[edk2-devel] [PATCH v7 19/21] ArmPkg: Add Universal/Smbios/SmbiosMiscDxe/Type32

Rebecca Cran rebecca at nuviainc.com
Sun Jan 31 23:25:09 UTC 2021


This code provides information for the SMBIOS Type 32 table.

Signed-off-by: Rebecca Cran <rebecca at nuviainc.com>
Reviewed-by: Leif Lindholm <leif at nuviainc.com>
Reviewed-by: Samer El-Haj-Mahmoud <Samer.El-Haj-Mahmoud at arm.com>
---
 ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type32/MiscBootInformationData.c     | 32 +++++++++
 ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type32/MiscBootInformationFunction.c | 73 ++++++++++++++++++++
 2 files changed, 105 insertions(+)

diff --git a/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type32/MiscBootInformationData.c b/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type32/MiscBootInformationData.c
new file mode 100644
index 000000000000..ebe4ad941c5f
--- /dev/null
+++ b/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type32/MiscBootInformationData.c
@@ -0,0 +1,32 @@
+/** @file
+  Based on files under Nt32Pkg/MiscSubClassPlatformDxe/
+
+  Copyright (c) 2021, NUVIA Inc. All rights reserved.<BR>
+  Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2015, Hisilicon Limited. All rights reserved.<BR>
+  Copyright (c) 2015, Linaro Limited. All rights reserved.<BR>
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include "SmbiosMisc.h"
+
+//
+// Static (possibly build generated) Bios Vendor data.
+//
+SMBIOS_MISC_TABLE_DATA(SMBIOS_TABLE_TYPE32, MiscBootInformation) = {
+  {                                                     // Hdr
+    EFI_SMBIOS_TYPE_SYSTEM_BOOT_INFORMATION,              // Type,
+    0,                                                    // Length,
+    0                                                     // Handle
+  },
+  {                                                     // Reserved[6]
+    0,
+    0,
+    0,
+    0,
+    0,
+    0
+  },
+  BootInformationStatusNoError                          // BootInformationStatus
+};
diff --git a/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type32/MiscBootInformationFunction.c b/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type32/MiscBootInformationFunction.c
new file mode 100644
index 000000000000..733615bbcf1a
--- /dev/null
+++ b/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type32/MiscBootInformationFunction.c
@@ -0,0 +1,73 @@
+/** @file
+  boot information boot time changes.
+  SMBIOS type 32.
+
+  Based on files under Nt32Pkg/MiscSubClassPlatformDxe/
+
+  Copyright (c) 2021, NUVIA Inc. All rights reserved.<BR>
+  Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2015, Hisilicon Limited. All rights reserved.<BR>
+  Copyright (c) 2015, Linaro Limited. All rights reserved.<BR>
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include <Library/BaseLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/DebugLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+
+#include "SmbiosMisc.h"
+
+/**
+  This function makes boot time changes to the contents of the
+  MiscBootInformation (Type 32) record.
+
+  @param  RecordData                 Pointer to SMBIOS table with default values.
+  @param  Smbios                     SMBIOS protocol.
+
+  @retval EFI_SUCCESS                The SMBIOS table was successfully added.
+  @retval EFI_INVALID_PARAMETER      Invalid parameter was found.
+  @retval EFI_OUT_OF_RESOURCES       Failed to allocate required memory.
+
+**/
+SMBIOS_MISC_TABLE_FUNCTION(MiscBootInformation)
+{
+  EFI_STATUS                         Status;
+  SMBIOS_TABLE_TYPE32                *SmbiosRecord;
+  SMBIOS_TABLE_TYPE32                *InputData;
+
+  //
+  // First check for invalid parameters.
+  //
+  if (RecordData == NULL) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  InputData = (SMBIOS_TABLE_TYPE32 *)RecordData;
+
+  //
+  // Two zeros following the last string.
+  //
+  SmbiosRecord = AllocateZeroPool (sizeof (SMBIOS_TABLE_TYPE32) + 1 + 1);
+  if (SmbiosRecord == NULL) {
+    return EFI_OUT_OF_RESOURCES;
+  }
+
+  (VOID)CopyMem (SmbiosRecord, InputData, sizeof (SMBIOS_TABLE_TYPE32));
+
+  SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE32);
+
+  //
+  // Now we have got the full smbios record, call smbios protocol to add this record.
+  //
+  Status = SmbiosMiscAddRecord ((UINT8*)SmbiosRecord, NULL);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "[%a]:[%dL] Smbios Type32 Table Log Failed! %r \n",
+            __FUNCTION__, __LINE__, Status));
+  }
+
+  FreePool (SmbiosRecord);
+  return Status;
+}
-- 
2.26.2



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