/* * 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. */ #include #include #include #define FILECODE PROC_GNB_PCIE_FAMILY_0X15_F15PCIECOMPLEXCONFIG_FILECODE static const PCIe_PORT_DESCRIPTOR PortList [] = { /* Initialize Port descriptor (PCIe port, Lane 3, PCI Device 2, Function 5) */ { 0, 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, Lane 2, PCI Device 2, Function 4) */ { 0, 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, Lane 1, PCI Device 2, Function 3) */ { 0, 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, Lane 0, PCI Device 2, Function 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 2, Function 1) */ { DESCRIPTOR_TERMINATE_LIST, 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 */ { DESCRIPTOR_TERMINATE_LIST, PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 8, 11), PCIE_DDI_DATA_INITIALIZER (ConnectorTypeHDMI, Aux1, Hdp1) }, }; static const PCIe_COMPLEX_DESCRIPTOR PcieComplex = { .Flags = DESCRIPTOR_TERMINATE_LIST, .SocketId = 0, .PciePortList = PortList, .DdiLinkList = DdiList }; /*---------------------------------------------------------------------------------------*/ /** * 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 * **/ /*---------------------------------------------------------------------------------------*/ VOID OemCustomizeInitEarly ( IN OUT AMD_EARLY_PARAMS *InitEarly ) { InitEarly->GnbConfig.PcieComplexList = &PcieComplex; } /* * Platform Specific Overriding Table allows IBV/OEM to pass in platform information to AGESA * (e.g. MemClk routing, the number of DIMM slots per channel,...). If PlatformSpecificTable * is populated, AGESA will base its settings on the data from the table. Otherwise, it will * use its default conservative settings. */ static const PSO_ENTRY ROMDATA PlatformMemoryConfiguration[] = { // // The following macros are supported (use comma to separate macros): // // MEMCLK_DIS_MAP(SocketID, ChannelID, MemClkDisBit0CSMap,..., MemClkDisBit7CSMap) // The MemClk pins are identified based on BKDG definition of Fn2x88[MemClkDis] bitmap. // AGESA will base on this value to disable unused MemClk to save power. // Example: // BKDG definition of Fn2x88[MemClkDis] bitmap for AM3 package is like below: // Bit AM3/S1g3 pin name // 0 M[B,A]_CLK_H/L[0] // 1 M[B,A]_CLK_H/L[1] // 2 M[B,A]_CLK_H/L[2] // 3 M[B,A]_CLK_H/L[3] // 4 M[B,A]_CLK_H/L[4] // 5 M[B,A]_CLK_H/L[5] // 6 M[B,A]_CLK_H/L[6] // 7 M[B,A]_CLK_H/L[7] // And platform has the following routing: // CS0 M[B,A]_CLK_H/L[4] // CS1 M[B,A]_CLK_H/L[2] // CS2 M[B,A]_CLK_H/L[3] // CS3 M[B,A]_CLK_H/L[5] // Then platform can specify the following macro: // MEMCLK_DIS_MAP(ANY_SOCKET, ANY_CHANNEL, 0x00, 0x00, 0x02, 0x04, 0x01, 0x08, 0x00, 0x00) // // CKE_TRI_MAP(SocketID, ChannelID, CKETriBit0CSMap, CKETriBit1CSMap) // The CKE pins are identified based on BKDG definition of Fn2x9C_0C[CKETri] bitmap. // AGESA will base on this value to tristate unused CKE to save power. // // ODT_TRI_MAP(SocketID, ChannelID, ODTTriBit0CSMap,..., ODTTriBit3CSMap) // The ODT pins are identified based on BKDG definition of Fn2x9C_0C[ODTTri] bitmap. // AGESA will base on this value to tristate unused ODT pins to save power. // // CS_TRI_MAP(SocketID, ChannelID, CSTriBit0CSMap,..., CSTriBit7CSMap) // The Chip select pins are identified based on BKDG definition of Fn2x9C_0C[ChipSelTri] bitmap. // AGESA will base on this value to tristate unused Chip select to save power. // // NUMBER_OF_DIMMS_SUPPORTED(SocketID, ChannelID, NumberOfDimmSlotsPerChannel) // Specifies the number of DIMM slots per channel. // // NUMBER_OF_CHIP_SELECTS_SUPPORTED(SocketID, ChannelID, NumberOfChipSelectsPerChannel) // Specifies the number of Chip selects per channel. // // NUMBER_OF_CHANNELS_SUPPORTED(SocketID, NumberOfChannelsPerSocket) // Specifies the number of channels per socket. // // OVERRIDE_DDR_BUS_SPEED(SocketID, ChannelID, USER_MEMORY_TIMING_MODE, MEMORY_BUS_SPEED) // Specifies DDR bus speed of channel ChannelID on socket SocketID. // // DRAM_TECHNOLOGY(SocketID, TECHNOLOGY_TYPE) // Specifies the DRAM technology type of socket SocketID (DDR2, DDR3,...) // // WRITE_LEVELING_SEED(SocketID, ChannelID, DimmID, Byte0Seed, Byte1Seed, Byte2Seed, Byte3Seed, Byte4Seed, Byte5Seed, // Byte6Seed, Byte7Seed, ByteEccSeed) // Specifies the write leveling seed for a channel of a socket. // // HW_RXEN_SEED(SocketID, ChannelID, DimmID, Byte0Seed, Byte1Seed, Byte2Seed, Byte3Seed, Byte4Seed, Byte5Seed, // Byte6Seed, Byte7Seed, ByteEccSeed) // Speicifes the HW RXEN training seed for a channel of a socket // #define SEED_WL 0x0E WRITE_LEVELING_SEED( ANY_SOCKET, CHANNEL_A, ALL_DIMMS, SEED_WL,SEED_WL,SEED_WL,SEED_WL,SEED_WL,SEED_WL,SEED_WL,SEED_WL, SEED_WL), #define SEED_A 0x12 HW_RXEN_SEED( ANY_SOCKET, CHANNEL_A, ALL_DIMMS, SEED_A, SEED_A, SEED_A, SEED_A, SEED_A, SEED_A, SEED_A, SEED_A, SEED_A), NUMBER_OF_DIMMS_SUPPORTED (ANY_SOCKET, ANY_CHANNEL, 1), NUMBER_OF_CHANNELS_SUPPORTED (ANY_SOCKET, 1), MOTHER_BOARD_LAYERS (LAYERS_6), MEMCLK_DIS_MAP (ANY_SOCKET, ANY_CHANNEL, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00), CKE_TRI_MAP (ANY_SOCKET, ANY_CHANNEL, 0x01, 0x02, 0x04, 0x08), /* TODO: bit2map, bit3map */ ODT_TRI_MAP (ANY_SOCKET, ANY_CHANNEL, 0x01, 0x02, 0x04, 0x08), CS_TRI_MAP (ANY_SOCKET, ANY_CHANNEL, 0x01, 0x02, 0x04, 0x08, 0x00, 0x00, 0x00, 0x00), PSO_END }; void OemPostParams(AMD_POST_PARAMS *PostParams) { /* Add the memory configuration table needed for soldered down memory */ PostParams->MemConfig.PlatformMemoryConfiguration = (PSO_ENTRY *)PlatformMemoryConfiguration; }