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gem5
v21.0.1.0
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#include <process.hh>
Public Member Functions | |
| PowerProcess (const ProcessParams ¶ms, ::Loader::ObjectFile *objFile) | |
| void | argsInit (int intSize, int pageSize) |
Public Member Functions inherited from Process | |
| Process (const ProcessParams ¶ms, EmulationPageTable *pTable, ::Loader::ObjectFile *obj_file) | |
| void | serialize (CheckpointOut &cp) const override |
| Serialize an object. More... | |
| void | unserialize (CheckpointIn &cp) override |
| Unserialize an object. More... | |
| void | init () override |
| init() is called after all C++ SimObjects have been created and all ports are connected. More... | |
| void | initState () override |
| initState() is called on each SimObject when not restoring from a checkpoint. More... | |
| DrainState | drain () override |
| Draining is the process of clearing out the states of SimObjects.These are the SimObjects that are partially executed or are partially in flight. More... | |
| virtual void | syscall (ThreadContext *tc) |
| uint64_t | uid () |
| uint64_t | euid () |
| uint64_t | gid () |
| uint64_t | egid () |
| uint64_t | pid () |
| uint64_t | ppid () |
| uint64_t | pgid () |
| void | pgid (uint64_t pgid) |
| uint64_t | tgid () |
| const char * | progName () const |
| EmulatedDriver * | findDriver (std::string filename) |
| Find an emulated device driver. More... | |
| void | updateBias () |
| Addr | getBias () |
| Addr | getStartPC () |
| ::Loader::ObjectFile * | getInterpreter () |
| void | allocateMem (Addr vaddr, int64_t size, bool clobber=false) |
| bool | fixupFault (Addr vaddr) |
| Attempt to fix up a fault at vaddr by allocating a page on the stack. More... | |
| void | assignThreadContext (ContextID context_id) |
| void | revokeThreadContext (int context_id) |
| After delegating a thread context to a child process no longer should relate to the ThreadContext. More... | |
| virtual bool | mmapGrowsDown () const |
| Does mmap region grow upward or downward from mmapEnd? Most platforms grow downward, but a few (such as Alpha) grow upward instead, so they can override this method to return false. More... | |
| bool | map (Addr vaddr, Addr paddr, int size, bool cacheable=true) |
| Maps a contiguous range of virtual addresses in this process's address space to a contiguous range of physical addresses. More... | |
| void | replicatePage (Addr vaddr, Addr new_paddr, ThreadContext *old_tc, ThreadContext *new_tc, bool alloc_page) |
| virtual void | clone (ThreadContext *old_tc, ThreadContext *new_tc, Process *new_p, RegVal flags) |
| std::string | absolutePath (const std::string &path, bool host_fs) |
| Return an absolute path given a relative path paired with the current working directory of the process running under simulation. More... | |
| std::string | checkPathRedirect (const std::string &filename) |
| Redirect file path if it matches any keys initialized by system object. More... | |
Public Member Functions inherited from SimObject | |
| const Params & | params () const |
| SimObject (const Params &p) | |
| virtual | ~SimObject () |
| virtual const std::string | name () const |
| virtual void | loadState (CheckpointIn &cp) |
| loadState() is called on each SimObject when restoring from a checkpoint. More... | |
| virtual void | regProbePoints () |
| Register probe points for this object. More... | |
| virtual void | regProbeListeners () |
| Register probe listeners for this object. More... | |
| ProbeManager * | getProbeManager () |
| Get the probe manager for this object. More... | |
| virtual Port & | getPort (const std::string &if_name, PortID idx=InvalidPortID) |
| Get a port with a given name and index. More... | |
| virtual void | startup () |
| startup() is the final initialization call before simulation. More... | |
