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1 | /** @file\r |
2 | MADT Table Generator\r | |
3 | \r | |
4 | Copyright (c) 2017 - 2019, ARM Limited. All rights reserved.\r | |
5 | This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | @par Reference(s):\r | |
14 | - ACPI 6.2 Specification - Errata A, September 2017\r | |
15 | \r | |
16 | **/\r | |
17 | \r | |
18 | #include <Library/AcpiLib.h>\r | |
19 | #include <Library/DebugLib.h>\r | |
20 | #include <Library/MemoryAllocationLib.h>\r | |
21 | #include <Protocol/AcpiTable.h>\r | |
22 | \r | |
23 | // Module specific include files.\r | |
24 | #include <AcpiTableGenerator.h>\r | |
25 | #include <ConfigurationManagerObject.h>\r | |
26 | #include <ConfigurationManagerHelper.h>\r | |
27 | #include <Library/TableHelperLib.h>\r | |
28 | #include <Protocol/ConfigurationManagerProtocol.h>\r | |
29 | \r | |
30 | /** ARM standard MADT Generator\r | |
31 | \r | |
32 | Requirements:\r | |
33 | The following Configuration Manager Object(s) are required by\r | |
34 | this Generator:\r | |
35 | - EArmObjGicCInfo\r | |
36 | - EArmObjGicDInfo\r | |
37 | - EArmObjGicMsiFrameInfo (OPTIONAL)\r | |
38 | - EArmObjGicRedistributorInfo (OPTIONAL)\r | |
39 | - EArmObjGicItsInfo (OPTIONAL)\r | |
40 | */\r | |
41 | \r | |
42 | /** This macro expands to a function that retrieves the GIC\r | |
43 | CPU interface Information from the Configuration Manager.\r | |
44 | */\r | |
45 | GET_OBJECT_LIST (\r | |
46 | EObjNameSpaceArm,\r | |
47 | EArmObjGicCInfo,\r | |
48 | CM_ARM_GICC_INFO\r | |
49 | );\r | |
50 | \r | |
51 | /** This macro expands to a function that retrieves the GIC\r | |
52 | Distributor Information from the Configuration Manager.\r | |
53 | */\r | |
54 | \r | |
55 | GET_OBJECT_LIST (\r | |
56 | EObjNameSpaceArm,\r | |
57 | EArmObjGicDInfo,\r | |
58 | CM_ARM_GICD_INFO\r | |
59 | );\r | |
60 | \r | |
61 | /** This macro expands to a function that retrieves the GIC\r | |
62 | MSI Frame Information from the Configuration Manager.\r | |
63 | */\r | |
64 | GET_OBJECT_LIST (\r | |
65 | EObjNameSpaceArm,\r | |
66 | EArmObjGicMsiFrameInfo,\r | |
67 | CM_ARM_GIC_MSI_FRAME_INFO\r | |
68 | );\r | |
69 | \r | |
70 | /** This macro expands to a function that retrieves the GIC\r | |
71 | Redistributor Information from the Configuration Manager.\r | |
72 | */\r | |
73 | \r | |
74 | GET_OBJECT_LIST (\r | |
75 | EObjNameSpaceArm,\r | |
76 | EArmObjGicRedistributorInfo,\r | |
77 | CM_ARM_GIC_REDIST_INFO\r | |
78 | );\r | |
79 | \r | |
80 | /** This macro expands to a function that retrieves the GIC\r | |
81 | Interrupt Translation Service Information from the\r | |
82 | Configuration Manager.\r | |
83 | */\r | |
84 | GET_OBJECT_LIST (\r | |
85 | EObjNameSpaceArm,\r | |
86 | EArmObjGicItsInfo,\r | |
87 | CM_ARM_GIC_ITS_INFO\r | |
88 | );\r | |
89 | \r | |
90 | /** This function updates the GIC CPU Interface Information in the\r | |
91 | EFI_ACPI_6_2_GIC_STRUCTURE structure.\r | |
92 | \r | |
93 | @param [in] Gicc Pointer to GIC CPU Interface structure.\r | |
94 | @param [in] GicCInfo Pointer to the GIC CPU Interface Information.\r | |
95 | **/\r | |
96 | STATIC\r | |
97 | VOID\r | |
98 | AddGICC (\r | |
99 | IN EFI_ACPI_6_2_GIC_STRUCTURE * CONST Gicc,\r | |
100 | IN CONST CM_ARM_GICC_INFO * CONST GicCInfo\r | |
101 | )\r | |
102 | {\r | |
103 | ASSERT (Gicc != NULL);\r | |
104 | ASSERT (GicCInfo != NULL);\r | |
105 | \r | |
