[edk2-devel] [PATCH v1 09/17] UefiCpuPkg: Move API and implementation from

[Yu Pu]

Step 2 to merge UefiCpuLib to CpuLib.

Cc: Eric Dong <eric.dong at intel.com>
Cc: Ray Ni <ray.ni at intel.com>
Cc: Rahul Kumar <rahul1.kumar at intel.com>
Signed-off-by: Yu Pu <yu.pu at intel.com>
---
 UefiCpuPkg/Library/BaseUefiCpuLib/BaseUefiCpuLibNull.c | 17 ++++++
 UefiCpuPkg/Include/Library/UefiCpuLib.h                | 60 --------------------
 UefiCpuPkg/Library/BaseUefiCpuLib/BaseUefiCpuLib.inf   |  8 +--
 3 files changed, 18 insertions(+), 67 deletions(-)

diff --git a/UefiCpuPkg/Library/BaseUefiCpuLib/BaseUefiCpuLibNull.c b/UefiCpuPkg/Library/BaseUefiCpuLib/BaseUefiCpuLibNull.c
new file mode 100644
index 000000000000..a5e7a20c35f5
--- /dev/null
+++ b/UefiCpuPkg/Library/BaseUefiCpuLib/BaseUefiCpuLibNull.c
@@ -0,0 +1,17 @@
+/** @file
+This library contains a dummy function to pass build.
+
+Copyright (c) 2022, Intel Corporation. All rights reserved.
+
+SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+#include <Base.h>
+
+STATIC
+VOID
+Dummy (
+  VOID
+  )
+{
+  ;
+}
\ No newline at end of file
diff --git a/UefiCpuPkg/Include/Library/UefiCpuLib.h b/UefiCpuPkg/Include/Library/UefiCpuLib.h
index 0ff4a35774c1..378ef88c6676 100644
--- a/UefiCpuPkg/Include/Library/UefiCpuLib.h
+++ b/UefiCpuPkg/Include/Library/UefiCpuLib.h
@@ -1,65 +1,5 @@
-/** @file
-  Public header file for UEFI CPU library class.
-
-  This library class defines some routines that are generic for IA32 family CPU
-  to be UEFI specification compliant.
-
-  Copyright (c) 2009 - 2021, Intel Corporation. All rights reserved.<BR>
-  Copyright (c) 2020, AMD Inc. All rights reserved.<BR>
-  SPDX-License-Identifier: BSD-2-Clause-Patent
-
-**/
-
 #ifndef __UEFI_CPU_LIB_H__
 #define __UEFI_CPU_LIB_H__
 
-/**
-  Initializes floating point units for requirement of UEFI specification.
-
-  This function initializes floating-point control word to 0x027F (all exceptions
-  masked,double-precision, round-to-nearest) and multimedia-extensions control word
-  (if supported) to 0x1F80 (all exceptions masked, round-to-nearest, flush to zero
-  for masked underflow).
-
-**/
-VOID
-EFIAPI
-InitializeFloatingPointUnits (
-  VOID
-  );
-
-/**
-  Determine if the standard CPU signature is "AuthenticAMD".
-
-  @retval TRUE  The CPU signature matches.
-  @retval FALSE The CPU signature does not match.
-
-**/
-BOOLEAN
-EFIAPI
-StandardSignatureIsAuthenticAMD (
-  VOID
-  );
-
-/**
-  Return the 32bit CPU family and model value.
-
-  @return CPUID[01h].EAX with Processor Type and Stepping ID cleared.
-**/
-UINT32
-EFIAPI
-GetCpuFamilyModel (
-  VOID
-  );
-
-/**
-  Return the CPU stepping ID.
-  @return CPU stepping ID value in CPUID[01h].EAX.
-**/
-UINT8
-EFIAPI
-GetCpuSteppingId (
-  VOID
-  );
 
 #endif
diff --git a/UefiCpuPkg/Library/BaseUefiCpuLib/BaseUefiCpuLib.inf b/UefiCpuPkg/Library/BaseUefiCpuLib/BaseUefiCpuLib.inf
index 34d3a7bb4303..9f8b62d87aae 100644
--- a/UefiCpuPkg/Library/BaseUefiCpuLib/BaseUefiCpuLib.inf
+++ b/UefiCpuPkg/Library/BaseUefiCpuLib/BaseUefiCpuLib.inf
@@ -24,14 +24,8 @@
 #  VALID_ARCHITECTURES           = IA32 X64
 #
 
-[Sources.IA32]
-  Ia32/InitializeFpu.nasm
-
-[Sources.X64]
-  X64/InitializeFpu.nasm
-
 [Sources]
-  BaseUefiCpuLib.c
+  BaseUefiCpuLibNull.c
 
 [Packages]
   MdePkg/MdePkg.dec
-- 
2.30.0.windows.2



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