diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/GNB/Modules/GnbPcieInitLibV1/PcieSiliconServices.c')
-rwxr-xr-x | src/vendorcode/amd/agesa/f12/Proc/GNB/Modules/GnbPcieInitLibV1/PcieSiliconServices.c | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/GNB/Modules/GnbPcieInitLibV1/PcieSiliconServices.c b/src/vendorcode/amd/agesa/f12/Proc/GNB/Modules/GnbPcieInitLibV1/PcieSiliconServices.c new file mode 100755 index 0000000000..5c55dbbc4a --- /dev/null +++ b/src/vendorcode/amd/agesa/f12/Proc/GNB/Modules/GnbPcieInitLibV1/PcieSiliconServices.c @@ -0,0 +1,254 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Family specific PCIe complex initialization services + * + * + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: GNB + * @e \$Revision: 49532 $ @e \$Date: 2011-03-25 02:54:43 +0800 (Fri, 25 Mar 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 "amdlib.h" +#include "Gnb.h" +#include "GnbPcie.h" +#include "GnbCommonLib.h" +#include "GnbPcieConfig.h" +#include "GnbPcieInitLibV1.h" +#include "GnbRegistersLN.h" +#include "Filecode.h" +#define FILECODE PROC_GNB_MODULES_GNBPCIEINITLIBV1_PCIESILICONSERVICES_FILECODE +/*---------------------------------------------------------------------------------------- + * D E F I N I T I O N S A N D M A C R O S + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------- + * 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 + *---------------------------------------------------------------------------------------- + */ + + +/*----------------------------------------------------------------------------------------*/ +/** + * Get Gen1 voltage Index + * + * + * + * + * @param[in] StdHeader Standard configuration header + */ +UINT8 +PcieSiliconGetGen1VoltageIndex ( + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT8 Index; + UINT8 Gen1VidIndex; + UINT8 SclkVidArray[4]; + GnbLibPciRead ( + MAKE_SBDFO ( 0, 0, 0x18, 3, D18F3x15C_ADDRESS), + AccessWidth32, + &SclkVidArray[0], + StdHeader + ); + Gen1VidIndex = 0; + for (Index = 0; Index < 4; Index++) { + if (SclkVidArray[Index] > SclkVidArray[Gen1VidIndex]) { + Gen1VidIndex = Index; + } + } + return Gen1VidIndex; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Request Pcie voltage change + * + * + * + * @param[in] VidIndex The request VID index + * @param[in] StdHeader Standard configuration header + */ +VOID +PcieSiliconRequestVoltage ( + IN UINT8 VidIndex, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + D0F0x64_x6A_STRUCT D0F0x64_x6A; + D0F0x64_x6B_STRUCT D0F0x64_x6B; + + //Enable voltage client + GnbLibPciIndirectRead ( + MAKE_SBDFO (0, 0, 0, 0, D0F0x60_ADDRESS), + D0F0x64_x6A_ADDRESS | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + &D0F0x64_x6A.Value, + StdHeader + ); + + D0F0x64_x6A.Field.VoltageChangeEn = 0x1; + + GnbLibPciIndirectWrite ( + MAKE_SBDFO (0, 0, 0, 0, D0F0x60_ADDRESS), + D0F0x64_x6A_ADDRESS | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + &D0F0x64_x6A.Value, + StdHeader + ); + + D0F0x64_x6A.Field.VoltageLevel = VidIndex; + D0F0x64_x6A.Field.VoltageChangeReq = !D0F0x64_x6A.Field.VoltageChangeReq; + + GnbLibPciIndirectWrite ( + MAKE_SBDFO (0, 0, 0, 0, D0F0x60_ADDRESS), + D0F0x64_x6A_ADDRESS | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + &D0F0x64_x6A.Value, + StdHeader + ); + do { + GnbLibPciIndirectRead ( + MAKE_SBDFO (0, 0, 0, 0, D0F0x60_ADDRESS), + D0F0x64_x6B_ADDRESS | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + &D0F0x64_x6B.Value, + StdHeader + ); + } while (D0F0x64_x6A.Field.VoltageChangeReq != D0F0x64_x6B.Field.VoltageChangeAck); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Unhide all ports + * + * + * + * @param[in] Silicon Pointer to silicon configuration descriptor + * @param[in] Pcie Pointer to global PCIe configuration + */ + +VOID +PcieSiliconUnHidePorts ( + IN PCIe_SILICON_CONFIG *Silicon, + IN PCIe_PLATFORM_CONFIG *Pcie + ) +{ + GnbLibPciIndirectRMW ( + Silicon->Address.AddressValue | D0F0x60_ADDRESS, + D0F0x64_x0C_ADDRESS | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + ~(UINT32)(BIT2 | BIT3 | BIT4 | BIT5 | BIT6 | BIT7), + 0x0, + GnbLibGetHeader (Pcie) + ); + GnbLibPciIndirectRMW ( + Silicon->Address.AddressValue | D0F0x60_ADDRESS, + D0F0x64_x00_ADDRESS | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + ~(UINT32)BIT6, + BIT6, + GnbLibGetHeader (Pcie) + ); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Hide unused ports + * + * + * + * @param[in] Silicon Pointer to silicon configuration data area + * @param[in] Pcie Pointer to data area up to 256 byte + */ + +VOID +PcieSiliconHidePorts ( + IN PCIe_SILICON_CONFIG *Silicon, + IN PCIe_PLATFORM_CONFIG *Pcie + ) +{ + D0F0x64_x0C_STRUCT D0F0x64_x0C; + PCIe_WRAPPER_CONFIG *WrapperList; + D0F0x64_x0C.Value = 0; + WrapperList = PcieConfigGetChildWrapper (Silicon); + while (WrapperList != NULL) { + PCIe_ENGINE_CONFIG *EngineList; + EngineList = PcieConfigGetChildEngine (WrapperList); + while (EngineList != NULL) { + if (EngineList->EngineData.EngineType == PciePortEngine) { + if (!PcieConfigCheckPortStatus (EngineList, INIT_STATUS_PCIE_TRAINING_SUCCESS) && + ((EngineList->Type.Port.PortData.LinkHotplug == HotplugDisabled) || (EngineList->Type.Port.PortData.LinkHotplug == HotplugInboard)) && + !PcieConfigIsSbPcieEngine (EngineList)) { + D0F0x64_x0C.Value |= 1 << EngineList->Type.Port.NativeDevNumber; + } + } + EngineList = PcieLibGetNextDescriptor (EngineList); + } + WrapperList = PcieLibGetNextDescriptor (WrapperList); + } + + GnbLibPciIndirectRMW ( + Silicon->Address.AddressValue | D0F0x60_ADDRESS, + D0F0x64_x0C_ADDRESS | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + ~(UINT32)(BIT2 | BIT3 | BIT4 | BIT5 | BIT6 | BIT7), + D0F0x64_x0C.Value, + GnbLibGetHeader (Pcie) + ); + GnbLibPciIndirectRMW ( + Silicon->Address.AddressValue | D0F0x60_ADDRESS, + D0F0x64_x00_ADDRESS | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + ~(UINT32)BIT6, + 0x0, + GnbLibGetHeader (Pcie) + ); +} + |