[edk2-devel] [edk2-staging/RiscV64QemuVirt PATCH V4 25/34] ArmPlatformPkg/NorFlashPlatformLib.h:Move to MdePkg

[Sunil V L]

Migrate NorFlashPlatformLib.h to MdePkg and add a Null
instance of the NorFlashPlatformLib library in MdePkg.

Cc: Leif Lindholm <quic_llindhol at quicinc.com>
Cc: Ard Biesheuvel <ardb+tianocore at kernel.org>
Cc: Michael D Kinney <michael.d.kinney at intel.com>
Cc: Liming Gao <gaoliming at byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang.liu at intel.com>
Cc: Andrew Fish <afish at apple.com>
Signed-off-by: Sunil V L <sunilvl at ventanamicro.com>
---
 ArmPlatformPkg/ArmPlatformPkg.dec                                  |  4 ---
 MdePkg/MdePkg.dec                                                  |  4 +++
 MdePkg/MdePkg.dsc                                                  |  1 +
 MdePkg/Library/NorFlashPlatformLibNull/NorFlashPlatformLibNull.inf | 22 +++++++++++++++++
 {ArmPlatformPkg => MdePkg}/Include/Library/NorFlashPlatformLib.h   |  0
 MdePkg/Library/NorFlashPlatformLibNull/NorFlashPlatformLibNull.c   | 26 ++++++++++++++++++++
 6 files changed, 53 insertions(+), 4 deletions(-)

diff --git a/ArmPlatformPkg/ArmPlatformPkg.dec b/ArmPlatformPkg/ArmPlatformPkg.dec
index dd6e78f62aa1..86559aa6e57d 100644
--- a/ArmPlatformPkg/ArmPlatformPkg.dec
+++ b/ArmPlatformPkg/ArmPlatformPkg.dec
@@ -38,10 +38,6 @@ [LibraryClasses]
   #
   LcdPlatformLib|Include/Library/LcdPlatformLib.h
 
-  ##  @libraryclass  Provides a Nor flash interface.
-  #
-  NorFlashPlatformLib|Include/Library/NorFlashPlatformLib.h
-
   ##  @libraryclass  Provides an interface to the clock of a PL011 device.
   #
   PL011UartClockLib|Include/Library/PL011UartClockLib.h
diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec
index df681b2b99a5..7193160cd496 100644
--- a/MdePkg/MdePkg.dec
+++ b/MdePkg/MdePkg.dec
@@ -279,6 +279,10 @@ [LibraryClasses]
   ## @libraryclass  Provides function for SMM CPU Rendezvous Library.
   SmmCpuRendezvousLib|Include/Library/SmmCpuRendezvousLib.h
 
+  ##  @libraryclass  Provides a Nor flash interface.
+  #
+  NorFlashPlatformLib|Include/Library/NorFlashPlatformLib.h
+
 [LibraryClasses.IA32, LibraryClasses.X64, LibraryClasses.AARCH64]
   ##  @libraryclass  Provides services to generate random number.
   #
diff --git a/MdePkg/MdePkg.dsc b/MdePkg/MdePkg.dsc
index c7961a9b03f1..1b3cd822e45e 100644
--- a/MdePkg/MdePkg.dsc
+++ b/MdePkg/MdePkg.dsc
@@ -134,6 +134,7 @@ [Components]
   MdePkg/Library/RegisterFilterLibNull/RegisterFilterLibNull.inf
   MdePkg/Library/CcProbeLibNull/CcProbeLibNull.inf
   MdePkg/Library/SmmCpuRendezvousLibNull/SmmCpuRendezvousLibNull.inf
+  MdePkg/Library/NorFlashPlatformLibNull/NorFlashPlatformLibNull.inf
 
 [Components.IA32, Components.X64, Components.ARM, Components.AARCH64]
   #
diff --git a/MdePkg/Library/NorFlashPlatformLibNull/NorFlashPlatformLibNull.inf b/MdePkg/Library/NorFlashPlatformLibNull/NorFlashPlatformLibNull.inf
new file mode 100644
index 000000000000..e4bd85ba7ace
--- /dev/null
+++ b/MdePkg/Library/NorFlashPlatformLibNull/NorFlashPlatformLibNull.inf
@@ -0,0 +1,22 @@
+## @file
+# NorFlashPlatformLib null instance
+#
+# Copyright (c) 2022, Ventana Micro Systems Inc. All rights reserved.<BR>
+#
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+##
+
+[Defines]
+  INF_VERSION                    = 0x00010005
+  BASE_NAME                      = NorFlashPlatformLibNull
+  FILE_GUID                      = DE9C2866-5C5C-4BD3-9A09-3C4EB7448069
+  MODULE_TYPE                    = DXE_DRIVER
+  VERSION_STRING                 = 1.0
+  LIBRARY_CLASS                  = NorFlashPlatformLib
+
+[Sources.common]
+  NorFlashPlatformLibNull.c
+
+[Packages]
+  MdePkg/MdePkg.dec
diff --git a/ArmPlatformPkg/Include/Library/NorFlashPlatformLib.h b/MdePkg/Include/Library/NorFlashPlatformLib.h
similarity index 100%
rename from ArmPlatformPkg/Include/Library/NorFlashPlatformLib.h
rename to MdePkg/Include/Library/NorFlashPlatformLib.h
diff --git a/MdePkg/Library/NorFlashPlatformLibNull/NorFlashPlatformLibNull.c b/MdePkg/Library/NorFlashPlatformLibNull/NorFlashPlatformLibNull.c
new file mode 100644
index 000000000000..cd779f504e40
--- /dev/null
+++ b/MdePkg/Library/NorFlashPlatformLibNull/NorFlashPlatformLibNull.c
@@ -0,0 +1,26 @@
+/** @file
+
+ Copyright (c) 2022, Ventana Micro Systems Inc. All rights reserved.<BR>
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+ **/
+
+#include <Library/NorFlashPlatformLib.h>
+
+EFI_STATUS
+NorFlashPlatformInitialization (
+  VOID
+  )
+{
+  return EFI_SUCCESS;
+}
+
+EFI_STATUS
+NorFlashPlatformGetDevices (
+  OUT NOR_FLASH_DESCRIPTION  **NorFlashDescriptions,
+  OUT UINT32                 *Count
+  )
+{
+  return EFI_SUCCESS;
+}
-- 
2.38.0



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