/* $NoKeywords:$ */ /** * @file * * Supporting services to collect discrete GFX card info * * * * @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. 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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 "GnbGfx.h" #include "GnbCommonLib.h" #include "GfxCardInfo.h" #include "Filecode.h" #define FILECODE PROC_GNB_MODULES_GNBGFXINITLIBV1_GFXCARDINFO_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 *---------------------------------------------------------------------------------------- */ typedef struct { GNB_PCI_SCAN_DATA ScanData; GFX_CARD_CARD_INFO *GfxCardInfo; PCI_ADDR BaseBridge; UINT8 BusNumber; } GFX_SCAN_DATA; /*---------------------------------------------------------------------------------------- * 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 *---------------------------------------------------------------------------------------- */ SCAN_STATUS GfxScanPcieDevice ( IN PCI_ADDR Device, IN OUT GNB_PCI_SCAN_DATA *ScanData ); /*----------------------------------------------------------------------------------------*/ /** * Get information about all discrete GFX card in system * * * * @param[out] GfxCardInfo Pointer to GFX card info structure * @param[in] StdHeader Standard configuration header */ VOID GfxGetDiscreteCardInfo ( OUT GFX_CARD_CARD_INFO *GfxCardInfo, IN AMD_CONFIG_PARAMS *StdHeader ) { GFX_SCAN_DATA GfxScanData; PCI_ADDR Start; PCI_ADDR End; IDS_HDT_CONSOLE (GNB_TRACE, "GfxGetDiscreteCardInfo Enter\n"); Start.AddressValue = MAKE_SBDFO (0, 0, 2, 0, 0); End.AddressValue = MAKE_SBDFO (0, 0, 0x1f, 7, 0); GfxScanData.BusNumber = 5; GfxScanData.ScanData.GnbScanCallback = GfxScanPcieDevice; GfxScanData.ScanData.StdHeader = StdHeader; GfxScanData.GfxCardInfo = GfxCardInfo; GnbLibPciScan (Start, End, &GfxScanData.ScanData); IDS_HDT_CONSOLE (GNB_TRACE, "GfxGetDiscreteCardInfo Exit\n"); } /*----------------------------------------------------------------------------------------*/ /** * Evaluate device * * * * @param[in] Device PCI Address * @param[in,out] ScanData Scan configuration data * @retval Scan Status of 0 */ SCAN_STATUS GfxScanPcieDevice ( IN PCI_ADDR Device, IN OUT GNB_PCI_SCAN_DATA *ScanData ) { UINT8 ClassCode; UINT32 VendorId; IDS_HDT_CONSOLE (GFX_MISC, " Evaluate device [%d:%d:%d]\n", Device.Address.Bus, Device.Address.Device, Device.Address.Function ); if (GnbLibPciIsBridgeDevice (Device.AddressValue, ScanData->StdHeader)) { UINT32 SaveBusConfiguration; UINT32 Value; if (Device.Address.Bus == 0) { ((GFX_SCAN_DATA *) ScanData)->BaseBridge = Device; } GnbLibPciRead (Device.AddressValue | 0x18, AccessWidth32, &SaveBusConfiguration, ScanData->StdHeader); Value = (((0xFF << 8) | ((GFX_SCAN_DATA *) ScanData)->BusNumber) << 8) | Device.Address.Bus; GnbLibPciWrite (Device.AddressValue | 0x18, AccessWidth32, &Value, ScanData->StdHeader); ((GFX_SCAN_DATA *) ScanData)->BusNumber++; GnbLibPciScanSecondaryBus (Device, ScanData); ((GFX_SCAN_DATA *) ScanData)->BusNumber--; GnbLibPciWrite (Device.AddressValue | 0x18, AccessWidth32, &SaveBusConfiguration, ScanData->StdHeader); return 0; } GnbLibPciRead (Device.AddressValue | 0x0b, AccessWidth8, &ClassCode, ScanData->StdHeader); if (ClassCode == 3) { IDS_HDT_CONSOLE (GFX_MISC, " Found GFX Card\n" ); GnbLibPciRead (Device.AddressValue | 0x00, AccessWidth32, &VendorId, ScanData->StdHeader); if (!GnbLibPciIsPcieDevice (Device.AddressValue, ScanData->StdHeader)) { IDS_HDT_CONSOLE (GFX_MISC, " GFX Card is PCI device\n" ); ((GFX_SCAN_DATA *) ScanData)->GfxCardInfo->PciGfxCardBitmap |= (1 << ((GFX_SCAN_DATA *) ScanData)->BaseBridge.Address.Device); return 0; } if ((UINT16) VendorId == 0x1002) { IDS_HDT_CONSOLE (GFX_MISC, " GFX Card is AMD PCIe device\n" ); ((GFX_SCAN_DATA *) ScanData)->GfxCardInfo->AmdPcieGfxCardBitmap |= (1 << ((GFX_SCAN_DATA *) ScanData)->BaseBridge.Address.Device); } ((GFX_SCAN_DATA *) ScanData)->GfxCardInfo->PcieGfxCardBitmap |= (1 << ((GFX_SCAN_DATA *) ScanData)->BaseBridge.Address.Device); } return 0; }