Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 1 | /* $NoKeywords:$ */ |
| 2 | /** |
| 3 | * @file |
| 4 | * |
| 5 | * Procedure to parse PCIe input configuration data |
| 6 | * |
| 7 | * |
| 8 | * |
| 9 | * @xrefitem bom "File Content Label" "Release Content" |
| 10 | * @e project: AGESA |
| 11 | * @e sub-project: GNB |
| 12 | * @e \$Revision: 39898 $ @e \$Date: 2010-10-15 17:08:45 -0400 (Fri, 15 Oct 2010) $ |
| 13 | * |
| 14 | */ |
| 15 | /* |
| 16 | ***************************************************************************** |
| 17 | * |
| 18 | * Copyright (c) 2011, Advanced Micro Devices, Inc. |
| 19 | * All rights reserved. |
Edward O'Callaghan | 1542a6f | 2014-07-06 19:24:06 +1000 | [diff] [blame] | 20 | * |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 21 | * Redistribution and use in source and binary forms, with or without |
| 22 | * modification, are permitted provided that the following conditions are met: |
| 23 | * * Redistributions of source code must retain the above copyright |
| 24 | * notice, this list of conditions and the following disclaimer. |
| 25 | * * Redistributions in binary form must reproduce the above copyright |
| 26 | * notice, this list of conditions and the following disclaimer in the |
| 27 | * documentation and/or other materials provided with the distribution. |
Edward O'Callaghan | 1542a6f | 2014-07-06 19:24:06 +1000 | [diff] [blame] | 28 | * * Neither the name of Advanced Micro Devices, Inc. nor the names of |
| 29 | * its contributors may be used to endorse or promote products derived |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 30 | * from this software without specific prior written permission. |
Edward O'Callaghan | 1542a6f | 2014-07-06 19:24:06 +1000 | [diff] [blame] | 31 | * |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 32 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| 33 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 34 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 35 | * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY |
| 36 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 37 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 38 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 39 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 40 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 41 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
Edward O'Callaghan | 1542a6f | 2014-07-06 19:24:06 +1000 | [diff] [blame] | 42 | * |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 43 | * *************************************************************************** |
| 44 | * |
| 45 | */ |
| 46 | |
| 47 | /*---------------------------------------------------------------------------------------- |
| 48 | * M O D U L E S U S E D |
| 49 | *---------------------------------------------------------------------------------------- |
| 50 | */ |
| 51 | #include "AGESA.h" |
| 52 | #include "Ids.h" |
| 53 | #include "Gnb.h" |
| 54 | #include "GnbPcie.h" |
efdesign98 | 84cbce2 | 2011-08-04 12:09:17 -0600 | [diff] [blame] | 55 | #include "PcieInputParser.h" |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 56 | #include "Filecode.h" |
| 57 | #define FILECODE PROC_GNB_MODULES_GNBPCIECONFIG_PCIEINPUTPARSER_FILECODE |
| 58 | /*---------------------------------------------------------------------------------------- |
| 59 | * D E F I N I T I O N S A N D M A C R O S |
