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Multi-SMM drivers couldn't save their boot script successfully all at runtime in SMM, one module's boot script will overwrite another module's.

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Allocate a SMM copy for private data structure, and use a new PCD PcdS3BootScriptTablePrivateSmmDataPtr to transfer and share data between multi-SMM drivers.

Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13984 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lzeng14
2012-12-06 01:15:40 +00:00
parent edae8d2dbd
commit 3aa764ed74
3 changed files with 38 additions and 9 deletions
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1
MdeModulePkg/Library/PiDxeS3BootScriptLib/DxeS3BootScriptLib.inf
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@ -61,4 +61,5 @@
[Pcd]
gEfiMdeModulePkgTokenSpaceGuid.PcdS3BootScriptTablePrivateDataPtr ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdS3BootScriptTablePrivateSmmDataPtr ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdS3BootScriptRuntimeTableReservePageNumber ## CONSUMES