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2ef2b01e | 1 | /** @file\r |
a7463b30 | 2 | UncachedMemoryAllocation lib that uses DXE Service to change cachability for\r |
883b666e | 3 | a buffer.\r |
2ef2b01e | 4 | \r |
d6ebcab7 | 5 | Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>\r |
1a70a690 | 6 | Copyright (c) 2014, AMR Ltd. All rights reserved.<BR>\r |
3402aac7 | 7 | \r |
d6ebcab7 | 8 | This program and the accompanying materials\r |
2ef2b01e A |
9 | are licensed and made available under the terms and conditions of the BSD License\r |
10 | which accompanies this distribution. The full text of the license may be found at\r | |
11 | http://opensource.org/licenses/bsd-license.php\r | |
12 | \r | |
13 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
14 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
15 | \r | |
16 | **/\r | |
17 | \r | |
44c01161 | 18 | #include <Base.h>\r |
883b666e | 19 | #include <Library/BaseLib.h>\r |
2ef2b01e | 20 | #include <Library/BaseMemoryLib.h>\r |
883b666e | 21 | #include <Library/MemoryAllocationLib.h>\r |
2ef2b01e A |
22 | #include <Library/DebugLib.h>\r |
23 | #include <Library/UefiBootServicesTableLib.h>\r | |
24 | #include <Library/UncachedMemoryAllocationLib.h>\r | |
25 | #include <Library/PcdLib.h>\r | |
26 | #include <Library/ArmLib.h>\r | |
883b666e | 27 | #include <Library/DxeServicesTableLib.h>\r |
e266db59 | 28 | #include <Library/CacheMaintenanceLib.h>\r |
883b666e | 29 | \r |
883b666e | 30 | VOID *\r |
31 | UncachedInternalAllocatePages (\r | |
3402aac7 | 32 | IN EFI_MEMORY_TYPE MemoryType,\r |
883b666e | 33 | IN UINTN Pages\r |
34 | );\r | |
35 | \r | |
36 | VOID *\r | |
37 | UncachedInternalAllocateAlignedPages (\r | |
3402aac7 | 38 | IN EFI_MEMORY_TYPE MemoryType,\r |
883b666e | 39 | IN UINTN Pages,\r |
40 | IN UINTN Alignment\r | |
41 | );\r | |
3402aac7 RC |
42 | \r |
43 | \r | |
2ef2b01e | 44 | \r |
883b666e | 45 | //\r |
46 | // Assume all of memory has the same cache attributes, unless we do our magic\r | |
47 | //\r | |
48 | UINT64 gAttributes;\r | |
49 | \r | |
50 | typedef struct {\r | |
1a70a690 OM |
51 | EFI_PHYSICAL_ADDRESS Base;\r |
52 | VOID *Allocation;\r | |
53 | UINTN Pages;\r | |
54 | EFI_MEMORY_TYPE MemoryType;\r | |
55 | BOOLEAN Allocated;\r | |
56 | LIST_ENTRY Link;\r | |
883b666e | 57 | } FREE_PAGE_NODE;\r |
58 | \r | |
1a70a690 OM |
59 | STATIC LIST_ENTRY mPageList = INITIALIZE_LIST_HEAD_VARIABLE (mPageList);\r |
60 | // Track the size of the non-allocated buffer in the linked-list\r | |
61 | STATIC UINTN mFreedBufferSize = 0;\r | |
883b666e | 62 | \r |
1a70a690 OM |
63 | /**\r |
64 | * This function firstly checks if the requested allocation can fit into one\r | |
65 | * of the previously allocated buffer.\r | |
66 | * If the requested allocation does not fit in the existing pool then\r | |
67 | * the function makes a new allocation.\r | |
68 | *\r | |
69 | * @param MemoryType Type of memory requested for the new allocation\r | |
70 | * @param Pages Number of requested page\r | |
