X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmem%2Fport.cc;h=4d44d486ddd2c4d37820e39f7925a3d049b8b766;hb=897247d63bf2ae8b799a867e891d862eec2bfa5d;hp=da719bbd9a620c749400034c6c5f23a3da24ce49;hpb=fd8a4ff5a8a9ea65e227f0b4000dfcda06d4764f;p=gem5.git

diff --git a/src/mem/port.cc b/src/mem/port.cc
index da719bbd9..4d44d486d 100644
--- a/src/mem/port.cc
+++ b/src/mem/port.cc
@@ -36,25 +36,103 @@
 
 #include "base/chunk_generator.hh"
 #include "base/trace.hh"
+#include "mem/mem_object.hh"
 #include "mem/port.hh"
 
+class DefaultPeerPort : public Port
+{
+  protected:
+    void blowUp() const
+    {
+        fatal("%s: Unconnected port!", peer->name());
+    }
+
+  public:
+    DefaultPeerPort()
+        : Port("default_port", NULL)
+    { }
+
+    bool recvTiming(PacketPtr)
+    {
+        blowUp();
+        return false;
+    }
+
+    Tick recvAtomic(PacketPtr)
+    {
+        blowUp();
+        return 0;
+    }
+
+    void recvFunctional(PacketPtr)
+    {
+        blowUp();
+    }
+
+    void recvStatusChange(Status)
+    {
+        blowUp();
+    }
+
+    unsigned
+    deviceBlockSize() const
+    {
+        blowUp();
+        return 0;
+    }
+
+    void getDeviceAddressRanges(AddrRangeList &, bool &)
+    {
+        blowUp();
+    }
+
+    bool isDefaultPort() const { return true; }
+};
+
+DefaultPeerPort defaultPeerPort;
+
+Port::Port(const std::string &_name, MemObject *_owner)
+    : EventManager(_owner), portName(_name), peer(&defaultPeerPort),
+      owner(_owner)
+{
+}
+
+Port::~Port()
+{
+}
+
 void
 Port::setPeer(Port *port)
 {
     DPRINTF(Config, "setting peer to %s\n", port->name());
+
     peer = port;
 }
 
 void
-Port::blobHelper(Addr addr, uint8_t *p, int size, Packet::Command cmd)
+Port::setOwner(MemObject *_owner)
+{
+    eventq = _owner->queue();
+    owner = _owner;
+}
+
+void
+Port::removeConn()
+{
+    if (peer->getOwner())
+        peer->getOwner()->deletePortRefs(peer);
+    peer = NULL;
+}
+
+void
+Port::blobHelper(Addr addr, uint8_t *p, int size, MemCmd cmd)
 {
     Request req;
-    Packet pkt(&req, cmd, Packet::Broadcast);
 
     for (ChunkGenerator gen(addr, size, peerBlockSize());
          !gen.done(); gen.next()) {
         req.setPhys(gen.addr(), gen.size(), 0);
-        pkt.reinitFromRequest();
+        Packet pkt(&req, cmd, Packet::Broadcast);
         pkt.dataStatic(p);
         sendFunctional(&pkt);
         p += gen.size();
@@ -64,13 +142,13 @@ Port::blobHelper(Addr addr, uint8_t *p, int size, Packet::Command cmd)
 void
 Port::writeBlob(Addr addr, uint8_t *p, int size)
 {
-    blobHelper(addr, p, size, Packet::WriteReq);
+    blobHelper(addr, p, size, MemCmd::WriteReq);
 }
 
 void
 Port::readBlob(Addr addr, uint8_t *p, int size)
 {
-    blobHelper(addr, p, size, Packet::ReadReq);
+    blobHelper(addr, p, size, MemCmd::ReadReq);
 }
 
 void
@@ -80,7 +158,19 @@ Port::memsetBlob(Addr addr, uint8_t val, int size)
     uint8_t *buf = new uint8_t[size];
 
     std::memset(buf, val, size);
-    blobHelper(addr, buf, size, Packet::WriteReq);
+    blobHelper(addr, buf, size, MemCmd::WriteReq);
 
     delete [] buf;
 }
+
+
+void
+Port::printAddr(Addr a)
+{
+    Request req(a, 1, 0);
+    Packet pkt(&req, MemCmd::PrintReq, Packet::Broadcast);
+    Packet::PrintReqState prs(std::cerr);
+    pkt.senderState = &prs;
+
+    sendFunctional(&pkt);
+}