in:
unzner
2012-06-04 10:53:28 +00:00
parent 02e62e7cb8
commit 70d6dae1e2
8 changed files with 138 additions and 14 deletions
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54
core/controller/Event.hpp
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@ -477,6 +477,60 @@ class GuestEvent : virtual public BaseEvent
void setPort(unsigned port) { m_Port = port; }
};
/**
* \class IOPortEvent
* Observes I/O access on architectures with a separate I/O access mechanism (e.g. IA-32)
*/
class IOPortEvent : virtual public BaseEvent
{
private:
unsigned char m_Data;
unsigned m_Port;
bool m_Out;
public:
/**
* Initialises an IOPortEvent
*
* @param port the port the event ist listening on
* @param out Defines the direction of the event.
* \arg \c true Output on the given port is captured.
* \arg \c false Input on the given port is captured.
*/
IOPortEvent(unsigned port, bool out) : m_Data(0), m_Port(port), m_Out(out) { }
/**
* Returns the data sent to the specified port
*/
unsigned char getData() const { return (m_Data); }
/**
* Sets the data which had been transmitted.
*/
void setData(unsigned char data) { m_Data = data; }
/**
* Retrieves the port which this event is bound to.
*/
unsigned getPort() const { return (m_Port); }
/**
* Sets the port which this event is bound to.
*/
void setPort(unsigned port) { m_Port = port; }
/**
* Checks whether a given port number is matching.
* @param p The port number an I/O event occured on
* @param out True if the communication was outbound, false otherwise
*/
bool isMatching(unsigned p, bool out) const { return ( out = isOutEvent() && p == getPort()); }
/**
* Tells you if this event is capturing outbound communication (inbound if false)
*/
bool isOutEvent() const { return m_Out; }
/**
* Change the event direction.
* \arg \c true Output on the given port is captured.
* \arg \c false Input on the given port is captured.
*/
void setOut(bool out) { m_Out = out; }
};
/**
* \class JumpEvent
* JumpEvents are used to observe conditional jumps (if...else if...else).