| /* $NoKeywords:$ */ |
| /** |
| * @file |
| * |
| * Family specific PCIe wrapper configuration services |
| * |
| * |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: GNB |
| * @e \$Revision: 50124 $ @e \$Date: 2011-04-02 16:39:33 +0800 (Sat, 02 Apr 2011) $ |
| * |
| */ |
| /* |
| ***************************************************************************** |
| * |
| * Copyright (c) 2011, 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 "Gnb.h" |
| #include "GnbPcie.h" |
| #include "PcieFamilyServices.h" |
| #include "GnbCommonLib.h" |
| #include "GnbPcieConfig.h" |
| #include "GnbPcieInitLibV1.h" |
| #include "PcieFamilyServices.h" |
| #include "GnbPcieFamServices.h" |
| #include "LlanoDefinitions.h" |
| #include "GnbRegistersLN.h" |
| #include "Filecode.h" |
| #define FILECODE PROC_GNB_PCIE_FAMILY_LN_F12PCIEWRAPPERSERVICES_FILECODE |
| /*---------------------------------------------------------------------------------------- |
| * D E F I N I T I O N S A N D M A C R O S |
| *---------------------------------------------------------------------------------------- |
| */ |
| extern BUILD_OPT_CFG UserOptions; |
| |
| /*---------------------------------------------------------------------------------------- |
| * T Y P E D E F S A N D S T R U C T U R E S |
| *---------------------------------------------------------------------------------------- |
| */ |
| |
| |
| /*---------------------------------------------------------------------------------------- |
| * 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 |
| *---------------------------------------------------------------------------------------- |
| */ |
| |
| |
| AGESA_STATUS |
| STATIC |
| PcieLnConfigureGfxEnginesLaneAllocation ( |
| IN PCIe_WRAPPER_CONFIG *Wrapper, |
| IN PCIE_ENGINE_TYPE EngineType, |
| IN UINT8 ConfigurationId |
| ); |
| |
| AGESA_STATUS |
| STATIC |
| PcieLnConfigureGppEnginesLaneAllocation ( |
| IN PCIe_WRAPPER_CONFIG *Wrapper, |
| IN UINT8 ConfigurationId |
| ); |
| |
| AGESA_STATUS |
| STATIC |
| PcieLnConfigureDdiEnginesLaneAllocation ( |
| IN PCIe_WRAPPER_CONFIG *Wrapper, |
| IN UINT8 ConfigurationId |
| ); |
| |
| AGESA_STATUS |
| PcieLnGetGppConfigurationValue ( |
| IN UINT64 ConfigurationSignature, |
| OUT UINT8 *ConfigurationValue |
| ); |
| |
| AGESA_STATUS |
| PcieLnGetGfxConfigurationValue ( |
| IN UINT64 ConfigurationSignature, |
| OUT UINT8 *ConfigurationValue |
| ); |
| |
| |
| /*---------------------------------------------------------------------------------------- |
| * T A B L E S |
| *---------------------------------------------------------------------------------------- |
| */ |
| PCIE_HOST_REGISTER_ENTRY PcieInitTable [] = { |
| { |
| PHY_SPACE (GFX_WRAP_ID, 0, D0F0xE4_PHY_0009_ADDRESS), |
| D0F0xE4_PHY_0009_PCIePllSel_MASK, |
| 0x1ull << D0F0xE4_PHY_0009_PCIePllSel_OFFSET |
| }, |
| { |
| PHY_SPACE (GFX_WRAP_ID, 0, D0F0xE4_PHY_000A_ADDRESS), |
| D0F0xE4_PHY_000A_PCIePllSel_MASK, |
| 0x1ull << D0F0xE4_PHY_000A_PCIePllSel_OFFSET |
| }, |
| { |
