diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbPcieConfig/PcieInputParser.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbPcieConfig/PcieInputParser.c | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbPcieConfig/PcieInputParser.c b/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbPcieConfig/PcieInputParser.c new file mode 100644 index 0000000000..6a9da54ee7 --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbPcieConfig/PcieInputParser.c @@ -0,0 +1,218 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Procedure to parse PCIe input configuration data + * + * + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: GNB + * @e \$Revision: 39898 $ @e \$Date: 2010-10-15 17:08:45 -0400 (Fri, 15 Oct 2010) $ + * + */ +/* + ***************************************************************************** + * + * 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 "Gnb.h" +#include "GnbPcie.h" +#include "Filecode.h" +#define FILECODE PROC_GNB_MODULES_GNBPCIECONFIG_PCIEINPUTPARSER_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 number of complexes in platform topology configuration + * + * + * + * @param[in] ComplexList First complex configuration in complex configuration array + * @retval Number of Complexes + * + */ +UINTN +PcieInputParserGetNumberOfComplexes ( + IN PCIe_COMPLEX_DESCRIPTOR *ComplexList + ) +{ + UINTN Result; + Result = 0; + while (ComplexList != NULL) { + Result++; + ComplexList = PcieLibGetNextDescriptor (ComplexList); + } + return Result; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Get number of PCIe engines in given complex + * + * + * + * @param[in] Complex Complex configuration + * @retval Number of Engines + */ +UINTN +PcieInputParserGetLengthOfPcieEnginesList ( + IN PCIe_COMPLEX_DESCRIPTOR *Complex + ) +{ + UINTN Result; + PCIe_PORT_DESCRIPTOR *PciePortList; + Result = 0; + PciePortList = Complex->PciePortList; + while (PciePortList != NULL) { + Result++; + PciePortList = PcieLibGetNextDescriptor (PciePortList); + } + return Result; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Get number of DDI engines in given complex + * + * + * + * @param[in] Complex Complex configuration + * @retval Number of Engines + */ +UINTN +PcieInputParserGetLengthOfDdiEnginesList ( + IN PCIe_COMPLEX_DESCRIPTOR *Complex + ) +{ + UINTN Result; + PCIe_DDI_DESCRIPTOR *DdiLinkList; + Result = 0; + DdiLinkList = Complex->DdiLinkList; + while (DdiLinkList != NULL) { + Result++; + DdiLinkList = PcieLibGetNextDescriptor (DdiLinkList); + } + return Result; +} + + +/*----------------------------------------------------------------------------------------*/ +/** + * Get number of engines in given complex + * + * + * + * @param[in] Complex Complex configuration header + * @retval Number of Engines + */ +UINTN +PcieInputParserGetNumberOfEngines ( + IN PCIe_COMPLEX_DESCRIPTOR *Complex + ) +{ + UINTN Result; + + Result = PcieInputParserGetLengthOfDdiEnginesList (Complex) + + PcieInputParserGetLengthOfPcieEnginesList (Complex); + return Result; +} + + +/*----------------------------------------------------------------------------------------*/ +/** + * Get Complex descriptor by index from given Platform configuration + * + * + * + * @param[in] ComplexList Platform topology configuration + * @param[in] Index Complex descriptor Index + * @retval Pointer to Complex Descriptor + */ +PCIe_COMPLEX_DESCRIPTOR* +PcieInputParserGetComplexDescriptor ( + IN PCIe_COMPLEX_DESCRIPTOR *ComplexList, + IN UINTN Index + ) +{ + ASSERT (Index < (PcieInputParserGetNumberOfComplexes (ComplexList))); + return &ComplexList[Index]; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Get Engine descriptor from given complex by index + * + * + * + * @param[in] Complex Complex descriptor + * @param[in] Index Engine descriptor index + * @retval Pointer to Engine Descriptor + */ +PCIe_ENGINE_DESCRIPTOR* +PcieInputParserGetEngineDescriptor ( + IN PCIe_COMPLEX_DESCRIPTOR *Complex, + IN UINTN Index + ) +{ + UINTN PcieListlength; + ASSERT (Index < (PcieInputParserGetNumberOfEngines (Complex))); + PcieListlength = PcieInputParserGetLengthOfPcieEnginesList (Complex); + if (Index < PcieListlength) { + return (PCIe_ENGINE_DESCRIPTOR*) &((Complex->PciePortList)[Index]); + } else { + return (PCIe_ENGINE_DESCRIPTOR*) &((Complex->DdiLinkList)[Index - PcieListlength]); + } +} + |