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Diffstat (limited to 'ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/Source/McConfiguration/MrcRefreshConfiguration.h')
| -rw-r--r-- | ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/Source/McConfiguration/MrcRefreshConfiguration.h | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/Source/McConfiguration/MrcRefreshConfiguration.h b/ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/Source/McConfiguration/MrcRefreshConfiguration.h new file mode 100644 index 0000000..9909dcd --- /dev/null +++ b/ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/Source/McConfiguration/MrcRefreshConfiguration.h @@ -0,0 +1,173 @@ +/** @file + This module include MRC_RefreshConfiguration external data + +@copyright + Copyright (c) 1999 - 2012 Intel Corporation. All rights reserved. + This software and associated documentation (if any) is furnished + under a license and may only be used or copied in accordance + with the terms of the license. Except as permitted by such + license, no part of this software or documentation may be + reproduced, stored in a retrieval system, or transmitted in any + form or by any means without the express written consent of + Intel Corporation. + + This file contains an 'Intel Peripheral Driver' and uniquely + identified as "Intel Reference Module" and is + licensed for Intel CPUs and chipsets under the terms of your + license agreement with Intel or your vendor. This file may + be modified by the user, subject to additional terms of the + license agreement +**/ +#ifndef _MrcRefreshConfiguration_h_ +#define _MrcRefreshConfiguration_h_ + +#include "MrcTypes.h" +#include "MrcApi.h" +#include "McAddress.h" +#include "MrcCommon.h" +#include "MrcDdr3.h" +#include "MrcOem.h" +#include "MrcGlobal.h" + +/// +/// tDLLK values +/// +#define tDLLK_VALUE 512 + +/// +/// tXSOffset values +/// +#define Offset_10nsec_800 4 +#define Offset_10nsec_1067 6 +#define Offset_10nsec_1333 7 +#define Offset_10nsec_1600 8 +#define Offset_10nsec_1867 10 +#define Offset_10nsec_2133 11 +#define Offset_10nsec_2400 12 +#define Offset_10nsec_2667 14 + +/// +/// tMOD values. max(12nCK,15ns) +/// +#define tMOD_800 12 +#define tMOD_1067 12 +#define tMOD_1333 12 +#define tMOD_1600 12 +#define tMOD_1867 14 +#define tMOD_2133 16 +#define tMOD_2400 18 +#define tMOD_2667 20 + +/// +/// tZQOPER values. +/// +#define tZQOPER_1600 256 +#define tZQOPER_1867 299 +#define tZQOPER_2133 342 +#define tZQOPER_2400 384 +#define tZQOPER_2667 427 + +// +// ZQCL and ZQCS values for LPDDR3, in [ps] +// +#define tZQCL_MIN 360000 +#define tZQCS_MIN 90000 + +/// +/// tZQCS values. +/// +#define tZQCS_1600 64 +#define tZQCS_1867 75 +#define tZQCS_2133 86 +#define tZQCS_2400 96 +#define tZQCS_2667 107 + +// +// ZQCS period values, in (tREFI * 128) units +// +#define ZQCS_PERIOD_DDR3 128 // tREFI * 128 = 7.8 us * 128 = 1ms +#define ZQCS_PERIOD_LPDDR3 256 // tREFI * 128 = 3.9 us * 128 = 0.5ms + +/** +@brief + This function returns the tZQOPER value. + tZQOPER = Defines the period required for ZQCL after SR exit. + + @param[in] MrcData - Include all MRC global data. + @param[in] Frequency - The memory frequency. + + @retval The tZQOPER value. +**/ +extern +U32 +tZQOPERGet ( + IN MrcParameters *const MrcData, + IN const MrcFrequency Frequency + ); + +/** +@brief + This function returns the tMOD value. + tMOD = max(12nCK, 15ns) nCK change by the frequency. + + @param[in] Frequency - The memory frequency. + + @retval The tMOD value. +**/ +extern +U32 +tMODGet ( + IN const MrcFrequency Frequency + ); + +/** +@brief + This function returns the tZQCS value. + + @param[in] MrcData - Include all MRC global data. + @param[in] Frequency - The memory frequency. + + @retval The tZQCS value. +**/ +extern +U32 +tZQCSGet ( + IN MrcParameters *const MrcData, + IN const MrcFrequency Frequency + ); + +/** +@brief + This function configures the TC_MR2_SHADDOW register and its fields. + + @param[in] MrcData - Include all MRC global data. + @param[in] Channel - Channel to work on. + @param[in] Dimm - Dimm to work on. + @param[in] Mr2Value - The value of MR2 to setup. + + @retval Nothing. +**/ +extern +void +SetTcMr2ShadowReg ( + IN MrcParameters *const MrcData, + IN const U32 Channel, + IN const U32 Dimm, + IN U32 Mr2Value + ); + +/** +@brief + This function executes the refresh configuration process. + + @param[in] MrcData - Include all MRC global data. + + @retval Nothing. +**/ +extern +void +MrcRefreshConfiguration ( + IN MrcParameters *const MrcData + ); + +#endif |