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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
/*
* Lane ID Mapping (from Fam15h BKDG: Table 45: Lane Id Mapping)
*
* Lane Id
* 0 P_UMI_[T,R]X[P,N]0 - southbridge link, connect via dev 8
* 1 P_UMI_[T,R]X[P,N]1 - southbridge link, connect via dev 8
* 2 P_UMI_[T,R]X[P,N]2 - southbridge link, connect via dev 8
* 3 P_UMI_[T,R]X[P,N]3 - southbridge link, connect via dev 8
* 4 P_GPP_[T,R]X[P,N]0 - may connect to PCI dev 4 - 7
* 5 P_GPP_[T,R]X[P,N]1 - may connect to PCI dev 4 - 7
* 6 P_GPP_[T,R]X[P,N]2 - may connect to PCI dev 4 - 7
* 7 P_GPP_[T,R]X[P,N]3 - may connect to PCI dev 4 - 7
* 8 P_GFX_[T,R]X[P,N]0 - may be used to form GFX slot or DDI
* 9 P_GFX_[T,R]X[P,N]1 - may be used to form GFX slot or DDI
* 10 P_GFX_[T,R]X[P,N]2 - may be used to form GFX slot or DDI
* 11 P_GFX_[T,R]X[P,N]3 - may be used to form GFX slot or DDI
* 12 P_GFX_[T,R]X[P,N]4 - may be used to form GFX slot or DDI
* 13 P_GFX_[T,R]X[P,N]5 - may be used to form GFX slot or DDI
* 14 P_GFX_[T,R]X[P,N]6 - may be used to form GFX slot or DDI
* 15 P_GFX_[T,R]X[P,N]7 - may be used to form GFX slot or DDI
* 16 P_GFX_[T,R]X[P,N]8 - may be used to form GFX slot or DDI
* 17 P_GFX_[T,R]X[P,N]9 - may be used to form GFX slot or DDI
* 18 P_GFX_[T,R]X[P,N]10 - may be used to form GFX slot or DDI
* 19 P_GFX_[T,R]X[P,N]11 - may be used to form GFX slot or DDI
* 20 P_GFX_[T,R]X[P,N]12 - may be used to form GFX slot or DDI
* 21 P_GFX_[T,R]X[P,N]13 - may be used to form GFX slot or DDI
* 22 P_GFX_[T,R]X[P,N]14 - may be used to form GFX slot or DDI
* 23 P_GFX_[T,R]X[P,N]15 - may be used to form GFX slot or DDI
* 24 DP0_TX[P,N]0 - rest is just for DDI (graphics outputs)
* 25 DP0_TX[P,N]1
* 26 DP0_TX[P,N]2
* 27 DP0_TX[P,N]3
* 28 DP1_TX[P,N]0
* 29 DP1_TX[P,N]1
* 30 DP1_TX[P,N]2
* 31 DP1_TX[P,N]3
* 32 DP2_TX[P,N]0
* 33 DP2_TX[P,N]1
* 34 DP2_TX[P,N]2
* 35 DP2_TX[P,N]3
* 36 DP2_TX[P,N]4
* 37 DP2_TX[P,N]5
* 38 DP2_TX[P,N]6
*/
static const PCIe_PORT_DESCRIPTOR PortList [] = {
/* PCIe port, Lanes 15:8, PCI Device Number 2, PCIE SLOT x8 */
{
0, /* Descriptor flags */
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 15, 8),
PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 2, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
},
/* PCIe port, Lanes 16:23, PCI Device Number 3, Disabled */
{
0, /* Descriptor flags */
PCIE_ENGINE_DATA_INITIALIZER (PcieUnusedEngine, 16, 23),
PCIE_PORT_DATA_INITIALIZER (PortDisabled, ChannelTypeExt6db, 3, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
},
/* PCIe port, Lanes 4, PCI Device Number 4, LAN */
{
0, /* Descriptor flags */
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 4, 4),
PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 4, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
},
/* PCIe port, Lanes 5, PCI Device Number 5, PCIE MINI0 */
{
0, /* Descriptor flags */
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 5, 5),
PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 5, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
},
/* PCIe port, Lanes 6, PCI Device Number 6, PCIE MINI1 */
{
0, /* Descriptor flags */
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 6, 6),
PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 6, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
