/* $NoKeywords:$ */ /** * @file * * Family specific PCIe wrapper configuration services * * * * @xrefitem bom "File Content Label" "Release Content" * @e project: AGESA * @e sub-project: GNB * @e \$Revision: 84150 $ @e \$Date: 2012-12-12 15:46:25 -0600 (Wed, 12 Dec 2012) $ * */ /* ***************************************************************************** * * Copyright (c) 2008 - 2013, Advanced Micro Devices, Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of Advanced Micro Devices, Inc. nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * *************************************************************************** * */ /*---------------------------------------------------------------------------------------- * M O D U L E S U S E D *---------------------------------------------------------------------------------------- */ #include "AGESA.h" #include "Ids.h" #include "amdlib.h" #include "Gnb.h" #include "GnbPcie.h" #include "GnbPcieFamServices.h" #include "GnbCommonLib.h" #include "GnbPcieConfig.h" #include "GnbPcieInitLibV1.h" #include "GnbRegistersKB.h" #include "GnbRegisterAccKB.h" #include "PcieComplexDataKB.h" #include "Filecode.h" #define FILECODE PROC_GNB_MODULES_GNBINITKB_PCIECONFIGKB_FILECODE /*---------------------------------------------------------------------------------------- * D E F I N I T I O N S A N D M A C R O S *---------------------------------------------------------------------------------------- */ #define DEVFUNC(d, f) ((((UINT8) d) << 3) | ((UINT8) f)) extern PCIe_LANE_ALLOC_DESCRIPTOR ROMDATA PcieLaneAllocConfigurationKB[]; /*---------------------------------------------------------------------------------------- * T Y P E D E F S A N D S T R U C T U R E S *---------------------------------------------------------------------------------------- */ CONST CHAR8* PcieDebugGetCoreConfigurationStringKB ( IN PCIe_WRAPPER_CONFIG *Wrapper, IN UINT8 ConfigurationValue ); CONST CHAR8* PcieDebugGetHostRegAddressSpaceStringKB ( IN PCIe_SILICON_CONFIG *Silicon, IN UINT16 AddressFrame ); BOOLEAN PcieCheckPortPcieLaneCanBeMuxedKB ( IN PCIe_PORT_DESCRIPTOR *PortDescriptor, IN PCIe_ENGINE_CONFIG *Engine ); AGESA_STATUS PcieMapPortPciAddressKB ( IN PCIe_ENGINE_CONFIG *Engine ); /*---------------------------------------------------------------------------------------- * P R O T O T Y P E S O F L O C A L F U N C T I O N S *---------------------------------------------------------------------------------------- */ CONST CHAR8* PcieDebugGetWrapperNameStringKB ( IN PCIe_WRAPPER_CONFIG *Wrapper ); AGESA_STATUS PcieConfigureEnginesLaneAllocationKB ( IN PCIe_WRAPPER_CONFIG *Wrapper, IN PCIE_ENGINE_TYPE EngineType, IN UINT8 ConfigurationId ); AGESA_STATUS PcieGetCoreConfigurationValueKB ( IN PCIe_WRAPPER_CONFIG *Wrapper, IN UINT8 CoreId, IN UINT64 ConfigurationSignature, IN UINT8 *ConfigurationValue ); BOOLEAN PcieCheckPortPciDeviceMappingKB ( IN PCIe_PORT_DESCRIPTOR *PortDescriptor, IN PCIe_ENGINE_CONFIG *Engine ); AGESA_STATUS PcieGetSbConfigInfoKB ( IN UINT8 SocketId, OUT PCIe_PORT_DESCRIPTOR *SbPort, IN AMD_CONFIG_PARAMS *StdHeader ); // // Default port dev map // UINT8 ROMDATA DefaultPortDevMap [] = { DEVFUNC (2, 1), DEVFUNC (2, 2), DEVFUNC (2, 3), DEVFUNC (2, 4), DEVFUNC (2, 5) }; // // Default apic config // APIC_DEVICE_INFO ROMDATA DefaultIoapicConfig [] = { {0, 0, 0x18}, {1, 0, 0x19}, {2, 0, 0x1A}, {3, 0, 0x1B}, {4, 0, 