| DrainState | drain () override |
| Provide a default implementation of the drain interface for objects that don't need draining. More... | |
| virtual void | memWriteback () |
| Write back dirty buffers to memory using functional writes. More... | |
| virtual void | memInvalidate () |
| Invalidate the contents of memory buffers. More... | |
| void | serialize (CheckpointOut &cp) const override |
| Serialize an object. More... | |
| void | unserialize (CheckpointIn &cp) override |
| Unserialize an object. More... | |
Public Member Functions inherited from EventManager | |
| EventQueue * | eventQueue () const |
| void | schedule (Event &event, Tick when) |
| void | deschedule (Event &event) |
| void | reschedule (Event &event, Tick when, bool always=false) |
| void | schedule (Event *event, Tick when) |
| void | deschedule (Event *event) |
| void | reschedule (Event *event, Tick when, bool always=false) |
| void | wakeupEventQueue (Tick when=(Tick) -1) |
| This function is not needed by the usual gem5 event loop but may be necessary in derived EventQueues which host gem5 on other schedulers. More... | |
| void | setCurTick (Tick newVal) |
| EventManager (EventManager &em) | |
| Event manger manages events in the event queue. More... | |
| EventManager (EventManager *em) | |
| EventManager (EventQueue *eq) | |
Public Member Functions inherited from Serializable | |
| Serializable () | |
| virtual | ~Serializable () |
| void | serializeSection (CheckpointOut &cp, const char *name) const |
| Serialize an object into a new section. More... | |
| void | serializeSection (CheckpointOut &cp, const std::string &name) const |
| void | unserializeSection (CheckpointIn &cp, const char *name) |
| Unserialize an a child object. More... | |
| void | unserializeSection (CheckpointIn &cp, const std::string &name) |
Public Member Functions inherited from Drainable | |
| DrainState | drainState () const |
| Return the current drain state of an object. More... | |
| virtual void | notifyFork () |
| Notify a child process of a fork. More... | |
Public Member Functions inherited from Stats::Group | |
| Group (Group *parent, const char *name=nullptr) | |
| Construct a new statistics group. More... | |
| virtual | ~Group () |
| virtual void | regStats () |
| Callback to set stat parameters. More... | |
| virtual void | resetStats () |
| Callback to reset stats. More... | |
| virtual void | preDumpStats () |
| Callback before stats are dumped. More... | |
| void | addStat (Stats::Info *info) |
| Register a stat with this group. More... | |
| const std::map< std::string, Group * > & | getStatGroups () const |
| Get all child groups associated with this object. More... | |
| const std::vector< Info * > & | getStats () const |
| Get all stats associated with this object. More... | |
| void | addStatGroup (const char *name, Group *block) |
| Add a stat block as a child of this block. More... | |
| const Info * | resolveStat (std::string name) const |
| Resolve a stat by its name within this group. More... | |
| void | mergeStatGroup (Group *block) |
| Merge the contents (stats & children) of a block to this block. More... | |
| Group ()=delete | |
| Group (const Group &)=delete | |
| Group & | operator= (const Group &)=delete |
Protected Member Functions | |
| void | initState () override |
| initState() is called on each SimObject when not restoring from a checkpoint. More... | |
Protected Member Functions inherited from Drainable | |
| Drainable () | |
| virtual | ~Drainable () |
| virtual void | drainResume () |
| Resume execution after a successful drain. More... | |
| void | signalDrainDone () const |
| Signal that an object is drained. More... | |
Additional Inherited Members | |
Public Types inherited from SimObject | |
| typedef SimObjectParams | Params |
Static Public Member Functions inherited from Process | |
