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| author | gikidy <gikidy@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-12-11 06:29:24 +0000 |
|---|---|---|
| committer | gikidy <gikidy@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-12-11 06:29:24 +0000 |
| commit | 4b8157f93c8e42c857462096a0861ecf73f8bd6d (patch) | |
| tree | 33f25105af4ccf1bec915b8cbd9025e42eff81ef /MdePkg/Library/PeiServicesTablePointerLibKr7 | |
| parent | 64d2df940cc2b67f0a17f3eac7e98a43c13621de (diff) | |
| download | edk2-platforms-4b8157f93c8e42c857462096a0861ecf73f8bd6d.tar.xz | |
Modified PeiServicesTablePointerLib.h to match the Spec, and sync the c files with it.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6991 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/PeiServicesTablePointerLibKr7')
| -rw-r--r-- | MdePkg/Library/PeiServicesTablePointerLibKr7/PeiServicesTablePointer.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/MdePkg/Library/PeiServicesTablePointerLibKr7/PeiServicesTablePointer.c b/MdePkg/Library/PeiServicesTablePointerLibKr7/PeiServicesTablePointer.c index d6927999cc..671268fa53 100644 --- a/MdePkg/Library/PeiServicesTablePointerLibKr7/PeiServicesTablePointer.c +++ b/MdePkg/Library/PeiServicesTablePointerLibKr7/PeiServicesTablePointer.c @@ -18,10 +18,13 @@ #include <Library/DebugLib.h>
/**
- The function returns the pointer to PEI services.
+ Retrieves the cached value of the PEI Services Table pointer.
- The function returns the pointer to PEI services.
- It will ASSERT() if the pointer to PEI services is NULL.
+ Returns the cached value of the PEI Services Table pointer in a CPU specific manner
+ as specified in the CPU binding section of the Platform Initialization Pre-EFI
+ Initialization Core Interface Specification.
+
+ If the cached PEI Services Table pointer is NULL, then ASSERT().
@return The pointer to PeiServices.
@@ -39,10 +42,18 @@ GetPeiServicesTablePointer ( return PeiServices;
}
+
/**
+ Caches a pointer PEI Services Table.
+
+ Caches the pointer to the PEI Services Table specified by PeiServicesTablePointer
+ in a CPU specific manner as specified in the CPU binding section of the Platform Initialization
+ Pre-EFI Initialization Core Interface Specification.
The function set the pointer of PEI services in KR7 register
according to PI specification.
+ If PeiServicesTablePointer is NULL, then ASSERT().
+
@param PeiServicesTablePointer The address of PeiServices pointer.
**/
VOID
@@ -51,6 +62,7 @@ SetPeiServicesTablePointer ( IN CONST EFI_PEI_SERVICES ** PeiServicesTablePointer
)
{
+ ASSERT (PeiServicesTablePointer != NULL);
AsmWriteKr7 ((UINT64)(UINTN)PeiServicesTablePointer);
}
|