#include <system.hh>

Inheritance diagram for SparcSystem:

Public Types
typedef SparcSystemParams	Params

Public Types inherited from System
typedef SystemParams	Params

Public Types inherited from SimObject
typedef SimObjectParams	Params

Public Member Functions
	SparcSystem (Params *p)

	~SparcSystem ()

void	initState () override
	initState() is called on each SimObject when not restoring from a checkpoint. More...

void	serializeSymtab (CheckpointOut &cp) const override
	Serialization stuff. More...

void	unserializeSymtab (CheckpointIn &cp) override
	If needed, unserialize additional symbol table entries for a specific subclass of this system. More...

Public Member Functions inherited from System
void	init () override
	After all objects have been created and all ports are connected, check that the system port is connected. More...

MasterPort &	getSystemPort ()
	Get a reference to the system port that can be used by non-structural simulation objects like processes or threads, or external entities like loaders and debuggers, etc, to access the memory system. More...

Port &	getPort (const std::string &if_name, PortID idx=InvalidPortID) override
	Additional function to return the Port of a memory object. More...

unsigned int	cacheLineSize () const
	Get the cache line size of the system. More...

ThreadContext *	findFreeContext ()

ThreadContext *	getThreadContext (ContextID tid) const

bool	schedule (PCEvent *event) override

bool	remove (PCEvent *event) override

unsigned	numContexts () const

int	numRunningContexts ()
	Return number of running (non-halted) thread contexts in system. More...

KvmVM *	getKvmVM ()
	Get a pointer to the Kernel Virtual Machine (KVM) SimObject, if present. More...

bool	validKvmEnvironment () const
	Verify gem5 configuration will support KVM emulation. More...

PhysicalMemory &	getPhysMem ()
	Get a pointer to access the physical memory of the system. More...

Addr	freeMemSize () const
	Amount of physical memory that is still free. More...

Addr	memSize () const
	Amount of physical memory that exists. More...

bool	isMemAddr (Addr addr) const
	Check if a physical address is within a range of a memory that is part of the global address map. More...

Arch	getArch () const
	Get the architecture. More...

ByteOrder	getGuestByteOrder () const
	Get the guest byte order. More...

Addr	getPageBytes () const
	Get the page bytes for the ISA. More...

Addr	getPageShift () const
	Get the number of bits worth of in-page address for the ISA. More...

ThermalModel *	getThermalModel () const
	The thermal model used for this system (if any). More...

MasterID	getMasterId (const SimObject *master, std::string submaster=std::string())
	Request an id used to create a request object in the system. More...

MasterID	getGlobalMasterId (const std::string &master_name)
	Registers a GLOBAL MasterID, which is a MasterID not related to any particular SimObject; since no SimObject is passed, the master gets registered by providing the full master name. More...

std::string	getMasterName (MasterID master_id)
	Get the name of an object for a given request id. More...

MasterID	lookupMasterId (const SimObject *obj) const
	Looks up the MasterID for a given SimObject returns an invalid MasterID (invldMasterId) if not found. More...

MasterID	lookupMasterId (const std::string &name) const
	Looks up the MasterID for a given object name string returns an invalid MasterID (invldMasterId) if not found. More...

MasterID	maxMasters ()
	Get the number of masters registered in the system. More...

void	regStats () override
	Callback to set stat parameters. More...

uint64_t	incWorkItemsBegin ()
	Called by pseudo_inst to track the number of work items started by this system. More...

uint64_t	incWorkItemsEnd ()
	Called by pseudo_inst to track the number of work items completed by this system. More...

int	markWorkItem (int index)
	Called by pseudo_inst to mark the cpus actively executing work items. More...

void	workItemBegin (uint32_t tid, uint32_t workid)

void	workItemEnd (uint32_t tid, uint32_t workid)

bool	breakpoint ()

	System (Params *p)

	~System ()

void	initState () override
	initState() is called on each SimObject when not restoring from a checkpoint. More...

const Params *	params () const

const AddrRange &	m5opRange () const
	Range used by memory-mapped m5 pseudo-ops if enabled. More...

Addr	getKernelStart () const
	Returns the address the kernel starts at. More...

Addr	getKernelEnd () const
	Returns the address the kernel ends at. More...

Addr	getKernelEntry () const
	Returns the address the entry point to the kernel code. More...

Addr	allocPhysPages (int npages)
	Allocate npages contiguous unused physical pages. More...