71 | * @param Alignment Required alignment\r | |
72 | * @param Allocation Address of the newly allocated buffer\r | |
73 | *\r | |
74 | * @return EFI_SUCCESS If the function manage to allocate a buffer\r | |
75 | * @return !EFI_SUCCESS If the function did not manage to allocate a buffer\r | |
76 | */\r | |
77 | STATIC\r | |
78 | EFI_STATUS\r | |
79 | AllocatePagesFromList (\r | |
80 | IN EFI_MEMORY_TYPE MemoryType,\r | |
81 | IN UINTN Pages,\r | |
82 | IN UINTN Alignment,\r | |
83 | OUT VOID **Allocation\r | |
2ef2b01e A |
84 | )\r |
85 | {\r | |
1a70a690 OM |
86 | EFI_STATUS Status;\r |
87 | LIST_ENTRY *Link;\r | |
88 | FREE_PAGE_NODE *Node;\r | |
883b666e | 89 | FREE_PAGE_NODE *NewNode;\r |
1a70a690 OM |
90 | UINTN AlignmentMask;\r |
91 | EFI_PHYSICAL_ADDRESS Memory;\r | |
92 | EFI_GCD_MEMORY_SPACE_DESCRIPTOR Descriptor;\r | |
93 | \r | |
94 | // Alignment must be a power of two or zero.\r | |
95 | ASSERT ((Alignment & (Alignment - 1)) == 0);\r | |
96 | \r | |
97 | //\r | |
98 | // Look in our list for the smallest page that could satisfy the new allocation\r | |
99 | //\r | |
95ac787f | 100 | Node = NULL;\r |
1a70a690 OM |
101 | NewNode = NULL;\r |
102 | for (Link = mPageList.ForwardLink; Link != &mPageList; Link = Link->ForwardLink) {\r | |
103 | Node = BASE_CR (Link, FREE_PAGE_NODE, Link);\r | |
104 | if ((Node->Allocated == FALSE) && (Node->MemoryType == MemoryType)) {\r | |
105 | // We have a node that fits our requirements\r | |
106 | if (((UINTN)Node->Base & (Alignment - 1)) == 0) {\r | |
107 | // We found a page that matches the page size\r | |
108 | if (Node->Pages == Pages) {\r | |
109 | Node->Allocated = TRUE;\r | |
110 | Node->Allocation = (VOID*)(UINTN)Node->Base;\r | |
111 | *Allocation = Node->Allocation;\r | |
112 | \r | |
113 | // Update the size of the freed buffer\r | |
114 | mFreedBufferSize -= Pages * EFI_PAGE_SIZE;\r | |
115 | return EFI_SUCCESS;\r | |
116 | } else if (Node->Pages > Pages) {\r | |
117 | if (NewNode == NULL) {\r | |
118 | // It is the first node that could contain our new allocation\r | |
119 | NewNode = Node;\r | |
120 | } else if (NewNode->Pages > Node->Pages) {\r | |
121 | // This node offers a smaller number of page.\r | |
122 | NewNode = Node;\r | |
123 | }\r | |
124 | }\r | |
125 | }\r | |
126 | }\r | |
127 | }\r | |
128 | // Check if we have found a node that could contain our new allocation\r | |
129 | if (NewNode != NULL) {\r | |
da705630 HG |
130 | NewNode->Allocated = TRUE;\r |
131 | NewNode->Allocation = (VOID*)(UINTN)NewNode->Base;\r | |
132 | *Allocation = NewNode->Allocation;\r | |
133 | mFreedBufferSize -= NewNode->Pages * EFI_PAGE_SIZE;\r | |
1a70a690 OM |
134 | return EFI_SUCCESS;\r |
135 | }\r | |
3402aac7 | 136 | \r |
1a70a690 OM |
137 | //\r |
138 | // Otherwise, we need to allocate a new buffer\r | |
139 | //\r | |
140 | \r | |
141 | // We do not want to over-allocate in case the alignment requirement does not\r | |
142 | // require extra pages\r | |
143 | if (Alignment > EFI_PAGE_SIZE) {\r | |
144 | AlignmentMask = Alignment - 1;\r | |