106 | // UINT8 Type\r | |
107 | Gicc->Type = EFI_ACPI_6_2_GIC;\r | |
108 | // UINT8 Length\r | |
109 | Gicc->Length = sizeof (EFI_ACPI_6_2_GIC_STRUCTURE);\r | |
110 | // UINT16 Reserved\r | |
111 | Gicc->Reserved = EFI_ACPI_RESERVED_WORD;\r | |
112 | \r | |
113 | // UINT32 CPUInterfaceNumber\r | |
114 | Gicc->CPUInterfaceNumber = GicCInfo->CPUInterfaceNumber;\r | |
115 | // UINT32 AcpiProcessorUid\r | |
116 | Gicc->AcpiProcessorUid = GicCInfo->AcpiProcessorUid;\r | |
117 | // UINT32 Flags\r | |
118 | Gicc->Flags = GicCInfo->Flags;\r | |
119 | // UINT32 ParkingProtocolVersion\r | |
120 | Gicc->ParkingProtocolVersion = GicCInfo->ParkingProtocolVersion;\r | |
121 | // UINT32 PerformanceInterruptGsiv\r | |
122 | Gicc->PerformanceInterruptGsiv = GicCInfo->PerformanceInterruptGsiv;\r | |
123 | // UINT64 ParkedAddress\r | |
124 | Gicc->ParkedAddress = GicCInfo->ParkedAddress;\r | |
125 | \r | |
126 | // UINT64 PhysicalBaseAddress\r | |
127 | Gicc->PhysicalBaseAddress = GicCInfo->PhysicalBaseAddress;\r | |
128 | // UINT64 GICV\r | |
129 | Gicc->GICV = GicCInfo->GICV;\r | |
130 | // UINT64 GICH\r | |
131 | Gicc->GICH = GicCInfo->GICH;\r | |
132 | \r | |
133 | // UINT32 VGICMaintenanceInterrupt\r | |
134 | Gicc->VGICMaintenanceInterrupt = GicCInfo->VGICMaintenanceInterrupt;\r | |
135 | // UINT64 GICRBaseAddress\r | |
136 | Gicc->GICRBaseAddress = GicCInfo->GICRBaseAddress;\r | |
137 | \r | |
138 | // UINT64 MPIDR\r | |
139 | Gicc->MPIDR = GicCInfo->MPIDR;\r | |
140 | // UINT8 ProcessorPowerEfficiencyClass\r | |
141 | Gicc->ProcessorPowerEfficiencyClass =\r | |
142 | GicCInfo->ProcessorPowerEfficiencyClass;\r | |
143 | // UINT8 Reserved2[3]\r | |
144 | Gicc->Reserved2[0] = EFI_ACPI_RESERVED_BYTE;\r | |
145 | Gicc->Reserved2[1] = EFI_ACPI_RESERVED_BYTE;\r | |
146 | Gicc->Reserved2[2] = EFI_ACPI_RESERVED_BYTE;\r | |
147 | }\r | |
148 | \r | |
149 | /** Add the GIC CPU Interface Information to the MADT Table.\r | |
150 | \r | |
151 | @param [in] Gicc Pointer to GIC CPU Interface\r | |
152 | structure list.\r | |
153 | @param [in] GicCInfo Pointer to the GIC CPU\r | |
154 | Information list.\r | |
155 | @param [in] GicCCount Count of GIC CPU Interfaces.\r | |
156 | **/\r | |
157 | STATIC\r | |
158 | VOID\r | |
159 | AddGICCList (\r | |
160 | IN EFI_ACPI_6_2_GIC_STRUCTURE * Gicc,\r | |
161 | IN CONST CM_ARM_GICC_INFO * GicCInfo,\r | |
162 | IN UINT32 GicCCount\r | |
163 | )\r | |
164 | {\r | |
165 | ASSERT (Gicc != NULL);\r | |
166 | ASSERT (GicCInfo != NULL);\r | |
167 | \r | |
168 | while (GicCCount-- != 0) {\r | |
169 | AddGICC (Gicc++, GicCInfo++);\r | |
170 | }\r | |
171 | }\r | |
172 | \r | |
173 | /** Update the GIC Distributor Information in the MADT Table.\r | |
174 | \r | |
175 | @param [in] Gicd Pointer to GIC Distributor structure.\r | |
176 | @param [in] GicDInfo Pointer to the GIC Distributor Information.\r | |
177 | **/\r | |
178 | STATIC\r | |
179 | VOID\r | |
180 | AddGICD (\r | |
181 | EFI_ACPI_6_2_GIC_DISTRIBUTOR_STRUCTURE * CONST Gicd,\r | |
182 | CONST CM_ARM_GICD_INFO * CONST GicDInfo\r | |
183 | )\r | |
184 | {\r | |
185 | ASSERT (Gicd != NULL);\r | |
186 | ASSERT (GicDInfo != NULL);\r | |
187 | \r | |
188 | // UINT8 Type\r | |
189 | Gicd->Type = EFI_ACPI_6_2_GICD;\r | |
190 | // UINT8 Length\r | |
191 | Gicd->Length = sizeof (EFI_ACPI_6_2_GIC_DISTRIBUTOR_STRUCTURE);\r | |
192 | // UINT16 Reserved\r | |
193 | Gicd->Reserved1 = EFI_ACPI_RESERVED_WORD;\r | |
