gem5
|
#include <DirectoryMemory.hh>
Public Types | |
typedef RubyDirectoryMemoryParams | Params |
Public Types inherited from SimObject | |
typedef SimObjectParams | Params |
Public Member Functions | |
DirectoryMemory (const Params *p) | |
~DirectoryMemory () | |
void | init () |
init() is called after all C++ SimObjects have been created and all ports are connected. More... | |
uint64_t | mapAddressToLocalIdx (Addr address) |
uint64_t | getSize () |
bool | isPresent (Addr address) |
AbstractEntry * | lookup (Addr address) |
AbstractEntry * | allocate (Addr address, AbstractEntry *new_entry) |
void | print (std::ostream &out) const |
void | recordRequestType (DirectoryRequestType requestType) |
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 | initState () |
initState() is called on each SimObject when not restoring from a checkpoint. More... | |
virtual void | regStats () |
Register statistics for this object. 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 Member Functions | |
static uint64_t | mapAddressToDirectoryVersion (Addr address) |
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) |
Private Member Functions | |
DirectoryMemory (const DirectoryMemory &obj) | |
DirectoryMemory & | operator= (const DirectoryMemory &obj) |
Private Attributes | |
const std::string | m_name |
AbstractEntry ** | m_entries |
uint64_t | m_size_bytes |
uint64_t | m_size_bits |
uint64_t | m_num_entries |
int | m_version |
Static Private Attributes | |
static int | m_num_directories = 0 |
static int | m_num_directories_bits = 0 |
static int | m_numa_high_bit = 0 |
Additional Inherited Members | |
Static Public Attributes inherited from Serializable | |
static int | ckptCount = 0 |
static int | ckptMaxCount = 0 |
static int | ckptPrevCount = -1 |
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 | |
EventQueue * | eventq |
A pointer to this object's event queue. More... | |
Definition at line 41 of file DirectoryMemory.hh.
typedef RubyDirectoryMemoryParams DirectoryMemory::Params |
Definition at line 44 of file DirectoryMemory.hh.
DirectoryMemory::DirectoryMemory | ( | const Params * | p | ) |
Definition at line 47 of file DirectoryMemory.cc.
References floorLog2(), m_num_entries, m_numa_high_bit, m_size_bits, m_size_bytes, and m_version.
DirectoryMemory::~DirectoryMemory | ( | ) |
Definition at line 81 of file DirectoryMemory.cc.
References ArmISA::i, m_entries, and m_num_entries.
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private |
AbstractEntry * DirectoryMemory::allocate | ( | Addr | address, |
AbstractEntry * | new_entry | ||
) |
Definition at line 137 of file DirectoryMemory.cc.
References AbstractEntry::changePermission(), DPRINTF, isPresent(), m_entries, m_num_entries, and mapAddressToLocalIdx().
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inline |
Definition at line 53 of file DirectoryMemory.hh.
References m_size_bytes.
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virtual |
init() is called after all C++ SimObjects have been created and all ports are connected.
Initializations that are independent of unserialization but rely on a fully instantiated and connected SimObject graph should be done here.
Reimplemented from SimObject.
Definition at line 65 of file DirectoryMemory.cc.
References ceilLog2(), RubySystem::getBlockSizeBytes(), RubySystem::getMemorySizeBits(), ArmISA::i, m_entries, m_num_directories, m_num_directories_bits, m_num_entries, m_numa_high_bit, and m_size_bytes.
bool DirectoryMemory::isPresent | ( | Addr | address | ) |
Definition at line 105 of file DirectoryMemory.cc.
References m_version, and mapAddressToDirectoryVersion().
Referenced by allocate(), and lookup().
AbstractEntry * DirectoryMemory::lookup | ( | Addr | address | ) |
Definition at line 126 of file DirectoryMemory.cc.
References DPRINTF, isPresent(), m_entries, m_num_entries, and mapAddressToLocalIdx().
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static |
Definition at line 93 of file DirectoryMemory.cc.
References bitSelect(), m_num_directories_bits, and m_numa_high_bit.
Referenced by isPresent(), map_Address_to_DirectoryNode(), and map_Address_to_TCCdirNode().
uint64_t DirectoryMemory::mapAddressToLocalIdx | ( | Addr | address | ) |
Definition at line 112 of file DirectoryMemory.cc.
References bitRemove(), RubySystem::getBlockSizeBits(), m_num_directories_bits, and m_numa_high_bit.
Referenced by allocate(), and lookup().
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private |
void DirectoryMemory::print | ( | std::ostream & | out | ) | const |
Definition at line 152 of file DirectoryMemory.cc.
Referenced by operator<<().
void DirectoryMemory::recordRequestType | ( | DirectoryRequestType | requestType | ) |
Definition at line 157 of file DirectoryMemory.cc.
References DPRINTF.
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private |
Definition at line 69 of file DirectoryMemory.hh.
Referenced by allocate(), init(), lookup(), and ~DirectoryMemory().
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private |
Definition at line 68 of file DirectoryMemory.hh.
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staticprivate |
Definition at line 77 of file DirectoryMemory.hh.
Referenced by init().
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staticprivate |
Definition at line 78 of file DirectoryMemory.hh.
Referenced by init(), mapAddressToDirectoryVersion(), and mapAddressToLocalIdx().
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private |
Definition at line 74 of file DirectoryMemory.hh.
Referenced by allocate(), DirectoryMemory(), init(), lookup(), and ~DirectoryMemory().
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staticprivate |
Definition at line 79 of file DirectoryMemory.hh.
Referenced by DirectoryMemory(), init(), mapAddressToDirectoryVersion(), and mapAddressToLocalIdx().
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private |
Definition at line 73 of file DirectoryMemory.hh.
Referenced by DirectoryMemory().
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private |
Definition at line 72 of file DirectoryMemory.hh.
Referenced by DirectoryMemory(), getSize(), and init().
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private |
Definition at line 75 of file DirectoryMemory.hh.
Referenced by DirectoryMemory(), and isPresent().