| PHY_SPACE (GFX_WRAP_ID, 1, D0F0xE4_PHY_0009_ADDRESS), |
| D0F0xE4_PHY_0009_PCIePllSel_MASK, |
| 0x1ull << D0F0xE4_PHY_0009_PCIePllSel_OFFSET |
| }, |
| { |
| PHY_SPACE (GFX_WRAP_ID, 1, D0F0xE4_PHY_000A_ADDRESS), |
| D0F0xE4_PHY_000A_PCIePllSel_MASK, |
| 0x1ull << D0F0xE4_PHY_000A_PCIePllSel_OFFSET |
| }, |
| { |
| WRAP_SPACE (GPP_WRAP_ID, D0F0xE4_WRAP_8016_ADDRESS), |
| D0F0xE4_WRAP_8016_CalibAckLatency_MASK, |
| 0 |
| }, |
| { |
| PHY_SPACE (GPP_WRAP_ID, 0, D0F0xE4_PHY_2008_ADDRESS), |
| D0F0xE4_PHY_2008_VdDetectEn_MASK, |
| 0x1 << D0F0xE4_PHY_2008_VdDetectEn_OFFSET |
| }, |
| { |
| PHY_SPACE (GFX_WRAP_ID, 0, D0F0xE4_PHY_2008_ADDRESS), |
| D0F0xE4_PHY_2008_VdDetectEn_MASK, |
| 0x1 << D0F0xE4_PHY_2008_VdDetectEn_OFFSET |
| }, |
| { |
| PHY_SPACE (GFX_WRAP_ID, 1, D0F0xE4_PHY_2008_ADDRESS), |
| D0F0xE4_PHY_2008_VdDetectEn_MASK, |
| 0x1 << D0F0xE4_PHY_2008_VdDetectEn_OFFSET |
| }, |
| { |
| PHY_SPACE (DDI_WRAP_ID, 0, D0F0xE4_PHY_2008_ADDRESS), |
| D0F0xE4_PHY_2008_VdDetectEn_MASK, |
| 0x1 << D0F0xE4_PHY_2008_VdDetectEn_OFFSET |
| } |
| }; |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * 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_UNSUPPORTED No more configuration available for given engine type |
| * @retval AGESA_ERROR Requested configuration not supported |
| */ |
| AGESA_STATUS |
| PcieFmConfigureEnginesLaneAllocation ( |
| IN PCIe_WRAPPER_CONFIG *Wrapper, |
| IN PCIE_ENGINE_TYPE EngineType, |
| IN UINT8 ConfigurationId |
| ) |
| { |
| AGESA_STATUS Status; |
| Status = AGESA_ERROR; |
| switch (Wrapper->WrapId) { |
| case GFX_WRAP_ID: |
| Status = PcieLnConfigureGfxEnginesLaneAllocation (Wrapper, EngineType, ConfigurationId); |
| break; |
| case GPP_WRAP_ID: |
| if (EngineType != PciePortEngine) { |
| return AGESA_UNSUPPORTED; |
| } |
| Status = PcieLnConfigureGppEnginesLaneAllocation (Wrapper, ConfigurationId); |
| break; |
| case DDI_WRAP_ID: |
| if (EngineType != PcieDdiEngine) { |
| return AGESA_UNSUPPORTED; |
| } |
| Status = PcieLnConfigureDdiEnginesLaneAllocation (Wrapper, ConfigurationId); |
| break; |
| default: |
| ASSERT (FALSE); |
| |
| } |
| return Status; |
| } |
| |
| CONST UINT8 GfxPortLaneConfigurationTable [][NUMBER_OF_GFX_PORTS * 2] = { |
| {0, 15, UNUSED_LANE_ID, UNUSED_LANE_ID}, |
| {0, 7, 8, 15} |
| }; |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Configure GFX engine list to support lane allocation according to configuration ID. |
| * |
| * |
| * |
| * @param[in] Wrapper Pointer to wrapper config descriptor |
| * @param[in] ConfigurationId Configuration ID |
| * @retval AGESA_SUCCESS Configuration successfully applied |
| * @retval AGESA_ERROR Requested configuration not supported |
| */ |
| |
| AGESA_STATUS |
| STATIC |
| PcieLnConfigureGfxPortEnginesLaneAllocation ( |
| IN PCIe_WRAPPER_CONFIG *Wrapper, |
| IN UINT8 ConfigurationId |
| ) |
| { |
| UINTN CoreLaneIndex; |
| PCIe_ENGINE_CONFIG *EnginesList; |
| if (ConfigurationId > ((sizeof (GfxPortLaneConfigurationTable) / (NUMBER_OF_GFX_PORTS * 2)) - 1)) { |
| return AGESA_ERROR; |
| } |