| static Process * | tryLoaders (const ProcessParams ¶ms, ::Loader::ObjectFile *obj_file) |
Static Public Member Functions inherited from SimObject | |
| static void | serializeAll (CheckpointOut &cp) |
| Serialize all SimObjects in the system. More... | |
| static SimObject * | find (const char *name) |
| Find the SimObject with the given name and return a pointer to it. More... | |
Static Public Member Functions inherited from Serializable | |
| static const std::string & | currentSection () |
| Gets the fully-qualified name of the active section. More... | |
| static void | serializeAll (const std::string &cpt_dir) |
| Serializes all the SimObjects. More... | |
| static void | unserializeGlobals (CheckpointIn &cp) |
Public Attributes inherited from Process | |
| std::vector< ContextID > | contextIds |
| System * | system |
| bool | useArchPT |
| bool | kvmInSE |
| bool | useForClone |
| EmulationPageTable * | pTable |
| std::unique_ptr< SETranslatingPortProxy > | initVirtMem |
| ::Loader::ObjectFile * | objFile |
| ::Loader::MemoryImage | image |
| ::Loader::MemoryImage | interpImage |
| std::vector< std::string > | argv |
| std::vector< std::string > | envp |
| std::string | executable |
| std::string | tgtCwd |
| The cwd members are used to track changes to the current working directory for the purpose of executing system calls which depend on relative paths (i.e. More... | |
| std::string | hostCwd |
| std::string | release |
| uint64_t | _uid |
| uint64_t | _euid |
| uint64_t | _gid |
| uint64_t | _egid |
| uint64_t | _pid |
| uint64_t | _ppid |
| uint64_t | _pgid |
| uint64_t | _tgid |
| std::vector< EmulatedDriver * > | drivers |
| std::shared_ptr< FDArray > | fds |
| bool * | exitGroup |
| std::shared_ptr< MemState > | memState |
| uint64_t | childClearTID |
| Calls a futex wakeup at the address specified by this pointer when this process exits. More... | |
| bool * | sigchld |
| Stats::Scalar | numSyscalls |
Protected Attributes inherited from SimObject | |
| const SimObjectParams & | _params |
| Cached copy of the object parameters. More... | |
Protected Attributes inherited from EventManager | |
| EventQueue * | eventq |
| A pointer to this object's event queue. More... | |
Definition at line 40 of file process.hh.
| PowerProcess::PowerProcess | ( | const ProcessParams & | params, |
| ::Loader::ObjectFile * | objFile | ||
| ) |
Definition at line 48 of file process.cc.
References fatal_if, Process::image, X86ISA::L, Loader::MemoryImage::maxAddr(), Process::memState, ArmISA::PageBytes, SimObject::params(), and roundUp().
| void PowerProcess::argsInit | ( | int | intSize, |
| int | pageSize | ||
| ) |
Definition at line 83 of file process.cc.
References sc_dt::align(), Process::argv, Process::contextIds, copyStringArray(), DPRINTF, Process::egid(), Loader::ObjectFile::entryPoint(), Process::envp, Process::euid(), Process::getBias(), Process::getStartPC(), Process::gid(), ArmISA::GuestByteOrder, htobe(), ArmISA::i, Process::image, Process::initVirtMem, Process::interpImage, M5_AT_BASE, M5_AT_CLKTCK, M5_AT_EGID, M5_AT_ENTRY, M5_AT_EUID, M5_AT_EXECFN, M5_AT_FLAGS, M5_AT_GID, M5_AT_HWCAP, M5_AT_PAGESZ, M5_AT_PHDR, M5_AT_PHENT, M5_AT_PHNUM, M5_AT_PLATFORM, M5_AT_RANDOM, M5_AT_SECURE, M5_AT_UID, Process::memState, Process::objFile, PowerISA::PageBytes, ThreadContext::pcState(), roundDown(), roundUp(), ThreadContext::setIntReg(), ArmISA::StackPointerReg, Process::system, System::threads, X86ISA::type, Process::uid(), and Loader::MemoryImage::write().
Referenced by initState().
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overrideprotectedvirtual |
initState() is called on each SimObject when not restoring from a checkpoint.
This provides a hook for state initializations that are only required for a "cold start".
Reimplemented from SimObject.
Definition at line 75 of file process.cc.
References argsInit(), Process::initState(), and ArmISA::PageBytes.