| /* $NoKeywords:$ */ |
| /** |
| * @file |
| * |
| * Procedure to parse PCIe input configuration data |
| * |
| * |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: GNB |
| * @e \$Revision: 84150 $ @e \$Date: 2012-12-12 15:46:25 -0600 (Wed, 12 Dec 2012) $ |
| * |
| */ |
| /* |
| ***************************************************************************** |
| * |
| * Copyright (c) 2008 - 2013, 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 "PcieConfigLib.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 |
| *---------------------------------------------------------------------------------------- |
| */ |
| PCIe_COMPLEX_DESCRIPTOR* |
| PcieInputParserGetComplexDescriptor ( |
| IN PCIe_COMPLEX_DESCRIPTOR *ComplexList, |
| IN UINTN Index |
| ); |
| |
| PCIe_COMPLEX_DESCRIPTOR* |
| PcieInputParserGetComplexDescriptorOfSocket ( |
| IN PCIe_COMPLEX_DESCRIPTOR *ComplexList, |
| IN UINT32 SocketId |
| ); |
| |
| PCIe_ENGINE_DESCRIPTOR* |
| PcieInputParserGetEngineDescriptor ( |
| IN PCIe_COMPLEX_DESCRIPTOR *Complex, |
| IN UINTN Index |
| ); |
| |
| UINTN |
| PcieInputParserGetNumberOfEngines ( |
| IN CONST PCIe_COMPLEX_DESCRIPTOR *Complex |
| ); |
| |
| UINTN |
| PcieInputParserGetNumberOfComplexes ( |
| IN CONST PCIe_COMPLEX_DESCRIPTOR *ComplexList |
| ); |
| |
| UINTN |
| PcieInputParserGetLengthOfPcieEnginesList ( |
| IN CONST PCIe_COMPLEX_DESCRIPTOR *Complex |
| ); |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * 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 CONST PCIe_COMPLEX_DESCRIPTOR *ComplexList |
| ) |
| { |
| UINTN Result; |
| Result = 0; |
| while (ComplexList != NULL) { |
| Result++; |
| ComplexList = PcieInputParsetGetNextDescriptor (ComplexList); |
| } |
| return Result; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Get number of PCIe engines in given complex |
| * |
| * |
| * |
| * @param[in] Complex Complex configuration |
| * @retval Number of Engines |
| */ |
| UINTN |
| PcieInputParserGetLengthOfPcieEnginesList ( |
| IN CONST PCIe_COMPLEX_DESCRIPTOR *Complex |
| ) |
| { |
| UINTN Result; |
| CONST PCIe_PORT_DESCRIPTOR *PciePortList; |
| Result = 0; |
| PciePortList = Complex->PciePortList; |
| while (PciePortList != NULL) { |
| Result++; |
| PciePortList = PcieInputParsetGetNextDescriptor (PciePortList); |
| } |
| return Result; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Get number of DDI engines in given complex |
| * |
| * |
| * |
| * @param[in] Complex Complex configuration |
| * @retval Number of Engines |
| */ |
| STATIC UINTN |
| PcieInputParserGetLengthOfDdiEnginesList ( |
| IN CONST PCIe_COMPLEX_DESCRIPTOR *Complex |
| ) |
| { |
| UINTN Result; |
| CONST PCIe_DDI_DESCRIPTOR *DdiLinkList; |
| Result = 0; |
| DdiLinkList = Complex->DdiLinkList; |
| while (DdiLinkList != NULL) { |
| Result++; |
| DdiLinkList = PcieInputParsetGetNextDescriptor (DdiLinkList); |
| } |
| return Result; |
| } |
| |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Get number of engines in given complex |
| * |
| * |
| * |
| * @param[in] Complex Complex configuration header |
| * @retval Number of Engines |
| */ |
| UINTN |
| PcieInputParserGetNumberOfEngines ( |
| IN CONST 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 Complex descriptor by index from given Platform configuration |
| * |
| * |
| * |
| * @param[in] ComplexList Platform topology configuration |
| * @param[in] SocketId Socket Id |
| * @retval Pointer to Complex Descriptor |
| */ |
| PCIe_COMPLEX_DESCRIPTOR* |
| PcieInputParserGetComplexDescriptorOfSocket ( |
| IN PCIe_COMPLEX_DESCRIPTOR *ComplexList, |
| IN UINT32 SocketId |
| ) |
| { |
| PCIe_COMPLEX_DESCRIPTOR *Result; |
| Result = NULL; |
| while (ComplexList != NULL) { |
| if (ComplexList->SocketId == SocketId) { |
| Result = ComplexList; |
| break; |
| } |
| ComplexList = PcieInputParsetGetNextDescriptor (ComplexList); |
| } |
| return Result; |
| } |
| |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * 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]); |
| } |
| } |
| |