src/mainboard/lenovo/g505s/PlatformGnbPcie.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2012 Advanced Micro Devices, Inc.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; version 2 of the License.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #include "Porting.h"
  17 #include "AGESA.h"
  18 #include "amdlib.h"
  19
  20 #include <northbridge/amd/agesa/agesawrapper.h>
  21 #include <vendorcode/amd/agesa/f15tn/Proc/CPU/heapManager.h>
  22
  23 #define FILECODE PROC_GNB_PCIE_FAMILY_0X15_F15PCIECOMPLEXCONFIG_FILECODE
  24
  25 /*
  26  * Lane ID Mapping (from Fam15h BKDG: Table 45: Lane Id Mapping)
  27  *
  28  * Lane Id
  29  * 0 P_UMI_[T,R]X[P,N]0 - southbridge link, connect via dev 8
  30  * 1 P_UMI_[T,R]X[P,N]1 - southbridge link, connect via dev 8
  31  * 2 P_UMI_[T,R]X[P,N]2 - southbridge link, connect via dev 8
  32  * 3 P_UMI_[T,R]X[P,N]3 - southbridge link, connect via dev 8
  33  * 4 P_GPP_[T,R]X[P,N]0 - may connect to PCI dev 4 - 7
  34  * 5 P_GPP_[T,R]X[P,N]1 - may connect to PCI dev 4 - 7
  35  * 6 P_GPP_[T,R]X[P,N]2 - may connect to PCI dev 4 - 7
  36  * 7 P_GPP_[T,R]X[P,N]3 - may connect to PCI dev 4 - 7
  37  * 8 P_GFX_[T,R]X[P,N]0 - may be used to form GFX slot or DDI
  38  * 9 P_GFX_[T,R]X[P,N]1 - may be used to form GFX slot or DDI
  39  * 10 P_GFX_[T,R]X[P,N]2 - may be used to form GFX slot or DDI
  40  * 11 P_GFX_[T,R]X[P,N]3 - may be used to form GFX slot or DDI
  41  * 12 P_GFX_[T,R]X[P,N]4 - may be used to form GFX slot or DDI
  42  * 13 P_GFX_[T,R]X[P,N]5 - may be used to form GFX slot or DDI
  43  * 14 P_GFX_[T,R]X[P,N]6 - may be used to form GFX slot or DDI
  44  * 15 P_GFX_[T,R]X[P,N]7 - may be used to form GFX slot or DDI
  45  * 16 P_GFX_[T,R]X[P,N]8 - may be used to form GFX slot or DDI
  46  * 17 P_GFX_[T,R]X[P,N]9 - may be used to form GFX slot or DDI
  47  * 18 P_GFX_[T,R]X[P,N]10 - may be used to form GFX slot or DDI
  48  * 19 P_GFX_[T,R]X[P,N]11 - may be used to form GFX slot or DDI
  49  * 20 P_GFX_[T,R]X[P,N]12 - may be used to form GFX slot or DDI
  50  * 21 P_GFX_[T,R]X[P,N]13 - may be used to form GFX slot or DDI
  51  * 22 P_GFX_[T,R]X[P,N]14 - may be used to form GFX slot or DDI
  52  * 23 P_GFX_[T,R]X[P,N]15 - may be used to form GFX slot or DDI
  53  * 24 DP0_TX[P,N]0 - rest is just for DDI (graphics outputs)
  54  * 25 DP0_TX[P,N]1
  55  * 26 DP0_TX[P,N]2
  56  * 27 DP0_TX[P,N]3
  57  * 28 DP1_TX[P,N]0
  58  * 29 DP1_TX[P,N]1
  59  * 30 DP1_TX[P,N]2
  60  * 31 DP1_TX[P,N]3
  61  * 32 DP2_TX[P,N]0
  62  * 33 DP2_TX[P,N]1
  63  * 34 DP2_TX[P,N]2
  64  * 35 DP2_TX[P,N]3
  65  * 36 DP2_TX[P,N]4
  66  * 37 DP2_TX[P,N]5
  67  * 38 DP2_TX[P,N]6
  68  */
  69
  70 static const PCIe_PORT_DESCRIPTOR PortList [] = {
  71         /* PCIe port, Lanes 8:23, PCI Device Number 2, PCIE SLOT0 x16 */
  72         {
  73                 0,
  74                 PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 8, 23),
  75                 PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 2, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
  76         },
  77         /* PCIe port, Lanes 16:23, PCI Device Number 3, Disabled */
  78         {
  79                 0,
  80                 PCIE_ENGINE_DATA_INITIALIZER (PcieUnusedEngine, 16, 23),
  81                 PCIE_PORT_DATA_INITIALIZER (PortDisabled, ChannelTypeExt6db, 3, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
  82         },
  83
  84         /* PCIe port, Lanes 4, PCI Device Number 4, PCIE MINI0 */
  85         {
  86                 0,
  87                 PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 4, 4),
  88                 PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 4, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
  89         },
  90
  91         /* PCIe port, Lanes 5, PCI Device Number 5, PCIE MINI1 */
  92         {
  93                 0,
  94                 PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 5, 5),
  95                 PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 5, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
  96         },
  97
  98         /* PCIe port, Lanes 6, PCI Device Number 6, PCIE SLOT1 x1 */
  99         {
 100                 0,
