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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2011 Advanced Micro Devices, Inc.
* Copyright (C) 2013-2014 Sage Electronic Engineering, LLC
*
* 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 "PlatformGnbPcieComplex.h"
#include <string.h>
#include <northbridge/amd/agesa/agesawrapper.h>
#include <vendorcode/amd/agesa/f14/Proc/CPU/heapManager.h>
/**
* OemCustomizeInitEarly
*
* Description:
* This stub function will call the host environment through the binary block
* interface (call-out port) to provide a user hook opportunity
*
* Parameters:
* @param[in] *InitEarly
*
* @retval VOID
*
**/
static AGESA_STATUS OemInitEarly(AMD_EARLY_PARAMS * InitEarly)
{
AGESA_STATUS Status;
VOID *BrazosPcieComplexListPtr;
VOID *BrazosPciePortPtr;
VOID *BrazosPcieDdiPtr;
ALLOCATE_HEAP_PARAMS AllocHeapParams;
PCIe_PORT_DESCRIPTOR PortList [] = {
// Initialize Port descriptor (PCIe port, Lanes 4, PCI Device Number 4, ...)
{
0,
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 4, 4),
PCIE_PORT_DATA_INITIALIZER (GNB_GPP_PORT4_PORT_PRESENT, GNB_GPP_PORT4_CHANNEL_TYPE, 4, GNB_GPP_PORT4_HOTPLUG_SUPPORT, GNB_GPP_PORT4_SPEED_MODE, GNB_GPP_PORT4_SPEED_MODE, GNB_GPP_PORT4_LINK_ASPM, 4)
},
// Initialize Port descriptor (PCIe port, Lanes 5, PCI Device Number 5, ...)
{
0,
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 5, 5),
PCIE_PORT_DATA_INITIALIZER (GNB_GPP_PORT5_PORT_PRESENT, GNB_GPP_PORT5_CHANNEL_TYPE, 5, GNB_GPP_PORT5_HOTPLUG_SUPPORT, GNB_GPP_PORT5_SPEED_MODE, GNB_GPP_PORT5_SPEED_MODE, GNB_GPP_PORT5_LINK_ASPM, 5)
},
// Initialize Port descriptor (PCIe port, Lanes 6, PCI Device Number 6, ...)
{
0,
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 6, 6),
PCIE_PORT_DATA_INITIALIZER (GNB_GPP_PORT6_PORT_PRESENT, GNB_GPP_PORT6_CHANNEL_TYPE, 6, GNB_GPP_PORT6_HOTPLUG_SUPPORT, GNB_GPP_PORT6_SPEED_MODE, GNB_GPP_PORT6_SPEED_MODE, GNB_GPP_PORT6_LINK_ASPM, 6)
},
// Initialize Port descriptor (PCIe port, Lanes 7, PCI Device Number 7, ...)
{
0,
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 7, 7),
PCIE_PORT_DATA_INITIALIZER (GNB_GPP_PORT7_PORT_PRESENT, GNB_GPP_PORT7_CHANNEL_TYPE, 7, GNB_GPP_PORT7_HOTPLUG_SUPPORT, GNB_GPP_PORT7_SPEED_MODE, GNB_GPP_PORT7_SPEED_MODE, GNB_GPP_PORT7_LINK_ASPM, 7)
},
// Initialize Port descriptor (PCIe port, Lanes 8, PCI Device Number 8, ...)
{
DESCRIPTOR_TERMINATE_LIST,
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 0, 3),
PCIE_PORT_DATA_INITIALIZER (GNB_GPP_PORT8_PORT_PRESENT, GNB_GPP_PORT8_CHANNEL_TYPE, 8, GNB_GPP_PORT8_HOTPLUG_SUPPORT, GNB_GPP_PORT8_SPEED_MODE, GNB_GPP_PORT8_SPEED_MODE, GNB_GPP_PORT8_LINK_ASPM, 0)
}
};
PCIe_DDI_DESCRIPTOR DdiList [] = {
// Initialize Ddi descriptor (DDI interface Lanes 8:11, DdA, ...)
{
DESCRIPTOR_TERMINATE_LIST,
PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 8, 11),
//PCIE_DDI_DATA_INITIALIZER (ConnectorTypeDP, Aux1, Hdp1)
{ConnectorTypeDP, Aux1, Hdp1}
},
};
PCIe_COMPLEX_DESCRIPTOR Brazos = {
DESCRIPTOR_TERMINATE_LIST,
0,
&PortList[0],
&DdiList[0]
};
// GNB PCIe topology Porting
//
// Allocate buffer for PCIe_COMPLEX_DESCRIPTOR , PCIe_PORT_DESCRIPTOR and PCIe_DDI_DESCRIPTOR
//
AllocHeapParams.RequestedBufferSize = sizeof(Brazos) + sizeof(PortList) + sizeof(DdiList);
AllocHeapParams.BufferHandle = AMD_MEM_MISC_HANDLES_START;
AllocHeapParams.Persist = HEAP_LOCAL_CACHE;
Status = HeapAllocateBuffer (&AllocHeapParams, &InitEarly->StdHeader);
ASSERT(Status == AGESA_SUCCESS);
BrazosPcieComplexListPtr = (PCIe_COMPLEX_DESCRIPTOR *) AllocHeapParams.BufferPtr;
AllocHeapParams.BufferPtr += sizeof(Brazos);
BrazosPciePortPtr = (PCIe_PORT_DESCRIPTOR *)AllocHeapParams.BufferPtr;
AllocHeapParams.BufferPtr += sizeof(PortList);
BrazosPcieDdiPtr = (PCIe_DDI_DESCRIPTOR *) AllocHeapParams.BufferPtr;
memcpy(BrazosPcieComplexListPtr, &Brazos, sizeof(Brazos));
memcpy(BrazosPciePortPtr, &PortList[0], sizeof(PortList));
memcpy(BrazosPcieDdiPtr, &DdiList[0], sizeof(DdiList));
((PCIe_COMPLEX_DESCRIPTOR*)BrazosPcieComplexListPtr)->PciePortList = (PCIe_PORT_DESCRIPTOR*)BrazosPciePortPtr;
((PCIe_COMPLEX_DESCRIPTOR*)BrazosPcieComplexListPtr)->DdiLinkList = (PCIe_DDI_DESCRIPTOR*)BrazosPcieDdiPtr;
InitEarly->GnbConfig.PcieComplexList = BrazosPcieComplexListPtr;
InitEarly->GnbConfig.PsppPolicy = 0;
return AGESA_SUCCESS;
}
const struct OEM_HOOK OemCustomize = {
.InitEarly = OemInitEarly,
};
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