| EnginesList = PcieConfigGetChildEngine (Wrapper); |
| CoreLaneIndex = 0; |
| while (EnginesList != NULL) { |
| if (PcieLibIsPcieEngine (EnginesList)) { |
| PcieConfigResetDescriptorFlags (EnginesList, DESCRIPTOR_ALLOCATED); |
| EnginesList->Type.Port.StartCoreLane = GfxPortLaneConfigurationTable [ConfigurationId][CoreLaneIndex++]; |
| EnginesList->Type.Port.EndCoreLane = GfxPortLaneConfigurationTable [ConfigurationId][CoreLaneIndex++]; |
| } |
| EnginesList = PcieLibGetNextDescriptor (EnginesList); |
| } |
| return AGESA_SUCCESS; |
| } |
| |
| CONST UINT8 GfxDdiLaneConfigurationTable [][NUMBER_OF_GFX_DDIS * 2] = { |
| {0, 7, 8, 15, UNUSED_LANE_ID, UNUSED_LANE_ID, UNUSED_LANE_ID, UNUSED_LANE_ID}, |
| {0, 7, 8, 11, 12, 15, UNUSED_LANE_ID, UNUSED_LANE_ID}, |
| {0, 3, 4, 7, 8, 15, UNUSED_LANE_ID, UNUSED_LANE_ID}, |
| {0, 3, 4, 7, 8, 11, 12, 15} |
| }; |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Configure GFX engine list to support lane allocation according to configuration ID. |
| * |
| * |
| * |
| * @param[in] Wrapper Pointer to wrapper config descriptor |
| * @param[in] ConfigurationId Configuration ID |
| * @retval AGESA_SUCCESS Configuration successfully applied |
| * @retval AGESA_ERROR Requested configuration not supported |
| */ |
| |
| AGESA_STATUS |
| STATIC |
| PcieLnConfigureGfxDdiEnginesLaneAllocation ( |
| IN PCIe_WRAPPER_CONFIG *Wrapper, |
| IN UINT8 ConfigurationId |
| ) |
| { |
| UINTN LaneIndex; |
| PCIe_ENGINE_CONFIG *EnginesList; |
| if (ConfigurationId > ((sizeof (GfxDdiLaneConfigurationTable) / (NUMBER_OF_GFX_DDIS * 2)) - 1)) { |
| return AGESA_ERROR; |
| } |
| LaneIndex = 0; |
| EnginesList = PcieConfigGetChildEngine (Wrapper); |
| while (EnginesList != NULL) { |
| if (PcieLibIsDdiEngine (EnginesList)) { |
| PcieConfigResetDescriptorFlags (EnginesList, DESCRIPTOR_ALLOCATED); |
| EnginesList->EngineData.StartLane = GfxDdiLaneConfigurationTable [ConfigurationId][LaneIndex++] + Wrapper->StartPhyLane; |
| EnginesList->EngineData.EndLane = GfxDdiLaneConfigurationTable [ConfigurationId][LaneIndex++] + Wrapper->StartPhyLane; |
| } |
| EnginesList = PcieLibGetNextDescriptor (EnginesList); |
| } |
| return AGESA_SUCCESS; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Configure GFX 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_UNSUPPORTED Configuration not applicable |
| * @retval AGESA_ERROR Requested configuration not supported |
| */ |
| |
| AGESA_STATUS |
| STATIC |
| PcieLnConfigureGfxEnginesLaneAllocation ( |
| IN PCIe_WRAPPER_CONFIG *Wrapper, |
| IN PCIE_ENGINE_TYPE EngineType, |
| IN UINT8 ConfigurationId |
| ) |
| { |
| AGESA_STATUS Status; |
| |
| switch (EngineType) { |
| case PciePortEngine: |
| Status = PcieLnConfigureGfxPortEnginesLaneAllocation (Wrapper, ConfigurationId); |
| break; |
| case PcieDdiEngine: |
| Status = PcieLnConfigureGfxDdiEnginesLaneAllocation (Wrapper, ConfigurationId); |
| break; |
| default: |
| Status = AGESA_UNSUPPORTED; |
| } |
| return Status; |
| } |
| |
| |
| |
| CONST UINT8 GppLaneConfigurationTable [][NUMBER_OF_GPP_PORTS * 2] = { |
