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1 | /** @file\r | |
2 | \r | |
3 | Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r | |
4 | Copyright (c) 2011 - 2016, ARM Ltd. All rights reserved.<BR>\r | |
5 | Copyright (c) 2020 - 2021, NUVIA Inc. All rights reserved.<BR>\r | |
6 | \r | |
7 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
8 | \r | |
9 | **/\r | |
10 | \r | |
11 | #ifndef ARM_LIB_H_\r | |
12 | #define ARM_LIB_H_\r | |
13 | \r | |
14 | #include <Uefi/UefiBaseType.h>\r | |
15 | \r | |
16 | #ifdef MDE_CPU_ARM\r | |
17 | #include <Chipset/ArmV7.h>\r | |
18 | #elif defined(MDE_CPU_AARCH64)\r | |
19 | #include <Chipset/AArch64.h>\r | |
20 | #else\r | |
21 | #error "Unknown chipset."\r | |
22 | #endif\r | |
23 | \r | |
24 | #define EFI_MEMORY_CACHETYPE_MASK (EFI_MEMORY_UC | EFI_MEMORY_WC | \\r | |
25 | EFI_MEMORY_WT | EFI_MEMORY_WB | \\r | |
26 | EFI_MEMORY_UCE)\r | |
27 | \r | |
28 | /**\r | |
29 | * The UEFI firmware must not use the ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_* attributes.\r | |
30 | *\r | |
31 | * The Non Secure memory attribute (ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_*) should only\r | |
32 | * be used in Secure World to distinguished Secure to Non-Secure memory.\r | |
33 | */\r | |
34 | typedef enum {\r | |
35 | ARM_MEMORY_REGION_ATTRIBUTE_UNCACHED_UNBUFFERED = 0,\r | |
36 | ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_UNCACHED_UNBUFFERED,\r | |
37 | ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK,\r | |
38 | ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_WRITE_BACK,\r | |
39 | \r | |
40 | // On some platforms, memory mapped flash region is designed as not supporting\r | |
41 | // shareable attribute, so WRITE_BACK_NONSHAREABLE is added for such special\r | |
42 | // need.\r | |
43 | // Do NOT use below two attributes if you are not sure.\r | |
44 | ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK_NONSHAREABLE,\r | |
45 | ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_WRITE_BACK_NONSHAREABLE,\r | |
46 | \r | |
47 | ARM_MEMORY_REGION_ATTRIBUTE_WRITE_THROUGH,\r | |
48 | ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_WRITE_THROUGH,\r | |
49 | ARM_MEMORY_REGION_ATTRIBUTE_DEVICE,\r | |
50 | ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_DEVICE\r | |
51 | } ARM_MEMORY_REGION_ATTRIBUTES;\r | |
52 | \r | |
53 | #define IS_ARM_MEMORY_REGION_ATTRIBUTES_SECURE(attr) ((UINT32)(attr) & 1)\r | |
54 | \r | |
55 | typedef struct {\r | |
56 | EFI_PHYSICAL_ADDRESS PhysicalBase;\r | |
57 | EFI_VIRTUAL_ADDRESS VirtualBase;\r | |
58 | UINT64 Length;\r | |
59 | ARM_MEMORY_REGION_ATTRIBUTES Attributes;\r | |
60 | } ARM_MEMORY_REGION_DESCRIPTOR;\r | |
61 | \r | |