ContextID	registerThreadContext (ThreadContext *tc, ContextID assigned=InvalidContextID)

void	replaceThreadContext (ThreadContext *tc, ContextID context_id)

void	serialize (CheckpointOut &cp) const override
	Serialize an object. More...

void	unserialize (CheckpointIn &cp) override
	Unserialize an object. More...

void	drainResume () override
	Resume execution after a successful drain. More...

bool	isAtomicMode () const
	Is the system in atomic mode? More...

bool	isTimingMode () const
	Is the system in timing mode? More...

bool	bypassCaches () const
	Should caches be bypassed? More...

Enums::MemoryMode	getMemoryMode () const
	Get the memory mode of the system. More...

void	setMemoryMode (Enums::MemoryMode mode)
	Change the memory mode of the system. More...

template<class T , typename... Args>
T *	addFuncEvent (const SymbolTable symtab, const char lbl, const std::string &desc, Args... args)
	Add a function-based event to the given function, to be looked up in the specified symbol table. More...

template<class T >
T *	addFuncEvent (const SymbolTable symtab, const char lbl)

template<class T , typename... Args>
T *	addFuncEventOrPanic (const SymbolTable symtab, const char lbl, Args... args)

template<class T , typename... Args>
T *	addKernelFuncEvent (const char *lbl, Args... args)
	Add a function-based event to a kernel symbol. More...

template<class T , typename... Args>
T *	addKernelFuncEventOrPanic (const char *lbl, Args... args)

Public Member Functions inherited from SimObject
const Params *	params () const

	SimObject (const Params *_params)

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 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...

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...

Public Member Functions inherited from Stats::Group
	Group ()=delete

	Group (const Group &)=delete

Group &	operator= (const Group &)=delete

	Group (Group parent, const char name=nullptr)
	Construct a new statistics group. More...

virtual	~Group ()

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...

Public Attributes
SymbolTable *	resetSymtab
	reset binary symbol table More...

SymbolTable *	hypervisorSymtab
	hypervison binary symbol table More...

SymbolTable *	openbootSymtab
	openboot symbol table More...

SymbolTable *	nvramSymtab
	nvram symbol table? More...

SymbolTable *	hypervisorDescSymtab
	hypervisor desc symbol table? More...

SymbolTable *	partitionDescSymtab
	partition desc symbol table? More...

ObjectFile *	reset
	Object pointer for the reset binary. More...

ObjectFile *	hypervisor
	Object pointer for the hypervisor code. More...

ObjectFile *	openboot
	Object pointer for the openboot code. More...

ObjectFile *	nvram
	Object pointer for the nvram image. More...

ObjectFile *	hypervisor_desc
	Object pointer for the hypervisor description image. More...

ObjectFile *	partition_desc
	Object pointer for the partition description image. More...

Tick	sysTick
	System Tick for syncronized tick across all cpus. More...

Public Attributes inherited from System
std::vector< ThreadContext * >	threadContexts

const bool	multiThread

Addr	pagePtr

uint64_t	init_param

PortProxy	physProxy
	Port to physical memory used for writing object files into ram at boot. More...

SymbolTable *	kernelSymtab
	kernel symbol table More...

ObjectFile *	kernel
	Object pointer for the kernel code. More...

MemoryImage	kernelImage

std::vector< ObjectFile * >	kernelExtras
	Additional object files. More...

Addr	kernelStart
	Beginning of kernel code. More...

Addr	kernelEnd
	End of kernel code. More...

Addr	kernelEntry
	Entry point in the kernel to start at. More...

Addr	loadAddrMask
	Mask that should be anded for binary/symbol loading. More...

Addr	loadAddrOffset
	Offset that should be used for binary/symbol loading. More...

std::vector< BaseRemoteGDB * >	remoteGDB

Counter	totalNumInsts

std::map< std::pair< uint32_t, uint32_t >, Tick >	lastWorkItemStarted

std::map< uint32_t, Stats::Histogram * >	workItemStats

FutexMap	futexMap

std::set< int >	PIDs
	Process set to track which PIDs have already been allocated. More...

std::list< BasicSignal >	signalList

std::vector< RedirectPath * >	redirectPaths

Protected Member Functions
const Params *	params () const

template<class T >
T *	addResetFuncEvent (const char *lbl)
	Add a function-based event to reset binary. More...

template<class T >
T *	addHypervisorFuncEvent (const char *lbl)
	Add a function-based event to the hypervisor. More...

template<class T >
T *	addOpenbootFuncEvent (const char *lbl)
	Add a function-based event to the openboot. More...

Addr	fixFuncEventAddr (Addr addr) override
	Fix up an address used to match PCs for hooking simulator events on to target function executions. More...

Protected Member Functions inherited from System
std::string	stripSystemName (const std::string &master_name) const
	Strips off the system name from a master name. More...

