PeiMpLib.c

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#include "MpLib.h"
 
VOID
EnableDebugAgent (
  VOID
  )
{
}
 
CPU_MP_DATA *
GetCpuMpData (
  VOID
  )
{
  CPU_MP_DATA  *CpuMpData;
 
  CpuMpData = GetCpuMpDataFromGuidedHob ();
  ASSERT (CpuMpData != NULL);
  return CpuMpData;
}
 
VOID
SaveCpuMpData (
  IN CPU_MP_DATA  *CpuMpData
  )
{
  UINT64  Data64;
 
  //
  // Build location of CPU MP DATA buffer in HOB
  //
  Data64 = (UINT64)(UINTN)CpuMpData;
  BuildGuidDataHob (
    &mCpuInitMpLibHobGuid,
    (VOID *)&Data64,
    sizeof (UINT64)
    );
}
 
UINTN
GetModeTransitionBuffer (
  IN UINTN  BufferSize
  )
{
  //
  // PEI phase doesn't need to do such transition. So simply return 0.
  //
  return 0;
}
 
VOID
CheckAndUpdateApsStatus (
  VOID
  )
{
}
 
VOID
InitMpGlobalData (
  IN CPU_MP_DATA  *CpuMpData
  )
{
  SaveCpuMpData (CpuMpData);
}
 
EFI_STATUS
EFIAPI
MpInitLibStartupAllAPs (
  IN  EFI_AP_PROCEDURE  Procedure,
  IN  BOOLEAN           SingleThread,
  IN  EFI_EVENT         WaitEvent               OPTIONAL,
  IN  UINTN             TimeoutInMicroseconds,
  IN  VOID              *ProcedureArgument      OPTIONAL,
  OUT UINTN             **FailedCpuList         OPTIONAL
  )
{
  if (WaitEvent != NULL) {
    return EFI_UNSUPPORTED;
  }
 
  return StartupAllCPUsWorker (
           Procedure,
           SingleThread,
           TRUE,
           NULL,
           TimeoutInMicroseconds,
           ProcedureArgument,
           FailedCpuList
           );
}
 
EFI_STATUS
EFIAPI
MpInitLibStartupThisAP (
  IN  EFI_AP_PROCEDURE  Procedure,
  IN  UINTN             ProcessorNumber,
  IN  EFI_EVENT         WaitEvent               OPTIONAL,
  IN  UINTN             TimeoutInMicroseconds,
  IN  VOID              *ProcedureArgument      OPTIONAL,
  OUT BOOLEAN           *Finished               OPTIONAL
  )
{
  if (WaitEvent != NULL) {
    return EFI_UNSUPPORTED;
  }
 
  return StartupThisAPWorker (
           Procedure,
           ProcessorNumber,
           NULL,
           TimeoutInMicroseconds,
           ProcedureArgument,
           Finished
           );
}
 
EFI_STATUS
EFIAPI
MpInitLibSwitchBSP (
  IN UINTN     ProcessorNumber,
  IN  BOOLEAN  EnableOldBSP
  )
{
  return EFI_UNSUPPORTED;
}
 
EFI_STATUS
EFIAPI
MpInitLibEnableDisableAP (
  IN  UINTN    ProcessorNumber,
  IN  BOOLEAN  EnableAP,
  IN  UINT32   *HealthFlag OPTIONAL
  )
{
  return EFI_UNSUPPORTED;
}