194 | // UINT32 Identifier\r | |
195 | Gicd->GicId = GicDInfo->GicId;\r | |
196 | // UINT64 PhysicalBaseAddress\r | |
197 | Gicd->PhysicalBaseAddress = GicDInfo->PhysicalBaseAddress;\r | |
198 | // UINT32 VectorBase\r | |
199 | Gicd->SystemVectorBase = EFI_ACPI_RESERVED_DWORD;\r | |
200 | // UINT8 GicVersion\r | |
201 | Gicd->GicVersion = GicDInfo->GicVersion;\r | |
202 | // UINT8 Reserved2[3]\r | |
203 | Gicd->Reserved2[0] = EFI_ACPI_RESERVED_BYTE;\r | |
204 | Gicd->Reserved2[1] = EFI_ACPI_RESERVED_BYTE;\r | |
205 | Gicd->Reserved2[2] = EFI_ACPI_RESERVED_BYTE;\r | |
206 | }\r | |
207 | \r | |
208 | /** Update the GIC MSI Frame Information.\r | |
209 | \r | |
210 | @param [in] GicMsiFrame Pointer to GIC MSI Frame structure.\r | |
211 | @param [in] GicMsiFrameInfo Pointer to the GIC MSI Frame Information.\r | |
212 | **/\r | |
213 | STATIC\r | |
214 | VOID\r | |
215 | AddGICMsiFrame (\r | |
216 | IN EFI_ACPI_6_2_GIC_MSI_FRAME_STRUCTURE * CONST GicMsiFrame,\r | |
217 | IN CONST CM_ARM_GIC_MSI_FRAME_INFO * CONST GicMsiFrameInfo\r | |
218 | )\r | |
219 | {\r | |
220 | ASSERT (GicMsiFrame != NULL);\r | |
221 | ASSERT (GicMsiFrameInfo != NULL);\r | |
222 | \r | |
223 | GicMsiFrame->Type = EFI_ACPI_6_2_GIC_MSI_FRAME;\r | |
224 | GicMsiFrame->Length = sizeof (EFI_ACPI_6_2_GIC_MSI_FRAME_STRUCTURE);\r | |
225 | GicMsiFrame->Reserved1 = EFI_ACPI_RESERVED_WORD;\r | |
226 | GicMsiFrame->GicMsiFrameId = GicMsiFrameInfo->GicMsiFrameId;\r | |
227 | GicMsiFrame->PhysicalBaseAddress = GicMsiFrameInfo->PhysicalBaseAddress;\r | |
228 | \r | |
229 | GicMsiFrame->Flags = GicMsiFrameInfo->Flags;\r | |
230 | GicMsiFrame->SPICount = GicMsiFrameInfo->SPICount;\r | |
231 | GicMsiFrame->SPIBase = GicMsiFrameInfo->SPIBase;\r | |
232 | }\r | |
233 | \r | |
234 | /** Add the GIC MSI Frame Information to the MADT Table.\r | |
235 | \r | |
236 | @param [in] GicMsiFrame Pointer to GIC MSI Frame structure list.\r | |
237 | @param [in] GicMsiFrameInfo Pointer to the GIC MSI Frame info list.\r | |
238 | @param [in] GicMsiFrameCount Count of GIC MSI Frames.\r | |
239 | **/\r | |
240 | STATIC\r | |
241 | VOID\r | |
242 | AddGICMsiFrameInfoList (\r | |
243 | IN EFI_ACPI_6_2_GIC_MSI_FRAME_STRUCTURE * GicMsiFrame,\r | |
244 | IN CONST CM_ARM_GIC_MSI_FRAME_INFO * GicMsiFrameInfo,\r | |
245 | IN UINT32 GicMsiFrameCount\r | |
246 | )\r | |
247 | {\r | |
248 | ASSERT (GicMsiFrame != NULL);\r | |
249 | ASSERT (GicMsiFrameInfo != NULL);\r | |
250 | \r | |
251 | while (GicMsiFrameCount-- != 0) {\r | |
252 | AddGICMsiFrame (GicMsiFrame++, GicMsiFrameInfo++);\r | |
253 | }\r | |
254 | }\r | |
255 | \r | |
256 | /** Update the GIC Redistributor Information.\r | |
257 | \r | |
258 | @param [in] Gicr Pointer to GIC Redistributor structure.\r | |
259 | @param [in] GicRedisributorInfo Pointer to the GIC Redistributor Info.\r | |
260 | **/\r | |
261 | STATIC\r | |
262 | VOID\r | |
263 | AddGICRedistributor (\r | |
264 | IN EFI_ACPI_6_2_GICR_STRUCTURE * CONST Gicr,\r | |
265 | IN CONST CM_ARM_GIC_REDIST_INFO * CONST GicRedisributorInfo\r | |
266 | )\r | |
267 | {\r | |
268 | ASSERT (Gicr != NULL);\r | |
269 | ASSERT (GicRedisributorInfo != NULL);\r | |
270 | \r | |
271 | Gicr->Type = EFI_ACPI_6_2_GICR;\r | |
272 | Gicr->Length = sizeof (EFI_ACPI_6_2_GICR_STRUCTURE);\r | |
273 | Gicr->Reserved = EFI_ACPI_RESERVED_WORD;\r | |
274 | Gicr->DiscoveryRangeBaseAddress =\r | |