MasterID	_getMasterId (const SimObject *master, const std::string &master_name)
	helper function for getMasterId More...

std::string	leafMasterName (const SimObject *master, const std::string &submaster)
	Helper function for constructing the full (sub)master name by providing the root master and the relative submaster name. More...

Protected Member Functions inherited from Drainable
	Drainable ()

virtual	~Drainable ()

void	signalDrainDone () const
	Signal that an object is drained. More...

Additional Inherited Members
Static Public Member Functions inherited from System
static void	printSystems ()

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)

Static Public Attributes inherited from System
static std::vector< System * >	systemList

static int	numSystemsRunning = 0

static const int	maxPID = 32768

Static Public Attributes inherited from Serializable
static int	ckptCount = 0

static int	ckptMaxCount = 0

static int	ckptPrevCount = -1

Protected Attributes inherited from System
KvmVM *const	kvmVM

PhysicalMemory	physmem

Enums::MemoryMode	memoryMode

const unsigned int	_cacheLineSize

uint64_t	workItemsBegin

uint64_t	workItemsEnd

uint32_t	numWorkIds

std::vector< bool >	activeCpus

std::vector< MasterInfo >	masters
	This array is a per-system list of all devices capable of issuing a memory system request and an associated string for each master id. More...

ThermalModel *	thermalModel

Params *	_params

const AddrRange	_m5opRange
	Range for memory-mapped m5 pseudo ops. More...

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...

Detailed Description

Definition at line 44 of file system.hh.

Member Typedef Documentation

◆ Params

typedef SparcSystemParams SparcSystem::Params

Definition at line 47 of file system.hh.

Constructor & Destructor Documentation

◆ SparcSystem()

SparcSystem::SparcSystem ( Params * p )

Definition at line 55 of file system.cc.

References addr, ImageFile::buildImage(), debugSymbolTable, ObjectFile::entryPoint(), hypervisor, hypervisor_desc, hypervisorDescSymtab, hypervisorSymtab, ObjectFile::loadGlobalSymbols(), ObjectFile::loadLocalSymbols(), MemoryImage::maxAddr(), MemoryImage::minAddr(), nvram, nvramSymtab, MemoryImage::offset(), openboot, openbootSymtab, panic, params(), partition_desc, partitionDescSymtab, reset, resetSymtab, and MemoryImage::write().

Referenced by unserializeSymtab().

◆ ~SparcSystem()

SparcSystem::~SparcSystem ( )

Definition at line 168 of file system.cc.

References hypervisor, hypervisor_desc, hypervisorDescSymtab, hypervisorSymtab, nvram, nvramSymtab, openboot, openbootSymtab, partition_desc, partitionDescSymtab, reset, and resetSymtab.

Member Function Documentation

◆ addHypervisorFuncEvent()

template<class T >

T* SparcSystem::addHypervisorFuncEvent ( const char * lbl )

inlineprotected

Add a function-based event to the hypervisor.

Definition at line 113 of file system.hh.

References hypervisorSymtab.

◆ addOpenbootFuncEvent()

template<class T >

T* SparcSystem::addOpenbootFuncEvent ( const char * lbl )

inlineprotected

Add a function-based event to the openboot.

Definition at line 121 of file system.hh.

References openbootSymtab.

◆ addResetFuncEvent()

template<class T >

T* SparcSystem::addResetFuncEvent ( const char * lbl )

inlineprotected

Add a function-based event to reset binary.

Definition at line 105 of file system.hh.

References resetSymtab.

◆ fixFuncEventAddr()

Addr SparcSystem::fixFuncEventAddr ( Addr addr )

inlineoverrideprotectedvirtual

Fix up an address used to match PCs for hooking simulator events on to target function executions.

See comment in system.cc for details.

Reimplemented from System.

Definition at line 127 of file system.hh.

References addr.

◆ initState()

void SparcSystem::initState ( )

overridevirtual

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 142 of file system.cc.

References hypervisor, hypervisor_desc, System::initState(), SparcISA::PowerOnReset::invoke(), nvram, openboot, params(), partition_desc, System::physProxy, reset, and System::threadContexts.

◆ params()

const Params* SparcSystem::params ( ) const

inlineprotected

Definition at line 100 of file system.hh.

References System::_params.

Referenced by initState(), and SparcSystem().

◆ serializeSymtab()

void SparcSystem::serializeSymtab ( CheckpointOut & cp ) const

overridevirtual

Serialization stuff.

Reimplemented from System.

Definition at line 185 of file system.cc.

References hypervisorDescSymtab, hypervisorSymtab, nvramSymtab, openbootSymtab, partitionDescSymtab, resetSymtab, and SymbolTable::serialize().