145 | Pages += EFI_SIZE_TO_PAGES (Alignment);\r | |
146 | } else {\r | |
147 | AlignmentMask = 0;\r | |
148 | }\r | |
149 | \r | |
150 | Status = gBS->AllocatePages (AllocateAnyPages, MemoryType, Pages, &Memory);\r | |
151 | if (EFI_ERROR (Status)) {\r | |
152 | return Status;\r | |
153 | }\r | |
154 | \r | |
155 | Status = gDS->GetMemorySpaceDescriptor (Memory, &Descriptor);\r | |
156 | if (!EFI_ERROR (Status)) {\r | |
157 | // We are making an assumption that all of memory has the same default attributes\r | |
158 | gAttributes = Descriptor.Attributes;\r | |
159 | } else {\r | |
160 | gBS->FreePages (Memory, Pages);\r | |
161 | return Status;\r | |
162 | }\r | |
163 | \r | |
164 | Status = gDS->SetMemorySpaceAttributes (Memory, EFI_PAGES_TO_SIZE (Pages), EFI_MEMORY_WC);\r | |
165 | if (EFI_ERROR (Status)) {\r | |
166 | gBS->FreePages (Memory, Pages);\r | |
167 | return Status;\r | |
168 | }\r | |
169 | \r | |
e266db59 HG |
170 | InvalidateDataCacheRange ((VOID *)(UINTN)Memory, EFI_PAGES_TO_SIZE (Pages));\r |
171 | \r | |
1a70a690 | 172 | NewNode = AllocatePool (sizeof (FREE_PAGE_NODE));\r |
883b666e | 173 | if (NewNode == NULL) {\r |
174 | ASSERT (FALSE);\r | |
1a70a690 OM |
175 | gBS->FreePages (Memory, Pages);\r |
176 | return EFI_OUT_OF_RESOURCES;\r | |
883b666e | 177 | }\r |
3402aac7 | 178 | \r |
1a70a690 OM |
179 | NewNode->Base = Memory;\r |
180 | NewNode->Allocation = (VOID*)(((UINTN)Memory + AlignmentMask) & ~AlignmentMask);\r | |
883b666e | 181 | NewNode->Pages = Pages;\r |
1a70a690 OM |
182 | NewNode->Allocated = TRUE;\r |
183 | NewNode->MemoryType = MemoryType;\r | |
3402aac7 | 184 | \r |
883b666e | 185 | InsertTailList (&mPageList, &NewNode->Link);\r |
1a70a690 OM |
186 | \r |
187 | *Allocation = NewNode->Allocation;\r | |
188 | return EFI_SUCCESS;\r | |
2ef2b01e A |
189 | }\r |
190 | \r | |
1a70a690 OM |
191 | /**\r |
192 | * Free the memory allocation\r | |
193 | *\r | |
194 | * This function will actually try to find the allocation in the linked list.\r | |
195 | * And it will then mark the entry as freed.\r | |
196 | *\r | |
197 | * @param Allocation Base address of the buffer to free\r | |
198 | *\r | |
199 | * @return EFI_SUCCESS The allocation has been freed\r | |
200 | * @return EFI_NOT_FOUND The allocation was not found in the pool.\r | |
201 | * @return EFI_INVALID_PARAMETER If Allocation is NULL\r | |
202 | *\r | |
203 | */\r | |
204 | STATIC\r | |
205 | EFI_STATUS\r | |
206 | FreePagesFromList (\r | |
207 | IN VOID *Allocation\r | |
208 | )\r | |
209 | {\r | |
210 | LIST_ENTRY *Link;\r | |
211 | FREE_PAGE_NODE *Node;\r | |
212 | \r | |
213 | if (Allocation == NULL) {\r | |
214 | return EFI_INVALID_PARAMETER;\r | |
215 | }\r | |
883b666e | 216 | \r |
1a70a690 OM |
217 | for (Link = mPageList.ForwardLink; Link != &mPageList; Link = Link->ForwardLink) {\r |
218 | Node = BASE_CR (Link, FREE_PAGE_NODE, Link);\r | |
219 | if ((UINTN)Node->Allocation == (UINTN)Allocation) {\r | |
220 | Node->Allocated = FALSE;\r | |
221 | \r | |