| //4 5 6 7 8 (SB) |
| {4, 7, UNUSED_LANE_ID, UNUSED_LANE_ID, UNUSED_LANE_ID, UNUSED_LANE_ID, UNUSED_LANE_ID, UNUSED_LANE_ID, 0, 3}, |
| {4, 5, 6, 7, UNUSED_LANE_ID, UNUSED_LANE_ID, UNUSED_LANE_ID, UNUSED_LANE_ID, 0, 3}, |
| {4, 5, UNUSED_LANE_ID, UNUSED_LANE_ID, 6, 7, UNUSED_LANE_ID, UNUSED_LANE_ID, 0, 3}, |
| {4, 5, 6, 6, 7, 7, UNUSED_LANE_ID, UNUSED_LANE_ID, 0, 3}, |
| {4, 5, UNUSED_LANE_ID, UNUSED_LANE_ID, 6, 6, 7, 7, 0, 3}, |
| {4, 4, 5, 5, 6, 6, 7, 7, 0, 3} |
| }; |
| |
| CONST UINT8 GppPortIdConfigurationTable [][NUMBER_OF_GPP_PORTS] = { |
| //4 5 6 7 8 (SB) |
| {1, 2, 3, 4, 0}, |
| {1, 2, 3, 4, 0}, |
| {1, 3, 2, 4, 0}, |
| {1, 2, 3, 4, 0}, |
| {1, 4, 2, 3, 0}, |
| {1, 2, 3, 4, 0} |
| }; |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Configure GFX engine list to support lane allocation according to configuration ID. |
| * |
| * |
| * |
| * @param[in] Wrapper Pointer to wrapper config descriptor |
| * @param[in] ConfigurationId Configuration ID |
| * @retval AGESA_SUCCESS Configuration successfully applied |
| * @retval AGESA_ERROR Requested configuration not supported |
| */ |
| |
| |
| AGESA_STATUS |
| STATIC |
| PcieLnConfigureGppEnginesLaneAllocation ( |
| IN PCIe_WRAPPER_CONFIG *Wrapper, |
| IN UINT8 ConfigurationId |
| ) |
| { |
| PCIe_ENGINE_CONFIG *EnginesList; |
| UINTN CoreLaneIndex; |
| UINTN PortIdIndex; |
| if (ConfigurationId > ((sizeof (GppLaneConfigurationTable) / (NUMBER_OF_GPP_PORTS * 2)) - 1)) { |
| return AGESA_ERROR; |
| } |
| EnginesList = PcieConfigGetChildEngine (Wrapper); |
| CoreLaneIndex = 0; |
| PortIdIndex = 0; |
| while (EnginesList != NULL) { |
| PcieConfigResetDescriptorFlags (EnginesList, DESCRIPTOR_ALLOCATED); |
| EnginesList->Type.Port.PortId = GppPortIdConfigurationTable [ConfigurationId][PortIdIndex++]; |
| EnginesList->Type.Port.StartCoreLane = GppLaneConfigurationTable [ConfigurationId][CoreLaneIndex++]; |
| EnginesList->Type.Port.EndCoreLane = GppLaneConfigurationTable [ConfigurationId][CoreLaneIndex++]; |
| EnginesList = PcieLibGetNextDescriptor (EnginesList); |
| } |
| return AGESA_SUCCESS; |
| } |
| |
| |
| CONST UINT8 DdiLaneConfigurationTable [][NUMBER_OF_DDIS * 2] = { |
| {0, 3, 4, 7}, |
| {0, 7, UNUSED_LANE_ID, UNUSED_LANE_ID} |
| }; |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Configure DDI engine list to support lane allocation according to configuration ID. |
| * |
| * |
| * |
| * @param[in] Wrapper Pointer to wrapper config descriptor |
| * @param[in] ConfigurationId Configuration ID |
| * @retval AGESA_SUCCESS Configuration successfully applied |
| * @retval AGESA_ERROR Requested configuration not supported |
| */ |
| |
| |
| AGESA_STATUS |
| STATIC |
| PcieLnConfigureDdiEnginesLaneAllocation ( |
| IN PCIe_WRAPPER_CONFIG *Wrapper, |
| IN UINT8 ConfigurationId |
| ) |
| { |
| PCIe_ENGINE_CONFIG *EnginesList; |
| UINTN LaneIndex; |
| EnginesList = PcieConfigGetChildEngine (Wrapper); |
| if (ConfigurationId > ((sizeof (DdiLaneConfigurationTable) / (NUMBER_OF_DDIS * 2)) - 1)) { |
