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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2011 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "AGESA.h"
#include "amdlib.h"
#include "Ids.h"
#include "def_callouts.h"
AGESA_STATUS agesa_NoopUnsupported (UINT32 Func, UINT32 Data, VOID *ConfigPtr)
{
return AGESA_UNSUPPORTED;
}
AGESA_STATUS agesa_NoopSuccess (UINT32 Func, UINT32 Data, VOID *ConfigPtr)
{
return AGESA_SUCCESS;
}
AGESA_STATUS agesa_EmptyIdsInitData (UINT32 Func, UINT32 Data, VOID *ConfigPtr)
{
IDS_NV_ITEM *IdsPtr = ((IDS_CALLOUT_STRUCT *) ConfigPtr)->IdsNvPtr;
if (Data == IDS_CALLOUT_INIT)
IdsPtr[0].IdsNvValue = IdsPtr[0].IdsNvId = 0xffff;
return AGESA_SUCCESS;
}
AGESA_STATUS agesa_Reset (UINT32 Func, UINT32 Data, VOID *ConfigPtr)
{
AGESA_STATUS Status;
UINT8 Value;
UINTN ResetType;
AMD_CONFIG_PARAMS *StdHeader;
ResetType = Data;
StdHeader = ConfigPtr;
//
// Perform the RESET based upon the ResetType. In case of
// WARM_RESET_WHENVER and COLD_RESET_WHENEVER, the request will go to
// AmdResetManager. During the critical condition, where reset is required
// immediately, the reset will be invoked directly by writing 0x04 to port
// 0xCF9 (Reset Port).
//
switch (ResetType) {
case WARM_RESET_WHENEVER:
case COLD_RESET_WHENEVER:
break;
case WARM_RESET_IMMEDIATELY:
case COLD_RESET_IMMEDIATELY:
Value = 0x06;
LibAmdIoWrite (AccessWidth8, 0xCf9, &Value, StdHeader);
break;
default:
break;
}
Status = 0;
return Status;
}
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