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UefiCpuPkg/PiSmmCpuDxeSmm: Move GetUefiMemoryMap into DxeSmm code 

MM can not call GetUefiMemoryMap() function, so, move it into
DxeSmm code. Define a SmmReadyToLockEventNotify to handler the
logic. This will make PiSmmCpuEntryCommon to be common function
for SMM and MM.

Signed-off-by: Jiaxin Wu <jiaxin.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Star Zeng <star.zeng@intel.com>
Cc: Dun Tan <dun.tan@intel.com>
Cc: Hongbin1 Zhang <hongbin1.zhang@intel.com>
Cc: Wei6 Xu <wei6.xu@intel.com>
Cc: Yuanhao Xie <yuanhao.xie@intel.com>
This commit is contained in:
Jiaxin Wu 2024-06-25 00:40:32 +08:00 committed by mergify[bot]
parent 0c037b5fa7
commit abc2f59523
3 changed files with 44 additions and 43 deletions
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43
UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuCommon.c
View File

@ -432,38 +432,6 @@ ExecuteFirstSmiInit (
PERF_FUNCTION_END ();
}
/**
SMM Ready To Lock event notification handler.
mSmmReadyToLock is set to perform additional lock actions that must be
performed from SMM on the next SMI.
@param[in] Protocol Points to the protocol's unique identifier.
@param[in] Interface Points to the interface instance.
@param[in] Handle The handle on which the interface was installed.
@retval EFI_SUCCESS Notification handler runs successfully.
**/
EFI_STATUS
EFIAPI
SmmReadyToLockEventNotify (
IN CONST EFI_GUID *Protocol,
IN VOID *Interface,
IN EFI_HANDLE Handle
)
{
//
// Cache a copy of UEFI memory map before we start profiling feature.
//
GetUefiMemoryMap ();
//
// Set SMM ready to lock flag and return
//
mSmmReadyToLock = TRUE;
return EFI_SUCCESS;
}
/**
Function to compare 2 SMM_BASE_HOB_DATA pointer based on ProcessorIndex.
@ -759,7 +727,6 @@ PiSmmCpuEntryCommon (
UINTN TileDataSize;
UINTN TileSize;
UINT8 *Stacks;
VOID *Registration;
UINT32 RegEax;
UINT32 RegEbx;
UINT32 RegEcx;
@ -1231,16 +1198,6 @@ PiSmmCpuEntryCommon (
Status = InitializeSmmCpuServices (mSmmCpuHandle);
ASSERT_EFI_ERROR (Status);
//
// register SMM Ready To Lock Protocol notification
//
Status = gMmst->MmRegisterProtocolNotify (
&gEfiSmmReadyToLockProtocolGuid,
SmmReadyToLockEventNotify,
&Registration
);
ASSERT_EFI_ERROR (Status);
//
// Initialize SMM Profile feature
//

1
UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuCommon.h
View File

@ -270,6 +270,7 @@ extern UINT8 mSmmSaveStateRegisterLma;
extern BOOLEAN mBtsSupported;
extern UINTN mMsrDsAreaSize;
extern BOOLEAN mAcpiS3Enable;
extern BOOLEAN mSmmReadyToLock;
#define PAGE_TABLE_POOL_ALIGNMENT BASE_128KB
#define PAGE_TABLE_POOL_UNIT_SIZE BASE_128KB

43
UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c
View File

@ -11,6 +11,38 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
#include "PiSmmCpuCommon.h"
/**
SMM Ready To Lock event notification handler.
mSmmReadyToLock is set to perform additional lock actions that must be
performed from SMM on the next SMI.
@param[in] Protocol Points to the protocol's unique identifier.
@param[in] Interface Points to the interface instance.
@param[in] Handle The handle on which the interface was installed.
@retval EFI_SUCCESS Notification handler runs successfully.
**/
EFI_STATUS
EFIAPI
SmmReadyToLockEventNotify (
IN CONST EFI_GUID *Protocol,
IN VOID *Interface,
IN EFI_HANDLE Handle
)
{
//
// Cache a copy of UEFI memory map before we start profiling feature.
//
GetUefiMemoryMap ();
//
// Set SMM ready to lock flag and return
//
mSmmReadyToLock = TRUE;
return EFI_SUCCESS;
}
/**
Get SmmCpuSyncConfig data: RelaxedMode, SyncTimeout, SyncTimeout2.
@ -149,6 +181,7 @@ PiCpuSmmEntry (
)
{
EFI_STATUS Status;
VOID *Registration;
//
// Save the PcdPteMemoryEncryptionAddressOrMask value into a global variable.
@ -182,5 +215,15 @@ PiCpuSmmEntry (
ASSERT_EFI_ERROR (Status);
}
//
// Register SMM Ready To Lock Protocol notification
//
Status = gMmst->MmRegisterProtocolNotify (
&gEfiSmmReadyToLockProtocolGuid,
SmmReadyToLockEventNotify,
&Registration
);
ASSERT_EFI_ERROR (Status);
return Status;
}