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IntelFsp2WrapperPkg: Add a PCD to control if signaling PciEnumerationComplete.

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PciEnumerationComplete might be signaled to FSP in Coreboot. So FSP
wrapper driver don't need send it again. Add a PCD to control if a
FSP API could be skipped from FspWrapperNotifyDxe driver.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Guo Dong <guo.dong@intel.com>
Reviewed-by: Maurice Ma <maurice.ma@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
Reviewed-by: Giri P Mudusuru <giri.p.mudusuru@intel.com>
This commit is contained in:
Dong, Guo
2016-10-26 07:53:37 +08:00
committed by Jiewen Yao
parent d1b757e2cd
commit 4d4b81697c
3 changed files with 33 additions and 8 deletions
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22
IntelFsp2WrapperPkg/FspWrapperNotifyDxe/FspWrapperNotifyDxe.c
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@@ -27,6 +27,8 @@
#include <Library/HobLib.h>
#include <FspStatusCode.h>
#define FSP_API_NOTIFY_PHASE_AFTER_PCI_ENUMERATION BIT16
typedef
EFI_STATUS
(EFIAPI * ADD_PERFORMANCE_RECORDS)(
@@ -236,6 +238,7 @@ FspWrapperNotifyDxeEntryPoint (
EFI_EVENT ReadyToBootEvent;
VOID *Registration;
EFI_EVENT ProtocolNotifyEvent;
UINT32 FspApiMask;
//
// Load this driver's image to memory
@@ -245,14 +248,17 @@ FspWrapperNotifyDxeEntryPoint (
return EFI_SUCCESS;
}
ProtocolNotifyEvent = EfiCreateProtocolNotifyEvent (
&gEfiPciEnumerationCompleteProtocolGuid,
TPL_CALLBACK,
OnPciEnumerationComplete,
NULL,
&Registration
);
ASSERT (ProtocolNotifyEvent != NULL);
FspApiMask = PcdGet32 (PcdSkipFspApi);
if ((FspApiMask & FSP_API_NOTIFY_PHASE_AFTER_PCI_ENUMERATION) == 0) {
ProtocolNotifyEvent = EfiCreateProtocolNotifyEvent (
&gEfiPciEnumerationCompleteProtocolGuid,
TPL_CALLBACK,
OnPciEnumerationComplete,
NULL,
&Registration
);
ASSERT (ProtocolNotifyEvent != NULL);
}
Status = EfiCreateEventReadyToBootEx (
TPL_CALLBACK,