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SecurityPkg Variable: Introduce PcdReclaimVariableSpaceAtEndOfDxe

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for trying to reclaim variable space at EndOfDxe.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16688 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Star Zeng 2015-02-02 09:31:08 +00:00 committed by lzeng14
parent 0fb5e515f2
commit 93626a5377
5 changed files with 17 additions and 0 deletions
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9
SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c
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@ -3603,6 +3603,15 @@ ReclaimForOS(
EFI_STATUS Status; EFI_STATUS Status;
UINTN RemainingCommonRuntimeVariableSpace; UINTN RemainingCommonRuntimeVariableSpace;
UINTN RemainingHwErrVariableSpace; UINTN RemainingHwErrVariableSpace;
STATIC BOOLEAN Reclaimed;
//
// This function will be called only once at EndOfDxe or ReadyToBoot event.
//
if (Reclaimed) {
return;
}
Reclaimed = TRUE;
Status = EFI_SUCCESS; Status = EFI_SUCCESS;

3
SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableDxe.c
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@ -317,6 +317,9 @@ OnEndOfDxe (
// The initialization for variable quota. // The initialization for variable quota.
// //
InitializeVariableQuota (); InitializeVariableQuota ();
if (PcdGetBool (PcdReclaimVariableSpaceAtEndOfDxe)) {
ReclaimForOS ();
}
} }
/** /**

1
SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableRuntimeDxe.inf
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@ -144,6 +144,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdHwErrStorageSize ## CONSUMES gEfiMdeModulePkgTokenSpaceGuid.PcdHwErrStorageSize ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdMaxUserNvVariableSpaceSize ## CONSUMES gEfiMdeModulePkgTokenSpaceGuid.PcdMaxUserNvVariableSpaceSize ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdBoottimeReservedNvVariableSpaceSize ## CONSUMES gEfiMdeModulePkgTokenSpaceGuid.PcdBoottimeReservedNvVariableSpaceSize ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdReclaimVariableSpaceAtEndOfDxe ## CONSUMES
[FeaturePcd] [FeaturePcd]
gEfiMdeModulePkgTokenSpaceGuid.PcdVariableCollectStatistics ## CONSUMES # statistic the information of variable. gEfiMdeModulePkgTokenSpaceGuid.PcdVariableCollectStatistics ## CONSUMES # statistic the information of variable.

3
SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.c
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@ -854,6 +854,9 @@ SmmEndOfDxeCallback (
// The initialization for variable quota. // The initialization for variable quota.
// //
InitializeVariableQuota (); InitializeVariableQuota ();
if (PcdGetBool (PcdReclaimVariableSpaceAtEndOfDxe)) {
ReclaimForOS ();
}
return EFI_SUCCESS; return EFI_SUCCESS;
} }

1
SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.inf
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@ -151,6 +151,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdHwErrStorageSize ## CONSUMES gEfiMdeModulePkgTokenSpaceGuid.PcdHwErrStorageSize ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdMaxUserNvVariableSpaceSize ## CONSUMES gEfiMdeModulePkgTokenSpaceGuid.PcdMaxUserNvVariableSpaceSize ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdBoottimeReservedNvVariableSpaceSize ## CONSUMES gEfiMdeModulePkgTokenSpaceGuid.PcdBoottimeReservedNvVariableSpaceSize ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdReclaimVariableSpaceAtEndOfDxe ## CONSUMES
[FeaturePcd] [FeaturePcd]
gEfiMdeModulePkgTokenSpaceGuid.PcdVariableCollectStatistics ## CONSUMES # statistic the information of variable. gEfiMdeModulePkgTokenSpaceGuid.PcdVariableCollectStatistics ## CONSUMES # statistic the information of variable.