62 | typedef VOID (*CACHE_OPERATION)(VOID);\r | |
63 | typedef VOID (*LINE_OPERATION)(UINTN);\r | |
64 | \r | |
65 | //\r | |
66 | // ARM Processor Mode\r | |
67 | //\r | |
68 | typedef enum {\r | |
69 | ARM_PROCESSOR_MODE_USER = 0x10,\r | |
70 | ARM_PROCESSOR_MODE_FIQ = 0x11,\r | |
71 | ARM_PROCESSOR_MODE_IRQ = 0x12,\r | |
72 | ARM_PROCESSOR_MODE_SUPERVISOR = 0x13,\r | |
73 | ARM_PROCESSOR_MODE_ABORT = 0x17,\r | |
74 | ARM_PROCESSOR_MODE_HYP = 0x1A,\r | |
75 | ARM_PROCESSOR_MODE_UNDEFINED = 0x1B,\r | |
76 | ARM_PROCESSOR_MODE_SYSTEM = 0x1F,\r | |
77 | ARM_PROCESSOR_MODE_MASK = 0x1F\r | |
78 | } ARM_PROCESSOR_MODE;\r | |
79 | \r | |
80 | //\r | |
81 | // ARM Cpu IDs\r | |
82 | //\r | |
83 | #define ARM_CPU_IMPLEMENTER_MASK (0xFFU << 24)\r | |
84 | #define ARM_CPU_IMPLEMENTER_ARMLTD (0x41U << 24)\r | |
85 | #define ARM_CPU_IMPLEMENTER_DEC (0x44U << 24)\r | |
86 | #define ARM_CPU_IMPLEMENTER_MOT (0x4DU << 24)\r | |
87 | #define ARM_CPU_IMPLEMENTER_QUALCOMM (0x51U << 24)\r | |
88 | #define ARM_CPU_IMPLEMENTER_MARVELL (0x56U << 24)\r | |
89 | \r | |
90 | #define ARM_CPU_PRIMARY_PART_MASK (0xFFF << 4)\r | |
91 | #define ARM_CPU_PRIMARY_PART_CORTEXA5 (0xC05 << 4)\r | |
92 | #define ARM_CPU_PRIMARY_PART_CORTEXA7 (0xC07 << 4)\r | |
93 | #define ARM_CPU_PRIMARY_PART_CORTEXA8 (0xC08 << 4)\r | |
94 | #define ARM_CPU_PRIMARY_PART_CORTEXA9 (0xC09 << 4)\r | |
95 | #define ARM_CPU_PRIMARY_PART_CORTEXA15 (0xC0F << 4)\r | |
96 | \r | |
97 | //\r | |
98 | // ARM MP Core IDs\r | |
99 | //\r | |
100 | #define ARM_CORE_AFF0 0xFF\r | |
101 | #define ARM_CORE_AFF1 (0xFF << 8)\r | |
102 | #define ARM_CORE_AFF2 (0xFF << 16)\r | |
103 | #define ARM_CORE_AFF3 (0xFFULL << 32)\r | |
104 | \r | |
105 | #define ARM_CORE_MASK ARM_CORE_AFF0\r | |
106 | #define ARM_CLUSTER_MASK ARM_CORE_AFF1\r | |
107 | #define GET_CORE_ID(MpId) ((MpId) & ARM_CORE_MASK)\r | |
108 | #define GET_CLUSTER_ID(MpId) (((MpId) & ARM_CLUSTER_MASK) >> 8)\r | |
109 | #define GET_MPID(ClusterId, CoreId) (((ClusterId) << 8) | (CoreId))\r | |
110 | #define PRIMARY_CORE_ID (PcdGet32(PcdArmPrimaryCore) & ARM_CORE_MASK)\r | |
111 | \r | |
112 | /** Reads the CCSIDR register for the specified cache.\r | |
113 | \r | |
114 | @param CSSELR The CSSELR cache selection register value.\r | |
115 | \r | |
116 | @return The contents of the CCSIDR_EL1 register for the specified cache, when in AARCH64 mode.\r | |
117 | Returns the contents of the CCSIDR register in AARCH32 mode.\r | |
118 | **/\r | |
119 | UINTN\r | |
120 | ReadCCSIDR (\r | |
121 | IN UINT32 CSSELR\r | |
122 | );\r | |
123 | \r | |
124 | /** Reads the CCSIDR2 for the specified cache.\r | |
125 | \r | |
126 | @param CSSELR The CSSELR cache selection register value\r | |
127 | \r | |