222 | // Update the size of the freed buffer\r | |
223 | mFreedBufferSize += Node->Pages * EFI_PAGE_SIZE;\r | |
224 | \r | |
225 | // If the size of the non-allocated reaches the threshold we raise a warning.\r | |
226 | // It might be an expected behaviour in some cases.\r | |
227 | // We might device to free some of these buffers later on.\r | |
228 | if (mFreedBufferSize > PcdGet64 (PcdArmFreeUncachedMemorySizeThreshold)) {\r | |
229 | DEBUG ((EFI_D_WARN, "Warning: The list of non-allocated buffer has reach the threshold.\n"));\r | |
230 | }\r | |
231 | return EFI_SUCCESS;\r | |
232 | }\r | |
233 | }\r | |
234 | \r | |
235 | return EFI_NOT_FOUND;\r | |
236 | }\r | |
237 | \r | |
238 | /**\r | |
239 | * This function is automatically invoked when the driver exits\r | |
240 | * It frees all the non-allocated memory buffer.\r | |
241 | * This function is not responsible to free allocated buffer (eg: case of memory leak,\r | |
242 | * runtime allocation).\r | |
243 | */\r | |
244 | EFI_STATUS\r | |
245 | EFIAPI\r | |
246 | UncachedMemoryAllocationLibDestructor (\r | |
247 | IN EFI_HANDLE ImageHandle,\r | |
248 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
2ef2b01e A |
249 | )\r |
250 | {\r | |
883b666e | 251 | LIST_ENTRY *Link;\r |
252 | FREE_PAGE_NODE *OldNode;\r | |
253 | \r | |
1a70a690 OM |
254 | // Test if the list is empty\r |
255 | Link = mPageList.ForwardLink;\r | |
256 | if (Link == &mPageList) {\r | |
257 | return EFI_SUCCESS;\r | |
258 | }\r | |
3402aac7 | 259 | \r |
1a70a690 OM |
260 | // Free all the pages and nodes\r |
261 | do {\r | |
883b666e | 262 | OldNode = BASE_CR (Link, FREE_PAGE_NODE, Link);\r |
1a70a690 OM |
263 | // Point to the next entry\r |
264 | Link = Link->ForwardLink;\r | |
3402aac7 | 265 | \r |
1a70a690 OM |
266 | // We only free the non-allocated buffer\r |
267 | if (OldNode->Allocated == FALSE) {\r | |
268 | gBS->FreePages ((EFI_PHYSICAL_ADDRESS)(UINTN)OldNode->Base, OldNode->Pages);\r | |
883b666e | 269 | RemoveEntryList (&OldNode->Link);\r |
270 | FreePool (OldNode);\r | |
883b666e | 271 | }\r |
1a70a690 | 272 | } while (Link != &mPageList);\r |
883b666e | 273 | \r |
1a70a690 | 274 | return EFI_SUCCESS;\r |
2ef2b01e A |
275 | }\r |
276 | \r | |
883b666e | 277 | /**\r |
278 | Converts a cached or uncached address to a physical address suitable for use in SoC registers.\r | |
279 | \r | |
280 | @param VirtualAddress The pointer to convert.\r | |
281 | \r | |
282 | @return The physical address of the supplied virtual pointer.\r | |
283 | \r | |
284 | **/\r | |
285 | EFI_PHYSICAL_ADDRESS\r | |
286 | ConvertToPhysicalAddress (\r | |
287 | IN VOID *VirtualAddress\r | |
288 | )\r | |
289 | {\r | |
290 | return (EFI_PHYSICAL_ADDRESS)(UINTN)VirtualAddress;\r | |
291 | }\r | |
292 | \r | |
293 | \r | |
2ef2b01e A |
294 | VOID *\r |
295 | UncachedInternalAllocatePages (\r | |
3402aac7 | 296 | IN EFI_MEMORY_TYPE MemoryType,\r |
2ef2b01e A |
297 | IN UINTN Pages\r |
298 | )\r | |
299 | {\r | |
883b666e | 300 | return UncachedInternalAllocateAlignedPages (MemoryType, Pages, EFI_PAGE_SIZE);\r |