| 60 | *---------------------------------------------------------------------------------------- |
| 61 | */ |
| 62 | |
| 63 | |
| 64 | /*---------------------------------------------------------------------------------------- |
| 65 | * T Y P E D E F S A N D S T R U C T U R E S |
| 66 | *---------------------------------------------------------------------------------------- |
| 67 | */ |
| 68 | |
| 69 | |
| 70 | /*---------------------------------------------------------------------------------------- |
| 71 | * 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 |
| 72 | *---------------------------------------------------------------------------------------- |
| 73 | */ |
efdesign98 | 84cbce2 | 2011-08-04 12:09:17 -0600 | [diff] [blame] | 74 | UINTN |
| 75 | PcieInputParserGetLengthOfPcieEnginesList ( |
Edward O'Callaghan | 3e570d4 | 2014-11-09 11:43:59 +1100 | [diff] [blame] | 76 | IN CONST PCIe_COMPLEX_DESCRIPTOR *Complex |
efdesign98 | 84cbce2 | 2011-08-04 12:09:17 -0600 | [diff] [blame] | 77 | ); |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 78 | |
efdesign98 | 84cbce2 | 2011-08-04 12:09:17 -0600 | [diff] [blame] | 79 | UINTN |
| 80 | PcieInputParserGetLengthOfDdiEnginesList ( |
Edward O'Callaghan | 3e570d4 | 2014-11-09 11:43:59 +1100 | [diff] [blame] | 81 | IN CONST PCIe_COMPLEX_DESCRIPTOR *Complex |
efdesign98 | 84cbce2 | 2011-08-04 12:09:17 -0600 | [diff] [blame] | 82 | ); |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 83 | |
| 84 | |
| 85 | /*----------------------------------------------------------------------------------------*/ |
| 86 | /** |
| 87 | * Get number of complexes in platform topology configuration |
| 88 | * |
| 89 | * |
| 90 | * |
| 91 | * @param[in] ComplexList First complex configuration in complex configuration array |
| 92 | * @retval Number of Complexes |
| 93 | * |
| 94 | */ |
| 95 | UINTN |
| 96 | PcieInputParserGetNumberOfComplexes ( |
Edward O'Callaghan | 3e570d4 | 2014-11-09 11:43:59 +1100 | [diff] [blame] | 97 | IN CONST PCIe_COMPLEX_DESCRIPTOR *ComplexList |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 98 | ) |
| 99 | { |
| 100 | UINTN Result; |
| 101 | Result = 0; |
| 102 | while (ComplexList != NULL) { |
| 103 | Result++; |
| 104 | ComplexList = PcieLibGetNextDescriptor (ComplexList); |
| 105 | } |
| 106 | return Result; |
| 107 | } |
| 108 | |
| 109 | /*----------------------------------------------------------------------------------------*/ |
| 110 | /** |
| 111 | * Get number of PCIe engines in given complex |
| 112 | * |
| 113 | * |
| 114 | * |
| 115 | * @param[in] Complex Complex configuration |
| 116 | * @retval Number of Engines |
| 117 | */ |
| 118 | UINTN |
| 119 | PcieInputParserGetLengthOfPcieEnginesList ( |
Edward O'Callaghan | 3e570d4 | 2014-11-09 11:43:59 +1100 | [diff] [blame] | 120 | IN CONST PCIe_COMPLEX_DESCRIPTOR *Complex |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 121 | ) |
| 122 | { |
| 123 | UINTN Result; |
Edward O'Callaghan | 3e570d4 | 2014-11-09 11:43:59 +1100 | [diff] [blame] | 124 | CONST PCIe_PORT_DESCRIPTOR *PciePortList; |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 125 | Result = 0; |
| 126 | PciePortList = Complex->PciePortList; |
| 127 | while (PciePortList != NULL) { |
| 128 | Result++; |
| 129 | PciePortList = PcieLibGetNextDescriptor (PciePortList); |
| 130 | } |
| 131 | return Result; |
| 132 | } |
| 133 | |
| 134 | /*----------------------------------------------------------------------------------------*/ |
| 135 | /** |
