diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbPcieInitLibV1/PcieSiliconServices.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbPcieInitLibV1/PcieSiliconServices.c | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbPcieInitLibV1/PcieSiliconServices.c b/src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbPcieInitLibV1/PcieSiliconServices.c new file mode 100644 index 0000000000..010aae492c --- /dev/null +++ b/src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbPcieInitLibV1/PcieSiliconServices.c @@ -0,0 +1,284 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Family specific PCIe complex initialization services + * + * + * + * @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 "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, 0x15c ), + 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 + ) +{ + ex488_STRUCT ex488 ; + ex489_STRUCT ex489 ; + + //Enable voltage client + GnbLibPciIndirectRead ( + MAKE_SBDFO (0, 0, 0, 0, D0F0x60_ADDRESS), + 0x6a | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + &ex488.Value, + StdHeader + ); + + ex488.Field.VoltageChangeEn = 0x1; + + GnbLibPciIndirectWrite ( + MAKE_SBDFO (0, 0, 0, 0, D0F0x60_ADDRESS), + 0x6a | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + &ex488.Value, + StdHeader + ); + + ex488.Field.VoltageLevel = VidIndex; + ex488.Field.VoltageChangeReq = !ex488.Field.VoltageChangeReq; + + GnbLibPciIndirectWrite ( + MAKE_SBDFO (0, 0, 0, 0, D0F0x60_ADDRESS), + 0x6a | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + &ex488.Value, + StdHeader + ); + do { + GnbLibPciIndirectRead ( + MAKE_SBDFO (0, 0, 0, 0, D0F0x60_ADDRESS), + 0x6b | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + &ex489.Value, + StdHeader + ); + } while (ex488.Field.VoltageChangeReq != ex489.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; + IDS_HDT_CONSOLE (GNB_TRACE, "PcieSiliconHidePorts Enter\n"); + + D0F0x64_x0C.Value = BIT2 | BIT3 | BIT4 | BIT5 | BIT6 | BIT7; + WrapperList = PcieConfigGetChildWrapper (Silicon); + while (WrapperList != NULL) { + PCIe_ENGINE_CONFIG *EngineList; + EngineList = PcieConfigGetChildEngine (WrapperList); + while (EngineList != NULL) { + if (PcieConfigIsPcieEngine (EngineList)) { + if (PcieConfigIsActivePcieEngine (EngineList) && !PcieConfigIsSbPcieEngine (EngineList)) { + D0F0x64_x0C.Value &= ~(1 << EngineList->Type.Port.Address.Address.Device); + } + } + 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) + ); + IDS_HDT_CONSOLE (GNB_TRACE, "Write D0F0x64_x0C.Value = %x\n", D0F0x64_x0C.Value); + IDS_HDT_CONSOLE (GNB_TRACE, "PcieSiliconHidePorts Exit\n"); +} + |