| return AGESA_ERROR; |
| } |
| LaneIndex = 0; |
| while (EnginesList != NULL) { |
| PcieConfigResetDescriptorFlags (EnginesList, DESCRIPTOR_ALLOCATED); |
| EnginesList->EngineData.StartLane = DdiLaneConfigurationTable [ConfigurationId][LaneIndex++] + Wrapper->StartPhyLane; |
| EnginesList->EngineData.EndLane = DdiLaneConfigurationTable [ConfigurationId][LaneIndex++] + Wrapper->StartPhyLane; |
| EnginesList = PcieLibGetNextDescriptor (EnginesList); |
| } |
| return AGESA_SUCCESS; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Get configuration Value for GFX wrapper |
| * |
| * |
| * |
| * @param[in] ConfigurationSignature Configuration signature |
| * @param[out] ConfigurationValue Configuration value |
| * @retval AGESA_SUCCESS Correct core configuration value returned by in *ConfigurationValue |
| * @retval AGESA_ERROR ConfigurationSignature is incorrect. |
| */ |
| AGESA_STATUS |
| PcieLnGetGfxConfigurationValue ( |
| IN UINT64 ConfigurationSignature, |
| OUT UINT8 *ConfigurationValue |
| ) |
| { |
| switch (ConfigurationSignature) { |
| case GFX_CORE_x16: |
| *ConfigurationValue = 0; |
| break; |
| case GFX_CORE_x8x8: |
| *ConfigurationValue = 0x5; |
| break; |
| default: |
| ASSERT (FALSE); |
| return AGESA_ERROR; |
| } |
| return AGESA_SUCCESS; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Get configuration Value for GPP wrapper |
| * |
| * |
| * |
| * @param[in] ConfigurationSignature Configuration signature |
| * @param[out] ConfigurationValue Configuration value |
| * @retval AGESA_SUCCESS Correct core configuration value returned by in *ConfigurationValue |
| * @retval AGESA_ERROR ConfigurationSignature is incorrect |
| */ |
| AGESA_STATUS |
| PcieLnGetGppConfigurationValue ( |
| IN UINT64 ConfigurationSignature, |
| OUT UINT8 *ConfigurationValue |
| ) |
| { |
| switch (ConfigurationSignature) { |
| case GPP_CORE_x4x1x1x1x1: |
| *ConfigurationValue = 0x4; |
| break; |
| case GPP_CORE_x4x2x1x1: |
| case GPP_CORE_x4x2x1x1_ST: |
| //Configuration 2:1:1 - Device Numbers 4:5:6 |
| //Configuration 2:1:1 - Device Numbers 4:6:7 |
| *ConfigurationValue = 0x3; |
| break; |
| case GPP_CORE_x4x2x2: |
| case GPP_CORE_x4x2x2_ST: |
| //Configuration 2:2 - Device Numbers 4:5 |
| //Configuration 2:2 - Device Numbers 4:6 |
| *ConfigurationValue = 0x2; |
| break; |
| case GPP_CORE_x4x4: |
| *ConfigurationValue = 0x1; |
| break; |
| default: |
| ASSERT (FALSE); |
| return AGESA_ERROR; |
| } |
| return AGESA_SUCCESS; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * 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 |
| PcieFmGetCoreConfigurationValue ( |
| IN PCIe_WRAPPER_CONFIG *Wrapper, |
| IN UINT8 CoreId, |
| IN UINT64 ConfigurationSignature, |
| IN UINT8 *ConfigurationValue |
| ) |
| { |
| AGESA_STATUS Status; |
| |
| if (Wrapper->WrapId == GFX_WRAP_ID) { |
| Status = PcieLnGetGfxConfigurationValue (ConfigurationSignature, ConfigurationValue); |
| } else if (Wrapper->WrapId == GPP_WRAP_ID) { |
| Status = PcieLnGetGppConfigurationValue (ConfigurationSignature, ConfigurationValue); |