275 | GicRedisributorInfo->DiscoveryRangeBaseAddress;\r | |
276 | Gicr->DiscoveryRangeLength = GicRedisributorInfo->DiscoveryRangeLength;\r | |
277 | }\r | |
278 | \r | |
279 | /** Add the GIC Redistributor Information to the MADT Table.\r | |
280 | \r | |
281 | @param [in] Gicr Pointer to GIC Redistributor structure list.\r | |
282 | @param [in] GicRInfo Pointer to the GIC Distributor info list.\r | |
283 | @param [in] GicRCount Count of GIC Distributors.\r | |
284 | **/\r | |
285 | STATIC\r | |
286 | VOID\r | |
287 | AddGICRedistributorList (\r | |
288 | IN EFI_ACPI_6_2_GICR_STRUCTURE * Gicr,\r | |
289 | IN CONST CM_ARM_GIC_REDIST_INFO * GicRInfo,\r | |
290 | IN UINT32 GicRCount\r | |
291 | )\r | |
292 | {\r | |
293 | ASSERT (Gicr != NULL);\r | |
294 | ASSERT (GicRInfo != NULL);\r | |
295 | \r | |
296 | while (GicRCount-- != 0) {\r | |
297 | AddGICRedistributor (Gicr++, GicRInfo++);\r | |
298 | }\r | |
299 | }\r | |
300 | \r | |
301 | /** Update the GIC Interrupt Translation Service Information\r | |
302 | \r | |
303 | @param [in] GicIts Pointer to GIC ITS structure.\r | |
304 | @param [in] GicItsInfo Pointer to the GIC ITS Information.\r | |
305 | **/\r | |
306 | STATIC\r | |
307 | VOID\r | |
308 | AddGICInterruptTranslationService (\r | |
309 | IN EFI_ACPI_6_2_GIC_ITS_STRUCTURE * CONST GicIts,\r | |
310 | IN CONST CM_ARM_GIC_ITS_INFO * CONST GicItsInfo\r | |
311 | )\r | |
312 | {\r | |
313 | ASSERT (GicIts != NULL);\r | |
314 | ASSERT (GicItsInfo != NULL);\r | |
315 | \r | |
316 | GicIts->Type = EFI_ACPI_6_2_GIC_ITS;\r | |
317 | GicIts->Length = sizeof (EFI_ACPI_6_2_GIC_ITS_STRUCTURE);\r | |
318 | GicIts->Reserved = EFI_ACPI_RESERVED_WORD;\r | |
319 | GicIts->GicItsId = GicItsInfo->GicItsId;\r | |
320 | GicIts->PhysicalBaseAddress = GicItsInfo->PhysicalBaseAddress;\r | |
321 | GicIts->Reserved2 = EFI_ACPI_RESERVED_DWORD;\r | |
322 | }\r | |
323 | \r | |
324 | /** Add the GIC Interrupt Translation Service Information\r | |
325 | to the MADT Table.\r | |
326 | \r | |
327 | @param [in] GicIts Pointer to GIC ITS structure list.\r | |
328 | @param [in] GicItsInfo Pointer to the GIC ITS list.\r | |
329 | @param [in] GicItsCount Count of GIC ITS.\r | |
330 | **/\r | |
331 | STATIC\r | |
332 | VOID\r | |
333 | AddGICItsList (\r | |
334 | IN EFI_ACPI_6_2_GIC_ITS_STRUCTURE * GicIts,\r | |
335 | IN CONST CM_ARM_GIC_ITS_INFO * GicItsInfo,\r | |
336 | IN UINT32 GicItsCount\r | |
337 | )\r | |
338 | {\r | |
339 | ASSERT (GicIts != NULL);\r | |
340 | ASSERT (GicItsInfo != NULL);\r | |
341 | \r | |
342 | while (GicItsCount-- != 0) {\r | |
343 | AddGICInterruptTranslationService (GicIts++, GicItsInfo++);\r | |
344 | }\r | |
345 | }\r | |
346 | \r | |
347 | /** Construct the MADT ACPI table.\r | |
348 | \r | |
349 | This function invokes the Configuration Manager protocol interface\r | |
350 | to get the required hardware information for generating the ACPI\r | |
351 | table.\r | |
352 | \r | |
353 | If this function allocates any resources then they must be freed\r | |
354 | in the FreeXXXXTableResources function.\r | |
355 | \r | |
356 | @param [in] This Pointer to the table generator.\r | |
357 | @param [in] AcpiTableInfo Pointer to the ACPI Table Info.\r | |
358 | @param [in] CfgMgrProtocol Pointer to the Configuration Manager\r | |
359 | Protocol Interface.\r | |
360 | @param [out] Table Pointer to the constructed ACPI Table.\r | |
361 | \r | |