2ef2b01e A |
301 | }\r |
302 | \r | |
883b666e | 303 | \r |
2ef2b01e A |
304 | VOID *\r |
305 | EFIAPI\r | |
306 | UncachedAllocatePages (\r | |
307 | IN UINTN Pages\r | |
308 | )\r | |
309 | {\r | |
310 | return UncachedInternalAllocatePages (EfiBootServicesData, Pages);\r | |
311 | }\r | |
312 | \r | |
313 | VOID *\r | |
314 | EFIAPI\r | |
315 | UncachedAllocateRuntimePages (\r | |
316 | IN UINTN Pages\r | |
317 | )\r | |
318 | {\r | |
319 | return UncachedInternalAllocatePages (EfiRuntimeServicesData, Pages);\r | |
320 | }\r | |
321 | \r | |
322 | VOID *\r | |
323 | EFIAPI\r | |
324 | UncachedAllocateReservedPages (\r | |
325 | IN UINTN Pages\r | |
326 | )\r | |
327 | {\r | |
328 | return UncachedInternalAllocatePages (EfiReservedMemoryType, Pages);\r | |
329 | }\r | |
330 | \r | |
883b666e | 331 | \r |
332 | \r | |
2ef2b01e A |
333 | VOID\r |
334 | EFIAPI\r | |
335 | UncachedFreePages (\r | |
336 | IN VOID *Buffer,\r | |
337 | IN UINTN Pages\r | |
338 | )\r | |
339 | {\r | |
883b666e | 340 | UncachedFreeAlignedPages (Buffer, Pages);\r |
341 | return;\r | |
2ef2b01e A |
342 | }\r |
343 | \r | |
883b666e | 344 | \r |
2ef2b01e A |
345 | VOID *\r |
346 | UncachedInternalAllocateAlignedPages (\r | |
3402aac7 | 347 | IN EFI_MEMORY_TYPE MemoryType,\r |
2ef2b01e A |
348 | IN UINTN Pages,\r |
349 | IN UINTN Alignment\r | |
350 | )\r | |
351 | {\r | |
1a70a690 OM |
352 | EFI_STATUS Status;\r |
353 | VOID *Allocation;\r | |
3402aac7 | 354 | \r |
2ef2b01e A |
355 | if (Pages == 0) {\r |
356 | return NULL;\r | |
357 | }\r | |
3402aac7 | 358 | \r |
1a70a690 OM |
359 | Allocation = NULL;\r |
360 | Status = AllocatePagesFromList (MemoryType, Pages, Alignment, &Allocation);\r | |
361 | if (EFI_ERROR (Status)) {\r | |
362 | ASSERT_EFI_ERROR (Status);\r | |
363 | return NULL;\r | |
364 | } else {\r | |
365 | return Allocation;\r | |
2ef2b01e | 366 | }\r |
2ef2b01e A |
367 | }\r |
368 | \r | |
2ef2b01e A |
369 | \r |
370 | VOID\r | |
371 | EFIAPI\r | |
372 | UncachedFreeAlignedPages (\r | |
373 | IN VOID *Buffer,\r | |
374 | IN UINTN Pages\r | |
375 | )\r | |
376 | {\r | |
1a70a690 | 377 | FreePagesFromList (Buffer);\r |
2ef2b01e A |
378 | }\r |
379 | \r | |
883b666e | 380 | \r |
2ef2b01e A |
381 | VOID *\r |
382 | UncachedInternalAllocateAlignedPool (\r | |
383 | IN EFI_MEMORY_TYPE PoolType,\r | |
384 | IN UINTN AllocationSize,\r | |
385 | IN UINTN Alignment\r | |
386 | )\r | |
387 | {\r | |
883b666e | 388 | VOID *AlignedAddress;\r |
3402aac7 | 389 | \r |
2ef2b01e A |
390 | //\r |
391 | // Alignment must be a power of two or zero.\r | |
392 | //\r | |
393 | ASSERT ((Alignment & (Alignment - 1)) == 0);\r | |
394 | \r | |
883b666e | 395 | if (Alignment < EFI_PAGE_SIZE) {\r |
396 | Alignment = EFI_PAGE_SIZE;\r | |
2ef2b01e | 397 | }\r |
3402aac7 | 398 | \r |
883b666e | 399 | AlignedAddress = UncachedInternalAllocateAlignedPages (PoolType, EFI_SIZE_TO_PAGES (AllocationSize), Alignment);\r |
400 | if (AlignedAddress == NULL) {\r | |
2ef2b01e A |
