2 * Copyright (c) 2012 ARM Limited
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43 #ifndef __DEV_X86_INTDEV_HH__
44 #define __DEV_X86_INTDEV_HH__
50 #include "arch/x86/intmessage.hh"
51 #include "arch/x86/x86_traits.hh"
52 #include "mem/mem_object.hh"
53 #include "mem/mport.hh"
54 #include "params/X86IntLine.hh"
55 #include "params/X86IntSinkPin.hh"
56 #include "params/X86IntSourcePin.hh"
57 #include "sim/sim_object.hh"
61 typedef std::list<int> ApicList;
66 class IntSlavePort : public MessageSlavePort
71 IntSlavePort(const std::string& _name, MemObject* _parent,
73 MessageSlavePort(_name, _parent), device(dev)
77 AddrRangeList getAddrRanges() const
79 return device->getIntAddrRange();
82 Tick recvMessage(PacketPtr pkt)
84 // @todo someone should pay for this
85 pkt->headerDelay = pkt->payloadDelay = 0;
86 return device->recvMessage(pkt);
90 class IntMasterPort : public MessageMasterPort
95 IntMasterPort(const std::string& _name, MemObject* _parent,
96 IntDevice* dev, Tick _latency) :
97 MessageMasterPort(_name, _parent), device(dev), latency(_latency)
101 Tick recvResponse(PacketPtr pkt)
103 return device->recvResponse(pkt);
106 // This is x86 focused, so if this class becomes generic, this would
107 // need to be moved into a subclass.
108 void sendMessage(ApicList apics,
109 TriggerIntMessage message, bool timing);
112 IntMasterPort intMasterPort;
115 IntDevice(MemObject * parent, Tick latency = 0) :
116 intMasterPort(parent->name() + ".int_master", parent, this, latency)
126 signalInterrupt(int line)
128 panic("signalInterrupt not implemented.\n");
132 raiseInterruptPin(int number)
134 panic("raiseInterruptPin not implemented.\n");
138 lowerInterruptPin(int number)
140 panic("lowerInterruptPin not implemented.\n");
144 recvMessage(PacketPtr pkt)
146 panic("recvMessage not implemented.\n");
151 recvResponse(PacketPtr pkt)
153 panic("recvResponse not implemented.\n");
157 virtual AddrRangeList
158 getIntAddrRange() const
160 panic("intAddrRange not implemented.\n");
164 class IntSinkPin : public SimObject
170 typedef X86IntSinkPinParams Params;
175 return dynamic_cast<const Params *>(_params);
178 IntSinkPin(Params *p) : SimObject(p),
179 device(dynamic_cast<IntDevice *>(p->device)), number(p->number)
185 class IntSourcePin : public SimObject
188 std::vector<IntSinkPin *> sinks;
191 typedef X86IntSourcePinParams Params;
196 return dynamic_cast<const Params *>(_params);
200 addSink(IntSinkPin *sink)
202 sinks.push_back(sink);
208 for (int i = 0; i < sinks.size(); i++) {
209 const IntSinkPin &pin = *sinks[i];
210 pin.device->raiseInterruptPin(pin.number);
217 for (int i = 0; i < sinks.size(); i++) {
218 const IntSinkPin &pin = *sinks[i];
219 pin.device->lowerInterruptPin(pin.number);
223 IntSourcePin(Params *p) : SimObject(p)
227 class IntLine : public SimObject
230 IntSourcePin *source;
234 typedef X86IntLineParams Params;
239 return dynamic_cast<const Params *>(_params);
242 IntLine(Params *p) : SimObject(p), source(p->source), sink(p->sink)
244 source->addSink(sink);
248 } // namespace X86ISA
250 #endif //__DEV_X86_INTDEV_HH__