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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015 - 2016 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 <agesawrapper.h>
#include <device/pci_def.h>
#include <device/device.h>
#include <soc/pci_devs.h>
#include <stdlib.h>
#include "chip.h"
#include <dimmSpd.h>
AGESA_STATUS AmdMemoryReadSPD(UINT32 unused1, UINTN unused2,
AGESA_READ_SPD_PARAMS *info)
{
uint8_t spdAddress;
DEVTREE_CONST struct device *dev = dev_find_slot(0, DCT_DEVFN);
DEVTREE_CONST struct soc_amd_stoneyridge_config *conf = dev->chip_info;
if ((dev == 0) || (conf == 0))
return AGESA_ERROR;
if (info->SocketId >= ARRAY_SIZE(conf->spdAddrLookup))
return AGESA_ERROR;
if (info->MemChannelId >= ARRAY_SIZE(conf->spdAddrLookup[0]))
return AGESA_ERROR;
if (info->DimmId >= ARRAY_SIZE(conf->spdAddrLookup[0][0]))
return AGESA_ERROR;
spdAddress = conf->spdAddrLookup
[info->SocketId][info->MemChannelId][info->DimmId];
if (spdAddress == 0)
return AGESA_ERROR;
int err = sb_readSpd(spdAddress, (void *)info->Buffer, 128);
if (err)
return AGESA_ERROR;
return AGESA_SUCCESS;
}
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