128 | @return The contents of the CCSIDR2 register for the specified cache.\r | |
129 | **/\r | |
130 | UINT32\r | |
131 | ReadCCSIDR2 (\r | |
132 | IN UINT32 CSSELR\r | |
133 | );\r | |
134 | \r | |
135 | /** Reads the Cache Level ID (CLIDR) register.\r | |
136 | \r | |
137 | @return The contents of the CLIDR_EL1 register.\r | |
138 | **/\r | |
139 | UINT32\r | |
140 | ReadCLIDR (\r | |
141 | VOID\r | |
142 | );\r | |
143 | \r | |
144 | UINTN\r | |
145 | EFIAPI\r | |
146 | ArmDataCacheLineLength (\r | |
147 | VOID\r | |
148 | );\r | |
149 | \r | |
150 | UINTN\r | |
151 | EFIAPI\r | |
152 | ArmInstructionCacheLineLength (\r | |
153 | VOID\r | |
154 | );\r | |
155 | \r | |
156 | UINTN\r | |
157 | EFIAPI\r | |
158 | ArmCacheWritebackGranule (\r | |
159 | VOID\r | |
160 | );\r | |
161 | \r | |
162 | UINTN\r | |
163 | EFIAPI\r | |
164 | ArmIsArchTimerImplemented (\r | |
165 | VOID\r | |
166 | );\r | |
167 | \r | |
168 | UINTN\r | |
169 | EFIAPI\r | |
170 | ArmCacheInfo (\r | |
171 | VOID\r | |
172 | );\r | |
173 | \r | |
174 | BOOLEAN\r | |
175 | EFIAPI\r | |
176 | ArmIsMpCore (\r | |
177 | VOID\r | |
178 | );\r | |
179 | \r | |
180 | VOID\r | |
181 | EFIAPI\r | |
182 | ArmInvalidateDataCache (\r | |
183 | VOID\r | |
184 | );\r | |
185 | \r | |
186 | \r | |
187 | VOID\r | |
188 | EFIAPI\r | |
189 | ArmCleanInvalidateDataCache (\r | |
190 | VOID\r | |
191 | );\r | |
192 | \r | |
193 | VOID\r | |
194 | EFIAPI\r | |
195 | ArmCleanDataCache (\r | |
196 | VOID\r | |
197 | );\r | |
198 | \r | |
199 | VOID\r | |
200 | EFIAPI\r | |
201 | ArmInvalidateInstructionCache (\r | |
202 | VOID\r | |
203 | );\r | |
204 | \r | |
205 | VOID\r | |
206 | EFIAPI\r | |
207 | ArmInvalidateDataCacheEntryByMVA (\r | |
208 | IN UINTN Address\r | |
209 | );\r | |
210 | \r | |
211 | VOID\r | |
212 | EFIAPI\r | |
213 | ArmCleanDataCacheEntryToPoUByMVA (\r | |
214 | IN UINTN Address\r | |
215 | );\r | |
216 | \r | |
217 | VOID\r | |
218 | EFIAPI\r | |
219 | ArmInvalidateInstructionCacheEntryToPoUByMVA (\r | |
220 | IN UINTN Address\r | |
221 | );\r | |
222 | \r | |
223 | VOID\r | |
224 | EFIAPI\r | |
225 | ArmCleanDataCacheEntryByMVA (\r | |
226 | IN UINTN Address\r | |
227 | );\r | |
228 | \r | |
229 | VOID\r | |
230 | EFIAPI\r | |
231 | ArmCleanInvalidateDataCacheEntryByMVA (\r | |
232 | IN UINTN Address\r | |
233 | );\r | |
234 | \r | |
235 | VOID\r | |
236 | EFIAPI\r | |
237 | ArmEnableDataCache (\r | |
238 | VOID\r | |
239 | );\r | |
240 | \r | |
241 | VOID\r | |
242 | EFIAPI\r | |
243 | ArmDisableDataCache (\r | |
244 | VOID\r | |
245 | );\r | |
246 | \r | |
247 | VOID\r | |
248 | EFIAPI\r | |
249 | ArmEnableInstructionCache (\r | |
250 | VOID\r | |
251 | );\r | |
252 | \r | |
253 | VOID\r | |
254 | EFIAPI\r | |
