diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/GNB/PCIe/Feature')
3 files changed, 658 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/GNB/PCIe/Feature/PCieSmuLibV1.esl b/src/vendorcode/amd/agesa/f14/Proc/GNB/PCIe/Feature/PCieSmuLibV1.esl new file mode 100644 index 0000000000..5ca83524a4 --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/GNB/PCIe/Feature/PCieSmuLibV1.esl @@ -0,0 +1,217 @@ +/** + * @file + * + * ALIB PSPP Pcie Smu Lib V1 + * + * + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: GNB + * @e \$Revision: 25430 $ @e \$Date: 2010-01-18 22:25:55 -0800 (Mon, 18 Jan 2010) $ + * + */ +/* + ***************************************************************************** + * + * 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. + * + * *************************************************************************** + * + */ + /*----------------------------------------------------------------------------------------*/ + /** + * SMU indirect register read + * + * Arg0 - Smu register offset + * + */ + Method (procNbSmuIndirectRegisterRead, 1, NotSerialized) { + Store (procIndirectRegisterRead (0x0, 0x60, 0xCD), Local0) + // Access 32 bit width + Increment (Arg0) + // Reverse ReqToggle + Or (And (Local0, 0xFEFFFFFF), And (Not (And (Local0, 0x01000000)), 0x01000000),Local0) + // Assign Address and ReqType = 0 + Or (And (Local0, 0xFD00FFFF), ShiftLeft (Arg0, 16), Local0) + + procIndirectRegisterWrite (0x0, 0x60, 0xCD, Local0) + + Store (procIndirectRegisterRead (0x0, 0x60, 0xCE), Local0) + return (Local0) + } + + /*----------------------------------------------------------------------------------------*/ + /** + * SMU indirect register Write + * + * Arg0 - Smu register offset + * Arg1 - Value + * Arg2 - Width, 0 = 16, 1 = 32 + * + */ + Method (procNbSmuIndirectRegisterWrite, 3, NotSerialized) { + Store (procIndirectRegisterRead (0x0, 0x60, 0xCD), Local0) + // Get low 16 bit value + Store (And (Arg1, 0xFFFF), Local1) + // Reverse ReqToggle + Or (And (Local0, 0xFEFFFFFF), And (Not (And (Local0, 0x01000000)), 0x01000000),Local0) + // Assign Address + Or (And (Local0, 0xFD000000), ShiftLeft (Arg0, 16), Local0) + // ReqType = 1 + Or (Local0, 0x02000000, Local0) + // Assign Low 16 bit value + Or (Local0, Local1, Local0) + + procIndirectRegisterWrite (0x0, 0x60, 0xCD, Local0) + + if (LEqual (Arg2, 1)) { + // Get high 16 bit value + Store (ShiftRight (Arg1, 16), Local1) + // Reverse ReqToggle + Or (And (Local0, 0xFEFFFFFF), And (Not (And (Local0, 0x01000000)), 0x01000000),Local0) + // Assign Address + Or (And (Local0, 0xFF000000), ShiftLeft (Add (Arg0, 1), 16), Local0) + // Assign High 16 bit value + Or (Local0, Local1, Local0) + + procIndirectRegisterWrite (0x0, 0x60, 0xCD, Local0) + } + + } + + /*----------------------------------------------------------------------------------------*/ + /** + * SMU Service request + * + * Arg0 - Smu service id + * Arg1 - Flags - Poll Ack = 1, Poll down = 2 + * + */ + Method (procNbSmuServiceRequest, 2, NotSerialized) { + Store ("NbSmuServiceRequest Enter", Debug) + Store ("Request id =", Debug) + Store (Arg0, Debug) + + Or (ShiftLeft (Arg0, 3), 0x1, Local0) + procNbSmuIndirectRegisterWrite (0x3, Local0, 1) + + if (LAnd (Arg1, 1)) { + while (LNotEqual (AND(procNbSmuIndirectRegisterRead (0x3), 0x2), 0x2)) { + Store ("--Wait Ack--", Debug) + } + } + if (LAnd (Arg1, 2)) { + while (LNotEqual (AND(procNbSmuIndirectRegisterRead (0x3), 0x4), 0x4)) { + Store ("--Wait