362 | @retval EFI_SUCCESS Table generated successfully.\r | |
363 | @retval EFI_INVALID_PARAMETER A parameter is invalid.\r | |
364 | @retval EFI_NOT_FOUND The required object was not found.\r | |
365 | @retval EFI_BAD_BUFFER_SIZE The size returned by the Configuration\r | |
366 | Manager is less than the Object size for the\r | |
367 | requested object.\r | |
368 | **/\r | |
369 | STATIC\r | |
370 | EFI_STATUS\r | |
371 | EFIAPI\r | |
372 | BuildMadtTable (\r | |
373 | IN CONST ACPI_TABLE_GENERATOR * CONST This,\r | |
374 | IN CONST CM_STD_OBJ_ACPI_TABLE_INFO * CONST AcpiTableInfo,\r | |
375 | IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL * CONST CfgMgrProtocol,\r | |
376 | OUT EFI_ACPI_DESCRIPTION_HEADER ** CONST Table\r | |
377 | )\r | |
378 | {\r | |
379 | EFI_STATUS Status;\r | |
380 | UINT32 TableSize;\r | |
381 | UINT32 GicCCount;\r | |
382 | UINT32 GicDCount;\r | |
383 | UINT32 GicMSICount;\r | |
384 | UINT32 GicRedistCount;\r | |
385 | UINT32 GicItsCount;\r | |
386 | CM_ARM_GICC_INFO * GicCInfo;\r | |
387 | CM_ARM_GICD_INFO * GicDInfo;\r | |
388 | CM_ARM_GIC_MSI_FRAME_INFO * GicMSIInfo;\r | |
389 | CM_ARM_GIC_REDIST_INFO * GicRedistInfo;\r | |
390 | CM_ARM_GIC_ITS_INFO * GicItsInfo;\r | |
391 | UINT32 GicCOffset;\r | |
392 | UINT32 GicDOffset;\r | |
393 | UINT32 GicMSIOffset;\r | |
394 | UINT32 GicRedistOffset;\r | |
395 | UINT32 GicItsOffset;\r | |
396 | \r | |
397 | EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER * Madt;\r | |
398 | \r | |
399 | ASSERT (This != NULL);\r | |
400 | ASSERT (AcpiTableInfo != NULL);\r | |
401 | ASSERT (CfgMgrProtocol != NULL);\r | |
402 | ASSERT (Table != NULL);\r | |
403 | ASSERT (AcpiTableInfo->TableGeneratorId == This->GeneratorID);\r | |
404 | ASSERT (AcpiTableInfo->AcpiTableSignature == This->AcpiTableSignature);\r | |
405 | \r | |
406 | if ((AcpiTableInfo->AcpiTableRevision < This->MinAcpiTableRevision) ||\r | |
407 | (AcpiTableInfo->AcpiTableRevision > This->AcpiTableRevision)) {\r | |
408 | DEBUG ((\r | |
409 | DEBUG_ERROR,\r | |
410 | "ERROR: MADT: Requested table revision = %d, is not supported."\r | |
411 | "Supported table revision: Minimum = %d, Maximum = %d\n",\r | |
412 | AcpiTableInfo->AcpiTableRevision,\r | |
413 | This->MinAcpiTableRevision,\r | |
414 | This->AcpiTableRevision\r | |
415 | ));\r | |
416 | return EFI_INVALID_PARAMETER;\r | |
417 | }\r | |
418 | \r | |
419 | *Table = NULL;\r | |
420 | \r | |
421 | Status = GetEArmObjGicCInfo (\r | |
422 | CfgMgrProtocol,\r | |
423 | CM_NULL_TOKEN,\r | |
424 | &GicCInfo,\r | |
425 | &GicCCount\r | |
426 | );\r | |
427 | if (EFI_ERROR (Status)) {\r | |
428 | DEBUG ((\r | |
429 | DEBUG_ERROR,\r | |
430 | "ERROR: MADT: Failed to get GICC Info. Status = %r\n",\r | |
431 | Status\r | |
432 | ));\r | |
433 | goto error_handler;\r | |
434 | }\r | |
435 | \r | |
436 | if (GicCCount == 0) {\r | |
437 | DEBUG ((\r | |
438 | DEBUG_ERROR,\r | |
439 | "ERROR: MADT: GIC CPU Interface information not provided.\n"\r | |
440 | ));\r | |
441 | ASSERT (GicCCount != 0);\r | |
442 | Status = EFI_INVALID_PARAMETER;\r | |
443 | goto error_handler;\r | |
444 | }\r | |
445 | \r | |
446 | Status = GetEArmObjGicDInfo (\r | |
447 | CfgMgrProtocol,\r | |
448 | CM_NULL_TOKEN,\r | |
449 | &GicDInfo,\r | |
450 | &GicDCount\r | |
451 | );\r | |
452 | if (EFI_ERROR (Status)) {\r | |
453 | DEBUG ((\r | |
454 | DEBUG_ERROR,\r | |
455 | "ERROR: MADT: Failed to get GICD Info. Status = %r\n",\r | |