255 | ArmDisableInstructionCache (\r | |
256 | VOID\r | |
257 | );\r | |
258 | \r | |
259 | VOID\r | |
260 | EFIAPI\r | |
261 | ArmEnableMmu (\r | |
262 | VOID\r | |
263 | );\r | |
264 | \r | |
265 | VOID\r | |
266 | EFIAPI\r | |
267 | ArmDisableMmu (\r | |
268 | VOID\r | |
269 | );\r | |
270 | \r | |
271 | VOID\r | |
272 | EFIAPI\r | |
273 | ArmEnableCachesAndMmu (\r | |
274 | VOID\r | |
275 | );\r | |
276 | \r | |
277 | VOID\r | |
278 | EFIAPI\r | |
279 | ArmDisableCachesAndMmu (\r | |
280 | VOID\r | |
281 | );\r | |
282 | \r | |
283 | VOID\r | |
284 | EFIAPI\r | |
285 | ArmEnableInterrupts (\r | |
286 | VOID\r | |
287 | );\r | |
288 | \r | |
289 | UINTN\r | |
290 | EFIAPI\r | |
291 | ArmDisableInterrupts (\r | |
292 | VOID\r | |
293 | );\r | |
294 | \r | |
295 | BOOLEAN\r | |
296 | EFIAPI\r | |
297 | ArmGetInterruptState (\r | |
298 | VOID\r | |
299 | );\r | |
300 | \r | |
301 | VOID\r | |
302 | EFIAPI\r | |
303 | ArmEnableAsynchronousAbort (\r | |
304 | VOID\r | |
305 | );\r | |
306 | \r | |
307 | UINTN\r | |
308 | EFIAPI\r | |
309 | ArmDisableAsynchronousAbort (\r | |
310 | VOID\r | |
311 | );\r | |
312 | \r | |
313 | VOID\r | |
314 | EFIAPI\r | |
315 | ArmEnableIrq (\r | |
316 | VOID\r | |
317 | );\r | |
318 | \r | |
319 | UINTN\r | |
320 | EFIAPI\r | |
321 | ArmDisableIrq (\r | |
322 | VOID\r | |
323 | );\r | |
324 | \r | |
325 | VOID\r | |
326 | EFIAPI\r | |
327 | ArmEnableFiq (\r | |
328 | VOID\r | |
329 | );\r | |
330 | \r | |
331 | UINTN\r | |
332 | EFIAPI\r | |
333 | ArmDisableFiq (\r | |
334 | VOID\r | |
335 | );\r | |
336 | \r | |
337 | BOOLEAN\r | |
338 | EFIAPI\r | |
339 | ArmGetFiqState (\r | |
340 | VOID\r | |
341 | );\r | |
342 | \r | |
343 | /**\r | |
344 | * Invalidate Data and Instruction TLBs\r | |
345 | */\r | |
346 | VOID\r | |
347 | EFIAPI\r | |
348 | ArmInvalidateTlb (\r | |
349 | VOID\r | |
350 | );\r | |
351 | \r | |
352 | VOID\r | |
353 | EFIAPI\r | |
354 | ArmUpdateTranslationTableEntry (\r | |
355 | IN VOID *TranslationTableEntry,\r | |
356 | IN VOID *Mva\r | |
357 | );\r | |
358 | \r | |
359 | VOID\r | |
360 | EFIAPI\r | |
361 | ArmSetDomainAccessControl (\r | |
362 | IN UINT32 Domain\r | |
363 | );\r | |
364 | \r | |
365 | VOID\r | |
366 | EFIAPI\r | |
367 | ArmSetTTBR0 (\r | |
368 | IN VOID *TranslationTableBase\r | |
369 | );\r | |
370 | \r | |
371 | VOID\r | |
372 | EFIAPI\r | |
373 | ArmSetTTBCR (\r | |
374 | IN UINT32 Bits\r | |
375 | );\r | |
376 | \r | |
377 | VOID *\r | |
378 | EFIAPI\r | |
379 | ArmGetTTBR0BaseAddress (\r | |
380 | VOID\r | |
381 | );\r | |
382 | \r | |
383 | BOOLEAN\r | |
384 | EFIAPI\r | |
385 | ArmMmuEnabled (\r | |
386 | VOID\r | |
387 | );\r | |
388 | \r | |
389 | VOID\r | |
390 | EFIAPI\r | |
391 | ArmEnableBranchPrediction (\r | |
