1 /* 2 * Copyright 2001-2008 Texas Instruments - http://www.ti.com/ 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 18 /* 19 * qosregistry.h 20 * 21 * DSP-BIOS Bridge driver support functions for TI OMAP processors. 22 */ 23 24 25 #ifndef __QOSTI_H__ 26 27 #define __QOSTI_H__ 28 29 #include <dbapi.h> 30 31 /* ============================================================================ 32 33 name TLoadMode 34 35 36 37 desc The node load mode for qos. 38 39 ============================================================================ */ 40 41 enum TLoadMode 42 { 43 44 EStaticLoad, 45 46 EDynamicLoad 47 }; 48 49 /* ============================================================================ 50 51 name CQosTI 52 53 54 55 desc An example class that uses the DSP BIOS/Bridge interfaces.and 56 57 demonstrates creating an xDAIS Socket Node on the DSP. It sends 58 59 messages and data buffers to the DSP, and then receives the qosd 60 61 data back from the DSP for display. 62 63 64 65 ============================================================================ 66 67 RHwaOmap iDsp ; 68 69 ============================================================================ 70 71 name TQosResourceID 72 73 74 75 desc List of available resource types 76 77 ============================================================================ 78 */ 79 80 typedef enum _QOSDATATYPE { 81 82 QOSDataType_Memory_DynLoad = 0, 83 84 QOSDataType_Memory_DynAlloc, 85 86 QOSDataType_Memory_Scratch, 87 88 QOSDataType_Processor_C55X, 89 90 QOSDataType_Processor_C6X, 91 92 QOSDataType_Peripheral_DMA, 93 94 QOSDataType_Stream, 95 96 QOSDataType_Component, 97 98 QOSDataType_Registry, 99 100 QOSDataType_DynDependentLibrary 101 } QOSDATATYPE; 102 103 #define QOS_USER_DATA_TYPE 0x80000000 /* Flag indicating a application-defined 104 data type ID */ 105 106 /* ============================================================================ 107 108 name QOSDATA 109 110 111 112 desc Generic data for resource management is described by the following 113 structure 114 115 ============================================================================ 116 */ 117 struct QOSDATA { 118 119 ULONG Id; 120 121 struct QOSDATA *Next; 122 123 ULONG(*TypeSpecific)(struct QOSDATA *DataObject, ULONG FunctionCode, 124 ULONG Parameter1); 125 /* ptr to type-specific func. */ 126 127 ULONG Size; /* size of data plus this header */ 128 129 char Data[]; 130 131 }; 132 133 // ============================================================================ 134 135 // name QOSFNTYPESPECIFIC 136 137 // 138 139 // desc Pointer to type-specific function handler for the data object 140 141 // ============================================================================ 142 143 typedef ULONG(*QOSFNTYPESPECIFIC)(struct QOSDATA *DataObject,ULONG FunctionCode, 144 ULONG Parameter1); 145 146 ULONG QOS_Memory_Scratch_FunctionHandler(struct QOSDATA *DataObject, 147 ULONG FunctionCode, ULONG Parameter1); 148 149 ULONG QOS_Memory_DynAlloc_FunctionHandler(struct QOSDATA *DataObject, 150 ULONG FunctionCode, ULONG Parameter1); 151 152 ULONG QOS_Memory_DynLoad_FunctionHandler(struct QOSDATA *DataObject, 153 ULONG FunctionCode, ULONG Parameter1); 154 155 ULONG QOS_Processor_FunctionHandler(struct QOSDATA *DataObject, 156 ULONG FunctionCode, ULONG Parameter1); 157 158 ULONG QOS_Resource_DefaultFunctionHandler(struct QOSDATA *DataObject, 159 ULONG FunctionCode, ULONG Parameter1); 160 161 ULONG QOS_Component_DefaultFunctionHandler(struct QOSDATA *DataObject, 162 ULONG FunctionCode, ULONG Parameter1); 163 164 ULONG QOS_DynDependentLibrary_FunctionHandler(struct QOSDATA *DataObject, 165 ULONG FunctionCode, ULONG Parameter1); 166 167 ULONG QOS_Registry_FunctionHandler(struct QOSDATA *DataObject, 168 ULONG FunctionCode, ULONG Parameter1); 169 170 /* ============================================================================ 171 172 name QOSREGISTRY 173 174 175 176 desc The QOSREGISTRY structure contains a list of all resources and 177 components in the system 178 179 180 ============================================================================ 181 */ 182 183 struct QOSREGISTRY { 184 185 struct QOSDATA data; 186 187 struct QOSDATA *ResourceRegistry; 188 189 struct QOSDATA *ComponentRegistry; 190 191 }; 192 193 // ============================================================================ 194 195 // name QOSRESOURCE_MEMORY 196 197 // 198 199 // desc System memory resources are characterized by the following structure 200 201 // ============================================================================ 202 203 struct QOSRESOURCE_MEMORY { 204 205 struct QOSDATA data; 206 207 UINT align; /* alignment of memory heap */ 208 209 UINT heapId; /* resource heap ID */ 210 211 UINT size; /* size of memory heap */ 212 213 UINT type; /* type of memory: prefer/require/scratch/persist */ 214 215 UINT allocated; /* size of heap in use (not free) */ 216 217 UINT largestfree; /* size of largest contiguous free block */ 218 219 UINT group; /* scratch group ID (only for scratch memory) */ 220 221 }; 222 223 /* ============================================================================ 224 225 name QOSRESOURCE_PROCESSOR 226 227 228 229 desc Each processor is described by its processor type, hardware 230 attributes, and available processing cycles (MIPS). 