PageTableWalker Class Reference

#include <ptw.h>

Inheritance diagram for PageTableWalker:

Collaboration diagram for PageTableWalker:

Classes
class	Builder
struct	mshr_type
struct	pscl_entry
struct	pscl_indexer

Public Member Functions
	PageTableWalker (Builder builder)
long	operate () override final
void	begin_phase () override final
void	print_deadlock () override final
Public Member Functions inherited from champsim::operable
	operable (double scale)
long	_operate ()
virtual void	initialize ()
virtual void	end_phase (unsigned)

Public Attributes
const std::string	NAME
const uint32_t	MSHR_SIZE
const long int	MAX_READ
const long int	MAX_FILL
const uint64_t	HIT_LATENCY
std::vector< pscl_type >	pscl
VirtualMemory *	vmem
const uint64_t	CR3_addr
Public Attributes inherited from champsim::operable
const double	CLOCK_SCALE
double	leap_operation = 0
uint64_t	current_cycle = 0
bool	warmup = true

Private Types
using	pscl_type = champsim::lru_table< pscl_entry, pscl_indexer, pscl_indexer >
using	channel_type = champsim::channel
using	request_type = typename channel_type::request_type
using	response_type = typename channel_type::response_type

Private Member Functions
std::optional< mshr_type >	handle_read (const request_type &pkt, channel_type *ul)
std::optional< mshr_type >	handle_fill (const mshr_type &pkt)
std::optional< mshr_type >	step_translation (const mshr_type &source)
void	finish_packet (const response_type &packet)

Private Attributes
std::deque< mshr_type >	MSHR
std::deque< mshr_type >	finished
std::deque< mshr_type >	completed
std::vector< channel_type * >	upper_levels
channel_type *	lower_level

Member Typedef Documentation

channel_type

using PageTableWalker::channel_type = champsim::channel

private

pscl_type

using PageTableWalker::pscl_type = champsim::lru_table<pscl_entry, pscl_indexer, pscl_indexer>

private

request_type

using PageTableWalker::request_type = typename channel_type::request_type

private

response_type

using PageTableWalker::response_type = typename channel_type::response_type

private

Constructor & Destructor Documentation

PageTableWalker()

PageTableWalker::PageTableWalker ( Builder  builder )

explicit

Member Function Documentation

begin_phase()

void PageTableWalker::begin_phase ( )

finaloverridevirtual

Reimplemented from champsim::operable.

finish_packet()

void PageTableWalker::finish_packet ( const response_type &  packet )

private

handle_fill()

auto PageTableWalker::handle_fill ( const mshr_type &  pkt )

private

handle_read()

auto PageTableWalker::handle_read ( const request_type &  pkt, channel_type *  ul  )

private

operate()

long PageTableWalker::operate ( )

finaloverridevirtual

Implements champsim::operable.

print_deadlock()

void PageTableWalker::print_deadlock ( )

finaloverridevirtual

Reimplemented from champsim::operable.

step_translation()

auto PageTableWalker::step_translation ( const mshr_type &  source )

private

Member Data Documentation

completed

std::deque<mshr_type> PageTableWalker::completed

private

CR3_addr

const uint64_t PageTableWalker::CR3_addr

finished

std::deque<mshr_type> PageTableWalker::finished

private

HIT_LATENCY

const uint64_t PageTableWalker::HIT_LATENCY

lower_level

channel_type* PageTableWalker::lower_level

private

MAX_FILL

const long int PageTableWalker::MAX_FILL

MAX_READ

const long int PageTableWalker::MAX_READ

MSHR

std::deque<mshr_type> PageTableWalker::MSHR

private

MSHR_SIZE

const uint32_t PageTableWalker::MSHR_SIZE

NAME

const std::string PageTableWalker::NAME

pscl

std::vector<pscl_type> PageTableWalker::pscl

upper_levels

std::vector<channel_type*> PageTableWalker::upper_levels

private

vmem

VirtualMemory* PageTableWalker::vmem

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

• inc/ptw.h
• src/ptw.cc