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PowerLinuxProcess Class Reference

A process with emulated PPC/Linux syscalls. More...

#include <process.hh>

Inheritance diagram for PowerLinuxProcess:
PowerProcess Process SimObject EventManager Serializable Drainable

Public Member Functions

 PowerLinuxProcess (ProcessParams *params, ObjectFile *objFile)
 
virtual SyscallDescgetDesc (int callnum)
 
void initState ()
 initState() is called on each SimObject when not restoring from a checkpoint. More...
 
PowerISA::IntReg getSyscallArg (ThreadContext *tc, int &i)
 
void setSyscallArg (ThreadContext *tc, int i, PowerISA::IntReg val)
 
- Public Member Functions inherited from PowerProcess
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
 
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
 
EmulatedDriverfindDriver (std::string filename)
 Find an emulated device driver. More...
 
void updateBias ()
 
Addr getBias ()
 
Addr getStartPC ()
 
ObjectFilegetInterpreter ()
 
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)
 
ThreadContextfindFreeContext ()
 
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 Paramsparams () 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...
 
ProbeManagergetProbeManager ()
 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)
 
EventQueueeventQueue () 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...
 

Public Attributes

const int Num_Syscall_Descs
 
- Public Attributes inherited from Process
std::vector< ContextIDcontextIds
 
Systemsystem
 
Stats::Scalar numSyscalls
 
bool useArchPT
 
bool kvmInSE
 
PageTableBasepTable
 
SETranslatingPortProxy initVirtMem
 
ObjectFileobjFile
 
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< FDArrayfds
 
bool * exitGroup
 
std::shared_ptr< MemStatememState
 
uint64_t childClearTID
 Calls a futex wakeup at the address specified by this pointer when this process exits. More...
 
bool * sigchld
 

Static Public Attributes

static SyscallDesc syscallDescs []
 Array of syscall descriptors, indexed by call number. 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 SimObjectfind (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)
 
- Protected Member Functions inherited from PowerProcess
 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...
 
- Protected Attributes inherited from SimObject
const SimObjectParams * _params
 Cached copy of the object parameters. More...
 
- Protected Attributes inherited from EventManager
EventQueueeventq
 A pointer to this object's event queue. More...
 

Detailed Description

A process with emulated PPC/Linux syscalls.

Definition at line 39 of file process.hh.

Constructor & Destructor Documentation

PowerLinuxProcess::PowerLinuxProcess ( ProcessParams *  params,
ObjectFile objFile 
)

Definition at line 418 of file process.cc.

Member Function Documentation

SyscallDesc * PowerLinuxProcess::getDesc ( int  callnum)
virtual

Implements Process.

Definition at line 426 of file process.cc.

References Num_Syscall_Descs, and syscallDescs.

PowerISA::IntReg PowerLinuxProcess::getSyscallArg ( ThreadContext tc,
int &  i 
)
virtual

Implements Process.

Definition at line 441 of file process.cc.

References ArmISA::ArgumentReg0, and ThreadContext::readIntReg().

void PowerLinuxProcess::initState ( )
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 435 of file process.cc.

References PowerProcess::initState().

void PowerLinuxProcess::setSyscallArg ( ThreadContext tc,
int  i,
PowerISA::IntReg  val 
)

Definition at line 450 of file process.cc.

References ArmISA::ArgumentReg0, and ThreadContext::setIntReg().

Member Data Documentation

const int PowerLinuxProcess::Num_Syscall_Descs

Definition at line 56 of file process.hh.

Referenced by getDesc().

SyscallDesc PowerLinuxProcess::syscallDescs
static

Array of syscall descriptors, indexed by call number.

Definition at line 54 of file process.hh.

Referenced by getDesc().


The documentation for this class was generated from the following files:

Generated on Fri Jun 9 2017 13:04:17 for gem5 by doxygen 1.8.6