| } else { |
| Status = AGESA_ERROR; |
| } |
| return Status; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Get max link speed capability supported by this port |
| * |
| * |
| * |
| * @param[in] Flags See Flags PCIE_PORT_GEN_CAP_BOOT / PCIE_PORT_GEN_CAP_MAX |
| * @param[in] Engine Pointer to engine config descriptor |
| * @retval PcieGen1/PcieGen2 Max supported link gen capability |
| */ |
| PCIE_LINK_SPEED_CAP |
| PcieFmGetLinkSpeedCap ( |
| IN UINT32 Flags, |
| IN PCIe_ENGINE_CONFIG *Engine |
| ) |
| { |
| PCIE_LINK_SPEED_CAP LinkSpeedCapability; |
| F12_COMPLEX_CONFIG *ComplexData; |
| PCIe_PLATFORM_CONFIG *Pcie; |
| |
| ASSERT (Engine->Type.Port.PortData.LinkSpeedCapability < MaxPcieGen); |
| Pcie = (PCIe_PLATFORM_CONFIG *) PcieConfigGetParent (DESCRIPTOR_PLATFORM, &Engine->Header); |
| LinkSpeedCapability = PcieGen2; |
| ComplexData = (F12_COMPLEX_CONFIG *) PcieConfigGetParent (DESCRIPTOR_SILICON, &Engine->Header); |
| if (ComplexData->FmSilicon.OscMode == OscRO || ComplexData->FmSilicon.OscMode == OscLC || ComplexData->FmSilicon.OscMode == OscDefault) { |
| LinkSpeedCapability = PcieGen2; |
| } else { |
| LinkSpeedCapability = PcieGen1; |
| } |
| if (Engine->Type.Port.PortData.LinkSpeedCapability == PcieGenMaxSupported) { |
| Engine->Type.Port.PortData.LinkSpeedCapability = (UINT8) LinkSpeedCapability; |
| } |
| if (Pcie->PsppPolicy == PsppPowerSaving) { |
| LinkSpeedCapability = PcieGen1; |
| } |
| if (Engine->Type.Port.PortData.LinkSpeedCapability < LinkSpeedCapability) { |
| LinkSpeedCapability = Engine->Type.Port.PortData.LinkSpeedCapability; |
| } |
| if ((Flags & PCIE_PORT_GEN_CAP_BOOT) != 0) { |
| if (Pcie->PsppPolicy == PsppBalanceLow || Engine->Type.Port.PortData.MiscControls.LinkSafeMode == PcieGen1) { |
| LinkSpeedCapability = PcieGen1; |
| } |
| } |
| return LinkSpeedCapability; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Various initialization needed prior topology and configuration initialization |
| * |
| * |
| * |
| * @param[in] Pcie Pointer to global PCIe configuration |
| * |
| */ |
| VOID |
| PcieFmPreInit ( |
| IN PCIe_PLATFORM_CONFIG *Pcie |
| ) |
| { |
| UINT32 Index; |
| PCIe_SILICON_CONFIG *Silicon; |
| Silicon = PcieConfigGetChildSilicon (&Pcie->ComplexList[0]); |
| |
| PcieConfigRunProcForAllWrappers ( |
| DESCRIPTOR_ALL_WRAPPERS, |
| PcieFmPhyLetPllPersonalityInitCallback, |
| NULL, |
| Pcie |
| ); |
| PcieFmOscInitPhyForGen2 (Pcie); |
| |
| PcieConfigRunProcForAllWrappers ( |
| DESCRIPTOR_PCIE_WRAPPER, |
| PcieFmPhyLaneInitInitCallback, |
| NULL, |
| Pcie |
| ); |
| |
| for (Index = 0; Index < (sizeof (PcieInitTable) / sizeof (PCIE_HOST_REGISTER_ENTRY)); Index++) { |
| PcieSiliconRegisterRMW ( |
| Silicon, |
| PcieInitTable[Index].Reg, |
| PcieInitTable[Index].Mask, |
| PcieInitTable[Index].Data, |
| FALSE, |
| Pcie |
| ); |
| } |
| |
| // Set PCIe SSID. |
| PcieSiliconRegisterRMW ( |
| Silicon, |
| WRAP_SPACE (0, D0F0xE4_WRAP_8002_ADDRESS), |
| D0F0xE4_WRAP_8002_PcieWrapScratch_MASK, |