401 | return NULL;\r |
402 | }\r | |
403 | \r | |
2ef2b01e A |
404 | return (VOID *) AlignedAddress;\r |
405 | }\r | |
406 | \r | |
407 | VOID *\r | |
408 | EFIAPI\r | |
409 | UncachedAllocateAlignedPool (\r | |
410 | IN UINTN AllocationSize,\r | |
411 | IN UINTN Alignment\r | |
412 | )\r | |
413 | {\r | |
414 | return UncachedInternalAllocateAlignedPool (EfiBootServicesData, AllocationSize, Alignment);\r | |
415 | }\r | |
416 | \r | |
417 | VOID *\r | |
418 | EFIAPI\r | |
419 | UncachedAllocateAlignedRuntimePool (\r | |
420 | IN UINTN AllocationSize,\r | |
421 | IN UINTN Alignment\r | |
422 | )\r | |
423 | {\r | |
424 | return UncachedInternalAllocateAlignedPool (EfiRuntimeServicesData, AllocationSize, Alignment);\r | |
425 | }\r | |
426 | \r | |
427 | VOID *\r | |
428 | EFIAPI\r | |
429 | UncachedAllocateAlignedReservedPool (\r | |
430 | IN UINTN AllocationSize,\r | |
431 | IN UINTN Alignment\r | |
432 | )\r | |
433 | {\r | |
434 | return UncachedInternalAllocateAlignedPool (EfiReservedMemoryType, AllocationSize, Alignment);\r | |
435 | }\r | |
436 | \r | |
437 | VOID *\r | |
438 | UncachedInternalAllocateAlignedZeroPool (\r | |
439 | IN EFI_MEMORY_TYPE PoolType,\r | |
440 | IN UINTN AllocationSize,\r | |
441 | IN UINTN Alignment\r | |
442 | )\r | |
443 | {\r | |
444 | VOID *Memory;\r | |
445 | Memory = UncachedInternalAllocateAlignedPool (PoolType, AllocationSize, Alignment);\r | |
446 | if (Memory != NULL) {\r | |
447 | Memory = ZeroMem (Memory, AllocationSize);\r | |
448 | }\r | |
449 | return Memory;\r | |
450 | }\r | |
451 | \r | |
452 | VOID *\r | |
453 | EFIAPI\r | |
454 | UncachedAllocateAlignedZeroPool (\r | |
455 | IN UINTN AllocationSize,\r | |
456 | IN UINTN Alignment\r | |
457 | )\r | |
458 | {\r | |
459 | return UncachedInternalAllocateAlignedZeroPool (EfiBootServicesData, AllocationSize, Alignment);\r | |
460 | }\r | |
461 | \r | |
462 | VOID *\r | |
463 | EFIAPI\r | |
464 | UncachedAllocateAlignedRuntimeZeroPool (\r | |
465 | IN UINTN AllocationSize,\r | |
466 | IN UINTN Alignment\r | |
467 | )\r | |
468 | {\r | |
469 | return UncachedInternalAllocateAlignedZeroPool (EfiRuntimeServicesData, AllocationSize, Alignment);\r | |
470 | }\r | |
471 | \r | |
472 | VOID *\r | |
473 | EFIAPI\r | |
474 | UncachedAllocateAlignedReservedZeroPool (\r | |
475 | IN UINTN AllocationSize,\r | |
476 | IN UINTN Alignment\r | |
477 | )\r | |
478 | {\r | |
479 | return UncachedInternalAllocateAlignedZeroPool (EfiReservedMemoryType, AllocationSize, Alignment);\r | |
480 | }\r | |
481 | \r | |
482 | VOID *\r | |
483 | UncachedInternalAllocateAlignedCopyPool (\r | |
484 | IN EFI_MEMORY_TYPE PoolType,\r | |
485 | IN UINTN AllocationSize,\r | |
486 | IN CONST VOID *Buffer,\r | |
487 | IN UINTN Alignment\r | |
488 | )\r | |
489 | {\r | |
490 | VOID *Memory;\r | |
3402aac7 | 491 | \r |
2ef2b01e A |
492 | ASSERT (Buffer != NULL);\r |
493 | ASSERT (AllocationSize <= (MAX_ADDRESS - (UINTN) Buffer + 1));\r | |
494 | \r | |
495 | Memory = UncachedInternalAllocateAlignedPool (PoolType, AllocationSize, Alignment);\r | |