Done--", Debug) + } + } + // Clear IRQ register + procNbSmuIndirectRegisterWrite (0x3, 0, 0) + Store ("NbSmuServiceRequest Exit", Debug) + } + + /*----------------------------------------------------------------------------------------*/ + /** + * Write RCU register + * + * Arg0 - Register Address + * Arg1 - Register Data + * + */ + Method (procSmuRcuWrite, 2, NotSerialized) { + procNbSmuIndirectRegisterWrite (0xB, Arg0, 0) + procNbSmuIndirectRegisterWrite (0x5, Arg1, 1) + + } + + /*----------------------------------------------------------------------------------------*/ + /** + * Read RCU register + * + * Arg0 - Register Address + * Retval - RCU register value + */ + Method (procSmuRcuRead, 1, NotSerialized) { + procNbSmuIndirectRegisterWrite (0xB, Arg0, 0) + Store (procNbSmuIndirectRegisterRead (0x5), Local0) + return (Local0) + } + + /*----------------------------------------------------------------------------------------*/ + /** + * SMU SRBM Register Read + * + * Arg0 - FCR register address + * + */ + Method (procNbSmuSrbmRegisterRead, 1, NotSerialized) { + //SMUx0B_x8600 + Store (Or (And (Arg0, 0xFF), 0x01865000), Local0) + //SMUx0B_x8604 + Store (Or (And (Arg0, 0xFFFFFF00), 4), Local1) + //SMUx0B_x8608 + Store (Or (ShiftLeft (3, 30), ShiftLeft (1, 18)), Local2) + //Write SMU RCU + procSmuRcuWrite (0x8600, Local0) + procSmuRcuWrite (0x8604, Local1) + procSmuRcuWrite (0x8608, Local2) + // ServiceId + if (LEqual (ShiftRight (Arg0, 16), 0xFE00)) { + procNbSmuServiceRequest (0xD, 0x3) + } + if (LEqual (ShiftRight (Arg0, 16), 0xFE30)) { + procNbSmuServiceRequest (0xB, 0x3) + } + return (procSmuRcuRead(0x8650)) + } + + + /*----------------------------------------------------------------------------------------*/ + /** + * SMU SRBM Register Write + * + * Arg0 - FCR register address + * Arg1 - Value + * + */ + Method (procNbSmuSrbmRegisterWrite, 2, NotSerialized) { + //SMUx0B_x8600 + Store (Or (And (Arg0, 0xFF), 0x01865000), Local0) + //SMUx0B_x8604 + Store (Or (And (Arg0, 0xFFFFFF00), 4), Local1) + //SMUx0B_x8608 + Store (Or (ShiftLeft (3, 30), ShiftLeft (1, 18)), Local2) + Or (Local2, ShiftLeft (1, 16), Local2) + //Write SMU RCU + procSmuRcuWrite (0x8600, Local0) + procSmuRcuWrite (0x8604, Local1) + procSmuRcuWrite (0x8608, Local2) + //Write Data + procSmuRcuWrite (0x8650, Arg1) + // ServiceId + procNbSmuServiceRequest (0xB, 0x3) + } diff --git a/src/vendorcode/amd/agesa/f14/Proc/GNB/PCIe/Feature/PciePowerGate.c b/src/vendorcode/amd/agesa/f14/Proc/GNB/PCIe/Feature/PciePowerGate.c new file mode 100644 index 0000000000..68ce8103a4 --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/GNB/PCIe/Feature/PciePowerGate.c @@ -0,0 +1,372 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * PCIe power gate + * + * + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: GNB + * @e \$Revision: 39275 $ @e \$Date: 2010-10-09 08:22:05 +0800 (Sat, 09 Oct 2010) $ + * + */ +/* + ***************************************************************************** + * + * 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 "amdlib.h" +#include "Gnb.h" +#include "GnbPcie.h" +#include "PcieInit.h" +#include GNB_MODULE_DEFINITIONS (GnbPcieInitLibV1) +#include GNB_MODULE_DEFINITIONS (GnbPcieConfig) +#include "PciePowerGate.h" +#include "GnbRegistersON.h" +#include "NbSmuLib.h" +#include "Filecode.h" +#define FILECODE PROC_GNB_PCIE_FEATURE_PCIEPOWERGATE_FILECODE +/*---------------------------------------------------------------------------------------- + * D