/**
 * Multisocket call to loop through all possible socket locations and Nb Pstates,
 * comparing the NB frequencies to determine the slowest system and P0 frequency
 *
 * @param[in]  PlatformConfig      Platform profile/build option config structure.
 * @param[out] MinSysNbFreq        NB frequency numerator for the system in MHz
 * @param[out] MinP0NbFreq         NB frequency numerator for P0 in MHz
 * @param[in]  StdHeader           Config handle for library and services
 */
VOID
GetMinNbCofMulti (
  IN       PLATFORM_CONFIGURATION *PlatformConfig,
     OUT   UINT32                 *MinSysNbFreq,
     OUT   UINT32                 *MinP0NbFreq,
  IN       AMD_CONFIG_PARAMS      *StdHeader
  )
{
  UINT32                Socket;
  UINT32                Module;
  UINT32                CurrMinFreq;
  UINT32                CurrMaxFreq;
  PCI_ADDR              PciAddress;
  AGESA_STATUS          Ignored;
  CPU_SPECIFIC_SERVICES *FamilySpecificServices;
  AGESA_STATUS AgesaStatus;

  *MinSysNbFreq = 0xFFFFFFFF;
  *MinP0NbFreq  = 0xFFFFFFFF;

  for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) {
    if (IsProcessorPresent (Socket, StdHeader)) {
      GetCpuServicesOfSocket (Socket, (CONST CPU_SPECIFIC_SERVICES **)&FamilySpecificServices, StdHeader);
      for (Module = 0; Module < GetPlatformNumberOfModules (); Module++) {
        if (GetPciAddress (StdHeader, Socket, Module, &PciAddress, &Ignored )) {
          break;
        }
      }


      AgesaStatus = FamilySpecificServices->GetMinMaxNbFrequency (FamilySpecificServices,
                                                      PlatformConfig,
                                                      &PciAddress,
                                                      &CurrMinFreq,
                                                      &CurrMaxFreq,
                                                      StdHeader);
      ASSERT (AgesaStatus == AGESA_SUCCESS);
      ASSERT ((CurrMinFreq != 0) && (CurrMaxFreq != 0));
      // Determine the slowest NB Pmin frequency
      if (CurrMinFreq < *MinSysNbFreq) {
        *MinSysNbFreq = CurrMinFreq;
      }

      // Determine the slowest NB P0 frequency
      if (CurrMaxFreq < *MinP0NbFreq) {
        *MinP0NbFreq = CurrMaxFreq;
      }
    }
  }
}
Ejemplo n.º 2
0
/**
 * Single socket call to loop through all Nb Pstates, comparing the NB frequencies
 * to determine the slowest in the system. This routine also returns the NB P0 frequency.
 *
 * @param[in]  PlatformConfig      Platform profile/build option config structure.
 * @param[out] MinSysNbFreq        NB frequency numerator for the system in MHz
 * @param[out] MinP0NbFreq         NB frequency numerator for P0 in MHz
 * @param[in]  StdHeader           Config handle for library and services
 */
VOID
GetMinNbCofSingle (
  IN       PLATFORM_CONFIGURATION *PlatformConfig,
     OUT   UINT32                 *MinSysNbFreq,
     OUT   UINT32                 *MinP0NbFreq,
  IN       AMD_CONFIG_PARAMS      *StdHeader
  )
{
  PCI_ADDR              PciAddress;
  CPU_SPECIFIC_SERVICES *FamilySpecificServices;

  PciAddress.AddressValue = MAKE_SBDFO (0, 0, 24, 0, 0);
  GetCpuServicesOfCurrentCore ((const CPU_SPECIFIC_SERVICES **) &FamilySpecificServices, StdHeader);
  FamilySpecificServices->GetMinMaxNbFrequency (FamilySpecificServices,
                                             PlatformConfig,
                                             &PciAddress,
                                             MinSysNbFreq,
                                             MinP0NbFreq,
                                             StdHeader);
}
Ejemplo n.º 3
0
/**
 * Single socket call to loop through all Nb Pstates, comparing the NB frequencies
 * to determine the slowest in the system. This routine also returns the NB P0 frequency.
 *
 * @param[in]  PlatformConfig      Platform profile/build option config structure.
 * @param[out] MinSysNbFreq        NB frequency numerator for the system in MHz
 * @param[out] MinP0NbFreq         NB frequency numerator for P0 in MHz
 * @param[in]  StdHeader           Config handle for library and services
 */
VOID
GetMinNbCofSingle (
  IN       PLATFORM_CONFIGURATION *PlatformConfig,
     OUT   UINT32                 *MinSysNbFreq,
     OUT   UINT32                 *MinP0NbFreq,
  IN       AMD_CONFIG_PARAMS      *StdHeader
  )
{
  PCI_ADDR              PciAddress;
  CPU_SPECIFIC_SERVICES *FamilySpecificServices;
  AGESA_STATUS AgesaStatus;

  PciAddress.AddressValue = MAKE_SBDFO (0, 0, 24, 0, 0);
  GetCpuServicesOfCurrentCore (&FamilySpecificServices, StdHeader);
  AgesaStatus = FamilySpecificServices->GetMinMaxNbFrequency (FamilySpecificServices,
                                             PlatformConfig,
                                             &PciAddress,
                                             MinSysNbFreq,
                                             MinP0NbFreq,
                                             StdHeader);
  ASSERT (AgesaStatus == AGESA_SUCCESS);
  ASSERT ((MinSysNbFreq != 0) && (MinP0NbFreq != 0));
}