2 * Copyright (c) 2012-2014 ARM Limited
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23 * this software without specific prior written permission.
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37 * Authors: Thomas Grass
42 #ifndef __MEM_MEM_CHECKER_MONITOR_HH__
43 #define __MEM_MEM_CHECKER_MONITOR_HH__
45 #include "base/statistics.hh"
46 #include "mem/mem_checker.hh"
47 #include "params/MemCheckerMonitor.hh"
48 #include "sim/sim_object.hh"
49 #include "sim/system.hh"
52 * Implements a MemChecker monitor, to be inserted between two ports.
54 class MemCheckerMonitor : public SimObject
58 /** Parameters of memchecker monitor */
59 typedef MemCheckerMonitorParams Params;
60 const Params* params() const
61 { return reinterpret_cast<const Params*>(_params); }
64 * Constructor based on the Python params
66 * @param params Python parameters
68 MemCheckerMonitor(Params* params);
73 Port &getPort(const std::string &if_name,
74 PortID idx=InvalidPortID) override;
80 struct MemCheckerMonitorSenderState : public Packet::SenderState
82 MemCheckerMonitorSenderState(MemChecker::Serial _serial)
86 MemChecker::Serial serial;
90 * This is the master port of the communication monitor. All recv
91 * functions call a function in MemCheckerMonitor, where the
92 * send function of the slave port is called. Besides this, these
93 * functions can also perform actions for capturing statistics.
95 class MonitorMasterPort : public MasterPort
100 MonitorMasterPort(const std::string& _name, MemCheckerMonitor& _mon)
101 : MasterPort(_name, &_mon), mon(_mon)
106 void recvFunctionalSnoop(PacketPtr pkt)
108 mon.recvFunctionalSnoop(pkt);
111 Tick recvAtomicSnoop(PacketPtr pkt)
113 return mon.recvAtomicSnoop(pkt);
116 bool recvTimingResp(PacketPtr pkt)
118 return mon.recvTimingResp(pkt);
121 void recvTimingSnoopReq(PacketPtr pkt)
123 mon.recvTimingSnoopReq(pkt);
126 void recvRangeChange()
128 mon.recvRangeChange();
131 bool isSnooping() const
133 return mon.isSnooping();
143 MemCheckerMonitor& mon;
147 /** Instance of master port, facing the memory side */
148 MonitorMasterPort masterPort;
151 * This is the slave port of the communication monitor. All recv
152 * functions call a function in MemCheckerMonitor, where the
153 * send function of the master port is called. Besides this, these
154 * functions can also perform actions for capturing statistics.
156 class MonitorSlavePort : public SlavePort
161 MonitorSlavePort(const std::string& _name, MemCheckerMonitor& _mon)
162 : SlavePort(_name, &_mon), mon(_mon)
167 void recvFunctional(PacketPtr pkt)
169 mon.recvFunctional(pkt);
172 Tick recvAtomic(PacketPtr pkt)
174 return mon.recvAtomic(pkt);
177 bool recvTimingReq(PacketPtr pkt)
179 return mon.recvTimingReq(pkt);
182 bool recvTimingSnoopResp(PacketPtr pkt)
184 return mon.recvTimingSnoopResp(pkt);
187 AddrRangeList getAddrRanges() const
189 return mon.getAddrRanges();
199 MemCheckerMonitor& mon;
203 /** Instance of slave port, i.e. on the CPU side */
204 MonitorSlavePort slavePort;
206 void recvFunctional(PacketPtr pkt);
208 void recvFunctionalSnoop(PacketPtr pkt);
210 Tick recvAtomic(PacketPtr pkt);
212 Tick recvAtomicSnoop(PacketPtr pkt);
214 bool recvTimingReq(PacketPtr pkt);
216 bool recvTimingResp(PacketPtr pkt);
218 void recvTimingSnoopReq(PacketPtr pkt);
220 bool recvTimingSnoopResp(PacketPtr pkt);
222 AddrRangeList getAddrRanges() const;
224 bool isSnooping() const;
228 void recvRespRetry();
230 void recvRangeChange();
234 MemChecker *memchecker;
237 #endif //__MEM_MEM_CHECKER_MONITOR_HH__