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-rw-r--r--src/sim/system.cc124
1 files changed, 63 insertions, 61 deletions
diff --git a/src/sim/system.cc b/src/sim/system.cc
index bff98ace7..35e6da109 100644
--- a/src/sim/system.cc
+++ b/src/sim/system.cc
@@ -65,7 +65,7 @@
#if FULL_SYSTEM
#include "arch/vtophys.hh"
#include "kern/kernel_stats.hh"
-#include "mem/vport.hh"
+#include "mem/fs_translating_port_proxy.hh"
#else
#include "params/System.hh"
#endif
@@ -114,68 +114,12 @@ System::System(Params *p)
if (!debugSymbolTable)
debugSymbolTable = new SymbolTable;
-
/**
- * Get a functional port to memory
- */
- Port *mem_port;
- functionalPort = new FunctionalPort(name() + "-fport");
- mem_port = physmem->getPort("functional");
- functionalPort->setPeer(mem_port);
- mem_port->setPeer(functionalPort);
-
- virtPort = new VirtualPort(name() + "-fport");
- mem_port = physmem->getPort("functional");
- virtPort->setPeer(mem_port);
- mem_port->setPeer(virtPort);
-
-
- /**
- * Load the kernel code into memory
+ * Get a port proxy to memory
*/
- if (params()->kernel == "") {
- inform("No kernel set for full system simulation. Assuming you know what"
- " you're doing...\n");
- } else {
- // Load kernel code
- kernel = createObjectFile(params()->kernel);
- inform("kernel located at: %s", params()->kernel);
-
- if (kernel == NULL)
- fatal("Could not load kernel file %s", params()->kernel);
-
- // Load program sections into memory
- kernel->loadSections(functionalPort, loadAddrMask);
-
- // setup entry points
- kernelStart = kernel->textBase();
- kernelEnd = kernel->bssBase() + kernel->bssSize();
- kernelEntry = kernel->entryPoint();
-
- // load symbols
- if (!kernel->loadGlobalSymbols(kernelSymtab))
- fatal("could not load kernel symbols\n");
-
- if (!kernel->loadLocalSymbols(kernelSymtab))
- fatal("could not load kernel local symbols\n");
-
- if (!kernel->loadGlobalSymbols(debugSymbolTable))
- fatal("could not load kernel symbols\n");
-
- if (!kernel->loadLocalSymbols(debugSymbolTable))
- fatal("could not load kernel local symbols\n");
-
- DPRINTF(Loader, "Kernel start = %#x\n", kernelStart);
- DPRINTF(Loader, "Kernel end = %#x\n", kernelEnd);
- DPRINTF(Loader, "Kernel entry = %#x\n", kernelEntry);
- DPRINTF(Loader, "Kernel loaded...\n");
- }
-#endif // FULL_SYSTEM
-
- // increment the number of running systms
- numSystemsRunning++;
-
- activeCpus.clear();
+ physProxy = new PortProxy(*getSystemPort());
+ virtProxy = new FSTranslatingPortProxy(*getSystemPort());
+#endif
}
System::~System()
@@ -192,6 +136,14 @@ System::~System()
delete workItemStats[j];
}
+void
+System::init()
+{
+ // check that the system port is connected
+ if (!_systemPort.isConnected())
+ panic("System port on %s is not connected.\n", name());
+}
+
Port*
System::getPort(const std::string &if_name, int idx)
{
@@ -279,6 +231,56 @@ System::numRunningContexts()
void
System::initState()
{
+ // Moved from the constructor to here since it relies on the
+ // address map being resolved in the interconnect
+#if FULL_SYSTEM
+ /**
+ * Load the kernel code into memory
+ */
+ if (params()->kernel == "") {
+ inform("No kernel set for full system simulation. Assuming you know what"
+ " you're doing...\n");
+ } else {
+ // Load kernel code
+ kernel = createObjectFile(params()->kernel);
+ inform("kernel located at: %s", params()->kernel);
+
+ if (kernel == NULL)
+ fatal("Could not load kernel file %s", params()->kernel);
+
+ // Load program sections into memory
+ kernel->loadSections(physProxy, loadAddrMask);
+
+ // setup entry points
+ kernelStart = kernel->textBase();
+ kernelEnd = kernel->bssBase() + kernel->bssSize();
+ kernelEntry = kernel->entryPoint();
+
+ // load symbols
+ if (!kernel->loadGlobalSymbols(kernelSymtab))
+ fatal("could not load kernel symbols\n");
+
+ if (!kernel->loadLocalSymbols(kernelSymtab))
+ fatal("could not load kernel local symbols\n");
+
+ if (!kernel->loadGlobalSymbols(debugSymbolTable))
+ fatal("could not load kernel symbols\n");
+
+ if (!kernel->loadLocalSymbols(debugSymbolTable))
+ fatal("could not load kernel local symbols\n");
+
+ DPRINTF(Loader, "Kernel start = %#x\n", kernelStart);
+ DPRINTF(Loader, "Kernel end = %#x\n", kernelEnd);
+ DPRINTF(Loader, "Kernel entry = %#x\n", kernelEntry);
+ DPRINTF(Loader, "Kernel loaded...\n");
+ }
+#endif // FULL_SYSTEM
+
+ // increment the number of running systms
+ numSystemsRunning++;
+
+ activeCpus.clear();
+
#if FULL_SYSTEM
int i;
for (i = 0; i < threadContexts.size(); i++)