mirror of https://github.com/acidanthera/audk.git
MdeModulePkg DXE Core: Update implementation of SetMemorySpaceAttributes() DXE Service to return EFI_NOT_AVAILABLE_YET if CPU Arch Protocol is not available per PI 1.2 Errata C spec.
Signed-off-by: rsun3 Reviewed-by: lgao4 git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12766 6f19259b-4bc3-4df7-8a09-765794883524
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@ -1683,8 +1683,18 @@ CoreGetMemorySpaceDescriptor (
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@param Length Specified length
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@param Attributes Specified attributes
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@retval EFI_SUCCESS Successfully set attribute of a segment of
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memory space.
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@retval EFI_SUCCESS The attributes were set for the memory region.
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@retval EFI_INVALID_PARAMETER Length is zero.
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@retval EFI_UNSUPPORTED The processor does not support one or more bytes of the memory
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resource range specified by BaseAddress and Length.
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@retval EFI_UNSUPPORTED The bit mask of attributes is not support for the memory resource
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range specified by BaseAddress and Length.
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@retval EFI_ACCESS_DEFINED The attributes for the memory resource range specified by
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BaseAddress and Length cannot be modified.
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@retval EFI_OUT_OF_RESOURCES There are not enough system resources to modify the attributes of
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the memory resource range.
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@retval EFI_NOT_AVAILABLE_YET The attributes cannot be set because CPU architectural protocol is
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not available yet.
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**/
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EFI_STATUS
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@ -689,7 +689,8 @@ ConverToCpuArchAttributes (
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@retval EFI_NOT_FOUND Free a non-using space or remove a non-exist
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space, and so on.
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@retval EFI_OUT_OF_RESOURCES No buffer could be allocated.
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@retval EFI_NOT_AVAILABLE_YET The attributes cannot be set because CPU architectural protocol
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is not available yet.
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**/
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EFI_STATUS
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CoreConvertSpace (
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@ -831,16 +832,20 @@ CoreConvertSpace (
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//
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CpuArchAttributes = ConverToCpuArchAttributes (Attributes);
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if (CpuArchAttributes != INVALID_CPU_ARCH_ATTRIBUTES) {
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if (gCpu != NULL) {
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if (gCpu == NULL) {
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Status = EFI_NOT_AVAILABLE_YET;
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} else {
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Status = gCpu->SetMemoryAttributes (
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gCpu,
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BaseAddress,
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Length,
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CpuArchAttributes
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);
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if (EFI_ERROR (Status)) {
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goto Done;
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}
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if (EFI_ERROR (Status)) {
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CoreFreePool (TopEntry);
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CoreFreePool (BottomEntry);
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goto Done;
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}
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}
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}
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@ -1524,8 +1529,18 @@ CoreGetMemorySpaceDescriptor (
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@param Length Specified length
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@param Attributes Specified attributes
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@retval EFI_SUCCESS Successfully set attribute of a segment of
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memory space.
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@retval EFI_SUCCESS The attributes were set for the memory region.
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@retval EFI_INVALID_PARAMETER Length is zero.
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@retval EFI_UNSUPPORTED The processor does not support one or more bytes of the memory
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resource range specified by BaseAddress and Length.
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@retval EFI_UNSUPPORTED The bit mask of attributes is not support for the memory resource
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range specified by BaseAddress and Length.
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@retval EFI_ACCESS_DEFINED The attributes for the memory resource range specified by
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BaseAddress and Length cannot be modified.
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@retval EFI_OUT_OF_RESOURCES There are not enough system resources to modify the attributes of
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the memory resource range.
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@retval EFI_NOT_AVAILABLE_YET The attributes cannot be set because CPU architectural protocol is
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not available yet.
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**/
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EFI_STATUS
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