| UserOptions.CfgGnbPcieSSID << D0F0xE4_WRAP_8002_PcieWrapScratch_OFFSET, |
| FALSE, |
| Pcie |
| ); |
| |
| PcieSiliconRegisterRMW ( |
| Silicon, |
| WRAP_SPACE (1, D0F0xE4_WRAP_8002_ADDRESS), |
| D0F0xE4_WRAP_8002_PcieWrapScratch_MASK, |
| UserOptions.CfgGnbPcieSSID << D0F0xE4_WRAP_8002_PcieWrapScratch_OFFSET, |
| FALSE, |
| Pcie |
| ); |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * 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 |
| PcieFmCheckPortPciDeviceMapping ( |
| IN PCIe_PORT_DESCRIPTOR *PortDescriptor, |
| IN PCIe_ENGINE_CONFIG *Engine |
| ) |
| { |
| 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* |
| PcieFmDebugGetCoreConfigurationString ( |
| IN PCIe_WRAPPER_CONFIG *Wrapper, |
| IN UINT8 ConfigurationValue |
| ) |
| { |
| switch (ConfigurationValue) { |
| case 0: |
| return (CONST CHAR8*) "1x16"; |
| case 5: |
| return (CONST CHAR8*) "2x8"; |
| case 4: |
| return (CONST CHAR8*) "1x4, 4x1"; |
| case 3: |
| return (CONST CHAR8*) "1x4, 1x2, 2x1"; |
| case 2: |
| return (CONST CHAR8*) "1x4, 2x2"; |
| case 1: |
| return (CONST CHAR8*) "1x4, 1x4"; |
| default: |
| break; |
| } |
| return (CONST CHAR8*) " !!! 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* |
| PcieFmDebugGetWrapperNameString ( |
| IN PCIe_WRAPPER_CONFIG *Wrapper |
| ) |
| { |
| switch (Wrapper->WrapId) { |
| case GPP_WRAP_ID: |
| return (CONST CHAR8*) "GPPSB"; |
| case GFX_WRAP_ID: |
| return (CONST CHAR8*) "GFX"; |
| case DDI_WRAP_ID: |
| return (CONST CHAR8*) "DDI"; |
| default: |
| break; |
| } |
| return (CONST CHAR8*) " !!! 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* |
| PcieFmDebugGetHostRegAddressSpaceString ( |
| IN PCIe_SILICON_CONFIG *Silicon, |
| IN UINT16 AddressFrame |
| ) |
| { |
| switch (AddressFrame) { |
| case 0x130: |
| return (CONST CHAR8*) "GPP WRAP"; |
| case 0x131: |
| return (CONST CHAR8*) "GFX WRAP"; |
| case 0x132: |
| return (CONST CHAR8*) "DDI WRAP"; |
| case 0x110: |
| return (CONST CHAR8*) "GPP PIF0"; |
| case 0x111: |
| return (CONST CHAR8*) "GFX PIF0"; |
| case 0x211: |
| return (CONST CHAR8*) "GFX PIF1"; |
| case 0x112: |
| return (CONST CHAR8*) "DDI PIF0"; |
| case 0x120: |
| return (CONST CHAR8*) "GPP PHY0"; |
| case 0x121: |
| return (CONST CHAR8*) "GFX PHY0"; |
| case 0x221: |
| return (CONST CHAR8*) "GFX PHY1"; |
| case 0x122: |
| return (CONST CHAR8*) "DDI PHY0"; |
| case 0x101: |
| return (CONST CHAR8*) "GPP CORE"; |
| case 0x201: |
| return (CONST CHAR8*) "GFX CORE"; |
| default: |
| break; |
| } |
| return (CONST CHAR8*) " !!! 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 |
| PcieFmCheckPortPcieLaneCanBeMuxed ( |
| 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 ((PortDescriptor->Port.MiscControls.SbLink == 0x0) && (((Engine->Type.Port.StartCoreLane % 2) == 0) || (Engine->Type.Port.StartCoreLane == 0))) { |
| if (NormalizedLoPhyLane == 0) { |
| Result = TRUE; |
| } else { |
| if (((NormalizedLoPhyLane % 2) == 0) && ((NormalizedLoPhyLane % DescriptorNumberOfLanes) == 0)) { |
| Result = TRUE; |
| } |
| } |
| } |
| } |
| return Result; |
| } |