0x18} }; /*----------------------------------------------------------------------------------------*/ /** * Configure engine list to support lane allocation according to configuration ID. * * * * @param[in] Wrapper Pointer to wrapper config descriptor * @param[in] PcieLaneConfig Lane configuration descriptor * @param[in] ConfigurationId Configuration ID * @retval AGESA_SUCCESS Configuration successfully applied * @retval AGESA_ERROR Requested configuration not supported */ STATIC AGESA_STATUS PcieConfigurePcieEnginesLaneAllocation ( IN PCIe_WRAPPER_CONFIG *Wrapper, IN PCIe_LANE_ALLOC_DESCRIPTOR *PcieLaneConfig, IN UINT8 ConfigurationId ) { UINT8 CoreLaneIndex; PCIe_ENGINE_CONFIG *EnginesList; if (ConfigurationId >= PcieLaneConfig->NumberOfConfigurations) { return AGESA_ERROR; } EnginesList = PcieConfigGetChildEngine (Wrapper); CoreLaneIndex = ConfigurationId * PcieLaneConfig->NumberOfEngines * 2; while (EnginesList != NULL) { if (PcieLibIsPcieEngine (EnginesList)) { PcieConfigResetDescriptorFlags (EnginesList, DESCRIPTOR_ALLOCATED); EnginesList->Type.Port.StartCoreLane = PcieLaneConfig->ConfigTable[CoreLaneIndex++]; EnginesList->Type.Port.EndCoreLane = PcieLaneConfig->ConfigTable[CoreLaneIndex++]; } EnginesList = PcieLibGetNextDescriptor (EnginesList); } return AGESA_SUCCESS; } /*----------------------------------------------------------------------------------------*/ /** * Configure engine list to support lane allocation according to configuration ID. * * * * @param[in] Wrapper Pointer to wrapper config descriptor * @param[in] DdiLaneConfig Lane configuration descriptor * @param[in] ConfigurationId Configuration ID * @retval AGESA_SUCCESS Configuration successfully applied * @retval AGESA_ERROR Requested configuration not supported */ STATIC AGESA_STATUS PcieConfigureDdiEnginesLaneAllocation ( IN PCIe_WRAPPER_CONFIG *Wrapper, IN PCIe_LANE_ALLOC_DESCRIPTOR *DdiLaneConfig, IN UINT8 ConfigurationId ) { UINTN LaneIndex; PCIe_ENGINE_CONFIG *EnginesList; if (ConfigurationId >= DdiLaneConfig->NumberOfConfigurations) { return AGESA_ERROR; } LaneIndex = ConfigurationId * DdiLaneConfig->NumberOfEngines * 2; EnginesList = PcieConfigGetChildEngine (Wrapper); while (EnginesList != NULL) { if (PcieLibIsDdiEngine (EnginesList)) { PcieConfigResetDescriptorFlags (EnginesList, DESCRIPTOR_ALLOCATED); EnginesList->EngineData.StartLane = DdiLaneConfig->ConfigTable[LaneIndex++] + Wrapper->StartPhyLane; EnginesList->EngineData.EndLane = DdiLaneConfig->ConfigTable[LaneIndex++] + Wrapper->StartPhyLane; } EnginesList = PcieLibGetNextDescriptor (EnginesList); } return AGESA_SUCCESS; } /*----------------------------------------------------------------------------------------*/ /** * Configure engine list to support lane allocation according to configuration ID. * * * * @param[in] Wrapper Pointer to wrapper config descriptor * @param[in] EngineType Engine Type * @param[in] ConfigurationId Configuration ID * @retval AGESA_SUCCESS Configuration successfully applied * @retval AGESA_ERROR Requested configuration not supported */ AGESA_STATUS PcieConfigureEnginesLaneAllocationKB ( IN PCIe_WRAPPER_CONFIG *Wrapper, IN PCIE_ENGINE_TYPE EngineType, IN UINT8 ConfigurationId ) { AGESA_STATUS Status; PCIe_LANE_ALLOC_DESCRIPTOR *LaneConfigDescriptor; Status = AGESA_ERROR; LaneConfigDescriptor = PcieLaneAllocConfigurationKB; while (LaneConfigDescriptor != NULL) { if (LaneConfigDescriptor->WrapId == Wrapper->WrapId && LaneConfigDescriptor->EngineType == EngineType) { switch (EngineType) { case PciePortEngine: Status = PcieConfigurePcieEnginesLaneAllocation (Wrapper, LaneConfigDescriptor, ConfigurationId); break; case PcieDdiEngine: Status = PcieConfigureDdiEnginesLaneAllocation (Wrapper, LaneConfigDescriptor, ConfigurationId); break; default: ASSERT (FALSE); } break; } LaneConfigDescriptor = PcieConfigGetNextDataDescriptor (LaneConfigDescriptor); } return Status; } /*----------------------------------------------------------------------------------------*/ /** * Get core configuration value * * * * @param[in] Wrapper Pointer to internal configuration data area * @param[in] CoreId Core ID * @param[in] ConfigurationSignature Configuration signature * @param[out] ConfigurationValue Configuration value (for core configuration) * @retval AGESA_SUCCESS Configuration successfully applied * @retval AGESA_ERROR Core configuration value can not be determined */ AGESA_STATUS PcieGetCoreConfigurationValueKB ( IN PCIe_WRAPPER_CONFIG *Wrapper, IN UINT8 CoreId, IN UINT64 ConfigurationSignature, IN UINT8 *ConfigurationValue ) { AGESA_STATUS Status; Status = AGESA_SUCCESS; switch (ConfigurationSignature) { case GPP_CORE_x4x1x1x1x1: *ConfigurationValue = 0x4; break; case GPP_CORE_x4x2x1x1: *ConfigurationValue = 0x3; break; case GPP_CORE_x4x2x2: *ConfigurationValue = 0x2; break; case GPP_CORE_x4x4: *ConfigurationValue = 0x1; break; default: IDS_HDT_CONSOLE (PCIE_MISC, "ERROR!!![%s Wrapper] Unknown core config signature 0x%08x%08x\n", PcieDebugGetWrapperNameStringKB (Wrapper), ((UINT32 *) &ConfigurationSignature)[1], ((UINT32 *) &ConfigurationSignature)[0] ); ASSERT (FALSE); Status = AGESA_ERROR; } return Status; } /*----------------------------------------------------------------------------------------*/ /** * Check if engine can be remapped to Device/function number requested by user * defined engine descriptor * * Function only called if requested device/function does not much native device/function * * @param[in] PortDescriptor Pointer to user defined engine descriptor * @param[in] Engine Pointer engine configuration * @retval TRUE Descriptor can be mapped to engine * @retval FALSE Descriptor can NOT be mapped to engine */ BOOLEAN PcieCheckPortPciDeviceMappingKB ( IN PCIe_PORT_DESCRIPTOR *PortDescriptor, IN PCIe_ENGINE_CONFIG *Engine ) { UINT8 DevFunc; UINT8 Index; DevFunc = DEVFUNC (PortDescriptor->Port.DeviceNumber, PortDescriptor->Port.FunctionNumber); if (DevFunc == 0) { return TRUE; } for (Index = 0; Index < (sizeof (DefaultPortDevMap) / sizeof (DefaultPortDevMap[0])); Index++) { if (DefaultPortDevMap[Index] == DevFunc) { return TRUE; } } return FALSE; } /*----------------------------------------------------------------------------------------*/ /** * Get core configuration string * * Debug function for logging configuration * * @param[in] Wrapper Pointer to internal configuration data area * @param[in] ConfigurationValue Configuration value * @retval Configuration string */ CONST CHAR8* PcieDebugGetCoreConfigurationStringKB ( IN PCIe_WRAPPER_CONFIG *Wrapper, IN UINT8 ConfigurationValue ) { switch (ConfigurationValue) { case 0x4: return "4:1:1:1:1"; case 0x3: return "4:2:1:1"; case 0x2: return "4:2:2"; case 0x1: return "4:4"; default: break; } return " !!! Something Wrong !!!"; } /*----------------------------------------------------------------------------------------*/ /** * Get wrapper name * * Debug function for logging wrapper name * * @param[in] Wrapper