#include <TLB.h>

Collaboration diagram for etiss::mm::TLB< EntryNum >:

[legend]

Public Member Functions
	TLB ()

uint32_t	AddPTE (uint64_t vfn, uint64_t pte_val)
	Add an PTE entry in TLB with a pte value.

uint32_t	AddPTE (uint64_t vfn, const PTE &pte_entry)
	Add an PTE entry in TLB from the given PTE.

uint32_t	Lookup (uint64_t vfn, PTE *pte_buf)
	Look up the TLB for the given given virtual page number.

void	Flush ()
	Flush the TLB.

uint32_t	UpdatePTE (uint64_t vfn, uint64_t pte_val)
	Update the PTE entry.

uint32_t	EvictPTE (uint64_t vfn)
	Evict the PTE entry.

bool	IsFull () const

void	DumpEntry (uint64_t vfn)
	Dump the PTE details according to the given VPN.

void	Dump ()
	Dump all PTEs in TLB and TLB details.

Private Types
typedef std::map< uint64_t, PTE >	TLBMap

Private Attributes
TLBMap	tlb_map_

uint32_t	max_entry_

uint32_t	current_entry_num_

bool	is_full_

bool	infinite_tlb_entries_

Detailed Description

template<uint32_t EntryNum>
class etiss::mm::TLB< EntryNum >

Definition at line 32 of file TLB.h.

Member Typedef Documentation

◆ TLBMap

template<uint32_t EntryNum>

typedef std::map<uint64_t, PTE> etiss::mm::TLB< EntryNum >::TLBMap

private

Definition at line 35 of file TLB.h.

Constructor & Destructor Documentation

◆ TLB()

template<uint32_t EntryNum>

etiss::mm::TLB< EntryNum >::TLB ( )

inlineexplicit

Definition at line 38 of file TLB.h.

References etiss::mm::TLB< EntryNum >::infinite_tlb_entries_, etiss::mm::TLB< EntryNum >::max_entry_, and unlikely.

Member Function Documentation

◆ AddPTE() [1/2]

template<uint32_t EntryNum>

uint32_t etiss::mm::TLB< EntryNum >::AddPTE	(	uint64_t	vfn,
		const PTE &	pte_entry
	)

inline

Add an PTE entry in TLB from the given PTE.

Definition at line 69 of file TLB.h.

References etiss::mm::TLB< EntryNum >::current_entry_num_, etiss::mm::TLB< EntryNum >::is_full_, etiss::mm::NOERROR, etiss::mm::PTEOVERLAP, etiss::mm::TLB< EntryNum >::tlb_map_, etiss::mm::TLBISFULL, and unlikely.

◆ AddPTE() [2/2]

template<uint32_t EntryNum>

uint32_t etiss::mm::TLB< EntryNum >::AddPTE	(	uint64_t	vfn,
		uint64_t	pte_val
	)

inline

Add an PTE entry in TLB with a pte value.

Definition at line 51 of file TLB.h.

References etiss::mm::TLB< EntryNum >::current_entry_num_, etiss::mm::TLB< EntryNum >::is_full_, etiss::mm::NOERROR, etiss::mm::PTEOVERLAP, etiss::mm::TLB< EntryNum >::tlb_map_, etiss::mm::TLBISFULL, and unlikely.

◆ Dump()

template<uint32_t EntryNum>

void etiss::mm::TLB< EntryNum >::Dump ( )

inline

Dump all PTEs in TLB and TLB details.

Definition at line 161 of file TLB.h.

References etiss::mm::TLB< EntryNum >::current_entry_num_, etiss::mm::TLB< EntryNum >::DumpEntry(), etiss::mm::TLB< EntryNum >::infinite_tlb_entries_, etiss::mm::TLB< EntryNum >::is_full_, etiss::mm::TLB< EntryNum >::max_entry_, and etiss::mm::TLB< EntryNum >::tlb_map_.

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◆ DumpEntry()

template<uint32_t EntryNum>

void etiss::mm::TLB< EntryNum >::DumpEntry ( uint64_t vfn )

inline

Dump the PTE details according to the given VPN.

Definition at line 143 of file TLB.h.

References etiss::ERROR, etiss::log(), etiss::mm::TLB< EntryNum >::tlb_map_, and unlikely.

Referenced by etiss::mm::TLB< EntryNum >::Dump().

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◆ EvictPTE()

template<uint32_t EntryNum>

uint32_t etiss::mm::TLB< EntryNum >::EvictPTE ( uint64_t vfn )

inline

Evict the PTE entry.

Definition at line 126 of file TLB.h.

References etiss::mm::TLB< EntryNum >::current_entry_num_, etiss::mm::TLB< EntryNum >::is_full_, etiss::mm::NOERROR, etiss::mm::PTENOTEXISTED, etiss::mm::TLB< EntryNum >::tlb_map_, and unlikely.