},
/* PCIe port, Lanes 7, PCI Device Number 7, Disabled */
{
0, /* Descriptor flags */
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 7, 7),
PCIE_PORT_DATA_INITIALIZER (PortDisabled, ChannelTypeExt6db, 7, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
},
/* PCIe port, Lanes 0:3, PCI Device Number 8, Bridge to FCH */
{
DESCRIPTOR_TERMINATE_LIST, /* Descriptor flags !!!IMPORTANT!!! Terminate last element of array */
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 0, 3),
PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 8, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 0)
},
};
static const PCIe_DDI_DESCRIPTOR DdiList [] = {
// DP0 to HDMI0/DP0
{
0,
PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 24, 27),
PCIE_DDI_DATA_INITIALIZER (ConnectorTypeDP, Aux1, Hdp1)
},
// DP1 to HDMI1/DP1
{
0,
PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 28, 31),
PCIE_DDI_DATA_INITIALIZER (ConnectorTypeDP, Aux2, Hdp2)
},
// DP2 to MINI-DDI Card
{
DESCRIPTOR_TERMINATE_LIST,
PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 32, 35),
PCIE_DDI_DATA_INITIALIZER (ConnectorTypeDP, Aux3, Hdp3)
},
};
static const PCIe_COMPLEX_DESCRIPTOR Trinity = {
DESCRIPTOR_TERMINATE_LIST,
0,
&PortList[0],
&DdiList[0]
};
/*---------------------------------------------------------------------------------------*/
/**
* 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] **PeiServices
* @param[in] *InitEarly
*
* @retval VOID
*
**/
/*---------------------------------------------------------------------------------------*/
VOID
OemCustomizeInitEarly (
IN OUT AMD_EARLY_PARAMS *InitEarly
)
{
AGESA_STATUS Status;
VOID *TrinityPcieComplexListPtr;
VOID *TrinityPciePortPtr;
VOID *TrinityPcieDdiPtr;
ALLOCATE_HEAP_PARAMS AllocHeapParams;
// GNB PCIe topology Porting
//
// Allocate buffer for PCIe_COMPLEX_DESCRIPTOR , PCIe_PORT_DESCRIPTOR and PCIe_DDI_DESCRIPTOR
//
AllocHeapParams.RequestedBufferSize = sizeof(Trinity) + sizeof(PortList) + sizeof(DdiList);
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 , PCIe_PORT_DESCRIPTOR and PCIe_DDI_DESCRIPTOR
ASSERT(FALSE);
return;
}
TrinityPcieComplexListPtr = (PCIe_COMPLEX_DESCRIPTOR *) AllocHeapParams.BufferPtr;
AllocHeapParams.BufferPtr += sizeof(Trinity);
TrinityPciePortPtr = (PCIe_PORT_DESCRIPTOR *)AllocHeapParams.BufferPtr;
AllocHeapParams.BufferPtr += sizeof(PortList);
TrinityPcieDdiPtr = (PCIe_DDI_DESCRIPTOR *) AllocHeapParams.BufferPtr;
LibAmdMemFill (TrinityPcieComplexListPtr,
0,
sizeof(Trinity),
&InitEarly->StdHeader);
LibAmdMemFill (TrinityPciePortPtr,
0,
sizeof(PortList),
&InitEarly->StdHeader);
LibAmdMemFill (TrinityPcieDdiPtr,
0,
sizeof(DdiList),
&InitEarly->StdHeader);
LibAmdMemCopy (TrinityPcieComplexListPtr, &Trinity, sizeof(Trinity), &InitEarly->StdHeader);
LibAmdMemCopy (TrinityPciePortPtr, &PortList[0], sizeof(PortList), &InitEarly->StdHeader);
LibAmdMemCopy (TrinityPcieDdiPtr, &DdiList[0], sizeof(DdiList), &InitEarly->StdHeader);
((PCIe_COMPLEX_DESCRIPTOR*)TrinityPcieComplexListPtr)->PciePortList = (PCIe_PORT_DESCRIPTOR*)TrinityPciePortPtr;
((PCIe_COMPLEX_DESCRIPTOR*)TrinityPcieComplexListPtr)->DdiLinkList = (PCIe_DDI_DESCRIPTOR*)TrinityPcieDdiPtr;
InitEarly->GnbConfig.PcieComplexList = TrinityPcieComplexListPtr;
}
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