OvmfPkg/SmbiosPlatformDxe/EntryPoint.c

   1 /** @file
   2   Find and extract SMBIOS data.
   3
   4   SPDX-License-Identifier: BSD-2-Clause-Patent
   5 **/
   6
   7 #include <Library/MemoryAllocationLib.h> // FreePool()
   8 #include <OvmfPlatforms.h>               // CLOUDHV_DEVICE_ID
   9
  10 #include "SmbiosPlatformDxe.h"
  11
  12 /**
  13   Installs SMBIOS information for OVMF
  14
  15   @param ImageHandle     Module's image handle
  16   @param SystemTable     Pointer of EFI_SYSTEM_TABLE
  17
  18   @retval EFI_SUCCESS    Smbios data successfully installed
  19   @retval Other          Smbios data was not installed
  20
  21 **/
  22 EFI_STATUS
  23 EFIAPI
  24 SmbiosTablePublishEntry (
  25   IN EFI_HANDLE        ImageHandle,
  26   IN EFI_SYSTEM_TABLE  *SystemTable
  27   )
  28 {
  29   EFI_STATUS  Status;
  30   UINT8       *SmbiosTables;
  31   UINT16      HostBridgeDevId;
  32
  33   Status = EFI_NOT_FOUND;
  34   //
  35   // Add SMBIOS data if found
  36   //
  37   HostBridgeDevId = PcdGet16 (PcdOvmfHostBridgePciDevId);
  38   if (HostBridgeDevId == CLOUDHV_DEVICE_ID) {
  39     SmbiosTables = GetCloudHvSmbiosTables ();
  40     if (SmbiosTables != NULL) {
  41       Status = InstallAllStructures (SmbiosTables);
  42     }
  43   } else {
  44     SmbiosTables = GetQemuSmbiosTables ();
  45     if (SmbiosTables != NULL) {
  46       Status = InstallAllStructures (SmbiosTables);
  47       FreePool (SmbiosTables);
  48     }
  49   }
  50
  51   return Status;
  52 }