gem5  v22.0.0.2
Public Member Functions | List of all members
gem5::SparcISA::MMU Class Reference

#include <mmu.hh>

Inheritance diagram for gem5::SparcISA::MMU:
gem5::BaseMMU gem5::SimObject gem5::EventManager gem5::Serializable gem5::Drainable gem5::statistics::Group gem5::Named

Public Member Functions

 MMU (const SparcMMUParams &p)
 
TranslationGenPtr translateFunctional (Addr start, Addr size, ThreadContext *tc, Mode mode, Request::Flags flags) override
 Returns a translation generator for a region of virtual addresses, instead of directly translating a specific address. More...
 
void insertItlbEntry (Addr vpn, int partition_id, int context_id, bool real, const PageTableEntry &PTE, int entry=-1)
 
void insertDtlbEntry (Addr vpn, int partition_id, int context_id, bool real, const PageTableEntry &PTE, int entry=-1)
 
- Public Member Functions inherited from gem5::BaseMMU
void init () override
 Called at init time, this method is traversing the TLB hierarchy and pupulating the instruction/data/unified containers accordingly. More...
 
virtual void flushAll ()
 
void demapPage (Addr vaddr, uint64_t asn)
 
virtual Fault translateAtomic (const RequestPtr &req, ThreadContext *tc, Mode mode)
 
virtual void translateTiming (const RequestPtr &req, ThreadContext *tc, Translation *translation, Mode mode)
 
virtual Fault translateFunctional (const RequestPtr &req, ThreadContext *tc, Mode mode)
 
virtual Fault finalizePhysical (const RequestPtr &req, ThreadContext *tc, Mode mode) const
 
virtual void takeOverFrom (BaseMMU *old_mmu)
 
- Public Member Functions inherited from gem5::SimObject
const Paramsparams () const
 
 SimObject (const Params &p)
 
virtual ~SimObject ()
 
virtual void loadState (CheckpointIn &cp)
 loadState() is called on each SimObject when restoring from a checkpoint. More...
 
virtual void initState ()
 initState() is called on each SimObject when not 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...
 
ProbeManagergetProbeManager ()
 Get the probe manager for this object. More...
 
virtual PortgetPort (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 gem5::EventManager
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)
 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 gem5::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 gem5::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 gem5::statistics::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 (statistics::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 InforesolveStat (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
 
Groupoperator= (const Group &)=delete
 
- Public Member Functions inherited from gem5::Named
 Named (const std::string &name_)
 
virtual ~Named ()=default
 
virtual std::string name () const
 

Additional Inherited Members

- Public Types inherited from gem5::BaseMMU
enum  Mode { Read, Write, Execute }
 
- Public Types inherited from gem5::SimObject
typedef SimObjectParams Params
 
- Static Public Member Functions inherited from gem5::SimObject
static void serializeAll (const std::string &cpt_dir)
 Create a checkpoint by serializing 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 void setSimObjectResolver (SimObjectResolver *resolver)
 There is a single object name resolver, and it is only set when simulation is restoring from checkpoints. More...
 
static SimObjectResolvergetSimObjectResolver ()
 There is a single object name resolver, and it is only set when simulation is restoring from checkpoints. More...
 
- Static Public Member Functions inherited from gem5::Serializable
static const std::string & currentSection ()
 Gets the fully-qualified name of the active section. More...
 
static void generateCheckpointOut (const std::string &cpt_dir, std::ofstream &outstream)
 Generate a checkpoint file so that the serialization can be routed to it. More...
 
- Public Attributes inherited from gem5::BaseMMU
BaseTLBdtb
 
BaseTLBitb
 
- Protected Types inherited from gem5::BaseMMU
typedef BaseMMUParams Params
 
- Protected Member Functions inherited from gem5::BaseMMU
 BaseMMU (const Params &p)
 
BaseTLBgetTlb (Mode mode) const
 
- Protected Member Functions inherited from gem5::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 gem5::BaseMMU
std::set< BaseTLB * > instruction
 It is possible from the MMU to traverse the entire hierarchy of TLBs, starting from the DTB and ITB (generally speaking from the first level) up to the last level via the nextLevel pointer. More...
 
std::set< BaseTLB * > data
 
std::set< BaseTLB * > unified
 
- Protected Attributes inherited from gem5::SimObject
const SimObjectParams & _params
 Cached copy of the object parameters. More...
 
- Protected Attributes inherited from gem5::EventManager
EventQueueeventq
 A pointer to this object's event queue. More...
 

Detailed Description

Definition at line 52 of file mmu.hh.

Constructor & Destructor Documentation

◆ MMU()

gem5::SparcISA::MMU::MMU ( const SparcMMUParams &  p)
inline

Definition at line 55 of file mmu.hh.

Member Function Documentation

◆ insertDtlbEntry()

void gem5::SparcISA::MMU::insertDtlbEntry ( Addr  vpn,
int  partition_id,
int  context_id,
bool  real,
const PageTableEntry PTE,
int  entry = -1 
)
inline

Definition at line 76 of file mmu.hh.

References gem5::BaseMMU::dtb.

◆ insertItlbEntry()

void gem5::SparcISA::MMU::insertItlbEntry ( Addr  vpn,
int  partition_id,
int  context_id,
bool  real,
const PageTableEntry PTE,
int  entry = -1 
)
inline

Definition at line 68 of file mmu.hh.

References gem5::BaseMMU::itb.

◆ translateFunctional()

TranslationGenPtr gem5::SparcISA::MMU::translateFunctional ( Addr  start,
Addr  size,
ThreadContext tc,
Mode  mode,
Request::Flags  flags 
)
inlineoverridevirtual

Returns a translation generator for a region of virtual addresses, instead of directly translating a specific address.

Implements gem5::BaseMMU.

Definition at line 60 of file mmu.hh.

References flags, gem5::ArmISA::mode, and gem5::SparcISA::PageBytes.


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

Generated on Thu Jul 28 2022 13:34:17 for gem5 by doxygen 1.8.17