gem5
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#include <process.hh>
Public Member Functions | |
void | argsInit (int intSize, int pageSize) |
PowerISA::IntReg | getSyscallArg (ThreadContext *tc, int &i) |
void | setSyscallArg (ThreadContext *tc, int i, PowerISA::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 TheISA::IntReg | getSyscallArg (ThreadContext *tc, int &i, int width) |
virtual void | setSyscallArg (ThreadContext *tc, int i, TheISA::IntReg val)=0 |
virtual SyscallDesc * | getDesc (int callnum)=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... | |
Protected Member Functions | |
PowerProcess (ProcessParams *params, ObjectFile *objFile) | |
void | initState () |
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 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 |
Static Public Attributes inherited from Serializable | |
static int | ckptCount = 0 |
static int | ckptMaxCount = 0 |
static int | ckptPrevCount = -1 |
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 44 of file process.hh.
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protected |
Definition at line 51 of file process.cc.
References ObjectFile::bssSize(), ObjectFile::dataBase(), ObjectFile::dataSize(), X86ISA::L, Process::memState, AlphaISA::PageBytes, and roundUp().
void PowerProcess::argsInit | ( | int | intSize, |
int | pageSize | ||
) |
Definition at line 82 of file process.cc.
References Process::allocateMem(), Process::argv, Process::contextIds, copyStringArray(), DPRINTF, Process::egid(), ObjectFile::entryPoint(), Process::envp, Process::euid(), Process::getBias(), Process::getStartPC(), System::getThreadContext(), Process::gid(), BigEndianGuest::htog(), ArmISA::i, Process::initVirtMem, ObjectFile::loadSections(), 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_SECURE, M5_AT_UID, Process::memState, Process::objFile, PowerISA::PageBytes, ThreadContext::pcState(), ElfObject::programHeaderCount(), ElfObject::programHeaderSize(), ElfObject::programHeaderTable(), roundDown(), roundUp(), ThreadContext::setIntReg(), AlphaISA::StackPointerReg, Process::system, Process::uid(), Process::updateBias(), SETranslatingPortProxy::writeBlob(), SETranslatingPortProxy::writeString(), and X86ISA::x.
Referenced by initState().
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virtual |
Implements Process.
Definition at line 277 of file process.cc.
References ArmISA::ArgumentReg0, and ThreadContext::readIntReg().
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protectedvirtual |
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 74 of file process.cc.
References argsInit(), Process::initState(), AlphaISA::MachineBytes, and AlphaISA::PageBytes.
Referenced by PowerLinuxProcess::initState().
void PowerProcess::setSyscallArg | ( | ThreadContext * | tc, |
int | i, | ||
PowerISA::IntReg | val | ||
) |
Definition at line 284 of file process.cc.
References ArmISA::ArgumentReg0, and ThreadContext::setIntReg().
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virtual |
Implements Process.
Definition at line 291 of file process.cc.
References SyscallReturn::encodedValue(), PowerISA::INTREG_CR, ThreadContext::readIntReg(), AlphaISA::ReturnValueReg, ThreadContext::setIntReg(), and SyscallReturn::successful().