496 | if (Memory != NULL) {\r | |
497 | Memory = CopyMem (Memory, Buffer, AllocationSize);\r | |
498 | }\r | |
499 | return Memory;\r | |
500 | }\r | |
501 | \r | |
502 | VOID *\r | |
503 | EFIAPI\r | |
504 | UncachedAllocateAlignedCopyPool (\r | |
505 | IN UINTN AllocationSize,\r | |
506 | IN CONST VOID *Buffer,\r | |
507 | IN UINTN Alignment\r | |
508 | )\r | |
509 | {\r | |
510 | return UncachedInternalAllocateAlignedCopyPool (EfiBootServicesData, AllocationSize, Buffer, Alignment);\r | |
511 | }\r | |
512 | \r | |
513 | VOID *\r | |
514 | EFIAPI\r | |
515 | UncachedAllocateAlignedRuntimeCopyPool (\r | |
516 | IN UINTN AllocationSize,\r | |
517 | IN CONST VOID *Buffer,\r | |
518 | IN UINTN Alignment\r | |
519 | )\r | |
520 | {\r | |
521 | return UncachedInternalAllocateAlignedCopyPool (EfiRuntimeServicesData, AllocationSize, Buffer, Alignment);\r | |
522 | }\r | |
523 | \r | |
524 | VOID *\r | |
525 | EFIAPI\r | |
526 | UncachedAllocateAlignedReservedCopyPool (\r | |
527 | IN UINTN AllocationSize,\r | |
528 | IN CONST VOID *Buffer,\r | |
529 | IN UINTN Alignment\r | |
530 | )\r | |
531 | {\r | |
532 | return UncachedInternalAllocateAlignedCopyPool (EfiReservedMemoryType, AllocationSize, Buffer, Alignment);\r | |
533 | }\r | |
534 | \r | |
535 | VOID\r | |
536 | EFIAPI\r | |
537 | UncachedFreeAlignedPool (\r | |
883b666e | 538 | IN VOID *Allocation\r |
2ef2b01e A |
539 | )\r |
540 | {\r | |
1a70a690 | 541 | UncachedFreePages (Allocation, 0);\r |
2ef2b01e A |
542 | }\r |
543 | \r | |
544 | VOID *\r | |
545 | UncachedInternalAllocatePool (\r | |
3402aac7 | 546 | IN EFI_MEMORY_TYPE MemoryType,\r |
2ef2b01e A |
547 | IN UINTN AllocationSize\r |
548 | )\r | |
549 | {\r | |
883b666e | 550 | UINTN CacheLineLength = ArmDataCacheLineLength ();\r |
551 | return UncachedInternalAllocateAlignedPool (MemoryType, AllocationSize, CacheLineLength);\r | |
2ef2b01e A |
552 | }\r |
553 | \r | |
554 | VOID *\r | |
555 | EFIAPI\r | |
556 | UncachedAllocatePool (\r | |
557 | IN UINTN AllocationSize\r | |
558 | )\r | |
559 | {\r | |
560 | return UncachedInternalAllocatePool (EfiBootServicesData, AllocationSize);\r | |
561 | }\r | |
562 | \r | |
563 | VOID *\r | |
564 | EFIAPI\r | |
565 | UncachedAllocateRuntimePool (\r | |
566 | IN UINTN AllocationSize\r | |
567 | )\r | |
568 | {\r | |
569 | return UncachedInternalAllocatePool (EfiRuntimeServicesData, AllocationSize);\r | |
570 | }\r | |
571 | \r | |
572 | VOID *\r | |
573 | EFIAPI\r | |
574 | UncachedAllocateReservedPool (\r | |
575 | IN UINTN AllocationSize\r | |
576 | )\r | |
577 | {\r | |
578 | return UncachedInternalAllocatePool (EfiReservedMemoryType, AllocationSize);\r | |
579 | }\r | |
580 | \r | |
581 | VOID *\r | |
582 | UncachedInternalAllocateZeroPool (\r | |
3402aac7 | 583 | IN EFI_MEMORY_TYPE PoolType,\r |
2ef2b01e | 584 | IN UINTN AllocationSize\r |
3402aac7 | 585 | )\r |
2ef2b01e A |
586 | {\r |
587 | VOID *Memory;\r | |
588 | \r | |
589 | Memory = UncachedInternalAllocatePool (PoolType, AllocationSize);\r | |