456 | Status\r | |
457 | ));\r | |
458 | goto error_handler;\r | |
459 | }\r | |
460 | \r | |
461 | if (GicDCount == 0) {\r | |
462 | DEBUG ((\r | |
463 | DEBUG_ERROR,\r | |
464 | "ERROR: MADT: GIC Distributor information not provided.\n"\r | |
465 | ));\r | |
466 | ASSERT (GicDCount != 0);\r | |
467 | Status = EFI_INVALID_PARAMETER;\r | |
468 | goto error_handler;\r | |
469 | }\r | |
470 | \r | |
471 | if (GicDCount > 1) {\r | |
472 | DEBUG ((\r | |
473 | DEBUG_ERROR,\r | |
474 | "ERROR: MADT: One, and only one, GIC distributor must be present."\r | |
475 | "GicDCount = %d\n",\r | |
476 | GicDCount\r | |
477 | ));\r | |
478 | ASSERT (GicDCount <= 1);\r | |
479 | Status = EFI_INVALID_PARAMETER;\r | |
480 | goto error_handler;\r | |
481 | }\r | |
482 | \r | |
483 | Status = GetEArmObjGicMsiFrameInfo (\r | |
484 | CfgMgrProtocol,\r | |
485 | CM_NULL_TOKEN,\r | |
486 | &GicMSIInfo,\r | |
487 | &GicMSICount\r | |
488 | );\r | |
489 | if (EFI_ERROR (Status) && (Status != EFI_NOT_FOUND)) {\r | |
490 | DEBUG ((\r | |
491 | DEBUG_ERROR,\r | |
492 | "ERROR: MADT: Failed to get GIC MSI Info. Status = %r\n",\r | |
493 | Status\r | |
494 | ));\r | |
495 | goto error_handler;\r | |
496 | }\r | |
497 | \r | |
498 | Status = GetEArmObjGicRedistributorInfo (\r | |
499 | CfgMgrProtocol,\r | |
500 | CM_NULL_TOKEN,\r | |
501 | &GicRedistInfo,\r | |
502 | &GicRedistCount\r | |
503 | );\r | |
504 | if (EFI_ERROR (Status) && (Status != EFI_NOT_FOUND)) {\r | |
505 | DEBUG ((\r | |
506 | DEBUG_ERROR,\r | |
507 | "ERROR: MADT: Failed to get GIC Redistributor Info. Status = %r\n",\r | |
508 | Status\r | |
509 | ));\r | |
510 | goto error_handler;\r | |
511 | }\r | |
512 | \r | |
513 | Status = GetEArmObjGicItsInfo (\r | |
514 | CfgMgrProtocol,\r | |
515 | CM_NULL_TOKEN,\r | |
516 | &GicItsInfo,\r | |
517 | &GicItsCount\r | |
518 | );\r | |
519 | if (EFI_ERROR (Status) && (Status != EFI_NOT_FOUND)) {\r | |
520 | DEBUG ((\r | |
521 | DEBUG_ERROR,\r | |
522 | "ERROR: MADT: Failed to get GIC ITS Info. Status = %r\n",\r | |
523 | Status\r | |
524 | ));\r | |
525 | goto error_handler;\r | |
526 | }\r | |
527 | \r | |
528 | TableSize = sizeof (EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER);\r | |
529 | \r | |
530 | GicCOffset = TableSize;\r | |
531 | TableSize += (sizeof (EFI_ACPI_6_2_GIC_STRUCTURE) * GicCCount);\r | |
532 | \r | |
533 | GicDOffset = TableSize;\r | |
534 | TableSize += (sizeof (EFI_ACPI_6_2_GIC_DISTRIBUTOR_STRUCTURE) * GicDCount);\r | |
535 | \r | |
536 | GicMSIOffset = TableSize;\r | |
537 | TableSize += (sizeof (EFI_ACPI_6_2_GIC_MSI_FRAME_STRUCTURE) * GicMSICount);\r | |
538 | \r | |
539 | GicRedistOffset = TableSize;\r | |
540 | TableSize += (sizeof (EFI_ACPI_6_2_GICR_STRUCTURE) * GicRedistCount);\r | |
541 | \r | |
542 | GicItsOffset = TableSize;\r | |
543 | TableSize += (sizeof (EFI_ACPI_6_2_GIC_ITS_STRUCTURE) * GicItsCount);\r | |
544 | \r | |
545 | // Allocate the Buffer for MADT table\r | |
546 | *Table = (EFI_ACPI_DESCRIPTION_HEADER*)AllocateZeroPool (TableSize);\r | |
547 | if (*Table == NULL) {\r | |
548 | Status = EFI_OUT_OF_RESOURCES;\r | |
549 | DEBUG ((\r | |
550 | DEBUG_ERROR,\r | |
551 | "ERROR: MADT: Failed to allocate memory for MADT Table, Size = %d," \\r | |
552 | " Status = %r\n",\r | |
553 | TableSize,\r | |
554 | Status\r | |
555 | ));\r | |
556 | goto error_handler;\r | |
557 | }\r | |
558 | \r | |
