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gem5
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gem5
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A process with emulated Arm/Linux syscalls. More...
#include <process.hh>
Public Member Functions | |
| ArmLinuxProcess32 (ProcessParams *params, ObjectFile *objFile, ObjectFile::Arch _arch) | |
| void | initState () |
| initState() is called on each SimObject when not restoring from a checkpoint. More... | |
| SyscallDesc * | getDesc (int callnum) |
 Public Member Functions inherited from ArmProcess32 | |
| ArmISA::IntReg | getSyscallArg (ThreadContext *tc, int &i, int width) |
| ArmISA::IntReg | getSyscallArg (ThreadContext *tc, int &i) |
| void | setSyscallArg (ThreadContext *tc, int i, ArmISA::IntReg val) |
| void | setSyscallReturn (ThreadContext *tc, SyscallReturn return_value) |
| Public Member Functions inherited from Process | |
| Process (ProcessParams *params, ObjectFile *obj_file) | |
| void | serialize (CheckpointOut &cp) const override |
| Serialize an object. More... | |
| void | unserialize (CheckpointIn &cp) override |
| Unserialize an object. More... | |
| void | initState () override |
| initState() is called on each SimObject when not restoring from a checkpoint. More... | |
| DrainState | drain () override |
| Notify an object that it needs to drain its state. More... | |
| virtual void | syscall (int64_t callnum, ThreadContext *tc, Fault *fault) |
| virtual void | setSyscallArg (ThreadContext *tc, int i, TheISA::IntReg val)=0 |
| uint64_t | uid () |
| uint64_t | euid () |
| uint64_t | gid () |
| uint64_t | egid () |
| uint64_t | pid () |
| uint64_t | ppid () |
| uint64_t | pgid () |
| uint64_t | tgid () |
| void | setpgid (uint64_t pgid) |
| const char * | progName () const |
| std::string | fullPath (const std::string &filename) |
| std::string | getcwd () const |
| EmulatedDriver * | findDriver (std::string filename) |
| Find an emulated device driver. More... | |
| void | updateBias () |
| Addr | getBias () |
| Addr | getStartPC () |
| ObjectFile * | getInterpreter () |
| void | regStats () override |
| Register statistics for this object. More... | |
| void | allocateMem (Addr vaddr, int64_t size, bool clobber=false) |
| bool | fixupStackFault (Addr vaddr) |
| Attempt to fix up a fault at vaddr by allocating a page on the stack. More... | |
| void | assignThreadContext (ContextID context_id) |
| ThreadContext * | findFreeContext () |
| 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) |
| void | clone (ThreadContext *old_tc, ThreadContext *new_tc, Process *new_p, TheISA::IntReg flags) |
| Public Member Functions inherited from SimObject | |
| const Params * | params () const |
| SimObject (const Params *_params) | |
| virtual | ~SimObject () |
| virtual const std::string | name () const |
| virtual void | init () |
| init() is called after all C++ SimObjects have been created and all ports are connected. More... | |
| virtual void | loadState (CheckpointIn &cp) |
| loadState() is called on each SimObject when restoring from a checkpoint. More... | |
| virtual void | resetStats () |
| Reset statistics associated with this object. 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 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 | |
| EventManager (EventManager &em) | |
| EventManager (EventManager *em) | |
| EventManager (EventQueue *eq) | |
| 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) |
| void | setCurTick (Tick newVal) |
| 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... | |
Static Public Attributes | |
| static const Addr | commPage = 0xffff0000 |
| A page to hold "kernel" provided functions. The name might be wrong. More... | |
| Static Public Attributes inherited from Serializable | |
| static int | ckptCount = 0 |
| static int | ckptMaxCount = 0 |
| static int | ckptPrevCount = -1 |
Additional Inherited Members | |
| Public Types inherited from SimObject | |
| typedef SimObjectParams | Params |
| 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 () |
| Get the fully-qualified name of the active section. More... | |
| static void | serializeAll (const std::string &cpt_dir) |
| static void | unserializeGlobals (CheckpointIn &cp) |
| Public Attributes inherited from Process | |
| std::vector< ContextID > | contextIds |
| System * | system |
| Stats::Scalar | numSyscalls |
| bool | useArchPT |
| bool | kvmInSE |
| PageTableBase * | pTable |
| SETranslatingPortProxy | initVirtMem |
| ObjectFile * | objFile |
| std::vector< std::string > | argv |
| std::vector< std::string > | envp |
| std::string | cwd |
| std::string | executable |
| 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 |
| Protected Member Functions inherited from ArmProcess32 | |
| ArmProcess32 (ProcessParams *params, ObjectFile *objFile, ObjectFile::Arch _arch) | |
| void | initState () |
| initState() is called on each SimObject when not restoring from a checkpoint. More... | |
| Protected Member Functions inherited from ArmProcess | |
| ArmProcess (ProcessParams *params, ObjectFile *objFile, ObjectFile::Arch _arch) | |
| template<class IntType > | |
| void | argsInit (int pageSize, ArmISA::IntRegIndex spIndex) |
| 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... | |
| Protected Member Functions inherited from ArmLinuxProcessBits | |
| SyscallDesc * | getLinuxDesc (int callnum) |
| Protected Attributes inherited from ArmProcess | |
| ObjectFile::Arch | arch |
| 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... | |
| Protected Attributes inherited from ArmLinuxProcessBits | |
| std::vector< SyscallTable > | syscallTables |
A process with emulated Arm/Linux syscalls.
Definition at line 68 of file process.hh.
| ArmLinuxProcess32::ArmLinuxProcess32 | ( | ProcessParams * | params, |
| ObjectFile * | objFile, | ||
| ObjectFile::Arch | _arch | ||
| ) |
Definition at line 1592 of file process.cc.
References ArmLinuxProcessBits::SyscallTable::base, ArmLinuxProcessBits::SyscallTable::descs, privSyscallDescs32, ArmLinuxProcessBits::SyscallTable::size, syscallDescs32, and ArmLinuxProcessBits::syscallTables.
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virtual |
Implements Process.
Definition at line 1656 of file process.cc.
References ArmLinuxProcessBits::getLinuxDesc().
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virtual |
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 1668 of file process.cc.
References addr, ThreadContext::getMemProxy(), ArmProcess32::initState(), AlphaISA::PageBytes, ArmISA::system, and SETranslatingPortProxy::writeBlob().
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static |
A page to hold "kernel" provided functions. The name might be wrong.
Definition at line 80 of file process.hh.
Referenced by setTLSFunc32().