392 | VOID\r | |
393 | );\r | |
394 | \r | |
395 | VOID\r | |
396 | EFIAPI\r | |
397 | ArmDisableBranchPrediction (\r | |
398 | VOID\r | |
399 | );\r | |
400 | \r | |
401 | VOID\r | |
402 | EFIAPI\r | |
403 | ArmSetLowVectors (\r | |
404 | VOID\r | |
405 | );\r | |
406 | \r | |
407 | VOID\r | |
408 | EFIAPI\r | |
409 | ArmSetHighVectors (\r | |
410 | VOID\r | |
411 | );\r | |
412 | \r | |
413 | VOID\r | |
414 | EFIAPI\r | |
415 | ArmDataMemoryBarrier (\r | |
416 | VOID\r | |
417 | );\r | |
418 | \r | |
419 | VOID\r | |
420 | EFIAPI\r | |
421 | ArmDataSynchronizationBarrier (\r | |
422 | VOID\r | |
423 | );\r | |
424 | \r | |
425 | VOID\r | |
426 | EFIAPI\r | |
427 | ArmInstructionSynchronizationBarrier (\r | |
428 | VOID\r | |
429 | );\r | |
430 | \r | |
431 | VOID\r | |
432 | EFIAPI\r | |
433 | ArmWriteVBar (\r | |
434 | IN UINTN VectorBase\r | |
435 | );\r | |
436 | \r | |
437 | UINTN\r | |
438 | EFIAPI\r | |
439 | ArmReadVBar (\r | |
440 | VOID\r | |
441 | );\r | |
442 | \r | |
443 | VOID\r | |
444 | EFIAPI\r | |
445 | ArmWriteAuxCr (\r | |
446 | IN UINT32 Bit\r | |
447 | );\r | |
448 | \r | |
449 | UINT32\r | |
450 | EFIAPI\r | |
451 | ArmReadAuxCr (\r | |
452 | VOID\r | |
453 | );\r | |
454 | \r | |
455 | VOID\r | |
456 | EFIAPI\r | |
457 | ArmSetAuxCrBit (\r | |
458 | IN UINT32 Bits\r | |
459 | );\r | |
460 | \r | |
461 | VOID\r | |
462 | EFIAPI\r | |
463 | ArmUnsetAuxCrBit (\r | |
464 | IN UINT32 Bits\r | |
465 | );\r | |
466 | \r | |
467 | VOID\r | |
468 | EFIAPI\r | |
469 | ArmCallSEV (\r | |
470 | VOID\r | |
471 | );\r | |
472 | \r | |
473 | VOID\r | |
474 | EFIAPI\r | |
475 | ArmCallWFE (\r | |
476 | VOID\r | |
477 | );\r | |
478 | \r | |
479 | VOID\r | |
480 | EFIAPI\r | |
481 | ArmCallWFI (\r | |
482 | \r | |
483 | VOID\r | |
484 | );\r | |
485 | \r | |
486 | UINTN\r | |
487 | EFIAPI\r | |
488 | ArmReadMpidr (\r | |
489 | VOID\r | |
490 | );\r | |
491 | \r | |
492 | UINTN\r | |
493 | EFIAPI\r | |
494 | ArmReadMidr (\r | |
495 | VOID\r | |
496 | );\r | |
497 | \r | |
498 | UINT32\r | |
499 | EFIAPI\r | |
500 | ArmReadCpacr (\r | |
501 | VOID\r | |
502 | );\r | |
503 | \r | |
504 | VOID\r | |
505 | EFIAPI\r | |
506 | ArmWriteCpacr (\r | |
507 | IN UINT32 Access\r | |
508 | );\r | |
509 | \r | |
510 | VOID\r | |
511 | EFIAPI\r | |
512 | ArmEnableVFP (\r | |
513 | VOID\r | |
514 | );\r | |
515 | \r | |
516 | /**\r | |
517 | Get the Secure Configuration Register value\r | |
518 | \r | |
519 | @return Value read from the Secure Configuration Register\r | |
520 | \r | |
521 | **/\r | |
522 | UINT32\r | |
523 | EFIAPI\r | |
524 | ArmReadScr (\r | |
525 | VOID\r | |
526 | );\r | |
527 | \r | |
528 | /**\r | |
529 | Set the Secure Configuration Register\r | |