◆ Flush()

template<uint32_t EntryNum>

void etiss::mm::TLB< EntryNum >::Flush ( )

inline

Flush the TLB.

Definition at line 101 of file TLB.h.

References etiss::mm::TLB< EntryNum >::current_entry_num_, etiss::mm::TLB< EntryNum >::is_full_, and etiss::mm::TLB< EntryNum >::tlb_map_.

◆ IsFull()

template<uint32_t EntryNum>

bool etiss::mm::TLB< EntryNum >::IsFull ( ) const

inline

Definition at line 137 of file TLB.h.

References etiss::mm::TLB< EntryNum >::is_full_.

◆ Lookup()

template<uint32_t EntryNum>

uint32_t etiss::mm::TLB< EntryNum >::Lookup	(	uint64_t	vfn,
		PTE *	pte_buf
	)

inline

Look up the TLB for the given given virtual page number.

Definition at line 87 of file TLB.h.

References etiss::mm::NOERROR, etiss::mm::TLB< EntryNum >::tlb_map_, and etiss::mm::TLBMISS.

◆ UpdatePTE()

template<uint32_t EntryNum>

uint32_t etiss::mm::TLB< EntryNum >::UpdatePTE	(	uint64_t	vfn,
		uint64_t	pte_val
	)

inline

Update the PTE entry.

Definition at line 113 of file TLB.h.

References etiss::mm::NOERROR, etiss::mm::PTENOTEXISTED, etiss::mm::TLB< EntryNum >::tlb_map_, and unlikely.

Member Data Documentation

◆ current_entry_num_

template<uint32_t EntryNum>

uint32_t etiss::mm::TLB< EntryNum >::current_entry_num_

private

Definition at line 180 of file TLB.h.

Referenced by etiss::mm::TLB< EntryNum >::AddPTE(), etiss::mm::TLB< EntryNum >::AddPTE(), etiss::mm::TLB< EntryNum >::Dump(), etiss::mm::TLB< EntryNum >::EvictPTE(), and etiss::mm::TLB< EntryNum >::Flush().

◆ infinite_tlb_entries_

template<uint32_t EntryNum>

bool etiss::mm::TLB< EntryNum >::infinite_tlb_entries_

private

Definition at line 182 of file TLB.h.

Referenced by etiss::mm::TLB< EntryNum >::Dump(), and etiss::mm::TLB< EntryNum >::TLB().

◆ is_full_

template<uint32_t EntryNum>

bool etiss::mm::TLB< EntryNum >::is_full_

private

Definition at line 181 of file TLB.h.

Referenced by etiss::mm::TLB< EntryNum >::AddPTE(), etiss::mm::TLB< EntryNum >::AddPTE(), etiss::mm::TLB< EntryNum >::Dump(), etiss::mm::TLB< EntryNum >::EvictPTE(), etiss::mm::TLB< EntryNum >::Flush(), and etiss::mm::TLB< EntryNum >::IsFull().

◆ max_entry_

template<uint32_t EntryNum>

uint32_t etiss::mm::TLB< EntryNum >::max_entry_

private

Definition at line 179 of file TLB.h.

Referenced by etiss::mm::TLB< EntryNum >::Dump(), and etiss::mm::TLB< EntryNum >::TLB().

◆ tlb_map_

template<uint32_t EntryNum>

TLBMap etiss::mm::TLB< EntryNum >::tlb_map_

private

Definition at line 177 of file TLB.h.

Referenced by etiss::mm::TLB< EntryNum >::AddPTE(), etiss::mm::TLB< EntryNum >::AddPTE(), etiss::mm::TLB< EntryNum >::Dump(), etiss::mm::TLB< EntryNum >::DumpEntry(), etiss::mm::TLB< EntryNum >::EvictPTE(), etiss::mm::TLB< EntryNum >::Flush(), etiss::mm::TLB< EntryNum >::Lookup(), and etiss::mm::TLB< EntryNum >::UpdatePTE().

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

/home/runner/work/etiss/etiss/include/etiss/mm/TLB.h

Public Member Functions

Private Types

Private Attributes

Detailed Description

Member Typedef Documentation

◆ TLBMap

Constructor & Destructor Documentation

◆ TLB()

Member Function Documentation

◆ AddPTE() [1/2]

◆ AddPTE() [2/2]

◆ Dump()

◆ DumpEntry()

◆ EvictPTE()

◆ Flush()

◆ IsFull()

◆ Lookup()

◆ UpdatePTE()

Member Data Documentation

◆ current_entry_num_

◆ infinite_tlb_entries_

◆ is_full_

◆ max_entry_

◆ tlb_map_