diff options
Diffstat (limited to 'sim/system.cc')
| -rw-r--r-- | sim/system.cc | 265 |
1 files changed, 0 insertions, 265 deletions
diff --git a/sim/system.cc b/sim/system.cc deleted file mode 100644 index ca9d68d77..000000000 --- a/sim/system.cc +++ /dev/null @@ -1,265 +0,0 @@ -#include "arch/isa_traits.hh" -#include "base/loader/object_file.hh" -#include "base/loader/symtab.hh" -#include "base/trace.hh" -#include "cpu/exec_context.hh" -#include "mem/mem_object.hh" -#include "mem/physical.hh" -#include "sim/builder.hh" -#include "sim/byteswap.hh" -#include "sim/system.hh" -#if FULL_SYSTEM -#include "arch/vtophys.hh" -#include "base/remote_gdb.hh" -#include "kern/kernel_stats.hh" -#endif - -using namespace std; -using namespace TheISA; - -vector<System *> System::systemList; - -int System::numSystemsRunning = 0; - -System::System(Params *p) - : SimObject(p->name), physmem(p->physmem), numcpus(0), -#if FULL_SYSTEM - init_param(p->init_param), -#else - page_ptr(0), -#endif - _params(p) -{ - // add self to global system list - systemList.push_back(this); - -#if FULL_SYSTEM - kernelSymtab = new SymbolTable; - debugSymbolTable = new SymbolTable; - - - /** - * Get a functional port to memory - */ - Port *mem_port; - mem_port = physmem->getPort("functional"); - functionalPort.setPeer(mem_port); - mem_port->setPeer(&functionalPort); - - mem_port = physmem->getPort("functional"); - virtPort.setPeer(mem_port); - mem_port->setPeer(&virtPort); - - - /** - * Load the kernel code into memory - */ - // Load kernel code - kernel = createObjectFile(params()->kernel_path); - if (kernel == NULL) - fatal("Could not load kernel file %s", params()->kernel_path); - - // 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)) - panic("could not load kernel symbols\n"); - - if (!kernel->loadLocalSymbols(kernelSymtab)) - panic("could not load kernel local symbols\n"); - - if (!kernel->loadGlobalSymbols(debugSymbolTable)) - panic("could not load kernel symbols\n"); - - if (!kernel->loadLocalSymbols(debugSymbolTable)) - panic("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"); - - kernelBinning = new Kernel::Binning(this); -#endif // FULL_SYSTEM - - // increment the number of running systms - numSystemsRunning++; -} - -System::~System() -{ -#if FULL_SYSTEM - delete kernelSymtab; - delete kernel; - - delete kernelBinning; -#else - panic("System::fixFuncEventAddr needs to be rewritten " - "to work with syscall emulation"); -#endif // FULL_SYSTEM} -} - -#if FULL_SYSTEM - - -int rgdb_wait = -1; - -#endif // FULL_SYSTEM - -int -System::registerExecContext(ExecContext *xc, int id) -{ - if (id == -1) { - for (id = 0; id < execContexts.size(); id++) { - if (!execContexts[id]) - break; - } - } - - if (execContexts.size() <= id) - execContexts.resize(id + 1); - - if (execContexts[id]) - panic("Cannot have two CPUs with the same id (%d)\n", id); - - execContexts[id] = xc; - numcpus++; - -#if FULL_SYSTEM - RemoteGDB *rgdb = new RemoteGDB(this, xc); - GDBListener *gdbl = new GDBListener(rgdb, 7000 + id); - gdbl->listen(); - /** - * Uncommenting this line waits for a remote debugger to connect - * to the simulator before continuing. - */ - if (rgdb_wait != -1 && rgdb_wait == id) - gdbl->accept(); - - if (remoteGDB.size() <= id) { - remoteGDB.resize(id + 1); - } - - remoteGDB[id] = rgdb; -#endif // FULL_SYSTEM - - return id; -} - -void -System::startup() -{ - int i; - for (i = 0; i < execContexts.size(); i++) - execContexts[i]->activate(0); -} - -void -System::replaceExecContext(ExecContext *xc, int id) -{ - if (id >= execContexts.size()) { - panic("replaceExecContext: bad id, %d >= %d\n", - id, execContexts.size()); - } - - execContexts[id] = xc; -#if FULL_SYSTEM - remoteGDB[id]->replaceExecContext(xc); -#endif // FULL_SYSTEM -} - -#if !FULL_SYSTEM -Addr -System::new_page() -{ - Addr return_addr = page_ptr << LogVMPageSize; - ++page_ptr; - return return_addr; -} -#endif - -void -System::regStats() -{ -#if FULL_SYSTEM - kernelBinning->regStats(name() + ".kern"); -#endif // FULL_SYSTEM -} - -void -System::serialize(ostream &os) -{ -#if FULL_SYSTEM - kernelBinning->serialize(os); - - kernelSymtab->serialize("kernel_symtab", os); -#endif // FULL_SYSTEM -} - - -void -System::unserialize(Checkpoint *cp, const string §ion) -{ -#if FULL_SYSTEM - kernelBinning->unserialize(cp, section); - - kernelSymtab->unserialize("kernel_symtab", cp, section); -#endif // FULL_SYSTEM -} - -void -System::printSystems() -{ - vector<System *>::iterator i = systemList.begin(); - vector<System *>::iterator end = systemList.end(); - for (; i != end; ++i) { - System *sys = *i; - cerr << "System " << sys->name() << ": " << hex << sys << endl; - } -} - -extern "C" -void -printSystems() -{ - System::printSystems(); -} - -#if FULL_SYSTEM - -// In full system mode, only derived classes (e.g. AlphaLinuxSystem) -// can be created directly. - -DEFINE_SIM_OBJECT_CLASS_NAME("System", System) - -#else - -BEGIN_DECLARE_SIM_OBJECT_PARAMS(System) - - SimObjectParam<PhysicalMemory *> physmem; - -END_DECLARE_SIM_OBJECT_PARAMS(System) - -BEGIN_INIT_SIM_OBJECT_PARAMS(System) - - INIT_PARAM(physmem, "physical memory") - -END_INIT_SIM_OBJECT_PARAMS(System) - -CREATE_SIM_OBJECT(System) -{ - System::Params *p = new System::Params; - p->name = getInstanceName(); - p->physmem = physmem; - return new System(p); -} - -REGISTER_SIM_OBJECT("System", System) - -#endif |