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MdeModulePkg PeiCore: Handle notification PPI from SEC 

InstallPpi() will be used for normal PPI in PPI list from SEC,
and NotifyPpi() will be used for notification PPI in PPI list from SEC.

Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
This commit is contained in:
Star Zeng 2017-07-26 15:55:26 +08:00
parent cc9488476f
commit 884200f95f
3 changed files with 142 additions and 19 deletions
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14
MdeModulePkg/Core/Pei/PeiMain.h
View File

@ -557,6 +557,20 @@ DispatchNotify (
IN INTN NotifyStopIndex
);
/**
Process PpiList from SEC phase.
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
@param PpiList Points to a list of one or more PPI descriptors to be installed initially by the PEI core.
These PPI's will be installed and/or immediately signaled if they are notification type.
**/
VOID
ProcessPpiListFromSec (
IN CONST EFI_PEI_SERVICES **PeiServices,
IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList
);
//
// Boot mode support functions
//

7
MdeModulePkg/Core/Pei/PeiMain/PeiMain.c
View File

@ -1,7 +1,7 @@
/** @file
Pei Core Main Entry Point
Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -380,11 +380,10 @@ PeiCore (
);
//
// If SEC provided any PPI services to PEI, install them.
// If SEC provided the PpiList, process it.
//
if (PpiList != NULL) {
Status = PeiServicesInstallPpi (PpiList);
ASSERT_EFI_ERROR (Status);
ProcessPpiListFromSec ((CONST EFI_PEI_SERVICES **) &PrivateData.Ps, PpiList);
}
} else {
//

140
MdeModulePkg/Core/Pei/Ppi/Ppi.c
View File

@ -1,7 +1,7 @@
/** @file
EFI PEI Core PPI services
Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -171,6 +171,9 @@ ConvertPpiPointers (
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
@param PpiList Pointer to a list of PEI PPI Descriptors.
@param Single TRUE if only single entry in the PpiList.
FALSE if the PpiList is ended with an entry which has the
EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST flag set in its Flags field.
@retval EFI_SUCCESS if all PPIs in PpiList are successfully installed.
@retval EFI_INVALID_PARAMETER if PpiList is NULL pointer
@ -179,10 +182,10 @@ ConvertPpiPointers (
**/
EFI_STATUS
EFIAPI
PeiInstallPpi (
InternalPeiInstallPpi (
IN CONST EFI_PEI_SERVICES **PeiServices,
IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList
IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList,
IN BOOLEAN Single
)
{
PEI_CORE_INSTANCE *PrivateData;
@ -229,11 +232,16 @@ PeiInstallPpi (
PrivateData->PpiData.PpiListPtrs[Index].Ppi = (EFI_PEI_PPI_DESCRIPTOR*) PpiList;
PrivateData->PpiData.PpiListEnd++;
//
// Continue until the end of the PPI List.
//
if ((PpiList->Flags & EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST) ==
EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST) {
if (Single) {
//
// Only single entry in the PpiList.
//
break;
} else if ((PpiList->Flags & EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST) ==
EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST) {
//
// Continue until the end of the PPI List.
//
break;
}
PpiList++;
@ -256,6 +264,31 @@ PeiInstallPpi (
return EFI_SUCCESS;
}
/**
This function installs an interface in the PEI PPI database by GUID.
The purpose of the service is to publish an interface that other parties
can use to call additional PEIMs.
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
@param PpiList Pointer to a list of PEI PPI Descriptors.
@retval EFI_SUCCESS if all PPIs in PpiList are successfully installed.
@retval EFI_INVALID_PARAMETER if PpiList is NULL pointer
if any PPI in PpiList is not valid
@retval EFI_OUT_OF_RESOURCES if there is no more memory resource to install PPI
**/
EFI_STATUS
EFIAPI
PeiInstallPpi (
IN CONST EFI_PEI_SERVICES **PeiServices,
IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList
)
{
return InternalPeiInstallPpi (PeiServices, PpiList, FALSE);
}
/**
This function reinstalls an interface in the PEI PPI database by GUID.
@ -409,17 +442,20 @@ PeiLocatePpi (
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
@param NotifyList Pointer to list of Descriptors to notify upon.
@param Single TRUE if only single entry in the NotifyList.
FALSE if the NotifyList is ended with an entry which has the
EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST flag set in its Flags field.
@retval EFI_SUCCESS if successful
@retval EFI_OUT_OF_RESOURCES if no space in the database
@retval EFI_INVALID_PARAMETER if not a good decriptor
@retval EFI_INVALID_PARAMETER if not a good descriptor
**/
EFI_STATUS
EFIAPI
PeiNotifyPpi (
InternalPeiNotifyPpi (
IN CONST EFI_PEI_SERVICES **PeiServices,
IN CONST EFI_PEI_NOTIFY_DESCRIPTOR *NotifyList
IN CONST EFI_PEI_NOTIFY_DESCRIPTOR *NotifyList,
IN BOOLEAN Single
)
{
PEI_CORE_INSTANCE *PrivateData;
@ -474,8 +510,16 @@ PeiNotifyPpi (
PrivateData->PpiData.NotifyListEnd--;
DEBUG((EFI_D_INFO, "Register PPI Notify: %g\n", NotifyList->Guid));
if ((NotifyList->Flags & EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST) ==
EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST) {
if (Single) {
//
// Only single entry in the NotifyList.
//
break;
} else if ((NotifyList->Flags & EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST) ==
EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST) {
//
// Continue until the end of the Notify List.
//
break;
}
//
@ -519,6 +563,30 @@ PeiNotifyPpi (
return EFI_SUCCESS;
}
/**
This function installs a notification service to be called back when a given
interface is installed or reinstalled. The purpose of the service is to publish
an interface that other parties can use to call additional PPIs that may materialize later.
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
@param NotifyList Pointer to list of Descriptors to notify upon.
@retval EFI_SUCCESS if successful
@retval EFI_OUT_OF_RESOURCES if no space in the database
@retval EFI_INVALID_PARAMETER if not a good descriptor
**/
EFI_STATUS
EFIAPI
PeiNotifyPpi (
IN CONST EFI_PEI_SERVICES **PeiServices,
IN CONST EFI_PEI_NOTIFY_DESCRIPTOR *NotifyList
)
{
return InternalPeiNotifyPpi (PeiServices, NotifyList, FALSE);
}
/**
@ -644,3 +712,45 @@ DispatchNotify (
}
}
/**
Process PpiList from SEC phase.
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
@param PpiList Points to a list of one or more PPI descriptors to be installed initially by the PEI core.
These PPI's will be installed and/or immediately signaled if they are notification type.
**/
VOID
ProcessPpiListFromSec (
IN CONST EFI_PEI_SERVICES **PeiServices,
IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList
)
{
EFI_STATUS Status;
for (;;) {
if ((PpiList->Flags & EFI_PEI_PPI_DESCRIPTOR_NOTIFY_TYPES) != 0) {
//
// It is a notification PPI.
//
Status = InternalPeiNotifyPpi (PeiServices, (CONST EFI_PEI_NOTIFY_DESCRIPTOR *) PpiList, TRUE);
ASSERT_EFI_ERROR (Status);
} else {
//
// It is a normal PPI.
//
Status = InternalPeiInstallPpi (PeiServices, PpiList, TRUE);
ASSERT_EFI_ERROR (Status);
}
if ((PpiList->Flags & EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST) == EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST) {
//
// Continue until the end of the PPI List.
//
break;
}
PpiList++;
}
}