gem5::MemPool Class Reference

Class for handling allocation of physical pages in SE mode. More...

#include <mem_pool.hh>

Public Member Functions
	MemPool (System *system, Addr ptr, Addr limit)
Counter	freePage () const
void	setFreePage (Counter value)
Addr	freePageAddr () const
Counter	totalPages () const
Counter	allocatedPages () const
Counter	freePages () const
Addr	allocatedBytes () const
Addr	freeBytes () const
Addr	totalBytes () const
Addr	allocate (Addr npages)

Private Attributes
System *	sys
Counter	freePageNum
	Page number to free memory. More...
Counter	_totalPages
	The size of the pool, in number of pages. More...

Detailed Description

Class for handling allocation of physical pages in SE mode.

Definition at line 45 of file mem_pool.hh.

Constructor & Destructor Documentation

MemPool()

gem5::MemPool::MemPool	(	System *	system,
		Addr	ptr,
		Addr	limit
	)

Definition at line 41 of file mem_pool.cc.

Member Function Documentation

allocate()

Addr gem5::MemPool::allocate

(

Addr

npages

)

Definition at line 102 of file mem_pool.cc.

References gem5::AddrRange::end(), fatal_if, freePageAddr(), freePageNum, freePages(), gem5::System::getPageShift(), gem5::System::m5opRange(), gem5::AddrRange::start(), sys, gem5::AddrRange::valid(), and warn.

allocatedBytes()

Addr gem5::MemPool::allocatedBytes

(

)

const

Definition at line 84 of file mem_pool.cc.

References allocatedPages(), gem5::System::getPageShift(), and sys.

allocatedPages()

Counter gem5::MemPool::allocatedPages

(

)

const

Definition at line 72 of file mem_pool.cc.

References freePageNum.

Referenced by allocatedBytes().

freeBytes()

Addr gem5::MemPool::freeBytes

(

)

const

Definition at line 90 of file mem_pool.cc.

References freePages(), gem5::System::getPageShift(), and sys.

freePage()

Counter gem5::MemPool::freePage

(

)

const

Definition at line 48 of file mem_pool.cc.

References freePageNum.

freePageAddr()

Addr gem5::MemPool::freePageAddr

(

)

const

Definition at line 60 of file mem_pool.cc.

References freePageNum, gem5::System::getPageShift(), and sys.

Referenced by allocate().

freePages()

Counter gem5::MemPool::freePages

(

)

const

Definition at line 78 of file mem_pool.cc.

References _totalPages, and freePageNum.

Referenced by allocate(), and freeBytes().

setFreePage()

void gem5::MemPool::setFreePage

(

Counter

value

)

Definition at line 54 of file mem_pool.cc.

References freePageNum.

totalBytes()

Addr gem5::MemPool::totalBytes

(

)

const

Definition at line 96 of file mem_pool.cc.

References gem5::System::getPageShift(), sys, and totalPages().

totalPages()

Counter gem5::MemPool::totalPages

(

)

const

Definition at line 66 of file mem_pool.cc.

References _totalPages.

Referenced by totalBytes().

Member Data Documentation

_totalPages

Counter gem5::MemPool::_totalPages

private

The size of the pool, in number of pages.

Definition at line 54 of file mem_pool.hh.

Referenced by freePages(), and totalPages().

freePageNum

Counter gem5::MemPool::freePageNum

private

Page number to free memory.

Definition at line 51 of file mem_pool.hh.

Referenced by allocate(), allocatedPages(), freePage(), freePageAddr(), freePages(), and setFreePage().

sys

System* gem5::MemPool::sys

private

Definition at line 48 of file mem_pool.hh.

Referenced by allocate(), allocatedBytes(), freeBytes(), freePageAddr(), and totalBytes().

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

• sim/mem_pool.hh
• sim/mem_pool.cc