diff options
Diffstat (limited to 'Silicon/BroxtonSoC/BroxtonSiPkg/Include/Ppi/DramPolicyPpi.h')
| -rw-r--r-- | Silicon/BroxtonSoC/BroxtonSiPkg/Include/Ppi/DramPolicyPpi.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/Silicon/BroxtonSoC/BroxtonSiPkg/Include/Ppi/DramPolicyPpi.h b/Silicon/BroxtonSoC/BroxtonSiPkg/Include/Ppi/DramPolicyPpi.h new file mode 100644 index 0000000000..0d9b1d6e01 --- /dev/null +++ b/Silicon/BroxtonSoC/BroxtonSiPkg/Include/Ppi/DramPolicyPpi.h @@ -0,0 +1,72 @@ +/** @file
+ Dram Policy PPI is used for specifying platform
+ related Intel silicon information and policy setting.
+
+ Copyright (c) 2014 - 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.
+
+**/
+
+#ifndef _DRAM_POLICY_PPI_H_
+#define _DRAM_POLICY_PPI_H_
+
+#define DRAM_POLICY_NUMBER_CHANNELS 4
+#define DRAM_POLICY_NUMBER_BITS 32
+#define DRAM_POLICY_NUMBER_SPD_ADDRESSES 2
+
+#pragma pack(push,1)
+
+typedef struct {
+ UINT8 RankEnable;
+ UINT8 DeviceWidth;
+ UINT8 DramDensity;
+ UINT8 Option;
+ UINT8 OdtConfig;
+ UINT8 TristateClk1;
+ UINT8 Mode2N;
+ UINT8 OdtLevels;
+} DRP_DRAM_POLICY;
+
+typedef struct {
+ UINT8 Package;
+ UINT8 Profile;
+ UINT8 MemoryDown;
+ UINT8 DDR3LPageSize;
+ UINT8 DDR3LASR;
+ EFI_PHYSICAL_ADDRESS MrcTrainingDataPtr;
+ EFI_PHYSICAL_ADDRESS MrcBootDataPtr;
+ UINT8 ScramblerSupport;
+ UINT16 ChannelHashMask;
+ UINT16 SliceHashMask;
+ UINT8 InterleavedMode;
+ UINT8 ChannelsSlicesEnabled; /// bit0 = SliceEnabled; bit1 = channelEnabled
+ UINT8 MinRefRate2xEnabled;
+ UINT8 DualRankSupportEnabled;
+ UINT16 SystemMemorySizeLimit;
+ UINT16 LowMemMaxVal;
+ UINT16 HighMemMaxVal;
+ UINT8 DisableFastBoot;
+ UINT8 RmtMode;
+ UINT8 RmtCheckRun;
+ UINT16 RmtMarginCheckScaleHighThreshold;
+ UINT32 MsgLevelMask;
+ UINT8 SpdAddress[DRAM_POLICY_NUMBER_SPD_ADDRESSES];
+ UINT8 ChSwizzle[DRAM_POLICY_NUMBER_CHANNELS][DRAM_POLICY_NUMBER_BITS];
+ DRP_DRAM_POLICY ChDrp[DRAM_POLICY_NUMBER_CHANNELS];
+ UINT8 DebugMsgLevel;
+ UINT8 reserved[13];
+} DRAM_POLICY_PPI;
+
+#pragma pack(pop)
+
+extern EFI_GUID gDramPolicyPpiGuid;
+
+#endif // _DRAM_POLICY_PPI_H_
+
|