530 | \r | |
531 | @param Value Value to write to the Secure Configuration Register\r | |
532 | \r | |
533 | **/\r | |
534 | VOID\r | |
535 | EFIAPI\r | |
536 | ArmWriteScr (\r | |
537 | IN UINT32 Value\r | |
538 | );\r | |
539 | \r | |
540 | UINT32\r | |
541 | EFIAPI\r | |
542 | ArmReadMVBar (\r | |
543 | VOID\r | |
544 | );\r | |
545 | \r | |
546 | VOID\r | |
547 | EFIAPI\r | |
548 | ArmWriteMVBar (\r | |
549 | IN UINT32 VectorMonitorBase\r | |
550 | );\r | |
551 | \r | |
552 | UINT32\r | |
553 | EFIAPI\r | |
554 | ArmReadSctlr (\r | |
555 | VOID\r | |
556 | );\r | |
557 | \r | |
558 | VOID\r | |
559 | EFIAPI\r | |
560 | ArmWriteSctlr (\r | |
561 | IN UINT32 Value\r | |
562 | );\r | |
563 | \r | |
564 | UINTN\r | |
565 | EFIAPI\r | |
566 | ArmReadHVBar (\r | |
567 | VOID\r | |
568 | );\r | |
569 | \r | |
570 | VOID\r | |
571 | EFIAPI\r | |
572 | ArmWriteHVBar (\r | |
573 | IN UINTN HypModeVectorBase\r | |
574 | );\r | |
575 | \r | |
576 | \r | |
577 | //\r | |
578 | // Helper functions for accessing CPU ACTLR\r | |
579 | //\r | |
580 | \r | |
581 | UINTN\r | |
582 | EFIAPI\r | |
583 | ArmReadCpuActlr (\r | |
584 | VOID\r | |
585 | );\r | |
586 | \r | |
587 | VOID\r | |
588 | EFIAPI\r | |
589 | ArmWriteCpuActlr (\r | |
590 | IN UINTN Val\r | |
591 | );\r | |
592 | \r | |
593 | VOID\r | |
594 | EFIAPI\r | |
595 | ArmSetCpuActlrBit (\r | |
596 | IN UINTN Bits\r | |
597 | );\r | |
598 | \r | |
599 | VOID\r | |
600 | EFIAPI\r | |
601 | ArmUnsetCpuActlrBit (\r | |
602 | IN UINTN Bits\r | |
603 | );\r | |
604 | \r | |
605 | //\r | |
606 | // Accessors for the architected generic timer registers\r | |
607 | //\r | |
608 | \r | |
609 | #define ARM_ARCH_TIMER_ENABLE (1 << 0)\r | |
610 | #define ARM_ARCH_TIMER_IMASK (1 << 1)\r | |
611 | #define ARM_ARCH_TIMER_ISTATUS (1 << 2)\r | |
612 | \r | |
613 | UINTN\r | |
614 | EFIAPI\r | |
615 | ArmReadCntFrq (\r | |
616 | VOID\r | |
617 | );\r | |
618 | \r | |
619 | VOID\r | |
620 | EFIAPI\r | |
621 | ArmWriteCntFrq (\r | |
622 | UINTN FreqInHz\r | |
623 | );\r | |
624 | \r | |
625 | UINT64\r | |
626 | EFIAPI\r | |
627 | ArmReadCntPct (\r | |
628 | VOID\r | |
629 | );\r | |
630 | \r | |
631 | UINTN\r | |
632 | EFIAPI\r | |
633 | ArmReadCntkCtl (\r | |
634 | VOID\r | |
635 | );\r | |
636 | \r | |
637 | VOID\r | |
638 | EFIAPI\r | |
639 | ArmWriteCntkCtl (\r | |
640 | UINTN Val\r | |
641 | );\r | |
642 | \r | |
643 | UINTN\r | |
644 | EFIAPI\r | |
645 | ArmReadCntpTval (\r | |
646 | VOID\r | |
647 | );\r | |
648 | \r | |
649 | VOID\r | |
650 | EFIAPI\r | |
651 | ArmWriteCntpTval (\r | |
652 | UINTN Val\r | |
653 | );\r | |
654 | \r | |
655 | UINTN\r | |
656 | EFIAPI\r | |
657 | ArmReadCntpCtl (\r | |
658 | VOID\r | |
659 | );\r | |
660 | \r | |