| 136 | * Get number of DDI engines in given complex |
| 137 | * |
| 138 | * |
| 139 | * |
| 140 | * @param[in] Complex Complex configuration |
| 141 | * @retval Number of Engines |
| 142 | */ |
| 143 | UINTN |
| 144 | PcieInputParserGetLengthOfDdiEnginesList ( |
Edward O'Callaghan | 3e570d4 | 2014-11-09 11:43:59 +1100 | [diff] [blame] | 145 | IN CONST PCIe_COMPLEX_DESCRIPTOR *Complex |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 146 | ) |
| 147 | { |
| 148 | UINTN Result; |
Edward O'Callaghan | 3e570d4 | 2014-11-09 11:43:59 +1100 | [diff] [blame] | 149 | CONST PCIe_DDI_DESCRIPTOR *DdiLinkList; |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 150 | Result = 0; |
| 151 | DdiLinkList = Complex->DdiLinkList; |
| 152 | while (DdiLinkList != NULL) { |
| 153 | Result++; |
| 154 | DdiLinkList = PcieLibGetNextDescriptor (DdiLinkList); |
| 155 | } |
| 156 | return Result; |
| 157 | } |
| 158 | |
| 159 | |
| 160 | /*----------------------------------------------------------------------------------------*/ |
| 161 | /** |
| 162 | * Get number of engines in given complex |
| 163 | * |
| 164 | * |
| 165 | * |
| 166 | * @param[in] Complex Complex configuration header |
| 167 | * @retval Number of Engines |
| 168 | */ |
| 169 | UINTN |
| 170 | PcieInputParserGetNumberOfEngines ( |
Edward O'Callaghan | 3e570d4 | 2014-11-09 11:43:59 +1100 | [diff] [blame] | 171 | IN CONST PCIe_COMPLEX_DESCRIPTOR *Complex |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 172 | ) |
| 173 | { |
| 174 | UINTN Result; |
| 175 | |
| 176 | Result = PcieInputParserGetLengthOfDdiEnginesList (Complex) + |
| 177 | PcieInputParserGetLengthOfPcieEnginesList (Complex); |
| 178 | return Result; |
| 179 | } |
| 180 | |
| 181 | |
| 182 | /*----------------------------------------------------------------------------------------*/ |
| 183 | /** |
| 184 | * Get Complex descriptor by index from given Platform configuration |
| 185 | * |
| 186 | * |
| 187 | * |
| 188 | * @param[in] ComplexList Platform topology configuration |
| 189 | * @param[in] Index Complex descriptor Index |
| 190 | * @retval Pointer to Complex Descriptor |
| 191 | */ |
| 192 | PCIe_COMPLEX_DESCRIPTOR* |
| 193 | PcieInputParserGetComplexDescriptor ( |
| 194 | IN PCIe_COMPLEX_DESCRIPTOR *ComplexList, |
| 195 | IN UINTN Index |
| 196 | ) |
| 197 | { |
| 198 | ASSERT (Index < (PcieInputParserGetNumberOfComplexes (ComplexList))); |
| 199 | return &ComplexList[Index]; |
| 200 | } |
| 201 | |
| 202 | /*----------------------------------------------------------------------------------------*/ |
| 203 | /** |
| 204 | * Get Engine descriptor from given complex by index |
| 205 | * |
| 206 | * |
| 207 | * |
| 208 | * @param[in] Complex Complex descriptor |
| 209 | * @param[in] Index Engine descriptor index |
| 210 | * @retval Pointer to Engine Descriptor |
| 211 | */ |
| 212 | PCIe_ENGINE_DESCRIPTOR* |
| 213 | PcieInputParserGetEngineDescriptor ( |
| 214 | IN PCIe_COMPLEX_DESCRIPTOR *Complex, |
| 215 | IN UINTN Index |
| 216 | ) |
| 217 | { |
| 218 | UINTN PcieListlength; |
| 219 | ASSERT (Index < (PcieInputParserGetNumberOfEngines (Complex))); |
| 220 | PcieListlength = PcieInputParserGetLengthOfPcieEnginesList (Complex); |
| 221 | if (Index < PcieListlength) { |
| 222 | return (PCIe_ENGINE_DESCRIPTOR*) &((Complex->PciePortList)[Index]); |
| 223 | } else { |
| 224 | return (PCIe_ENGINE_DESCRIPTOR*) &((Complex->DdiLinkList)[Index - PcieListlength]); |
| 225 | } |
| 226 | } |
| 227 | |