 101                 PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 6, 6),
 102                 PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 6, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
 103         },
 104
 105         /* PCIe port, Lanes 7, PCI Device Number 7, LAN */
 106         {
 107                 0,
 108                 PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 7, 7),
 109                 PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 7, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
 110         },
 111
 112         /* PCIe port, Lanes 0:3, PCI Device Number 8, Bridge to FCH */
 113         {
 114                 DESCRIPTOR_TERMINATE_LIST,
 115                 PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 0, 3),
 116                 PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 8, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 0)
 117         },
 118 };
 119
 120 static const PCIe_DDI_DESCRIPTOR DdiList [] = {
 121         /* DP0 to HDMI0/DP */
 122         {
 123                 0,
 124                 PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 24, 27),
 125                 PCIE_DDI_DATA_INITIALIZER (ConnectorTypeDP, Aux1, Hdp1)
 126         },
 127         /* DP1 to FCH */
 128         {
 129                 0,
 130                 PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 28, 31),
 131                 PCIE_DDI_DATA_INITIALIZER (ConnectorTypeNutmegDpToVga, Aux2, Hdp2)
 132         },
 133         /* DP2 to HDMI1/DP */
 134         {
 135                 DESCRIPTOR_TERMINATE_LIST,
 136                 PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 32, 35),
 137                 /* PCIE_DDI_DATA_INITIALIZER (ConnectorTypeEDP, Aux3, Hdp3) */
 138                 PCIE_DDI_DATA_INITIALIZER (ConnectorTypeDP, Aux3, Hdp3)
 139         },
 140 };
 141
 142 /*---------------------------------------------------------------------------------------*/
 143 /**
 144  *  OemCustomizeInitEarly
 145  *
 146  *  Description:
 147  *    This stub function will call the host environment through the binary block
 148  *    interface (call-out port) to provide a user hook opportunity
 149  *
 150  *  Parameters:
 151  *    @param[in]      *InitEarly
 152  *
 153  *    @retval         VOID
 154  *
 155  **/
 156 /*---------------------------------------------------------------------------------------*/
 157
 158 static AGESA_STATUS OemInitEarly(AMD_EARLY_PARAMS * InitEarly)
 159 {
 160         AGESA_STATUS            Status;
 161         PCIe_COMPLEX_DESCRIPTOR *PcieComplexListPtr;
 162
 163         ALLOCATE_HEAP_PARAMS AllocHeapParams;
 164
 165         /* GNB PCIe topology Porting */
 166
 167         /*  */
 168         /* Allocate buffer for PCIe_COMPLEX_DESCRIPTOR , PCIe_PORT_DESCRIPTOR and PCIe_DDI_DESCRIPTOR */
 169         /*  */
 170         AllocHeapParams.RequestedBufferSize = sizeof(PCIe_COMPLEX_DESCRIPTOR);
 171
 172         AllocHeapParams.BufferHandle = AMD_MEM_MISC_HANDLES_START;
 173         AllocHeapParams.Persist = HEAP_LOCAL_CACHE;
 174         Status = HeapAllocateBuffer (&AllocHeapParams, &InitEarly->StdHeader);
 175         ASSERT(Status == AGESA_SUCCESS);
 176
 177         PcieComplexListPtr  =  (PCIe_COMPLEX_DESCRIPTOR *) AllocHeapParams.BufferPtr;
 178
 179         LibAmdMemFill (PcieComplexListPtr,
 180                        0,
 181                        sizeof(PCIe_COMPLEX_DESCRIPTOR),
 182                        &InitEarly->StdHeader);
 183
 184         PcieComplexListPtr->Flags        = DESCRIPTOR_TERMINATE_LIST;
 185         PcieComplexListPtr->SocketId     = 0;
 186         PcieComplexListPtr->PciePortList = PortList;
 187         PcieComplexListPtr->DdiLinkList  = DdiList;
 188
 189         InitEarly->GnbConfig.PcieComplexList = PcieComplexListPtr;
 190         return AGESA_SUCCESS;
 191 }
 192
 193 static AGESA_STATUS OemInitMid(AMD_MID_PARAMS * InitMid)
 194 {
 195         /* 0 iGpuVgaAdapter, 1 iGpuVgaNonAdapter; */
 196         InitMid->GnbMidConfiguration.iGpuVgaMode = 0;
 197         return AGESA_SUCCESS;
 198 }
 199
 200 const struct OEM_HOOK OemCustomize = {
 201         .InitEarly = OemInitEarly,
 202         .InitMid = OemInitMid,
 203 };