diff options
Diffstat (limited to 'Silicon/BroxtonSoC/BroxtonSiPkg/NorthCluster/Library/DxeSmbiosMemoryLib/SmbiosType16.c')
-rw-r--r-- | Silicon/BroxtonSoC/BroxtonSiPkg/NorthCluster/Library/DxeSmbiosMemoryLib/SmbiosType16.c | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/Silicon/BroxtonSoC/BroxtonSiPkg/NorthCluster/Library/DxeSmbiosMemoryLib/SmbiosType16.c b/Silicon/BroxtonSoC/BroxtonSiPkg/NorthCluster/Library/DxeSmbiosMemoryLib/SmbiosType16.c new file mode 100644 index 0000000000..2124543b16 --- /dev/null +++ b/Silicon/BroxtonSoC/BroxtonSiPkg/NorthCluster/Library/DxeSmbiosMemoryLib/SmbiosType16.c @@ -0,0 +1,112 @@ +/** @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"
+
+//
+// Physical Memory Array (Type 16) data
+//
+GLOBAL_REMOVE_IF_UNREFERENCED SMBIOS_TABLE_TYPE16 SmbiosTableType16Data = {
+ { EFI_SMBIOS_TYPE_PHYSICAL_MEMORY_ARRAY, sizeof (SMBIOS_TABLE_TYPE16), 0 },
+ MemoryArrayLocationSystemBoard, ///< Location
+ MemoryArrayUseSystemMemory, ///< Use
+ TO_BE_FILLED, ///< MemoryErrorCorrection
+ TO_BE_FILLED, ///< MaximumCapacity
+ 0xFFFE, ///< MemoryErrorInformationHandle
+ TO_BE_FILLED, ///< NumberOfMemoryDevices
+ 0, ///< ExtendedMaximumCapacity
+};
+
+
+/**
+ This function installs SMBIOS Table Type 16 (Physical Memory Array).
+
+ @param[in] SmbiosProtocol Instance of Smbios Protocol.
+
+ @retval EFI_SUCCESS If the data is successfully reported.
+ @retval EFI_OUT_OF_RESOURCES If not able to get resources.
+
+**/
+EFI_STATUS
+InstallSmbiosType16 (
+ VOID
+ )
+{
+ EFI_STATUS Status;
+ UINT8 ChannelASlotMap;
+ UINT8 ChannelBSlotMap;
+ UINT8 BitIndex;
+ UINT16 MaxSockets;
+ UINT8 ChannelASlotNum;
+ UINT8 ChannelBSlotNum;
+
+ //
+ // Get Memory size parameters for each rank from the chipset registers
+ //
+ Status = gBS->LocateProtocol (&gMemInfoProtocolGuid, NULL, (VOID **) &mMemInfoHob);
+
+ //
+ // Configure the data for TYPE 16 SMBIOS Structure
+ //
+ //
+ // Create physical array and associated data for all mainboard memory
+ //
+ SmbiosTableType16Data.MemoryErrorCorrection = MemoryErrorCorrectionNone;
+
+ //
+ // Get the Memory DIMM info from policy protocols
+ //
+ ChannelASlotMap = 0x01;
+ ChannelBSlotMap = 0x01;
+ ChannelASlotNum = 0;
+ ChannelBSlotNum = 0;
+
+ for (BitIndex = 0; BitIndex < 8; BitIndex++) {
+ if ((ChannelASlotMap >> BitIndex) & BIT0) {
+ ChannelASlotNum++;
+ }
+
+ if ((ChannelBSlotMap >> BitIndex) & BIT0) {
+ ChannelBSlotNum++;
+ }
+ }
+ MaxSockets = ChannelASlotNum + ChannelBSlotNum;
+ if (mMemInfoHob->MemInfoData.ddrType == 0) {
+ if ((MAX_RANK_CAPACITY_DDR4 * SA_MC_MAX_SIDES * MaxSockets) < SMBIOS_TYPE16_USE_EXTENDED_MAX_CAPACITY) {
+ SmbiosTableType16Data.MaximumCapacity = MAX_RANK_CAPACITY_DDR4 * SA_MC_MAX_SIDES * MaxSockets;
+ } else {
+ SmbiosTableType16Data.MaximumCapacity = SMBIOS_TYPE16_USE_EXTENDED_MAX_CAPACITY;
+ SmbiosTableType16Data.ExtendedMaximumCapacity = ((UINT64) MAX_RANK_CAPACITY_DDR4) * SA_MC_MAX_SIDES * MaxSockets * 1024; // Convert from KB to Byte
+ }
+ } else {
+ if ((MAX_RANK_CAPACITY * SA_MC_MAX_SIDES * MaxSockets) < SMBIOS_TYPE16_USE_EXTENDED_MAX_CAPACITY) {
+ SmbiosTableType16Data.MaximumCapacity = MAX_RANK_CAPACITY * SA_MC_MAX_SIDES * MaxSockets;
+ } else {
+ SmbiosTableType16Data.MaximumCapacity = SMBIOS_TYPE16_USE_EXTENDED_MAX_CAPACITY;
+ SmbiosTableType16Data.ExtendedMaximumCapacity = ((UINT64) MAX_RANK_CAPACITY) * SA_MC_MAX_SIDES * MaxSockets * 1024; // Convert from KB to Byte
+ }
+ }
+ SmbiosTableType16Data.NumberOfMemoryDevices = MaxSockets;
+
+ //
+ // Install SMBIOS Table Type 16
+ //
+ Status = AddSmbiosEntry ((EFI_SMBIOS_TABLE_HEADER *) &SmbiosTableType16Data, NULL, 0, &mSmbiosType16Handle);
+ DEBUG ((DEBUG_INFO, "\nInstall SMBIOS Table Type 16"));
+
+ return Status;
+}
+
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