src/vendorcode/amd/agesa/f14/Proc/Mem/Ardk/ma.c

/* $NoKeywords:$ */
/**
 * @file
 *
 * ma.c
 *
 * Initializes ARDK Block
 *
 * @xrefitem bom "File Content Label" "Release Content"
 * @e project: AGESA
 * @e sub-project: (Mem/Ardk)
 * @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 "ma.h"
#include "Filecode.h"
CODE_GROUP (G2_PEI)
RDATA_GROUP (G2_PEI)

#define FILECODE PROC_MEM_ARDK_MA_FILECODE
/*----------------------------------------------------------------------------
 *                          DEFINITIONS AND MACROS
 *
 *----------------------------------------------------------------------------
 */

/*----------------------------------------------------------------------------
 *                           TYPEDEFS AND STRUCTURES
 *
 *----------------------------------------------------------------------------
 */

/*----------------------------------------------------------------------------
 *                        PROTOTYPES OF LOCAL FUNCTIONS
 *
 *----------------------------------------------------------------------------
 */

/*----------------------------------------------------------------------------
 *                            EXPORTED FUNCTIONS
 *
 *----------------------------------------------------------------------------
 */

/* -----------------------------------------------------------------------------*/
/**
 *
 *    This is the default return function of the ARDK block. The function always
 *    returns   AGESA_UNSUPPORTED
 *
 *     @param[in,out]   *MemData           Pointer to MEM_DATA_STRUCTURE
 *     @param[in]       SocketID        Socket number
 *     @param[in]       *CurrentChannel       Pointer to CH_DEF_STRUCT
 *
 *     @return          AGESA_UNSUPPORTED  AGESA status indicating that default is unsupported
 *
 */

AGESA_STATUS
MemAGetPsCfgDef (
  IN OUT   MEM_DATA_STRUCT *MemData,
  IN       UINT8 SocketID,
  IN OUT   CH_DEF_STRUCT *CurrentChannel
  )
{
  return AGESA_UNSUPPORTED;
}

/* -----------------------------------------------------------------------------*/
/**
 *
 *    This function returns the rank type map of a channel.
 *
 *     @param[in]       *CurrentChannel       Pointer to CH_DEF_STRUCT
 *
 *     @return          UINT16 - The map of rank type.
 *
 */
UINT16
MemAGetPsRankType (
  IN       CH_DEF_STRUCT *CurrentChannel
  )
{
  UINT8 i;
  UINT16 DIMMRankType;

  DIMMRankType = 0;
  for (i = 0; i < MAX_DIMMS_PER_CHANNEL; i++) {
    if ((CurrentChannel->DimmQrPresent & (UINT8) 1 << i) != 0) {
      if (i < 2) {
        DIMMRankType |= (UINT16) 4 << (i << 2);
      }
    } else if ((CurrentChannel->DimmDrPresent & (UINT8) 1 << i) != 0) {
      DIMMRankType |= (UINT16) 2 << (i << 2);
    } else if ((CurrentChannel->DimmSRPresent & (UINT8) 1 << i) != 0) {
      DIMMRankType |= (UINT16) 1 << (i << 2);
    }
  }
  return DIMMRankType;
}