OvmfPkg: introduce empty PlatformDxe

This DXE driver will load/save persistent values for OVMF's config knobs,
plus expose those knobs via HII.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15364 6f19259b-4bc3-4df7-8a09-765794883524

8 files changed, 103 insertions, 0 deletions

diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc
index a6e028b7eb..5adf4c0857 100644
--- a/OvmfPkg/OvmfPkgIa32.dsc
+++ b/OvmfPkg/OvmfPkgIa32.dsc
@@ -557,3 +557,5 @@
   }

   OvmfPkg/SecureBootConfigDxe/SecureBootConfigDxe.inf

 !endif

+

+  OvmfPkg/PlatformDxe/Platform.inf

diff --git a/OvmfPkg/OvmfPkgIa32.fdf b/OvmfPkg/OvmfPkgIa32.fdf
index 173539699b..1f78b5bf92 100644
--- a/OvmfPkg/OvmfPkgIa32.fdf
+++ b/OvmfPkg/OvmfPkgIa32.fdf
@@ -376,6 +376,7 @@ INF  RuleOverride=CSM OvmfPkg/Csm/Csm16/Csm16.inf
 !endif

 

 INF  OvmfPkg/QemuVideoDxe/QemuVideoDxe.inf

+INF  OvmfPkg/PlatformDxe/Platform.inf

 

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

 

diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc
index 94d49adc59..75ff5f0a08 100644
--- a/OvmfPkg/OvmfPkgIa32X64.dsc
+++ b/OvmfPkg/OvmfPkgIa32X64.dsc
@@ -564,3 +564,5 @@
   }

   OvmfPkg/SecureBootConfigDxe/SecureBootConfigDxe.inf

 !endif

+

+  OvmfPkg/PlatformDxe/Platform.inf

diff --git a/OvmfPkg/OvmfPkgIa32X64.fdf b/OvmfPkg/OvmfPkgIa32X64.fdf
index 9a7cf3e2bd..e78995b32d 100644
--- a/OvmfPkg/OvmfPkgIa32X64.fdf
+++ b/OvmfPkg/OvmfPkgIa32X64.fdf
@@ -376,6 +376,7 @@ INF  RuleOverride=CSM OvmfPkg/Csm/Csm16/Csm16.inf
 !endif

 

 INF  OvmfPkg/QemuVideoDxe/QemuVideoDxe.inf

+INF  OvmfPkg/PlatformDxe/Platform.inf

 

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

 

diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc
index 47ae1e1c43..7a1e0ee1fb 100644
--- a/OvmfPkg/OvmfPkgX64.dsc
+++ b/OvmfPkg/OvmfPkgX64.dsc
@@ -562,3 +562,5 @@
   }

   OvmfPkg/SecureBootConfigDxe/SecureBootConfigDxe.inf

 !endif

+

+  OvmfPkg/PlatformDxe/Platform.inf

diff --git a/OvmfPkg/OvmfPkgX64.fdf b/OvmfPkg/OvmfPkgX64.fdf
index 47bec31e2b..c5bc6ac169 100644
--- a/OvmfPkg/OvmfPkgX64.fdf
+++ b/OvmfPkg/OvmfPkgX64.fdf
@@ -376,6 +376,7 @@ INF  RuleOverride=CSM OvmfPkg/Csm/Csm16/Csm16.inf
 !endif

 

 INF  OvmfPkg/QemuVideoDxe/QemuVideoDxe.inf

+INF  OvmfPkg/PlatformDxe/Platform.inf

 

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

 

diff --git a/OvmfPkg/PlatformDxe/Platform.c b/OvmfPkg/PlatformDxe/Platform.c
new file mode 100644
index 0000000000..7e2353035c
--- /dev/null
+++ b/OvmfPkg/PlatformDxe/Platform.c
@@ -0,0 +1,53 @@
+/** @file

+  This driver effectuates OVMF's platform configuration settings and exposes

+  them via HII.

+

+  Copyright (C) 2014, Red Hat, Inc.

+  Copyright (c) 2009 - 2011, 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.

+**/

+

+#include <Library/DebugLib.h>

+#include <Library/UefiBootServicesTableLib.h>

+

+/**

+  Entry point for this driver.

+

+  @param[in] ImageHandle  Image handle of this driver.

+  @param[in] SystemTable  Pointer to SystemTable.

+

+  @retval EFI_SUCESS            Driver has loaded successfully.

+

+**/

+EFI_STATUS

+EFIAPI

+PlatformInit (

+  IN  EFI_HANDLE        ImageHandle,

+  IN  EFI_SYSTEM_TABLE  *SystemTable

+  )

+{

+  return EFI_SUCCESS;

+}

+

+/**

+  Unload the driver.

+

+  @param[in]  ImageHandle  Handle that identifies the image to evict.

+

+  @retval EFI_SUCCESS  The image has been unloaded.

+**/

+EFI_STATUS

+EFIAPI

+PlatformUnload (

+  IN  EFI_HANDLE  ImageHandle

+  )

+{

+  return EFI_SUCCESS;

+}

diff --git a/OvmfPkg/PlatformDxe/Platform.inf b/OvmfPkg/PlatformDxe/Platform.inf
new file mode 100644
index 0000000000..42a104c5b5
--- /dev/null
+++ b/OvmfPkg/PlatformDxe/Platform.inf
@@ -0,0 +1,41 @@
+## @file

+#  This driver effectuates OVMF's platform configuration settings and exposes

+#  them via HII.

+#

+#  Copyright (C) 2014, Red Hat, Inc.

+#  Copyright (c) 2009 - 2010, 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                    = 0x00010005

+  BASE_NAME                      = PlatformDxe

+  FILE_GUID                      = D9DCC5DF-4007-435E-9098-8970935504B2

+  MODULE_TYPE                    = DXE_DRIVER

+  VERSION_STRING                 = 1.0

+  ENTRY_POINT                    = PlatformInit

+  UNLOAD_IMAGE                   = PlatformUnload

+

+[Sources]

+  Platform.c

+

+[Packages]

+  MdePkg/MdePkg.dec

+  MdeModulePkg/MdeModulePkg.dec

+  OvmfPkg/OvmfPkg.dec

+

+[LibraryClasses]

+  DebugLib

+  UefiBootServicesTableLib

+  UefiDriverEntryPoint

+

+[Depex]

+  TRUE