559 | Madt = (EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER*)*Table;\r | |
560 | \r | |
561 | DEBUG ((\r | |
562 | DEBUG_INFO,\r | |
563 | "MADT: Madt = 0x%p TableSize = 0x%x\n",\r | |
564 | Madt,\r | |
565 | TableSize\r | |
566 | ));\r | |
567 | \r | |
568 | Status = AddAcpiHeader (\r | |
569 | CfgMgrProtocol,\r | |
570 | This,\r | |
571 | &Madt->Header,\r | |
572 | AcpiTableInfo->AcpiTableRevision,\r | |
573 | TableSize\r | |
574 | );\r | |
575 | if (EFI_ERROR (Status)) {\r | |
576 | DEBUG ((\r | |
577 | DEBUG_ERROR,\r | |
578 | "ERROR: MADT: Failed to add ACPI header. Status = %r\n",\r | |
579 | Status\r | |
580 | ));\r | |
581 | goto error_handler;\r | |
582 | }\r | |
583 | \r | |
584 | AddGICCList (\r | |
585 | (EFI_ACPI_6_2_GIC_STRUCTURE*)((UINT8*)Madt + GicCOffset),\r | |
586 | GicCInfo,\r | |
587 | GicCCount\r | |
588 | );\r | |
589 | \r | |
590 | AddGICD (\r | |
591 | (EFI_ACPI_6_2_GIC_DISTRIBUTOR_STRUCTURE*)((UINT8*)Madt + GicDOffset),\r | |
592 | GicDInfo\r | |
593 | );\r | |
594 | \r | |
595 | if (GicMSICount != 0) {\r | |
596 | AddGICMsiFrameInfoList (\r | |
597 | (EFI_ACPI_6_2_GIC_MSI_FRAME_STRUCTURE*)((UINT8*)Madt + GicMSIOffset),\r | |
598 | GicMSIInfo,\r | |
599 | GicMSICount\r | |
600 | );\r | |
601 | }\r | |
602 | \r | |
603 | if (GicRedistCount != 0) {\r | |
604 | AddGICRedistributorList (\r | |
605 | (EFI_ACPI_6_2_GICR_STRUCTURE*)((UINT8*)Madt + GicRedistOffset),\r | |
606 | GicRedistInfo,\r | |
607 | GicRedistCount\r | |
608 | );\r | |
609 | }\r | |
610 | \r | |
611 | if (GicItsCount != 0) {\r | |
612 | AddGICItsList (\r | |
613 | (EFI_ACPI_6_2_GIC_ITS_STRUCTURE*)((UINT8*)Madt + GicItsOffset),\r | |
614 | GicItsInfo,\r | |
615 | GicItsCount\r | |
616 | );\r | |
617 | }\r | |
618 | \r | |
619 | return EFI_SUCCESS;\r | |
620 | \r | |
621 | error_handler:\r | |
622 | if (*Table != NULL) {\r | |
623 | FreePool (*Table);\r | |
624 | *Table = NULL;\r | |
625 | }\r | |
626 | return Status;\r | |
627 | }\r | |
628 | \r | |
629 | /** Free any resources allocated for constructing the MADT\r | |
630 | \r | |
631 | @param [in] This Pointer to the table generator.\r | |
632 | @param [in] AcpiTableInfo Pointer to the ACPI Table Info.\r | |
633 | @param [in] CfgMgrProtocol Pointer to the Configuration Manager\r | |
634 | Protocol Interface.\r | |
635 | @param [in, out] Table Pointer to the ACPI Table.\r | |
636 | \r | |
637 | @retval EFI_SUCCESS The resources were freed successfully.\r | |
638 | @retval EFI_INVALID_PARAMETER The table pointer is NULL or invalid.\r | |
639 | **/\r | |
640 | STATIC\r | |
641 | EFI_STATUS\r | |
642 | FreeMadtTableResources (\r | |
643 | IN CONST ACPI_TABLE_GENERATOR * CONST This,\r | |
644 | IN CONST CM_STD_OBJ_ACPI_TABLE_INFO * CONST AcpiTableInfo,\r | |
645 | IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL * CONST CfgMgrProtocol,\r | |
646 | IN OUT EFI_ACPI_DESCRIPTION_HEADER ** CONST Table\r | |
647 | )\r | |
648 | {\r | |
649 | ASSERT (This != NULL);\r | |
650 | ASSERT (AcpiTableInfo != NULL);\r | |
651 | ASSERT (CfgMgrProtocol != NULL);\r | |
652 | ASSERT (AcpiTableInfo->TableGeneratorId == This->GeneratorID);\r | |
653 | ASSERT (AcpiTableInfo->AcpiTableSignature == This->AcpiTableSignature);\r | |
654 | \r | |
655 | if ((Table == NULL) || (*Table == NULL)) {\r | |
656 | DEBUG ((DEBUG_ERROR, "ERROR: MADT: Invalid Table Pointer\n"));\r | |
657 | ASSERT ((Table != NULL) && (*Table != NULL));\r | |
