Add a new SMBIOS Library, and platform SMBIOS driver that does not use Framework or Hii.

Note: The SmbiosLib should probably be moved to MdePkg after a full code review. 



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12966 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 141 insertions, 0 deletions

diff --git a/EmulatorPkg/PlatformSmbiosDxe/PlatformSmbiosDxe.c b/EmulatorPkg/PlatformSmbiosDxe/PlatformSmbiosDxe.c
new file mode 100644
index 0000000000..43bf17ec31
--- /dev/null
+++ b/EmulatorPkg/PlatformSmbiosDxe/PlatformSmbiosDxe.c
@@ -0,0 +1,141 @@
+/** @file
+  Static SMBIOS Table for platform
+
+
+  Copyright (c) 2012, Apple Inc. All rights reserved.<BR>
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <PiDxe.h>
+#include <IndustryStandard/Smbios.h>
+#include <Protocol/Smbios.h>
+
+#include <Library/BaseLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/DebugLib.h>
+#include <Library/SmbiosLib.h>
+#include <Library/HobLib.h>
+
+extern SMBIOS_TEMPLATE_ENTRY gSmbiosTemplate[];
+
+
+
+SMBIOS_TABLE_TYPE19 gSmbiosType19Template = {
+  { EFI_SMBIOS_TYPE_MEMORY_ARRAY_MAPPED_ADDRESS, sizeof (SMBIOS_TABLE_TYPE19), 0 },
+  0xffffffff, // StartingAddress;
+  0xffffffff, // EndingAddress;
+  0,          // MemoryArrayHandle;
+  1,          // PartitionWidth;
+  0,          // ExtendedStartingAddress;
+  0,          // ExtendedEndingAddress;
+};
+
+VOID
+CreatePlatformSmbiosMemoryRecords (
+  VOID
+  )
+{
+  EFI_PEI_HOB_POINTERS        HobPtr;
+  SMBIOS_STRUCTURE_POINTER    Smbios16;
+  SMBIOS_STRUCTURE_POINTER    Smbios17;
+  EFI_SMBIOS_HANDLE           PhyscialMemoryArrayHandle;
+  EFI_SMBIOS_HANDLE           SmbiosHandle;
+
+  Smbios16.Hdr = SmbiosGetRecord (EFI_SMBIOS_TYPE_PHYSICAL_MEMORY_ARRAY, 0, &PhyscialMemoryArrayHandle);
+  if (Smbios16.Hdr == NULL) {
+    // Only make a Type19 entry if a Type16 entry exists.
+    return;
+  }
+
+  Smbios17.Hdr = SmbiosGetRecord (EFI_SMBIOS_TYPE_MEMORY_DEVICE, 0, &SmbiosHandle);
+  if (Smbios17.Hdr == NULL) {
+    // if type17 exits update with type16 Smbios handle
+    Smbios17.Type17->MemoryArrayHandle = PhyscialMemoryArrayHandle;
+  }
+
+  // Generate Type16 records
+  gSmbiosType19Template.MemoryArrayHandle = PhyscialMemoryArrayHandle;
+  HobPtr.Raw = GetHobList ();
+  while ((HobPtr.Raw = GetNextHob (EFI_HOB_TYPE_RESOURCE_DESCRIPTOR, HobPtr.Raw)) != NULL) {
+    if (HobPtr.ResourceDescriptor->ResourceType == EFI_RESOURCE_SYSTEM_MEMORY) {
+      gSmbiosType19Template.ExtendedStartingAddress = HobPtr.ResourceDescriptor->PhysicalStart;
+      gSmbiosType19Template.ExtendedEndingAddress = 
+        HobPtr.ResourceDescriptor->PhysicalStart + 
+        HobPtr.ResourceDescriptor->ResourceLength - 1;
+      
+      CreateSmbiosEntry ((SMBIOS_STRUCTURE *)&gSmbiosType19Template, NULL);
+    }
+    HobPtr.Raw = GET_NEXT_HOB (HobPtr);
+  }
+}
+
+
+/**
+  Main entry for this driver.
+
+  @param ImageHandle     Image handle this driver.
+  @param SystemTable     Pointer to SystemTable.
+
+  @retval EFI_SUCESS     This function always complete successfully.
+
+**/
+EFI_STATUS
+EFIAPI
+PlatfomrSmbiosDriverEntryPoint (
+  IN EFI_HANDLE         ImageHandle,
+  IN EFI_SYSTEM_TABLE   *SystemTable
+  )
+{
+  EFI_STATUS                  Status;
+  EFI_SMBIOS_HANDLE           SmbiosHandle;
+  SMBIOS_STRUCTURE_POINTER    Smbios;
+  UINT8                       SmbiosMajorVersion;
+  UINT8                       SmbiosMinorVersion;
+
+  Status = SmbiosGetVersion (&SmbiosMajorVersion, &SmbiosMinorVersion);
+  ASSERT_EFI_ERROR (Status);
+
+  // Phase 0 - Patch table to make SMBIOS 2.7 structures smaller to conform 
+  //           to an early version of the specification.
+
+  // Phase 1 - Initialize SMBIOS tables from template
+  Status = InitializeSmbiosTableFromTemplate (gSmbiosTemplate);
+  ASSERT_EFI_ERROR (Status);
+
+  // Phase 2 - Patch SMBIOS table entries
+
+  Smbios.Hdr = SmbiosGetRecord (EFI_SMBIOS_TYPE_BIOS_INFORMATION, 0, &SmbiosHandle);
+  if (Smbios.Type0 != NULL) {
+    // 64K * (n+1) bytes
+    Smbios.Type0->BiosSize = (UINT8)DivU64x32 (FixedPcdGet64 (PcdEmuFirmwareFdSize), 64*1024) - 1;
+
+    SmbiosUpdateUnicodeString (
+      SmbiosHandle, 
+      Smbios.Type0->BiosVersion, 
+      (CHAR16 *) PcdGetPtr (PcdFirmwareVersionString)
+      );
+    SmbiosUpdateUnicodeString (
+      SmbiosHandle, 
+      Smbios.Type0->BiosReleaseDate, 
+      (CHAR16 *) PcdGetPtr (PcdFirmwareReleaseDateString)
+      );
+  }
+
+  // Phase 3 - Create tables from scratch 
+
+  // Create Type 13 record from EFI Variables
+  // Do we need this record for EFI as the info is availible from EFI varaibles
+  // Also language types don't always match between EFI and SMBIOS
+  // CreateSmbiosLanguageInformation (1, gSmbiosLangToEfiLang);
+
+  CreatePlatformSmbiosMemoryRecords ();
+
+  return EFI_SUCCESS;
+}
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