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ArmPlatformPkg/ArmPlatformGlobalVariableLib: Added new function ArmPlatformGetGlobalVariableAddress()

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This function returns the address of a Global Variable in the Global Variable Region.

Signed-off-by: Olivier Martin <olivier.martin@arm.com>



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13246 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
oliviermartin
2012-05-02 19:51:08 +00:00
parent f437141a9c
commit d9efd68ef5
6 changed files with 63 additions and 6 deletions
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18
ArmPlatformPkg/Library/ArmPlatformGlobalVariableLib/Pei/PeiArmPlatformGlobalVariableLib.c
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@@ -43,8 +43,6 @@ ArmPlatformGetGlobalVariable (
} else {
CopyMem (Variable, (VOID*)(GlobalVariableBase + VariableOffset), VariableSize);
}
//DEBUG((EFI_D_ERROR,"++ GET Offset[%d] = 0x%x\n",VariableOffset,*(UINTN*)Variable));
}
VOID
@@ -68,7 +66,19 @@ ArmPlatformSetGlobalVariable (
} else {
CopyMem ((VOID*)(GlobalVariableBase + VariableOffset), Variable, VariableSize);
}
//DEBUG((EFI_D_ERROR,"++ SET Offset[%d] = 0x%x\n",VariableOffset,*(UINTN*)Variable));
}
VOID*
ArmPlatformGetGlobalVariableAddress (
IN UINTN VariableOffset
)
{
UINTN GlobalVariableBase;
// Ensure the Global Variable Size have been initialized
ASSERT (VariableOffset < PcdGet32 (PcdPeiGlobalVariableSize));
GlobalVariableBase = PcdGet32 (PcdCPUCoresStackBase) + PcdGet32 (PcdCPUCorePrimaryStackSize) - PcdGet32 (PcdPeiGlobalVariableSize);
return (VOID*)(GlobalVariableBase + VariableOffset);
}