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MdePkg: Move API and implementation from UefiCpuLib to CpuLib
There are two libraries: MdePkg/CpuLib and UefiCpuPkg/UefiCpuLib. This patch merges UefiCpuPkg/UefiCpuLib to MdePkg/CpuLib. Change-Id: Ic26f4c2614ed6bd9840f817d50e47ac1de4bd013 Cc: Michael D Kinney <michael.d.kinney@intel.com> Cc: Liming Gao <gaoliming@byosoft.com.cn> Cc: Zhiguang Liu <zhiguang.liu@intel.com> Cc: Eric Dong <eric.dong@intel.com> Cc: Ray Ni <ray.ni@intel.com> Cc: Rahul Kumar <rahul1.kumar@intel.com> Signed-off-by: Yu Pu <yu.pu@intel.com> Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn> Signed-off-by: Zhiguang Liu <zhiguang.liu@intel.com>
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@ -41,4 +41,52 @@ CpuFlushTlb (
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VOID
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VOID
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);
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);
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#if defined (MDE_CPU_IA32) || defined (MDE_CPU_X64)
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/**
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Initializes floating point units for requirement of UEFI specification.
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This function initializes floating-point control word to 0x027F (all exceptions
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masked,double-precision, round-to-nearest) and multimedia-extensions control word
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(if supported) to 0x1F80 (all exceptions masked, round-to-nearest, flush to zero
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for masked underflow).
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**/
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VOID
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EFIAPI
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InitializeFloatingPointUnits (
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VOID
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);
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/**
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Determine if the standard CPU signature is "AuthenticAMD".
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@retval TRUE The CPU signature matches.
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@retval FALSE The CPU signature does not match.
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**/
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BOOLEAN
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EFIAPI
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StandardSignatureIsAuthenticAMD (
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VOID
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);
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/**
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Return the 32bit CPU family and model value.
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@return CPUID[01h].EAX with Processor Type and Stepping ID cleared.
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**/
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UINT32
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EFIAPI
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GetCpuFamilyModel (
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VOID
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);
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/**
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Return the CPU stepping ID.
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@return CPU stepping ID value in CPUID[01h].EAX.
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**/
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UINT8
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EFIAPI
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GetCpuSteppingId (
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VOID
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);
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#endif
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#endif
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#endif
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@ -29,16 +29,22 @@
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# VALID_ARCHITECTURES = IA32 X64 EBC ARM AARCH64 RISCV64 LOONGARCH64
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# VALID_ARCHITECTURES = IA32 X64 EBC ARM AARCH64 RISCV64 LOONGARCH64
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#
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#
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[Sources.IA32, Sources.X64]
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X86BaseCpuLib.c
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[Sources.IA32]
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[Sources.IA32]
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Ia32/CpuSleep.c | MSFT
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Ia32/CpuSleep.c | MSFT
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Ia32/CpuSleep.nasm| INTEL
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Ia32/CpuSleep.nasm| INTEL
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Ia32/CpuSleepGcc.c | GCC
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Ia32/CpuSleepGcc.c | GCC
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X86CpuFlushTlb.c
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X86CpuFlushTlb.c
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Ia32/InitializeFpu.nasm
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[Sources.X64]
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[Sources.X64]
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X86CpuFlushTlb.c
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X86CpuFlushTlb.c
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X64/CpuSleep.nasm
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X64/CpuSleep.nasm
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X64/InitializeFpu.nasm
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[Sources.EBC]
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[Sources.EBC]
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Ebc/CpuSleepFlushTlb.c
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Ebc/CpuSleepFlushTlb.c
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@ -13,7 +13,7 @@
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#include <Register/Amd/Cpuid.h>
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#include <Register/Amd/Cpuid.h>
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#include <Library/BaseLib.h>
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#include <Library/BaseLib.h>
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#include <Library/UefiCpuLib.h>
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#include <Library/CpuLib.h>
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/**
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/**
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Determine if the standard CPU signature is "AuthenticAMD".
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Determine if the standard CPU signature is "AuthenticAMD".
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@ -13,53 +13,4 @@
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#ifndef __UEFI_CPU_LIB_H__
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#ifndef __UEFI_CPU_LIB_H__
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#define __UEFI_CPU_LIB_H__
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#define __UEFI_CPU_LIB_H__
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/**
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Initializes floating point units for requirement of UEFI specification.
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This function initializes floating-point control word to 0x027F (all exceptions
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masked,double-precision, round-to-nearest) and multimedia-extensions control word
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(if supported) to 0x1F80 (all exceptions masked, round-to-nearest, flush to zero
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for masked underflow).
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**/
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VOID
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EFIAPI
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InitializeFloatingPointUnits (
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VOID
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);
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/**
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Determine if the standard CPU signature is "AuthenticAMD".
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@retval TRUE The CPU signature matches.
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@retval FALSE The CPU signature does not match.
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**/
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BOOLEAN
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EFIAPI
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StandardSignatureIsAuthenticAMD (
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VOID
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);
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/**
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Return the 32bit CPU family and model value.
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@return CPUID[01h].EAX with Processor Type and Stepping ID cleared.
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**/
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UINT32
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EFIAPI
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GetCpuFamilyModel (
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VOID
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);
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/**
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Return the CPU stepping ID.
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@return CPU stepping ID value in CPUID[01h].EAX.
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**/
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UINT8
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EFIAPI
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GetCpuSteppingId (
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VOID
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);
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#endif
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#endif
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@ -24,14 +24,8 @@
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# VALID_ARCHITECTURES = IA32 X64
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# VALID_ARCHITECTURES = IA32 X64
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#
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#
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[Sources.IA32]
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Ia32/InitializeFpu.nasm
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[Sources.X64]
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X64/InitializeFpu.nasm
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[Sources]
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[Sources]
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BaseUefiCpuLib.c
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BaseUefiCpuLibNull.c
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[Packages]
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[Packages]
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MdePkg/MdePkg.dec
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MdePkg/MdePkg.dec
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18
UefiCpuPkg/Library/BaseUefiCpuLib/BaseUefiCpuLibNull.c
Normal file
18
UefiCpuPkg/Library/BaseUefiCpuLib/BaseUefiCpuLibNull.c
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@ -0,0 +1,18 @@
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/** @file
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This library contains a dummy function to pass build.
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Copyright (c) 2022, Intel Corporation. All rights reserved.
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <Base.h>
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/**
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Dummy function.
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**/
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VOID
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Dummy (
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VOID
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)
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{
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}
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