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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2012 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 "heapManager.h"
#include "PlatformGnbPcieComplex.h"
#include "Filecode.h"
#define FILECODE PROC_GNB_PCIE_FAMILY_0X15_F15PCIECOMPLEXCONFIG_FILECODE
static const PCIe_PORT_DESCRIPTOR PortList [] = {
{
0, //Descriptor flags !!!IMPORTANT!!! Terminate last element of array
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 3, 3),
PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 5,
HotplugDisabled,
PcieGenMaxSupported,
PcieGenMaxSupported,
AspmDisabled, 0x01, 0)
},
/* Initialize Port descriptor (PCIe port, Lanes 1, PCI Device Number 2, ...) */
{
0, //Descriptor flags !!!IMPORTANT!!! Terminate last element of array
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 2, 2),
PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 4,
HotplugDisabled,
PcieGenMaxSupported,
PcieGenMaxSupported,
AspmDisabled, 0x02, 0)
},
/* Initialize Port descriptor (PCIe port, Lanes 2, PCI Device Number 2, ...) */
{
0, //Descriptor flags !!!IMPORTANT!!! Terminate last element of array
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 1, 1),
PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 3,
HotplugDisabled,
PcieGenMaxSupported,
PcieGenMaxSupported,
AspmDisabled, 0x03, 0)
},
/* Initialize Port descriptor (PCIe port, Lanes 3, PCI Device Number 2, ...) */
{
0,
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 0, 0),
PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 2,
HotplugDisabled,
PcieGenMaxSupported,
PcieGenMaxSupported,
AspmDisabled, 0x04, 0)
},
/* Initialize Port descriptor (PCIe port, Lanes 4-7, PCI Device Number 4, ...) */
{
DESCRIPTOR_TERMINATE_LIST, //Descriptor flags !!!IMPORTANT!!! Terminate last element of array
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 4, 7),
PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 1,
HotplugDisabled,
PcieGenMaxSupported,
PcieGenMaxSupported,
AspmDisabled, 0x05, 0)
}
};
static const PCIe_DDI_DESCRIPTOR DdiList [] = {
/* DP0 to HDMI0/DP */
{
0,
PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 8, 11),
PCIE_DDI_DATA_INITIALIZER (ConnectorTypeDP, Aux1, Hdp1)
},
/* DP1 to FCH */
{
0,
PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 12, 15),
PCIE_DDI_DATA_INITIALIZER (ConnectorTypeDP, Aux2, Hdp2)
},
/* DP2 to HDMI1/DP */
{
DESCRIPTOR_TERMINATE_LIST,
PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 16, 19),
PCIE_DDI_DATA_INITIALIZER (ConnectorTypeCrt, Aux3, Hdp3)
},
};
static const PCIe_COMPLEX_DESCRIPTOR PcieComplex = {
.Flags = DESCRIPTOR_TERMINATE_LIST,
.SocketId = 0,
.PciePortList = PortList,
.DdiLinkList = DdiList
};
/*---------------------------------------------------------------------------------------*/
/**
* OemCustomizeInitEarly
*
* Description:
* This is the stub function will call the host environment through the binary block
* interface (call-out port) to provide a user hook opportunity
*
* Parameters:
* @param[in] **PeiServices
* @param[in] *InitEarly
*
* @retval VOID
*
**/
/*---------------------------------------------------------------------------------------*/
VOID
OemCustomizeInitEarly (
IN OUT AMD_EARLY_PARAMS *InitEarly
)
{
AGESA_STATUS Status;
PCIe_COMPLEX_DESCRIPTOR *PcieComplexListPtr;
ALLOCATE_HEAP_PARAMS AllocHeapParams;
/* GNB PCIe topology Porting */
/* */
/* Allocate buffer for PCIe_COMPLEX_DESCRIPTOR , PCIe_PORT_DESCRIPTOR and PCIe_DDI_DESCRIPTOR */
/* */
AllocHeapParams.RequestedBufferSize = sizeof(PcieComplex);
AllocHeapParams.BufferHandle = AMD_MEM_MISC_HANDLES_START;
AllocHeapParams.Persist = HEAP_LOCAL_CACHE;
Status = HeapAllocateBuffer (&AllocHeapParams, &InitEarly->StdHeader);
if ( Status!= AGESA_SUCCESS) {
/* Could not allocate buffer for PCIe_COMPLEX_DESCRIPTOR */
ASSERT(FALSE);
return;
}
PcieComplexListPtr = (PCIe_COMPLEX_DESCRIPTOR *) AllocHeapParams.BufferPtr;
LibAmdMemCopy (PcieComplexListPtr, &PcieComplex, sizeof(PcieComplex), &InitEarly->StdHeader);
InitEarly->GnbConfig.PcieComplexList = PcieComplexListPtr;
}
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