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ArmPkg/UncachedMemoryAllocationLib: Track uncached memory allocations

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Keeping track of uncached memory allocations prevents doing expensive
cache operations (eg: clean & invalidate) on newly allocated regions
by reusing regions where possible

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16205 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Olivier Martin
2014-10-10 11:24:11 +00:00
committed by oliviermartin
parent 9180ab73e6
commit 1a70a690ea
3 changed files with 217 additions and 112 deletions
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5
ArmPkg/Library/UncachedMemoryAllocationLib/UncachedMemoryAllocationLib.inf
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@ -23,6 +23,8 @@
VERSION_STRING = 1.0
LIBRARY_CLASS = UncachedMemoryAllocationLib
DESTRUCTOR = UncachedMemoryAllocationLibDestructor
[Sources.common]
UncachedMemoryAllocationLib.c
@ -34,5 +36,8 @@
BaseLib
ArmLib
MemoryAllocationLib
PcdLib
DxeServicesTableLib
[Pcd]
gArmTokenSpaceGuid.PcdArmFreeUncachedMemorySizeThreshold