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/* $NoKeywords:$ */
/**
* @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: 48452 $ @e \$Date: 2011-03-09 12:50:44 +0800 (Wed, 09 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 "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;
}
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