E F I N I T I O N S A N D M A C R O S + *---------------------------------------------------------------------------------------- + */ + +#define FORCE_PCIE_POWERGATING_DISABLE (1 << 2) +#define FORCE_PCIE_PHY_POWERGATING_DISABLE (1 << 1) + +/*---------------------------------------------------------------------------------------- + * T Y P E D E F S A N D S T R U C T U R E S + *---------------------------------------------------------------------------------------- + */ + +POWER_GATE_DATA PciePowerGatingData = { + 113, 50, 50, 50, 50, 50 +}; + + +/// PCIe power gating +UINT32 PciePowerGatingTable_1[] = { +// SMUx0B_x8408_ADDRESS + 0, +// SMUx0B_x840C_ADDRESS + 0, +// SMUx0B_x8410_ADDRESS + (0x0 << SMUx0B_x8410_PwrGatingEn_OFFSET) | + (0x1 << SMUx0B_x8410_PsoControlValidNum_OFFSET) | + (0x3 << SMUx0B_x8410_PwrGaterSel_OFFSET) +}; + +/*----------------------------------------------------------------------------------------*/ +/** + * PCIe Power Gating + * + * + * + * @param[in] StdHeader Standard Configuration Header + * @param[in] Flags Force Powergating disable or Phy disable flag. + * @param[in] PowerGateData Power Gate data + */ + + +VOID +STATIC +PcieSmuPowerGatingInit ( + IN AMD_CONFIG_PARAMS *StdHeader, + IN UINT8 Flags, + IN POWER_GATE_DATA *PowerGateData + ) +{ + + NbSmuRcuRegisterWrite ( + SMUx0B_x8408_ADDRESS, + &PciePowerGatingTable_1[0], + sizeof (PciePowerGatingTable_1) / sizeof (UINT32), + TRUE, + StdHeader + ); + + NbSmuRcuRegisterWrite ( + SMUx0B_x84A0_ADDRESS, + (UINT32 *) PowerGateData, + sizeof (POWER_GATE_DATA) / sizeof (UINT32), + TRUE, + StdHeader + ); + if (Flags != 0) { + UINT32 Value; + ASSERT ((Flags & (~(BIT1 | BIT2))) == 0); + NbSmuRcuRegisterRead (SMUx0B_x8410_ADDRESS, &Value, 1, StdHeader); + Value |= (Flags & (BIT1 | BIT2)); + NbSmuRcuRegisterWrite (SMUx0B_x8410_ADDRESS, &Value, 1, TRUE, StdHeader); + } + NbSmuServiceRequest (0x01, TRUE, StdHeader); +} + + +/*----------------------------------------------------------------------------------------*/ +/** + * PCIe PowerGate PHY lanes + * + * + * @param[in] WrapperLaneBitMap Lane bitmap on wrapper + * @param[in] WrapperStartlaneId Start Line Id of the wrapper + * @param[in] Service Power gate service + * @param[in] Core Core power gate request + * @param[in] Tx Tx power gate request + * @param[in] Rx Rx power gate request + * @param[in] Pcie PCIe configuration data + */ + +VOID +STATIC +PcieSmuPowerGateLanes ( + IN UINT32 WrapperLaneBitMap, + IN UINT16 WrapperStartlaneId, + IN UINT8 Service, + IN UINT8 Core, + IN UINT8 Tx, + IN UINT8 Rx, + IN PCIe_PLATFORM_CONFIG *Pcie + ) +{ + PCIe_PHY_POWER_GATE LaneSegment; + UINT8 NumberOfLanes; + UINT8 Index; + LaneSegment.Tx = Tx; + LaneSegment.Rx = Rx; + LaneSegment.Core = Core; + NumberOfLanes = 0; + for (Index = 0; Index <= 32; Index++) { + if ((WrapperLaneBitMap & 1) != 0) { + NumberOfLanes++; + } else { + if (NumberOfLanes != 0) { + LaneSegment.LowerLaneId = Index - NumberOfLanes + WrapperStartlaneId; + LaneSegment.UpperLaneId = Index - 1 + WrapperStartlaneId; + IDS_HDT_CONSOLE (PCIE_MISC, " Powergate Phy Lanes %d - %d (Service = 0x%x, Core = 0x%x, Tx = 0x%x, Rx = 0x%x)\n", + LaneSegment.LowerLaneId, LaneSegment.UpperLaneId, Service, Core, Tx, Rx + ); + NbSmuRcuRegisterWrite ( + 0x858C, + (UINT32*) &LaneSegment, + 1, + TRUE, + GnbLibGetHeader (Pcie) + ); + NbSmuServiceRequest (Service, TRUE, GnbLibGetHeader (Pcie)); + NumberOfLanes = 0; + } + } + WrapperLaneBitMap >>= 