◆ unserializeSymtab()

void SparcSystem::unserializeSymtab ( CheckpointIn & cp )

overridevirtual

If needed, unserialize additional symbol table entries for a specific subclass of this system.

Parameters

cp	checkpoint to unserialize from
section	relevant section in the checkpoint

Reimplemented from System.

Definition at line 197 of file system.cc.

References hypervisorDescSymtab, hypervisorSymtab, nvramSymtab, openbootSymtab, partitionDescSymtab, resetSymtab, SparcSystem(), and SymbolTable::unserialize().

Member Data Documentation

◆ hypervisor

ObjectFile* SparcSystem::hypervisor

Object pointer for the hypervisor code.

Definition at line 82 of file system.hh.

Referenced by initState(), SparcSystem(), and ~SparcSystem().

◆ hypervisor_desc

ObjectFile* SparcSystem::hypervisor_desc

Object pointer for the hypervisor description image.

Definition at line 91 of file system.hh.

Referenced by initState(), SparcSystem(), and ~SparcSystem().

◆ hypervisorDescSymtab

SymbolTable* SparcSystem::hypervisorDescSymtab

hypervisor desc symbol table?

Definition at line 73 of file system.hh.

Referenced by serializeSymtab(), SparcSystem(), unserializeSymtab(), and ~SparcSystem().

◆ hypervisorSymtab

SymbolTable* SparcSystem::hypervisorSymtab

hypervison binary symbol table

Definition at line 64 of file system.hh.

Referenced by addHypervisorFuncEvent(), serializeSymtab(), SparcSystem(), unserializeSymtab(), and ~SparcSystem().

◆ nvram

ObjectFile* SparcSystem::nvram

Object pointer for the nvram image.

Definition at line 88 of file system.hh.

Referenced by initState(), SparcSystem(), and ~SparcSystem().

◆ nvramSymtab

SymbolTable* SparcSystem::nvramSymtab

nvram symbol table?

Definition at line 70 of file system.hh.

Referenced by serializeSymtab(), SparcSystem(), unserializeSymtab(), and ~SparcSystem().

◆ openboot

ObjectFile* SparcSystem::openboot

Object pointer for the openboot code.

Definition at line 85 of file system.hh.

Referenced by initState(), SparcSystem(), and ~SparcSystem().

◆ openbootSymtab

SymbolTable* SparcSystem::openbootSymtab

openboot symbol table

Definition at line 67 of file system.hh.

Referenced by addOpenbootFuncEvent(), serializeSymtab(), SparcSystem(), unserializeSymtab(), and ~SparcSystem().

◆ partition_desc

ObjectFile* SparcSystem::partition_desc

Object pointer for the partition description image.

Definition at line 94 of file system.hh.

Referenced by initState(), SparcSystem(), and ~SparcSystem().

◆ partitionDescSymtab

SymbolTable* SparcSystem::partitionDescSymtab

partition desc symbol table?

Definition at line 76 of file system.hh.

Referenced by serializeSymtab(), SparcSystem(), unserializeSymtab(), and ~SparcSystem().

◆ reset

ObjectFile* SparcSystem::reset

Object pointer for the reset binary.

Definition at line 79 of file system.hh.

Referenced by initState(), SparcSystem(), and ~SparcSystem().

◆ resetSymtab

SymbolTable* SparcSystem::resetSymtab

reset binary symbol table

Definition at line 61 of file system.hh.

Referenced by addResetFuncEvent(), serializeSymtab(), SparcSystem(), unserializeSymtab(), and ~SparcSystem().

◆ sysTick

Tick SparcSystem::sysTick

System Tick for syncronized tick across all cpus.

Definition at line 97 of file system.hh.

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

arch/sparc/system.hh
arch/sparc/system.cc

Public Types

Public Member Functions

Public Attributes

Protected Member Functions

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ Params

Constructor & Destructor Documentation

◆ SparcSystem()

◆ ~SparcSystem()

Member Function Documentation

◆ addHypervisorFuncEvent()

◆ addOpenbootFuncEvent()

◆ addResetFuncEvent()

◆ fixFuncEventAddr()

◆ initState()

◆ params()

◆ serializeSymtab()

◆ unserializeSymtab()

Member Data Documentation

◆ hypervisor

◆ hypervisor_desc

◆ hypervisorDescSymtab

◆ hypervisorSymtab

◆ nvram

◆ nvramSymtab

◆ openboot

◆ openbootSymtab

◆ partition_desc

◆ partitionDescSymtab

◆ reset

◆ resetSymtab

◆ sysTick