diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbInitTN/PcieMidInitTN.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbInitTN/PcieMidInitTN.c | 283 |
1 files changed, 283 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbInitTN/PcieMidInitTN.c b/src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbInitTN/PcieMidInitTN.c new file mode 100644 index 0000000000..2a751be1b7 --- /dev/null +++ b/src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbInitTN/PcieMidInitTN.c @@ -0,0 +1,283 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * PCIe late post initialization. + * + * + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: GNB + * @e \$Revision: 63425 $ @e \$Date: 2011-12-22 11:24:10 -0600 (Thu, 22 Dec 2011) $ + * + */ +/* +***************************************************************************** +* +* Copyright 2008 - 2012 ADVANCED MICRO DEVICES, INC. All Rights Reserved. +* +* AMD is granting you permission to use this software (the Materials) +* pursuant to the terms and conditions of your Software License Agreement +* with AMD. This header does *NOT* give you permission to use the Materials +* or any rights under AMD's intellectual property. Your use of any portion +* of these Materials shall constitute your acceptance of those terms and +* conditions. If you do not agree to the terms and conditions of the Software +* License Agreement, please do not use any portion of these Materials. +* +* CONFIDENTIALITY: The Materials and all other information, identified as +* confidential and provided to you by AMD shall be kept confidential in +* accordance with the terms and conditions of the Software License Agreement. +* +* LIMITATION OF LIABILITY: THE MATERIALS AND ANY OTHER RELATED INFORMATION +* PROVIDED TO YOU BY AMD ARE PROVIDED "AS IS" WITHOUT ANY EXPRESS OR IMPLIED +* WARRANTY OF ANY KIND, INCLUDING BUT NOT LIMITED TO WARRANTIES OF +* MERCHANTABILITY, NONINFRINGEMENT, TITLE, FITNESS FOR ANY PARTICULAR PURPOSE, +* OR WARRANTIES ARISING FROM CONDUCT, COURSE OF DEALING, OR USAGE OF TRADE. +* IN NO EVENT SHALL AMD OR ITS LICENSORS BE LIABLE FOR ANY DAMAGES WHATSOEVER +* (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS +* INTERRUPTION, OR LOSS OF INFORMATION) ARISING OUT OF AMD'S NEGLIGENCE, +* GROSS NEGLIGENCE, THE USE OF OR INABILITY TO USE THE MATERIALS OR ANY OTHER +* RELATED INFORMATION PROVIDED TO YOU BY AMD, EVEN IF AMD HAS BEEN ADVISED OF +* THE POSSIBILITY OF SUCH DAMAGES. BECAUSE SOME JURISDICTIONS PROHIBIT THE +* EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES, +* THE ABOVE LIMITATION MAY NOT APPLY TO YOU. +* +* AMD does not assume any responsibility for any errors which may appear in +* the Materials or any other related information provided to you by AMD, or +* result from use of the Materials or any related information. +* +* You agree that you will not reverse engineer or decompile the Materials. +* +* NO SUPPORT OBLIGATION: AMD is not obligated to furnish, support, or make any +* further information, software, technical information, know-how, or show-how +* available to you. Additionally, AMD retains the right to modify the +* Materials at any time, without notice, and is not obligated to provide such +* modified Materials to you. +* +* U.S. GOVERNMENT RESTRICTED RIGHTS: The Materials are provided with +* "RESTRICTED RIGHTS." Use, duplication, or disclosure by the Government is +* subject to the restrictions as set forth in FAR 52.227-14 and +* DFAR252.227-7013, et seq., or its successor. Use of the Materials by the +* Government constitutes acknowledgement of AMD's proprietary rights in them. +* +* EXPORT ASSURANCE: You agree and certify that neither the Materials, nor any +* direct product thereof will be exported directly or indirectly, into any +* country prohibited by the United States Export Administration Act and the +* regulations thereunder, without the required authorization from the U.S. +* government nor will be used for any purpose prohibited by the same. +* *************************************************************************** +* +*/ +/*---------------------------------------------------------------------------------------- + * M O D U L E S U S E D + *---------------------------------------------------------------------------------------- + */ +#include "AGESA.h" +#include "amdlib.h" +#include "Ids.h" +#include "Gnb.h" +#include "GnbPcie.h" +#include "GnbPcieConfig.h" +#include "GnbPcieInitLibV1.h" +#include "GnbPcieInitLibV4.h" +#include "GnbFamServices.h" +#include "PcieLibTN.h" +#include "PciePowerGateTN.h" +#include "PciePortServicesV4.h" +#include "PcieMaxPayloadV4.h" +#include "OptionGnb.h" +#include "Filecode.h" +#define FILECODE PROC_GNB_MODULES_GNBINITTN_PCIEMIDINITTN_FILECODE +/*---------------------------------------------------------------------------------------- + * D E F I N I T I O N S A N D M A C R O S + *---------------------------------------------------------------------------------------- + */ + +extern GNB_BUILD_OPTIONS GnbBuildOptions; +extern CONST PCIE_PORT_REGISTER_TABLE_HEADER ROMDATA PortInitMidTableTN; + +/*---------------------------------------------------------------------------------------- + * 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 +PcieMidInterfaceTN ( + IN AMD_CONFIG_PARAMS *StdHeader + ); + + + +/*----------------------------------------------------------------------------------------*/ +/** + * Callback to init various features on all active ports + * + * + * + * + * @param[in] Engine Pointer to engine config descriptor + * @param[in, out] Buffer Not used + * @param[in] Pcie Pointer to global PCIe configuration + * + */ + +VOID +STATIC +PcieMidPortInitCallbackTN ( + IN PCIe_ENGINE_CONFIG *Engine, + IN OUT VOID *Buffer, + IN PCIe_PLATFORM_CONFIG *Pcie + ) +{ + PciePortProgramRegisterTable (PortInitMidTableTN.Table, PortInitMidTableTN.Length, Engine, TRUE, Pcie); + if (PcieConfigCheckPortStatus (Engine, INIT_STATUS_PCIE_TRAINING_SUCCESS) || Engine->Type.Port.PortData.LinkHotplug != HotplugDisabled) { + PcieEnableSlotPowerLimit (Engine, Pcie); + if (GnbFmCheckIommuPresent ((GNB_HANDLE*) PcieConfigGetParentSilicon (Engine), GnbLibGetHeader (Pcie))) { + PcieInitPortForIommuV4 (Engine, Pcie); + } + } + PcieEnableAspm (Engine, Pcie); + if (GnbBuildOptions.CfgMaxPayloadEnable) { + PcieSetMaxPayload (Engine->Type.Port.Address, GnbLibGetHeader (Pcie)); + } +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Master procedure to init various features on all active ports + * + * + * + * + * @param[in] Pcie Pointer to global PCIe configuration + * @retval AGESA_STATUS + * + */ + +AGESA_STATUS +STATIC +PcieMidPortInitTN ( + IN PCIe_PLATFORM_CONFIG *Pcie + ) +{ + AGESA_STATUS Status; + PCIE_LINK_SPEED_CAP GlobalSpeedCap; + + Status = AGESA_SUCCESS; + PcieConfigRunProcForAllEngines ( + DESCRIPTOR_ALLOCATED | DESCRIPTOR_PCIE_ENGINE, + PcieMidPortInitCallbackTN, + NULL, + Pcie + ); + + GlobalSpeedCap = PcieUtilGlobalGenCapability ( + PCIE_PORT_GEN_CAP_BOOT | PCIE_GLOBAL_GEN_CAP_TRAINED_PORTS | PCIE_GLOBAL_GEN_CAP_HOTPLUG_PORTS, + Pcie + ); + + + PcieSetVoltageTN (GlobalSpeedCap, Pcie); + + return Status; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Per wrapper Pcie Late Init. + * + * + * @param[in] Wrapper Pointer to wrapper configuration descriptor + * @param[in] Buffer Pointer buffer + * @param[in] Pcie Pointer to global PCIe configuration + */ +AGESA_STATUS +STATIC +PcieMidInitCallbackTN ( + IN PCIe_WRAPPER_CONFIG *Wrapper, + IN OUT VOID *Buffer, + IN PCIe_PLATFORM_CONFIG *Pcie + ) +{ + PciePwrPowerDownUnusedLanes (Wrapper, Pcie); + PciePowerDownPllInL1TN (Wrapper, Pcie); + PciePwrClockGatingV4 (Wrapper, Pcie); + PcieLockRegisters (Wrapper, Pcie); + return AGESA_SUCCESS; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Pcie Late Init + * + * Late PCIe initialization + * + * @param[in] Pcie Pointer to global PCIe configuration + * @retval AGESA_SUCCESS Topology successfully mapped + * @retval AGESA_ERROR Topology can not be mapped + */ + +AGESA_STATUS +STATIC +PcieMidInitTN ( + IN PCIe_PLATFORM_CONFIG *Pcie + ) +{ + AGESA_STATUS AgesaStatus; + AGESA_STATUS Status; + IDS_HDT_CONSOLE (GNB_TRACE, "PcieMidInitTN Enter\n"); + AgesaStatus = AGESA_SUCCESS; + + Status = PcieConfigRunProcForAllWrappers (DESCRIPTOR_ALL_WRAPPERS, PcieMidInitCallbackTN, NULL, Pcie); + AGESA_STATUS_UPDATE (Status, AgesaStatus); + + Status = PciePowerGateTN (Pcie); + AGESA_STATUS_UPDATE (Status, AgesaStatus); + + IDS_HDT_CONSOLE (GNB_TRACE, "PcieMidInitTN Exit [0x%x]\n", AgesaStatus); + return AgesaStatus; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * PCIe Mid Init + * + * + * + * @param[in] StdHeader Standard configuration header + * @retval AGESA_STATUS + */ +AGESA_STATUS +PcieMidInterfaceTN ( + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + AGESA_STATUS AgesaStatus; + AGESA_STATUS Status; + PCIe_PLATFORM_CONFIG *Pcie; + IDS_HDT_CONSOLE (GNB_TRACE, "PcieMidInterfaceTN Enter\n"); + AgesaStatus = AGESA_SUCCESS; + Status = PcieLocateConfigurationData (StdHeader, &Pcie); + AGESA_STATUS_UPDATE (Status, AgesaStatus); + if (Status == AGESA_SUCCESS) { + PciePortsVisibilityControlTN (UnhidePorts, Pcie); + + Status = PcieMidPortInitTN (Pcie); + AGESA_STATUS_UPDATE (Status, AgesaStatus); + ASSERT (Status == AGESA_SUCCESS); + + Status = PcieMidInitTN (Pcie); + AGESA_STATUS_UPDATE (Status, AgesaStatus); + ASSERT (Status == AGESA_SUCCESS); + + PciePortsVisibilityControlTN (HidePorts, Pcie); + } + IDS_HDT_CONSOLE (GNB_TRACE, "PcieMidInterfaceTN Exit [0x%x]\n", AgesaStatus); + return AgesaStatus; +} |