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[mirror_edk2.git] / Vlv2TbltDevicePkg / SmBiosMiscDxe / MiscSystemSlotDesignationFunction.c

diff --git a/Vlv2TbltDevicePkg/SmBiosMiscDxe/MiscSystemSlotDesignationFunction.c b/Vlv2TbltDevicePkg/SmBiosMiscDxe/MiscSystemSlotDesignationFunction.c
new file mode 100644 (file)
index 0000000..30be4ad
--- /dev/null
+++ b/Vlv2TbltDevicePkg/SmBiosMiscDxe/MiscSystemSlotDesignationFunction.c
@@ -0,0 +1,132 @@
+/*++\r
+\r
+Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>\r
+                                                                                   \r\r
+  This program and the accompanying materials are licensed and made available under\r\r
+  the terms and conditions of the BSD License that accompanies this distribution.  \r\r
+  The full text of the license may be found at                                     \r\r
+  http://opensource.org/licenses/bsd-license.php.                                  \r\r
+                                                                                   \r\r
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,            \r\r
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.    \r\r
+                                                                                   \r\r
+\r
+\r
+Module Name:\r
+\r
+  MiscSystemSlotDesignatorFunction.c\r
+\r
+Abstract:\r
+\r
+  BIOS system slot designator information boot time changes.\r
+  SMBIOS type 9.\r
+\r
+--*/\r
+\r
+#include "MiscSubclassDriver.h"\r
+\r
+/**\r
+  This function makes boot time changes to the contents of the\r
+  MiscSystemSlotDesignator structure (Type 9).\r
+\r
+  @param  RecordData                 Pointer to copy of RecordData from the Data Table.\r
+\r
+  @retval EFI_SUCCESS                All parameters were valid.\r
+  @retval EFI_UNSUPPORTED            Unexpected RecordType value.\r
+  @retval EFI_INVALID_PARAMETER      Invalid parameter was found.\r
+\r
+**/\r
+MISC_SMBIOS_TABLE_FUNCTION(MiscSystemSlotDesignation)\r
+{\r
+  CHAR8                              *OptionalStrStart;\r
+  UINTN                              SlotDesignationStrLen;\r
+  EFI_STATUS                         Status;\r
+  EFI_STRING                         SlotDesignation;\r
+  STRING_REF                         TokenToGet;\r
+  SMBIOS_TABLE_TYPE9                 *SmbiosRecord;\r
+  EFI_SMBIOS_HANDLE                  SmbiosHandle;\r
+  EFI_MISC_SYSTEM_SLOT_DESIGNATION*  ForType9InputData;\r
+\r
+  ForType9InputData = (EFI_MISC_SYSTEM_SLOT_DESIGNATION *)RecordData;\r
+\r
+  //\r
+  // First check for invalid parameters.\r
+  //\r
+  if (RecordData == NULL) {\r
+    return EFI_INVALID_PARAMETER;\r
+  }\r
+\r
+  TokenToGet = 0;\r
+  switch (ForType9InputData->SlotDesignation) {\r
+    case STR_MISC_SYSTEM_SLOT_PCIEX16_1:\r
+      TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_SLOT_PCIEX16_1);\r
+      break;\r
+    case STR_MISC_SYSTEM_SLOT_PCIEX16_2:\r
+      TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_SLOT_PCIEX16_2);\r
+      break;\r
+    case STR_MISC_SYSTEM_SLOT_PCIEX4:\r
+      TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_SLOT_PCIEX4);\r
+      break;\r
+    case STR_MISC_SYSTEM_SLOT_PCIEX1_1:\r
+      TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_SLOT_PCIEX1_1);\r
+      break;\r
+    case STR_MISC_SYSTEM_SLOT_PCIEX1_2:\r
+      TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_SLOT_PCIEX1_2);\r
+      break;\r
+    case STR_MISC_SYSTEM_SLOT_PCIEX1_3:\r
+      TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_SLOT_PCIEX1_3);\r
+      break;\r
+    case STR_MISC_SYSTEM_SLOT_PCI1:\r
+      TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_SLOT_PCI1);\r
+      break;\r
+    case STR_MISC_SYSTEM_SLOT_PCI2:\r
+      TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_SLOT_PCI2);\r
+      break;\r
+    case STR_MISC_SYSTEM_SLOT_PCI3:\r
+      TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_SLOT_PCI3);\r
+      break;\r
+    default:\r
+      break;\r
+  }\r
+\r
+  SlotDesignation = SmbiosMiscGetString (TokenToGet);\r
+  SlotDesignationStrLen = StrLen(SlotDesignation);\r
+  if (SlotDesignationStrLen > SMBIOS_STRING_MAX_LENGTH) {\r
+    return EFI_UNSUPPORTED;\r
+  }\r
+\r
+  //\r
+  // Two zeros following the last string.\r
+  //\r
+  SmbiosRecord = AllocatePool(sizeof (SMBIOS_TABLE_TYPE9) + SlotDesignationStrLen + 1 + 1);\r
+  ZeroMem(SmbiosRecord, sizeof (SMBIOS_TABLE_TYPE9) +SlotDesignationStrLen + 1 + 1);\r
+\r
+  SmbiosRecord->Hdr.Type = EFI_SMBIOS_TYPE_SYSTEM_SLOTS;\r
+  SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE9);\r
+  SmbiosRecord->Hdr.Handle = 0;\r
+  SmbiosRecord->SlotDesignation = 1;\r
+  SmbiosRecord->SlotType = (UINT8)ForType9InputData->SlotType;\r
+  SmbiosRecord->SlotDataBusWidth = (UINT8)ForType9InputData->SlotDataBusWidth;\r
+  SmbiosRecord->CurrentUsage = (UINT8)ForType9InputData->SlotUsage;\r
+  SmbiosRecord->SlotLength = (UINT8)ForType9InputData->SlotLength;\r
+  SmbiosRecord->SlotID = ForType9InputData->SlotId;\r
+\r
+  //\r
+  // Slot Characteristics\r
+  //\r
+  CopyMem ((UINT8 *) &SmbiosRecord->SlotCharacteristics1,(UINT8 *) &ForType9InputData->SlotCharacteristics,2);\r
+  OptionalStrStart = (CHAR8 *)(SmbiosRecord + 1);\r
+  UnicodeStrToAsciiStr(SlotDesignation, OptionalStrStart);\r
+  //\r
+  // Now we have got the full smbios record, call smbios protocol to add this record.\r
+  //\r
+  SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;\r
+  Status = Smbios-> Add(\r
+                      Smbios,\r
+                      NULL,\r
+                      &SmbiosHandle,\r
+                      (EFI_SMBIOS_TABLE_HEADER *) SmbiosRecord\r
+                      );\r
+  FreePool(SmbiosRecord);\r
+  return Status;\r
+}\r