231 232 ============================================================================*/ 233 234 struct QOSRESOURCE_PROCESSOR { 235 236 struct QOSDATA data; 237 238 UINT MaxMips; /* max cpu cycles required for component */ 239 240 UINT TypicalMips; /* typical cpu cycles required */ 241 242 UINT MaxCycles; /* max cpu cycles for single iteration */ 243 244 UINT TypicalCycles; /* typical cpu cycles for single iteration */ 245 246 UINT Utilization; /* percentage of time cpu is idle */ 247 248 UINT currentLoad; 249 250 UINT predLoad; 251 252 UINT currDspFreq; 253 254 UINT predictedFreq; 255 256 257 } ; 258 259 /* ============================================================================ 260 261 name QOSRESOURCE_STREAM 262 263 264 265 desc Bridge Streams are introduced as a QoS resource structure 266 267 ============================================================================ 268 */ 269 270 struct QOSRESOURCE_STREAM { 271 272 struct QOSDATA data; 273 274 struct DSP_STRMATTR Attrs; /* Stream attributes for this stream */ 275 276 UINT Direction; /* DSP_TONODE or DSP_FROMNODE */ 277 278 }; 279 280 struct QOSDYNDEPLIB { 281 282 struct QOSDATA data; 283 284 struct DSP_UUID depLibUuid; /* UUID of Dynamic Dependent Library */ 285 286 const CHAR *depLibPath; /* Path to Dynamic Dependent Library */ 287 288 }; 289 290 /* ============================================================================ 291 292 name QOSCOMPONENT 293 294 295 296 desc Bridge Streams are introduced as a QoS resource structure 297 298 ============================================================================ 299 */ 300 301 struct QOSCOMPONENT { 302 303 struct QOSDATA data; 304 305 UINT InUse; /* Count of instances of this component in use */ 306 307 UINT aTaskId; 308 309 UINT VariantID; 310 311 UINT InterfaceID; 312 313 struct DSP_UUID NodeUuid; 314 315 PVOID dynNodePath; 316 317 struct QOSDATA *resourceList; 318 319 struct QOSDYNDEPLIB *dynDepLibList; 320 321 }; 322 323 /* ============================================================================ 324 325 name Registry-specific QOS_FN_xxx definitions 326 327 328 329 desc These are defines for the registry-specific function codes 330 331 ============================================================================ 332 */ 333 334 #define QOS_FN_GetNumDynAllocMemHeaps 1 335 336 #define QOS_FN_HasAvailableResource 2 337 338 /* ============================================================================ 339 340 name Resource-specific QOS_FN_xxx definitions 341 342 343 344 desc These are defines for the resource-specific function codes 345 346 ============================================================================ 347 */ 348 349 #define QOS_FN_ResourceIsAvailable 1 350 351 #define QOS_FN_ResourceUpdateInfo 2 352 353 // ============================================================================ 354 355 /* name DSPRegistry_Create 356 357 358 359 Implementation 360 361 Creates empty Registry, then adds all the default system resources 362 363 Parameters 364 365 none 366 367 Return 368 369 QOSREGISTRY* ptr to new system registry 370 371 NULL Failure (out of memory) 372 373 Requirement Coverage 374 375 This method addresses requirement(s): SR10085 376 377 */ 378 379 struct QOSREGISTRY *DSPRegistry_Create(); 380 381 /* ============================================================================ 382 383 name DSPRegistry_Delete 384 385 386 387 Implementation 388 389 Deletes Registry and cleans up QoS Gateway & Registry objects that it 390 owns. 391 392 Parameters 393 394 registry ptr to previously created registry 395 396 Return 397 398 none 399 400 Requirement Coverage 401 402 This method addresses requirement(s): SR10085 403 404 */ 405 406 void DSPRegistry_Delete(struct QOSREGISTRY *registry); 407 408 /* ============================================================================ 409 410 name DSPRegistry_Find 411 412 413 414 Implementation 415 416 Finds resource(s) or component(s) that match the given Id. For 417 resources, each matching 418 419 resource's TypeSpecific function is called with the function 420 ID QOS_FN_ResourceUpdateInfo to 421 422 ensure that all resources have current data in their structures. 