MinPlatformPkg/StallServicePei: Install PEI Stall Service in StallServicePei

Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Michael Kubacki <michael.a.kubacki@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>

3 files changed, 140 insertions, 4 deletions

diff --git a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc
index c97f0e1017..9e151be5ec 100644
--- a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc
+++ b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc
@@ -42,7 +42,7 @@
 # Pcd Section - list of all EDK II PCD Entries defined by this Platform

 #

 ################################################################################

-  

+

 [PcdsFeatureFlag]

   # configuration

     gMinPlatformPkgTokenSpaceGuid.PcdBootToShellOnly|FALSE

@@ -70,7 +70,7 @@
   PciSegmentInfoLib|MinPlatformPkg/Pci/Library/PciSegmentInfoLibSimple/PciSegmentInfoLibSimple.inf

   PlatformBootManagerLib|MinPlatformPkg/Bds/Library/DxePlatformBootManagerLib/DxePlatformBootManagerLib.inf

   AslUpdateLib|MinPlatformPkg/Acpi/Library/DxeAslUpdateLib/DxeAslUpdateLib.inf

-  

+

   #

   # Misc

   #

@@ -88,7 +88,7 @@
   SiliconPolicyUpdateLib|MinPlatformPkg/PlatformInit/Library/SiliconPolicyUpdateLibNull/SiliconPolicyUpdateLibNull.inf

 

   TestPointCheckLib|MinPlatformPkg/Test/Library/TestPointCheckLibNull/TestPointCheckLibNull.inf

-  

+

 [LibraryClasses.common.SEC]

   TestPointCheckLib|MinPlatformPkg/Test/Library/TestPointCheckLib/SecTestPointCheckLib.inf

 

@@ -156,7 +156,7 @@
   MinPlatformPkg/FspWrapper/Library/SecFspWrapperPlatformSecLib/SecFspWrapperPlatformSecLib.inf

   MinPlatformPkg/FspWrapper/Library/PeiFspWrapperPlatformLib/PeiFspWrapperPlatformLib.inf

   MinPlatformPkg/FspWrapper/Library/DxeFspWrapperPlatformLib/DxeFspWrapperPlatformLib.inf

-  

+

   MinPlatformPkg/Hsti/HstiIbvPlatformDxe/HstiIbvPlatformDxe.inf

 

   MinPlatformPkg/Pci/Library/PciHostBridgeLibSimple/PciHostBridgeLibSimple.inf

@@ -175,6 +175,8 @@
   MinPlatformPkg/PlatformInit/Library/SiliconPolicyInitLibNull/SiliconPolicyInitLibNull.inf

   MinPlatformPkg/PlatformInit/Library/SiliconPolicyUpdateLibNull/SiliconPolicyUpdateLibNull.inf

 

+  MinPlatformPkg/Services/StallServicePei/StallServicePei.inf

+

   MinPlatformPkg/Test/Library/TestPointCheckLibNull/TestPointCheckLibNull.inf

   MinPlatformPkg/Test/Library/TestPointCheckLib/SecTestPointCheckLib.inf

   MinPlatformPkg/Test/Library/TestPointCheckLib/PeiTestPointCheckLib.inf

diff --git a/Platform/Intel/MinPlatformPkg/Services/StallServicePei/StallServicePei.c b/Platform/Intel/MinPlatformPkg/Services/StallServicePei/StallServicePei.c
new file mode 100644
index 0000000000..8b0f5027b4
--- /dev/null
+++ b/Platform/Intel/MinPlatformPkg/Services/StallServicePei/StallServicePei.c
@@ -0,0 +1,93 @@
+/** @file

+

+Copyright (c) 2018, 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 that accompanies this distribution.

+The full text of the license may be found at

+http://opensource.org/licenses/bsd-license.php.

+

+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,

+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

+

+**/

+

+#include <Ppi/Stall.h>

+#include <Library/BaseLib.h>

+#include <Library/DebugLib.h>

+#include <Library/PeimEntryPoint.h>

+#include <Library/TimerLib.h>

+#include <Library/PeiServicesLib.h>

+

+#define PEI_STALL_RESOLUTION   1

+

+/**

+  The Stall() function provides a blocking stall for at least the number

+  of microseconds stipulated in the final argument of the API.

