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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015-2017 Advanced Micro Devices, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <chip.h>
#include <amdblocks/agesawrapper.h>
#define DIMMS_PER_CHANNEL 1
#if DIMMS_PER_CHANNEL > MAX_DIMMS_PER_CH
#error "Too many DIMM sockets defined for the mainboard"
#endif
static const PSO_ENTRY DDR4PlatformMemoryConfiguration[] = {
DRAM_TECHNOLOGY(ANY_SOCKET, DDR4_TECHNOLOGY),
NUMBER_OF_DIMMS_SUPPORTED(ANY_SOCKET, CHANNEL_A, 1),
NUMBER_OF_DIMMS_SUPPORTED(ANY_SOCKET, CHANNEL_B, 1),
NUMBER_OF_CHANNELS_SUPPORTED(ANY_SOCKET, MAX_DRAM_CH),
MOTHER_BOARD_LAYERS(LAYERS_6),
MEMCLK_DIS_MAP(ANY_SOCKET, CHANNEL_A, 0x01, 0x02, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00),
MEMCLK_DIS_MAP(ANY_SOCKET, CHANNEL_B, 0x01, 0x02, 0x08, 0x04,
0x00, 0x00, 0x00, 0x00),
CKE_TRI_MAP(ANY_SOCKET, CHANNEL_A, 0x01, 0x02, 0x00, 0x00),
CKE_TRI_MAP(ANY_SOCKET, CHANNEL_B, 0x05, 0x0A, 0x00, 0x00),
ODT_TRI_MAP(ANY_SOCKET, CHANNEL_A, 0x01, 0x00, 0x02, 0x00),
ODT_TRI_MAP(ANY_SOCKET, CHANNEL_B, 0x01, 0x04, 0x02, 0x08),
CS_TRI_MAP(ANY_SOCKET, CHANNEL_A, 0x01, 0x02, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00),
CS_TRI_MAP(ANY_SOCKET, CHANNEL_B, 0x01, 0x02, 0x04, 0x08, 0x00,
0x00, 0x00, 0x00),
PSO_END
};
void OemPostParams(AMD_POST_PARAMS *PostParams)
{
PostParams->MemConfig.PlatformMemoryConfiguration =
(PSO_ENTRY *)DDR4PlatformMemoryConfiguration;
PostParams->MemConfig.CfgUmaAbove4G = TRUE;
}
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