423 424 Parameters 425 426 Id requested Id 427 428 registry system registry 429 430 ResultList ptr to results array 431 432 Size ptr to ULONG number of entries available in array 433 434 Return 435 436 DSP_OK successful 437 438 DSP_ESIZE block for results is too small 439 440 DSP_ENOTFOUND item not found 441 442 Requirement Coverage 443 444 This method addresses requirement(s): SR10008 445 446 */ 447 448 DSP_STATUS DSPRegistry_Find(UINT Id, struct QOSREGISTRY *registry, 449 struct QOSDATA **ResultList, ULONG *Size); 450 451 /* ============================================================================ 452 453 name DSPRegistry_Add 454 455 456 457 Implementation 458 459 Add given resource or component to the list 460 461 Parameters 462 463 listhead system registry (in the case of adding resources or 464 components to the system) 465 466 or component (in the case of adding required resources 467 to a component) 468 469 entry entry to add in list 470 471 Return 472 473 DSP_STATUS Error code or DSP_SOK for success 474 475 Requirement Coverage 476 477 This method addresses requirement(s): SR10085 478 479 */ 480 481 DSP_STATUS DSPRegistry_Add(struct QOSDATA *listhead, struct QOSDATA *entry); 482 483 /* ============================================================================ 484 485 name DSPRegistry_Remove 486 487 488 489 Implementation 490 491 Removes given resource or component from the list 492 493 Parameters 494 495 listhead system registry (in the case of removing resources or 496 components from the system) 497 498 or component (in the case of removing required 499 resources from a component) 500 501 entry resource or component to remove 502 503 Return 504 505 DSP_STATUS Error code or DSP_SOK for success 506 507 Requirement Coverage 508 509 This method addresses requirement(s): SR10085 510 511 */ 512 513 DSP_STATUS DSPRegistry_Remove(struct QOSDATA *listhead, struct QOSDATA *entry); 514 515 /* ============================================================================ 516 517 name DSPQos_TypeSpecific 518 519 520 521 Implementation 522 523 Calls the type-specific function defined for this data type. 524 Internally, this is implemented 525 526 as a call to the QOSDATA structure's TypeSpecific() function. 527 528 Parameters 529 530 DataObject Far pointer to the structure for the data object 531 532 FunctionCode Type-specific function code 533 534 Parameter1 Function-specific parameter 535 536 Return 537 538 ULONG Function-specific return code. 539 540 Requirement Coverage 541 542 This method addresses requirement(s): SR10085, SR10008 543 544 */ 545 546 ULONG DSPQos_TypeSpecific(struct QOSDATA *DataObject, ULONG FunctionCode, 547 ULONG Parameter1); 548 549 /* ============================================================================ 550 551 name DSPComponent_Register 552 553 554 555 Implementation 556 557 Informs Registry that the given component is using system resources. 558 Internally, this 559 560 increments the InUse field of the QOSCOMPONENT structure. 561 562 Parameters 563 564 registry system registry 565 566 comp component using system resources 567 568 Return 569 570 DSP_STATUS Error code or DSP_SOK for success 571 572 Requirement Coverage 573 574 This method addresses requirement(s): SR10085 575 576 */ 577 578 DSP_STATUS DSPComponent_Register(struct QOSREGISTRY *registry, 579 struct QOSCOMPONENT *comp); 580 581 /* ============================================================================ 582 583 name DSPComponent_Unregister 584 585 586 587 Implementation 588 589 Informs Registry that component is no longer using system resources. 590 Internally, this 591 592 decrements the InUse field of the QOSCOMPONENT structure. 593 594 Parameters 595 596 registry system registry 597 598 comp component releasing system resources 599 600 Return 601 602 DSP_STATUS Error code or DSP_SOK for success 603 604 Requirement Coverage 605 606 This method addresses requirement(s): SR10085 607 608 */ 609 610 DSP_STATUS DSPComponent_Unregister(struct QOSREGISTRY *registry, 611 struct QOSCOMPONENT *comp); 612 613 /* ============================================================================ 614 615 name DSPData_Create 616 617 618 619 Implementation 620 621 Allocates and initializes a QOSDATA structure. 622 623 Parameters 624 625 id type of data 626 627 Return 628 629 QOSDATA * ptr to data structure or NULL for failure 630 631 Requirement Coverage 632 633 This method addresses requirement(s): 634 635 */ 636 637 struct QOSDATA *DSPData_Create(ULONG id); 638 639 /* ============================================================================ 640 641 name DSPData_Delete 642 643 644 645 Implementation 646 647 Deletes a QOSDATA structure, recursively deleting any associated lists. 648 649 Parameters 650 651 data ptr to data structure to delete 652 653 Return 654 655 DSP_STATUS Error code or DSP_SOK for success 656 657 Requirement Coverage 658 659 This method addresses requirement(s): 660 661 */ 662 663 DSP_STATUS DSPData_Delete(struct QOSDATA *data); 664 665 /* ============================================================================ 666 667 name DSPData_IsResource 668 669 670 671 Implementation 672 673 Determines whether a QOSDATA structure Id is a "resource" type ID. 674 675 Parameters 676 677 Id type ID to check 678 679 Return 680 681 bool TRUE for resources, FALSE otherwise. 682 683 Requirement Coverage 684 685 This method addresses requirement(s): 686 687 */ 688 689 bool DSPData_IsResource(ULONG Id); 690 691 #endif 692 693