+

+  @param  PeiServices    An indirect pointer to the PEI Services Table

+                         published by the PEI Foundation.

+  @param  This           Pointer to the local data for the interface.

+  @param  Microseconds   Number of microseconds for which to stall.

+

+  @retval EFI_SUCCESS    The service provided at least the required delay.

+

+**/

+EFI_STATUS

+EFIAPI

+Stall (

+  IN CONST EFI_PEI_SERVICES   **PeiServices,

+  IN CONST EFI_PEI_STALL_PPI  *This,

+  IN UINTN                    Microseconds

+  );

+

+EFI_PEI_STALL_PPI mStallPpi = {

+  PEI_STALL_RESOLUTION,

+  Stall

+};

+

+EFI_PEI_PPI_DESCRIPTOR  mPeiInstallStallPpi = {

+  (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),

+  &gEfiPeiStallPpiGuid,

+  &mStallPpi

+};

+

+EFI_STATUS

+EFIAPI

+Stall (

+  IN CONST EFI_PEI_SERVICES   **PeiServices,

+  IN CONST EFI_PEI_STALL_PPI  *This,

+  IN UINTN                    Microseconds

+  )

+{

+  MicroSecondDelay (Microseconds);

+

+  return EFI_SUCCESS;

+}

+

+/**

+  This function will install the EFI_PEI_STALL_PPI.

+

+  @param  FileHandle            Handle of the file being invoked.

+  @param  PeiServices           Pointer to PEI Services table.

+

+  @retval EFI_SUCCESS           The EFI_PEI_STALL_PPI was installed successfully.

+  @retval EFI_INVALID_PARAMETER The PpiList pointer is NULL.

+  @retval EFI_INVALID_PARAMETER The PEI PPI descriptor in the list does not have the

+                                EFI_PEI_PPI_DESCRIPTOR_PPI bit set in the Flags field.

+  @retval EFI_OUT_OF_RESOURCES  There is no additional space in the PPI database.

+

+**/

+EFI_STATUS

+EFIAPI

+StallServiceEntryPoint (

+  IN       EFI_PEI_FILE_HANDLE  FileHandle,

+  IN CONST EFI_PEI_SERVICES     **PeiServices

+  )

+{

+  EFI_STATUS   Status;

+

+  Status = PeiServicesInstallPpi (&mPeiInstallStallPpi);

+  ASSERT_EFI_ERROR (Status);

+

+  return Status;

+}

diff --git a/Platform/Intel/MinPlatformPkg/Services/StallServicePei/StallServicePei.inf b/Platform/Intel/MinPlatformPkg/Services/StallServicePei/StallServicePei.inf
new file mode 100644
index 0000000000..522902e8f7
--- /dev/null
+++ b/Platform/Intel/MinPlatformPkg/Services/StallServicePei/StallServicePei.inf
@@ -0,0 +1,41 @@
+### @file

+# Component information file for the Stall Service PEI module.

+#

+# Copyright (c) 2018, 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

+# http://opensource.org/licenses/bsd-license.php

+#

+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,

+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

+#

+###

+

+[Defines]

+  INF_VERSION       = 0x00010017

+  BASE_NAME         = StallServicePei

+  FILE_GUID         = 75862FE4-4FC6-4188-804B-29DC7733178B

+  VERSION_STRING    = 1.0

+  MODULE_TYPE       = PEIM

+  ENTRY_POINT       = StallServiceEntryPoint

+

+[Sources]

+  StallServicePei.c

+

+[LibraryClasses]

+  BaseLib

+  DebugLib

+  PeimEntryPoint

+  PeiServicesLib

+  TimerLib

+

+[Packages]

+  MdePkg/MdePkg.dec

+

+[Ppis]

+  gEfiPeiStallPpiGuid ## PRODUCES

+

+[Depex]

+  TRUE