658 | return EFI_INVALID_PARAMETER;\r | |
659 | }\r | |
660 | \r | |
661 | FreePool (*Table);\r | |
662 | *Table = NULL;\r | |
663 | return EFI_SUCCESS;\r | |
664 | }\r | |
665 | \r | |
666 | /** The MADT Table Generator revision.\r | |
667 | */\r | |
668 | #define MADT_GENERATOR_REVISION CREATE_REVISION (1, 0)\r | |
669 | \r | |
670 | /** The interface for the MADT Table Generator.\r | |
671 | */\r | |
672 | STATIC\r | |
673 | CONST\r | |
674 | ACPI_TABLE_GENERATOR MadtGenerator = {\r | |
675 | // Generator ID\r | |
676 | CREATE_STD_ACPI_TABLE_GEN_ID (EStdAcpiTableIdMadt),\r | |
677 | // Generator Description\r | |
678 | L"ACPI.STD.MADT.GENERATOR",\r | |
679 | // ACPI Table Signature\r | |
680 | EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE,\r | |
681 | // ACPI Table Revision supported by this Generator\r | |
682 | EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION,\r | |
683 | // Minimum supported ACPI Table Revision\r | |
684 | EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION,\r | |
685 | // Creator ID\r | |
686 | TABLE_GENERATOR_CREATOR_ID_ARM,\r | |
687 | // Creator Revision\r | |
688 | MADT_GENERATOR_REVISION,\r | |
689 | // Build Table function\r | |
690 | BuildMadtTable,\r | |
691 | // Free Resource function\r | |
692 | FreeMadtTableResources,\r | |
693 | // Extended build function not needed\r | |
694 | NULL,\r | |
695 | // Extended build function not implemented by the generator.\r | |
696 | // Hence extended free resource function is not required.\r | |
697 | NULL\r | |
698 | };\r | |
699 | \r | |
700 | /** Register the Generator with the ACPI Table Factory.\r | |
701 | \r | |
702 | @param [in] ImageHandle The handle to the image.\r | |
703 | @param [in] SystemTable Pointer to the System Table.\r | |
704 | \r | |
705 | @retval EFI_SUCCESS The Generator is registered.\r | |
706 | @retval EFI_INVALID_PARAMETER A parameter is invalid.\r | |
707 | @retval EFI_ALREADY_STARTED The Generator for the Table ID\r | |
708 | is already registered.\r | |
709 | **/\r | |
710 | EFI_STATUS\r | |
711 | EFIAPI\r | |
712 | AcpiMadtLibConstructor (\r | |
713 | IN CONST EFI_HANDLE ImageHandle,\r | |
714 | IN EFI_SYSTEM_TABLE * CONST SystemTable\r | |
715 | )\r | |
716 | {\r | |
717 | EFI_STATUS Status;\r | |
718 | Status = RegisterAcpiTableGenerator (&MadtGenerator);\r | |
719 | DEBUG ((DEBUG_INFO, "MADT: Register Generator. Status = %r\n", Status));\r | |
720 | ASSERT_EFI_ERROR (Status);\r | |
721 | return Status;\r | |
722 | }\r | |
723 | \r | |
724 | /** Deregister the Generator from the ACPI Table Factory.\r | |
725 | \r | |
726 | @param [in] ImageHandle The handle to the image.\r | |
727 | @param [in] SystemTable Pointer to the System Table.\r | |
728 | \r | |
729 | @retval EFI_SUCCESS The Generator is deregistered.\r | |
730 | @retval EFI_INVALID_PARAMETER A parameter is invalid.\r | |
731 | @retval EFI_NOT_FOUND The Generator is not registered.\r | |
732 | **/\r | |
733 | EFI_STATUS\r | |
734 | EFIAPI\r | |
735 | AcpiMadtLibDestructor (\r | |
736 | IN CONST EFI_HANDLE ImageHandle,\r | |
737 | IN EFI_SYSTEM_TABLE * CONST SystemTable\r | |
738 | )\r | |
739 | {\r | |
740 | EFI_STATUS Status;\r | |
741 | Status = DeregisterAcpiTableGenerator (&MadtGenerator);\r | |
742 | DEBUG ((DEBUG_INFO, "MADT: Deregister Generator. Status = %r\n", Status));\r | |
743 | ASSERT_EFI_ERROR (Status);\r | |
744 | return Status;\r | |
745 | }\r |