661 | VOID\r | |
662 | EFIAPI\r | |
663 | ArmWriteCntpCtl (\r | |
664 | UINTN Val\r | |
665 | );\r | |
666 | \r | |
667 | UINTN\r | |
668 | EFIAPI\r | |
669 | ArmReadCntvTval (\r | |
670 | VOID\r | |
671 | );\r | |
672 | \r | |
673 | VOID\r | |
674 | EFIAPI\r | |
675 | ArmWriteCntvTval (\r | |
676 | UINTN Val\r | |
677 | );\r | |
678 | \r | |
679 | UINTN\r | |
680 | EFIAPI\r | |
681 | ArmReadCntvCtl (\r | |
682 | VOID\r | |
683 | );\r | |
684 | \r | |
685 | VOID\r | |
686 | EFIAPI\r | |
687 | ArmWriteCntvCtl (\r | |
688 | UINTN Val\r | |
689 | );\r | |
690 | \r | |
691 | UINT64\r | |
692 | EFIAPI\r | |
693 | ArmReadCntvCt (\r | |
694 | VOID\r | |
695 | );\r | |
696 | \r | |
697 | UINT64\r | |
698 | EFIAPI\r | |
699 | ArmReadCntpCval (\r | |
700 | VOID\r | |
701 | );\r | |
702 | \r | |
703 | VOID\r | |
704 | EFIAPI\r | |
705 | ArmWriteCntpCval (\r | |
706 | UINT64 Val\r | |
707 | );\r | |
708 | \r | |
709 | UINT64\r | |
710 | EFIAPI\r | |
711 | ArmReadCntvCval (\r | |
712 | VOID\r | |
713 | );\r | |
714 | \r | |
715 | VOID\r | |
716 | EFIAPI\r | |
717 | ArmWriteCntvCval (\r | |
718 | UINT64 Val\r | |
719 | );\r | |
720 | \r | |
721 | UINT64\r | |
722 | EFIAPI\r | |
723 | ArmReadCntvOff (\r | |
724 | VOID\r | |
725 | );\r | |
726 | \r | |
727 | VOID\r | |
728 | EFIAPI\r | |
729 | ArmWriteCntvOff (\r | |
730 | UINT64 Val\r | |
731 | );\r | |
732 | \r | |
733 | UINTN\r | |
734 | EFIAPI\r | |
735 | ArmGetPhysicalAddressBits (\r | |
736 | VOID\r | |
737 | );\r | |
738 | \r | |
739 | \r | |
740 | ///\r | |
741 | /// ID Register Helper functions\r | |
742 | ///\r | |
743 | \r | |
744 | /**\r | |
745 | Check whether the CPU supports the GIC system register interface (any version)\r | |
746 | \r | |
747 | @return Whether GIC System Register Interface is supported\r | |
748 | \r | |
749 | **/\r | |
750 | BOOLEAN\r | |
751 | EFIAPI\r | |
752 | ArmHasGicSystemRegisters (\r | |
753 | VOID\r | |
754 | );\r | |
755 | \r | |
756 | /** Checks if CCIDX is implemented.\r | |
757 | \r | |
758 | @retval TRUE CCIDX is implemented.\r | |
759 | @retval FALSE CCIDX is not implemented.\r | |
760 | **/\r | |
761 | BOOLEAN\r | |
762 | EFIAPI\r | |
763 | ArmHasCcidx (\r | |
764 | VOID\r | |
765 | );\r | |
766 | \r | |
767 | #ifdef MDE_CPU_ARM\r | |
768 | ///\r | |
769 | /// AArch32-only ID Register Helper functions\r | |
770 | ///\r | |
771 | /**\r | |
772 | Check whether the CPU supports the Security extensions\r | |
773 | \r | |
774 | @return Whether the Security extensions are implemented\r | |
775 | \r | |
776 | **/\r | |
777 | BOOLEAN\r | |
778 | EFIAPI\r | |
779 | ArmHasSecurityExtensions (\r | |
780 | VOID\r | |
781 | );\r | |
782 | #endif // MDE_CPU_ARM\r | |
783 | \r | |
784 | #endif // ARM_LIB_H_\r |