ARMCacheV6 Class Reference

ARMv6 cache management implementation. More...

#include <ARMCacheV6.h>

Inheritance diagram for ARMCacheV6:

Public Member Functions
virtual Result	invalidate (Type type)
	Invalidate the entire cache. More...
virtual Result	cleanInvalidate (Type type)
	Clean and invalidate entire cache. More...
virtual Result	cleanInvalidateAddress (Type type, Address addr)
	Clean and invalidate one memory page. More...
virtual Result	cleanAddress (Type type, Address addr)
	Clean one memory page. More...
virtual Result	invalidateAddress (Type type, Address addr)
	Invalidate one memory page. More...
Public Member Functions inherited from Cache
virtual Result	cleanData (Address addr)
	Clean one data page. More...
virtual Result	cleanData (void *ptr)
	Clean one data page. More...

Private Attributes
ARMControl	m_control
	ARM system control processor object. More...

Additional Inherited Members
Public Types inherited from Cache
enum	Result { Success, InvalidArgument, IOError, NotSupported }
	Result codes. More...
enum	Type { Instruction, Data, Unified }
	Cache types. More...

Detailed Description

ARMv6 cache management implementation.

See also

ARM Architecture Reference Manual, page xxx

Definition at line 42 of file ARMCacheV6.h.

Member Function Documentation

cleanAddress()

ARMCacheV6::Result ARMCacheV6::cleanAddress ( ARMCacheV6::Type  type, Address  addr  )

virtual

Clean one memory page.

Parameters

type	Cache type to clean
addr	Virtual memory address of the page to clean and invalidate

Returns

Result code

Implements Cache.

Definition at line 96 of file ARMCacheV6.cpp.

References Cache::Data, Cache::Instruction, mcr, Cache::Success, type, and Cache::Unified.

cleanInvalidate()

ARMCacheV6::Result ARMCacheV6::cleanInvalidate ( ARMCacheV6::Type  type )

virtual

Clean and invalidate entire cache.

This operation will clean and invalidate the entire given cache.

Parameters

type	Cache type to clean and invalidate.

Returns

Result code

Implements Cache.

Definition at line 41 of file ARMCacheV6.cpp.

References Cache::Data, dsb(), flushBranchPrediction(), flushPrefetchBuffer(), Cache::Instruction, mcr, Cache::Success, type, and Cache::Unified.

Referenced by ARMPaging::activate(), invalidate(), and VMCtlHandler().

cleanInvalidateAddress()

ARMCacheV6::Result ARMCacheV6::cleanInvalidateAddress ( Type  type, Address  addr  )

virtual

Clean and invalidate one memory page.

Parameters

type	Cache type to clean and invalidate.
addr	Virtual memory address of the page to clean and invalidate

Returns

Result code

Implements Cache.

Definition at line 78 of file ARMCacheV6.cpp.

References Cache::Data, Cache::Instruction, mcr, Cache::Success, type, and Cache::Unified.

Referenced by ARMPaging::unmap().

invalidate()

ARMCacheV6::Result ARMCacheV6::invalidate ( ARMCacheV6::Type  type )

virtual

Invalidate the entire cache.

Parameters

type	Cache type to invalidate.

Returns

Result code

Implements Cache.

Definition at line 21 of file ARMCacheV6.cpp.

References cleanInvalidate(), Cache::Data, dsb(), Cache::Instruction, mcr, Cache::Success, type, and Cache::Unified.

Referenced by kernel_main().

invalidateAddress()

ARMCacheV6::Result ARMCacheV6::invalidateAddress ( ARMCacheV6::Type  type, Address  addr  )

virtual

Invalidate one memory page.

Parameters

type	Cache type to invalidate
addr	Virtual memory address of the page to invalidate

Returns

Result code

Implements Cache.

Definition at line 113 of file ARMCacheV6.cpp.

References Cache::NotSupported.

Referenced by VMCtlHandler().

Field Documentation

m_control

ARMControl ARMCacheV6::m_control

private

ARM system control processor object.

Definition at line 100 of file ARMCacheV6.h.

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

• lib/libarch/arm/ARMCacheV6.h
• lib/libarch/arm/ARMCacheV6.cpp