590 | if (Memory != NULL) {\r | |
591 | Memory = ZeroMem (Memory, AllocationSize);\r | |
592 | }\r | |
593 | return Memory;\r | |
594 | }\r | |
595 | \r | |
596 | VOID *\r | |
597 | EFIAPI\r | |
598 | UncachedAllocateZeroPool (\r | |
599 | IN UINTN AllocationSize\r | |
600 | )\r | |
601 | {\r | |
602 | return UncachedInternalAllocateZeroPool (EfiBootServicesData, AllocationSize);\r | |
603 | }\r | |
604 | \r | |
605 | VOID *\r | |
606 | EFIAPI\r | |
607 | UncachedAllocateRuntimeZeroPool (\r | |
608 | IN UINTN AllocationSize\r | |
609 | )\r | |
610 | {\r | |
611 | return UncachedInternalAllocateZeroPool (EfiRuntimeServicesData, AllocationSize);\r | |
612 | }\r | |
613 | \r | |
614 | VOID *\r | |
615 | EFIAPI\r | |
616 | UncachedAllocateReservedZeroPool (\r | |
617 | IN UINTN AllocationSize\r | |
618 | )\r | |
619 | {\r | |
620 | return UncachedInternalAllocateZeroPool (EfiReservedMemoryType, AllocationSize);\r | |
621 | }\r | |
622 | \r | |
623 | VOID *\r | |
624 | UncachedInternalAllocateCopyPool (\r | |
3402aac7 | 625 | IN EFI_MEMORY_TYPE PoolType,\r |
2ef2b01e A |
626 | IN UINTN AllocationSize,\r |
627 | IN CONST VOID *Buffer\r | |
3402aac7 | 628 | )\r |
2ef2b01e A |
629 | {\r |
630 | VOID *Memory;\r | |
631 | \r | |
632 | ASSERT (Buffer != NULL);\r | |
633 | ASSERT (AllocationSize <= (MAX_ADDRESS - (UINTN) Buffer + 1));\r | |
634 | \r | |
635 | Memory = UncachedInternalAllocatePool (PoolType, AllocationSize);\r | |
636 | if (Memory != NULL) {\r | |
637 | Memory = CopyMem (Memory, Buffer, AllocationSize);\r | |
638 | }\r | |
639 | return Memory;\r | |
3402aac7 | 640 | }\r |
2ef2b01e A |
641 | \r |
642 | VOID *\r | |
643 | EFIAPI\r | |
644 | UncachedAllocateCopyPool (\r | |
645 | IN UINTN AllocationSize,\r | |
646 | IN CONST VOID *Buffer\r | |
647 | )\r | |
648 | {\r | |
649 | return UncachedInternalAllocateCopyPool (EfiBootServicesData, AllocationSize, Buffer);\r | |
650 | }\r | |
651 | \r | |
652 | VOID *\r | |
653 | EFIAPI\r | |
654 | UncachedAllocateRuntimeCopyPool (\r | |
655 | IN UINTN AllocationSize,\r | |
656 | IN CONST VOID *Buffer\r | |
657 | )\r | |
658 | {\r | |
659 | return UncachedInternalAllocateCopyPool (EfiRuntimeServicesData, AllocationSize, Buffer);\r | |
660 | }\r | |
661 | \r | |
662 | VOID *\r | |
663 | EFIAPI\r | |
664 | UncachedAllocateReservedCopyPool (\r | |
665 | IN UINTN AllocationSize,\r | |
666 | IN CONST VOID *Buffer\r | |
667 | )\r | |
668 | {\r | |
669 | return UncachedInternalAllocateCopyPool (EfiReservedMemoryType, AllocationSize, Buffer);\r | |
670 | }\r | |
671 | \r | |
672 | VOID\r | |
673 | EFIAPI\r | |
674 | UncachedFreePool (\r | |
675 | IN VOID *Buffer\r | |
676 | )\r | |
677 | {\r | |
883b666e | 678 | UncachedFreeAlignedPool (Buffer);\r |
2ef2b01e A |
679 | }\r |
680 | \r | |
681 | VOID\r | |
682 | EFIAPI\r | |
683 | UncachedSafeFreePool (\r | |
684 | IN VOID *Buffer\r | |
685 | )\r | |
686 | {\r | |
687 | if (Buffer != NULL) {\r | |
688 | UncachedFreePool (Buffer);\r | |
689 | Buffer = NULL;\r | |
690 | }\r | |
691 | }\r | |
692 | \r |