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MdeModulePkg/DxeIplPeim: implement non-exec stack for ARM/AARCH64

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Mark the DXE stack region as non-executable right before handing
off to the DXE core, by invoking the appropriate ArmLib function.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Feng Tian <Feng.Tian@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18588 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Ard Biesheuvel
2015-10-08 18:52:25 +00:00
committed by abiesheuvel
parent 4d9a4f62cf
commit c82b808749
2 changed files with 15 additions and 0 deletions
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8
MdeModulePkg/Core/DxeIplPeim/DxeIpl.inf
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@@ -61,6 +61,9 @@
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
[Packages.ARM, Packages.AARCH64]
ArmPkg/ArmPkg.dec
[LibraryClasses]
PcdLib
MemoryAllocationLib
@@ -76,6 +79,9 @@
DebugAgentLib
PeiServicesTablePointerLib
[LibraryClasses.ARM, LibraryClasses.AARCH64]
ArmLib
[Ppis]
gEfiDxeIplPpiGuid ## PRODUCES
gEfiPeiDecompressPpiGuid ## PRODUCES
@@ -104,6 +110,8 @@
[Pcd.IA32,Pcd.X64]
gEfiMdeModulePkgTokenSpaceGuid.PcdUse1GPageTable ## SOMETIMES_CONSUMES
[Pcd.IA32,Pcd.X64,Pcd.ARM,Pcd.AARCH64]
gEfiMdeModulePkgTokenSpaceGuid.PcdSetNxForStack ## SOMETIMES_CONSUMES
[Depex]