diff options
Diffstat (limited to 'Silicon/BroxtonSoC/BroxtonSiPkg/NorthCluster/Library/DxeSmbiosMemoryLib/SmbiosType19.c')
-rw-r--r-- | Silicon/BroxtonSoC/BroxtonSiPkg/NorthCluster/Library/DxeSmbiosMemoryLib/SmbiosType19.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/Silicon/BroxtonSoC/BroxtonSiPkg/NorthCluster/Library/DxeSmbiosMemoryLib/SmbiosType19.c b/Silicon/BroxtonSoC/BroxtonSiPkg/NorthCluster/Library/DxeSmbiosMemoryLib/SmbiosType19.c new file mode 100644 index 0000000000..521fa793da --- /dev/null +++ b/Silicon/BroxtonSoC/BroxtonSiPkg/NorthCluster/Library/DxeSmbiosMemoryLib/SmbiosType19.c @@ -0,0 +1,92 @@ +/** @file
+ This library will determine memory configuration information from the chipset
+ and memory and create SMBIOS memory structures appropriately.
+
+ Copyright (c) 2013 - 2016, Intel Corporation. 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 "SmbiosMemory.h"
+
+//
+// Memory Array Mapped Address (Type 19) data
+//
+GLOBAL_REMOVE_IF_UNREFERENCED SMBIOS_TABLE_TYPE19 SmbiosTableType19Data = {
+ { EFI_SMBIOS_TYPE_MEMORY_ARRAY_MAPPED_ADDRESS, sizeof (SMBIOS_TABLE_TYPE19), 0 },
+ 0, ///< StartingAddress
+ TO_BE_FILLED, ///< EndingAddress
+ TO_BE_FILLED, ///< MemoryArrayHandle
+ TO_BE_FILLED, ///< PartitionWidth
+ 0, ///< ExtendedStartingAddress
+ 0, ///< ExtendedEndingAddress
+};
+
+
+/**
+ This function installs SMBIOS Table Type 19 (Physical Memory Array).
+
+ @retval EFI_SUCCESS If the data is successfully reported.
+ @retval EFI_OUT_OF_RESOURCES If not able to get resources.
+
+**/
+EFI_STATUS
+InstallSmbiosType19 (
+ VOID
+ )
+{
+ EFI_STATUS Status;
+ UINT64 TotalMemorySizeInKB;
+ UINT8 Dimm;
+ BOOLEAN SlotPresent;
+ EFI_SMBIOS_HANDLE SmbiosHandle;
+
+ TotalMemorySizeInKB = 0;
+
+ //
+ // Get Memory size parameters for each rank from the chipset registers
+ //
+ Status = gBS->LocateProtocol (&gMemInfoProtocolGuid, NULL, (VOID **) &mMemInfoHob);
+
+ //
+ // Calculate the TotalMemorySizeInKB by adding the size of all populated sockets
+ //
+ for (Dimm = 0; Dimm < MAX_SOCKETS; Dimm++) {
+ //
+ // Use channel slot map to check whether the Socket is supported in this SKU, some SKU only has 2 Sockets totally
+ //
+ SlotPresent = FALSE;
+ if (mMemInfoHob->MemInfoData.DimmPresent[Dimm]) {
+ SlotPresent = TRUE;
+ }
+ if (SlotPresent) {
+ TotalMemorySizeInKB += LShiftU64 (mMemInfoHob->MemInfoData.dimmSize[Dimm], 10);
+ }
+ }
+
+ if (TotalMemorySizeInKB > SMBIOS_TYPE19_USE_EXTENDED_ADDRESSES) {
+ SmbiosTableType19Data.StartingAddress = SMBIOS_TYPE19_USE_EXTENDED_ADDRESSES;
+ SmbiosTableType19Data.EndingAddress = SMBIOS_TYPE19_USE_EXTENDED_ADDRESSES;
+ SmbiosTableType19Data.ExtendedEndingAddress = TotalMemorySizeInKB - 1;
+ } else {
+ SmbiosTableType19Data.EndingAddress = (UINT32) (TotalMemorySizeInKB - 1);
+ }
+ SmbiosTableType19Data.MemoryArrayHandle = mSmbiosType16Handle;
+ SmbiosTableType19Data.PartitionWidth = MAX_SOCKETS;
+
+ //
+ // Generate Memory Array Mapped Address info (TYPE 19)
+ //
+ Status = AddSmbiosEntry ((EFI_SMBIOS_TABLE_HEADER *) &SmbiosTableType19Data, NULL, 0, &SmbiosHandle);
+ DEBUG ((DEBUG_INFO, "\nInstall SMBIOS Table Type 19"));
+
+ return Status;
+}
+
|