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/* $NoKeywords:$ */
/**
* @file
*
* mruc.c
*
* Utility functions recovery
*
* @xrefitem bom "File Content Label" "Release Content"
* @e project: AGESA
* @e sub-project: (Proc/Recovery/Mem)
* @e \$Revision: 35136 $ @e \$Date: 2010-07-16 11:29:48 +0800 (Fri, 16 Jul 2010) $
*
**/
/*
*****************************************************************************
*
* Copyright (c) 2011, Advanced Micro Devices, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Advanced Micro Devices, Inc. nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* ***************************************************************************
*
*/
/*
*----------------------------------------------------------------------------
* MODULES USED
*
*----------------------------------------------------------------------------
*/
#include "AGESA.h"
#include "OptionMemory.h"
#include "PlatformMemoryConfiguration.h"
#include "amdlib.h"
#include "Ids.h"
#include "mrport.h"
#include "mru.h"
#include "Filecode.h"
CODE_GROUP (G2_PEI)
RDATA_GROUP (G2_PEI)
#define FILECODE PROC_RECOVERY_MEM_MRUC_FILECODE
/*----------------------------------------------------------------------------
* DEFINITIONS AND MACROS
*
*----------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------
* TYPEDEFS AND STRUCTURES
*
*----------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------
* PROTOTYPES OF LOCAL FUNCTIONS
*
*----------------------------------------------------------------------------
*/
VOID
STATIC
MemRecUResetTargetWTIO (
IN OUT MEM_DATA_STRUCT *MemPtr
);
VOID
STATIC
MemRecUSetTargetWTIO (
IN UINT32 Address,
IN OUT MEM_DATA_STRUCT *MemPtr
);
/*----------------------------------------------------------------------------
* EXPORTED FUNCTIONS
*
*----------------------------------------------------------------------------
*/
/* -----------------------------------------------------------------------------*/
/**
*
* This function returns the (Index)th UINT8
* from an indicated test Pattern.
*
* @param[in] Pattern - encoding of test Pattern type
* @param[in] Buffer[] - buffer to be filled
* @param[in] Size - Size of the bugger
* @param[in] *StdHeader - pointer to AMD_CONFIG_PARAMS
*
*/
VOID
MemRecUFillTrainPattern (
IN TRAIN_PATTERN Pattern,
IN UINT8 Buffer[],
IN UINT16 Size,
IN AMD_CONFIG_PARAMS *StdHeader
)
{
STATIC UINT8 PatternData[2] = {0x55, 0xAA};
LibAmdMemFill (Buffer, PatternData[Pattern == TestPattern0 ? TestPattern1 : TestPattern0], Size, StdHeader);
}
/* -----------------------------------------------------------------------------*/
/**
*
* This function flushes cache lines
*
* @param[in] Address - System Address [39:8]
* @param[in,out] *MemPtr - Pointer to MEM_DATA_STRUCT
*
*/
VOID
MemRecUProcIOClFlush (
IN UINT32 Address,
IN OUT MEM_DATA_STRUCT *MemPtr
)
{
MemRecUSetTargetWTIO (Address, MemPtr);
MemRecUFlushPattern (Address);
MemRecUResetTargetWTIO (MemPtr);
}
/*----------------------------------------------------------------------------
* LOCAL FUNCTIONS
*
*----------------------------------------------------------------------------
*/
/* -----------------------------------------------------------------------------*/
/**
*
* This function resets the target address space to Write Through IO by disabling IORRs
*/
VOID
STATIC
MemRecUResetTargetWTIO (
IN OUT MEM_DATA_STRUCT *MemPtr
)
{
S_UINT64 Smsr;
Smsr.hi = 0;
Smsr.lo = 0;
LibAmdMsrWrite (IORR0_MASK, (UINT64 *)&Smsr, &MemPtr->StdHeader);
}
/* -----------------------------------------------------------------------------*/
/**
*
* This function sets the target range to WT IO (using an IORR overlapping
* the already existing
* @param[in,out] *MemPtr - pointer to MEM_DATA_STRUCTURE
* @param[in] Address - System Address
*
*/
VOID
STATIC
MemRecUSetTargetWTIO (
IN UINT32 Address,
IN OUT MEM_DATA_STRUCT *MemPtr
)
{
S_UINT64 SMsr;
SMsr.lo = Address;
SMsr.hi = 0;
LibAmdMsrWrite (IORR0_BASE,(UINT64 *)&SMsr, &MemPtr->StdHeader); // ;IORR0 Base
SMsr.hi = 0xFFFF;
SMsr.lo = 0xFC000800;
LibAmdMsrWrite (IORR0_MASK, (UINT64 *)&SMsr, &MemPtr->StdHeader); // ;64MB Mask
}
/* -----------------------------------------------------------------------------*/
/**
*
* Waits specified number of 10ns cycles
* @param[in,out] MemPtr - pointer to MEM_DATA_STRUCTURE
* @param[in] Count - Number of 10ns cycles to wait
*
*/
VOID
MemRecUWait10ns (
IN UINT32 Count,
IN OUT MEM_DATA_STRUCT *MemPtr
)
{
S_UINT64 SMsr;
LibAmdMsrRead (TSC, (UINT64 *)&SMsr, &MemPtr->StdHeader);
Count += SMsr.lo;
while (SMsr.lo < Count) {
LibAmdMsrRead (TSC, (UINT64 *)&SMsr, &MemPtr->StdHeader);
}
}
/* -----------------------------------------------------------------------------*/
/**
*
* Find the entry of platform specific overriding table.
*
* @param[in] PlatformMemoryConfiguration - Platform config table
* @param[in] EntryType - Entry type
* @param[in] SocketID - Physical socket ID
* @param[in] ChannelID - Physical channel ID
*
* @return NULL - entry could not be found.
* @return Pointer - points to the entry's data.
*
* ----------------------------------------------------------------------------
*/
VOID *
MemRecFindPSOverrideEntry (
IN PSO_TABLE *PlatformMemoryConfiguration,
IN PSO_ENTRY EntryType,
IN UINT8 SocketID,
IN UINT8 ChannelID
)
{
UINT8 *Buffer;
Buffer = PlatformMemoryConfiguration;
while (Buffer[0] != PSO_END) {
if (Buffer[0] == EntryType) {
if ((Buffer[2] & ((UINT8) 1 << SocketID)) != 0 ) {
if ((Buffer[3] & ((UINT8) 1 << ChannelID)) != 0 ) {
ASSERT ((Buffer[0] == PSO_MAX_DIMMS) ? (Buffer[4] <= MAX_DIMMS_PER_CHANNEL) : TRUE);
ASSERT ((Buffer[0] == PSO_MAX_CHIPSELS) ? (Buffer[4] <= MAX_CS_PER_CHANNEL) : TRUE);
ASSERT ((Buffer[0] == PSO_MAX_CHNLS) ? (Buffer[4] <= MAX_CHANNELS_PER_SOCKET) : TRUE);
return &Buffer[4];
}
}
}
Buffer += Buffer[1] + 2;
}
return NULL;
}
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