Pointer to internal configuration data area * @retval Wrapper Name string */ CONST CHAR8* PcieDebugGetWrapperNameStringKB ( IN PCIe_WRAPPER_CONFIG *Wrapper ) { switch (Wrapper->WrapId) { case GPP_WRAP_ID: return "GPP"; case DDI_WRAP_ID: return "Virtual DDI"; default: break; } return " !!! Something Wrong !!!"; } /*----------------------------------------------------------------------------------------*/ /** * Get register address name * * Debug function for logging register trace * * @param[in] Silicon Silicon config descriptor * @param[in] AddressFrame Address Frame * @retval Register address name */ CONST CHAR8* PcieDebugGetHostRegAddressSpaceStringKB ( IN PCIe_SILICON_CONFIG *Silicon, IN UINT16 AddressFrame ) { switch (AddressFrame) { case 0x130: return "GPP WRAP"; case 0x110: return "GPP PIF0"; case 0x120: return "GPP PHY0"; case 0x140: return "GPP CORE"; default: break; } return " !!! Something Wrong !!!"; } /*----------------------------------------------------------------------------------------*/ /** * Check if the lane can be muxed by link width requested by user * defined engine descriptor * * Check Engine StartCoreLane could be aligned by user requested link width(x1, x2, x4, x8, x16). * Check Engine StartCoreLane could be aligned by user requested link width x2. * * @param[in] PortDescriptor Pointer to user defined engine descriptor * @param[in] Engine Pointer engine configuration * @retval TRUE Lane can be muxed * @retval FALSE Lane can NOT be muxed */ BOOLEAN PcieCheckPortPcieLaneCanBeMuxedKB ( IN PCIe_PORT_DESCRIPTOR *PortDescriptor, IN PCIe_ENGINE_CONFIG *Engine ) { UINT16 DescriptorHiLane; UINT16 DescriptorLoLane; UINT16 DescriptorNumberOfLanes; PCIe_WRAPPER_CONFIG *Wrapper; UINT16 NormalizedLoPhyLane; BOOLEAN Result; Result = FALSE; Wrapper = PcieConfigGetParentWrapper (Engine); DescriptorLoLane = MIN (PortDescriptor->EngineData.StartLane, PortDescriptor->EngineData.EndLane); DescriptorHiLane = MAX (PortDescriptor->EngineData.StartLane, PortDescriptor->EngineData.EndLane); DescriptorNumberOfLanes = DescriptorHiLane - DescriptorLoLane + 1; NormalizedLoPhyLane = DescriptorLoLane - Wrapper->StartPhyLane; if (NormalizedLoPhyLane == Engine->Type.Port.StartCoreLane) { Result = TRUE; } else { if (NormalizedLoPhyLane == 0) { Result = TRUE; } else { if ((NormalizedLoPhyLane % DescriptorNumberOfLanes) == 0) { Result = TRUE; } } } return Result; } /*----------------------------------------------------------------------------------------*/ /** * Map engine to specific PCI device address * * * * @param[in] Engine Pointer to engine configuration * @retval AGESA_ERROR Fail to map PCI device address * @retval AGESA_SUCCESS Successfully allocate PCI address */ AGESA_STATUS PcieMapPortPciAddressKB ( IN PCIe_ENGINE_CONFIG *Engine ) { AGESA_STATUS Status; KB_COMPLEX_CONFIG *ComplexConfig; PCIe_COMPLEX_CONFIG *Complex; PCIe_PLATFORM_CONFIG *Pcie; UINT8 DevFunc; UINT8 Index; Status = AGESA_SUCCESS; IDS_HDT_CONSOLE (GNB_TRACE, "PcieMapPortPciAddressKB Enter\n"); Complex = (PCIe_COMPLEX_CONFIG *) PcieConfigGetParent (DESCRIPTOR_COMPLEX, &Engine->Header); Pcie = (PCIe_PLATFORM_CONFIG *) PcieConfigGetParent (DESCRIPTOR_PLATFORM, &Complex->Header); if (Engine->Type.Port.PortData.DeviceNumber == 0 && Engine->Type.Port.PortData.FunctionNumber == 0) { Engine->Type.Port.PortData.DeviceNumber = Engine->Type.Port.NativeDevNumber; Engine->Type.Port.PortData.FunctionNumber = Engine->Type.Port.NativeFunNumber; } ComplexConfig = (KB_COMPLEX_CONFIG *) PcieConfigGetParentSilicon (Engine); IDS_OPTION_HOOK (IDS_GNB_PCIE_PORT_REMAP, &Engine->Type.Port, GnbLibGetHeader (Pcie)); DevFunc = (Engine->Type.Port.PortData.DeviceNumber << 3) | Engine->Type.Port.PortData.FunctionNumber; for (Index = 0; Index < sizeof (ComplexConfig->FmSilicon.PortDevMap); ++Index) { if (ComplexConfig->FmSilicon.PortDevMap[Index] == DevFunc) { Status = AGESA_ERROR; break; } } if (Status == AGESA_SUCCESS) { ComplexConfig->FmSilicon.PortDevMap[Engine->Type.Port.PcieBridgeId] = DevFunc; } for (Index = 0; Index < sizeof (DefaultPortDevMap); ++Index) { if (DevFunc == DefaultPortDevMap[Index]) { Engine->Type.Port.LogicalBridgeId = Index; // Get the configuration from the table or from "auto settings" if (Engine->Type.Port.PortData.ApicDeviceInfo.GroupMap == 0x00) { // If Group is 0, use "Auto" settings Engine->Type.Port.PortData.ApicDeviceInfo = DefaultIoapicConfig[Index]; } break; } } IDS_HDT_CONSOLE (GNB_TRACE, "PcieMapPortPciAddressKB Exit [0x%x]\n", Status); return Status; } /*----------------------------------------------------------------------------------------*/ /** * Map engine to specific PCI device address * * * @param[in] Silicon Silicon config descriptor */ VOID PcieSetPortPciAddressMapKB ( IN PCIe_SILICON_CONFIG *Silicon ) { UINT8 Index; UINT8 DevFuncIndex; UINT8 PortDevMap [sizeof (DefaultPortDevMap)]; PCIe_PLATFORM_CONFIG *Pcie; D0F0x64_x30_STRUCT D0F0x64_x30; Pcie = (PCIe_PLATFORM_CONFIG *) PcieConfigGetParent (DESCRIPTOR_PLATFORM, &Silicon->Header); LibAmdMemCopy (&PortDevMap[0], &DefaultPortDevMap[0], sizeof (DefaultPortDevMap), GnbLibGetHeader (Pcie)); for (Index = 0; Index < sizeof (((KB_COMPLEX_CONFIG *) Silicon)->FmSilicon.PortDevMap); ++Index) { if (((KB_COMPLEX_CONFIG *) Silicon)->FmSilicon.PortDevMap[Index] != 0) { for (DevFuncIndex = 0; DevFuncIndex < sizeof (((KB_COMPLEX_CONFIG *) Silicon)->FmSilicon.PortDevMap); ++DevFuncIndex) { if (PortDevMap[DevFuncIndex] == ((KB_COMPLEX_CONFIG *) Silicon)->FmSilicon.PortDevMap[Index]) { PortDevMap[DevFuncIndex] = 0; break; } } } } for (Index = 0; Index < sizeof (((KB_COMPLEX_CONFIG *) Silicon)->FmSilicon.PortDevMap); ++Index) { if (((KB_COMPLEX_CONFIG *) Silicon)->FmSilicon.PortDevMap[Index] == 0) { for (DevFuncIndex = 0; DevFuncIndex < sizeof (((KB_COMPLEX_CONFIG *) Silicon)->FmSilicon.PortDevMap); ++DevFuncIndex) { if (PortDevMap[DevFuncIndex] != 0) { ((KB_COMPLEX_CONFIG *) Silicon)->FmSilicon.PortDevMap[Index] = PortDevMap[DevFuncIndex]; PortDevMap[DevFuncIndex] = 0; break; } } } GnbRegisterReadKB ((GNB_HANDLE *) Silicon, D0F0x64_x30_TYPE, D0F0x64_x30_ADDRESS + Index, &D0F0x64_x30.Value, 0, GnbLibGetHeader (Pcie)); D0F0x64_x30.Field.DevFnMap = ((KB_COMPLEX_CONFIG *) Silicon)->FmSilicon.PortDevMap[Index]; GnbRegisterWriteKB ((GNB_HANDLE *) Silicon, D0F0x64_x30_TYPE, D0F0x64_x30_ADDRESS + Index, &D0F0x64_x30.Value, 0, GnbLibGetHeader (Pcie)); } } /*----------------------------------------------------------------------------------------*/ /** * Build default SB configuration descriptor * * * @param[in] SocketId Socket Id * @param[out] SbPort Pointer to SB configuration descriptor * @param[in] StdHeader Standard configuration header. * @retval AGESA_SUCCESS Configuration data build successfully */ AGESA_STATUS PcieGetSbConfigInfoKB ( IN UINT8 SocketId, OUT PCIe_PORT_DESCRIPTOR *SbPort, IN AMD_CONFIG_PARAMS *StdHeader ) { return AGESA_UNSUPPORTED; }