1; + } +} + + +/*----------------------------------------------------------------------------------------*/ +/** + * Pll access required + * + * @param[in] PllId Pll ID + * @param[in] AccessRequired Access required + * @param[in] Pcie Pointer to global PCIe configuration + */ +VOID +STATIC +PciePowerGatePllControl ( + IN UINT8 PllId, + IN BOOLEAN AccessRequired, + IN PCIe_PLATFORM_CONFIG *Pcie + ) +{ + UINT32 Value; + IDS_HDT_CONSOLE (GNB_TRACE, "PciePowerGatePllControl Enter\n"); + NbSmuRcuRegisterRead (0x859C, &Value, 1, GnbLibGetHeader (Pcie)); + Value = (Value & 0xFFFFFF00) | PllId; + NbSmuRcuRegisterWrite (0x859C, &Value, 1, TRUE, GnbLibGetHeader (Pcie)); + NbSmuServiceRequest (AccessRequired ? 0x18 : 0x17, TRUE, GnbLibGetHeader (Pcie)); + IDS_HDT_CONSOLE (GNB_TRACE, "PciePowerGatePllControl Exit\n"); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Report used lanes to SMU. + * + * + * @param[in] Wrapper Wrapper configuration descriptor + * @param[in, out] Buffer Not used + * @param[in] Pcie Pointer to global PCIe configuration + * @retval AGESA_STATUS + */ + +AGESA_STATUS +STATIC +PciePowerGateReportUsedLanesCallback ( + IN PCIe_WRAPPER_CONFIG *Wrapper, + IN OUT VOID *Buffer, + IN PCIe_PLATFORM_CONFIG *Pcie + ) +{ + UINT32 LaneBitmap; + LaneBitmap = PcieUtilGetWrapperLaneBitMap (LANE_TYPE_PCIE_ACTIVE | LANE_TYPE_DDI_ACTIVE | LANE_TYPE_PCIE_HOTPLUG, 0, Wrapper, Pcie); + if (LaneBitmap != 0) { + PcieSmuPowerGateLanes (LaneBitmap, Wrapper->StartPhyLane, 0x14, 0x1, 0x0, 0x0, Pcie); + } + return AGESA_SUCCESS; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * PCIe PowerGate PHY lanes + * + * + * @param[in] Wrapper Wrapper configuration descriptor + * @param[out] Buffer Pointer to Boolean to report if DDI lanes present + * @param[in] Pcie Pointer to global PCIe configuration + * @retval AGESA_STATUS + */ + +AGESA_STATUS +STATIC +PciePowerGatePhyLaneCallback ( + IN PCIe_WRAPPER_CONFIG *Wrapper, + IN OUT VOID *Buffer, + IN PCIe_PLATFORM_CONFIG *Pcie + ) +{ + UINT32 LaneBitmap; + BOOLEAN *IsDdiPresent; + IsDdiPresent = (BOOLEAN*) Buffer; + LaneBitmap = PcieUtilGetWrapperLaneBitMap (LANE_TYPE_ALL, LANE_TYPE_PCIE_ACTIVE | LANE_TYPE_DDI_ACTIVE | LANE_TYPE_PCIE_HOTPLUG, Wrapper, Pcie); + if (LaneBitmap != 0) { + PcieSmuPowerGateLanes (LaneBitmap, Wrapper->StartPhyLane, 0x13, 0x1, 0x1, 0x1, Pcie); + } + // Powergate inactive hotplug lanes + LaneBitmap = PcieUtilGetWrapperLaneBitMap (LANE_TYPE_PCIE_HOTPLUG, LANE_TYPE_PCIE_ACTIVE, Wrapper, Pcie); + if (LaneBitmap != 0) { + PcieSmuPowerGateLanes (LaneBitmap, Wrapper->StartPhyLane, 0x13, 0x0, 0x1, 0x1, Pcie); + } + // Powergate DDI lanes + LaneBitmap = PcieUtilGetWrapperLaneBitMap (LANE_TYPE_DDI_ACTIVE, 0, Wrapper, Pcie); + if (LaneBitmap != 0) { + *IsDdiPresent = TRUE; + PcieSmuPowerGateLanes (LaneBitmap, Wrapper->StartPhyLane, 0x13, 0x0, 0x0, 0x1, Pcie); + } + return AGESA_SUCCESS; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * PCIe PowerGate PHY lanes + * + * + * + * @param[in] StdHeader Standard Configuration Header + * @retval AGESA_STATUS + */ + +AGESA_STATUS +STATIC +PciePowerGatePhyLane ( + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + AGESA_STATUS Status; + AGESA_STATUS AgesaStatus; + BOOLEAN IsDdiPresent; + PCIe_PLATFORM_CONFIG *Pcie; + AgesaStatus = AGESA_SUCCESS; + IDS_HDT_CONSOLE (GNB_TRACE, "PciePowerGatePhyLane Enter\n"); + Status = PcieLocateConfigurationData (StdHeader, &Pcie); + ASSERT (Status == AGESA_SUCCESS); + AGESA_STATUS_UPDATE (Status, AgesaStatus); + if (Status == AGESA_SUCCESS) { + PciePortsVisibilityControl (UnhidePorts, Pcie); + IsDdiPresent = FALSE; + Status = PcieConfigRunProcForAllWrappers (DESCRIPTOR_ALL_WRAPPERS, PciePowerGateReportUsedLanesCallback, NULL, Pcie ); + AGESA_STATUS_UPDATE (Status, AgesaStatus); + PciePowerGatePllControl (0x1, TRUE, Pcie); + Status = PcieConfigRunProcForAllWrappers (DESCRIPTOR_ALL_WRAPPERS, PciePowerGatePhyLaneCallback, &IsDdiPresent, Pcie ); + AGESA_STATUS_UPDATE (Status, AgesaStatus); + if (!IsDdiPresent) { + PciePowerGatePllControl (0x1, FALSE, Pcie); + } + PciePortsVisibilityControl (HidePorts, Pcie); + } + IDS_HDT_CONSOLE (GNB_TRACE, "PciePowerGatePhyLane Exit\n"); + return Status; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Power PCIe block + * + * + * + * @param[in] StdHeader Pointer to Standard configuration + * @retval AGESA_STATUS + */ + +AGESA_STATUS +PciePowerGateFeature ( + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + PCIE_POWERGATE_CONFIG PciePowerGate; + AGESA_STATUS Status; + UINT8 Flags; + IDS_HDT_CONSOLE (GNB_TRACE, "PciePowerGateFeature Enter\n"); + Status = AGESA_SUCCESS; + PciePowerGate.Services.PciePowerGate = 0x1; + PciePowerGate.Services.PciePhyLanePowerGate = 0x1; + LibAmdMemCopy (&PciePowerGate.Pcie, &PciePowerGatingData, sizeof (POWER_GATE_DATA), StdHeader); + IDS_OPTION_CALLOUT (IDS_CALLOUT_GNB_PCIE_POWERGATE_CONFIG, &PciePowerGate, StdHeader); + Flags = 0; + if (PciePowerGate.Services.PciePowerGate == 0x0) { + IDS_HDT_CONSOLE (PCIE_MISC, " Pcie Power Gating - Disabled\n"); + Flags |= FORCE_PCIE_POWERGATING_DISABLE; + } + if (PciePowerGate.Services.PciePhyLanePowerGate == 0x0) { + IDS_HDT_CONSOLE (PCIE_MISC, " Pcie Phy Power Gating - Disabled\n"); + Flags |= FORCE_PCIE_PHY_POWERGATING_DISABLE; + } + PcieSmuPowerGatingInit (StdHeader, Flags, &PciePowerGate.Pcie); + Status = PciePowerGatePhyLane (StdHeader); + IDS_HDT_CONSOLE (GNB_TRACE, "PciePowerGateFeature Exit [0x%x]\n", Status); + return Status; +} diff --git a/src/vendorcode/amd/agesa/f14/Proc/GNB/PCIe/Feature/PciePowerGate.h b/src/vendorcode/amd/agesa/f14/Proc/GNB/PCIe/Feature/PciePowerGate.h new file mode 100644 index 0000000000..34aef56f29 --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/GNB/PCIe/Feature/PciePowerGate.h @@ -0,0 +1,69 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Service procedure to calculate PCIe topology segment maximum exit latency + * + * + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: GNB + * @e \$Revision: 34897 $ @e \$Date: 2010-07-14 10:07:10 +0800 (Wed, 14 Jul 2010) $ + * + */ +/* + ***************************************************************************** + * + * 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. + * + * *************************************************************************** + * + */ + +#ifndef _PCIEPOWERGATE_H_ +#define _PCIEPOWERGATE_H_ + +/// PCIe power gate configuration +typedef struct { + struct { + UINT32 PciePowerGate :1; ///< Enable core power gating + UINT32 PciePhyLanePowerGate:1; ///< Enable phy lane power gating + } Services; ///< Power gating services + POWER_GATE_DATA Pcie; ///< PCIe Power gating Data +} PCIE_POWERGATE_CONFIG; + +/// PCIe PHY power gate config +typedef struct { + UINT32 Rx :1; ///< RX state + UINT32 Tx :1; ///< TX state + UINT32 Core :1; ///< Core + UINT32 Reserved :13; ///< reserved + UINT32 LowerLaneId :8; ///< Lower lane ID + UINT32 UpperLaneId :8; ///< Upper lane ID +} PCIe_PHY_POWER_GATE; + +#endif |