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e17f459a RN |
1 | /** @file\r |
2 | Unit tests of the MtrrLib instance of the MtrrLib class\r | |
3 | \r | |
4 | Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>\r | |
5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
6 | \r | |
7 | **/\r | |
8 | \r | |
9 | #include "MtrrLibUnitTest.h"\r | |
10 | \r | |
053e878b | 11 | STATIC CONST MTRR_LIB_SYSTEM_PARAMETER mDefaultSystemParameter = {\r |
e17f459a RN |
12 | 42, TRUE, TRUE, CacheUncacheable, 12\r |
13 | };\r | |
14 | \r | |
053e878b | 15 | STATIC MTRR_LIB_SYSTEM_PARAMETER mSystemParameters[] = {\r |
e17f459a RN |
16 | { 38, TRUE, TRUE, CacheUncacheable, 12 },\r |
17 | { 38, TRUE, TRUE, CacheWriteBack, 12 },\r | |
18 | { 38, TRUE, TRUE, CacheWriteThrough, 12 },\r | |
19 | { 38, TRUE, TRUE, CacheWriteProtected, 12 },\r | |
20 | { 38, TRUE, TRUE, CacheWriteCombining, 12 },\r | |
21 | \r | |
22 | { 42, TRUE, TRUE, CacheUncacheable, 12 },\r | |
23 | { 42, TRUE, TRUE, CacheWriteBack, 12 },\r | |
24 | { 42, TRUE, TRUE, CacheWriteThrough, 12 },\r | |
25 | { 42, TRUE, TRUE, CacheWriteProtected, 12 },\r | |
26 | { 42, TRUE, TRUE, CacheWriteCombining, 12 },\r | |
27 | \r | |
28 | { 48, TRUE, TRUE, CacheUncacheable, 12 },\r | |
29 | { 48, TRUE, TRUE, CacheWriteBack, 12 },\r | |
30 | { 48, TRUE, TRUE, CacheWriteThrough, 12 },\r | |
31 | { 48, TRUE, TRUE, CacheWriteProtected, 12 },\r | |
32 | { 48, TRUE, TRUE, CacheWriteCombining, 12 },\r | |
33 | };\r | |
34 | \r | |
053e878b | 35 | UINT32 mFixedMtrrsIndex[] = {\r |
e17f459a RN |
36 | MSR_IA32_MTRR_FIX64K_00000,\r |
37 | MSR_IA32_MTRR_FIX16K_80000,\r | |
38 | MSR_IA32_MTRR_FIX16K_A0000,\r | |
39 | MSR_IA32_MTRR_FIX4K_C0000,\r | |
40 | MSR_IA32_MTRR_FIX4K_C8000,\r | |
41 | MSR_IA32_MTRR_FIX4K_D0000,\r | |
42 | MSR_IA32_MTRR_FIX4K_D8000,\r | |
43 | MSR_IA32_MTRR_FIX4K_E0000,\r | |
44 | MSR_IA32_MTRR_FIX4K_E8000,\r | |
45 | MSR_IA32_MTRR_FIX4K_F0000,\r | |
46 | MSR_IA32_MTRR_FIX4K_F8000\r | |
47 | };\r | |
48 | STATIC_ASSERT (\r | |
49 | (ARRAY_SIZE (mFixedMtrrsIndex) == MTRR_NUMBER_OF_FIXED_MTRR),\r | |
50 | "gFixedMtrrIndex does NOT contain all the fixed MTRRs!"\r | |
51 | );\r | |
52 | \r | |
53 | //\r | |
54 | // Context structure to be used for most of the test cases.\r | |
55 | //\r | |
56 | typedef struct {\r | |
053e878b | 57 | CONST MTRR_LIB_SYSTEM_PARAMETER *SystemParameter;\r |
e17f459a RN |
58 | } MTRR_LIB_TEST_CONTEXT;\r |
59 | \r | |
60 | //\r | |
61 | // Context structure to be used for GetFirmwareVariableMtrrCount() test.\r | |
62 | //\r | |
63 | typedef struct {\r | |
053e878b MK |
64 | UINT32 NumberOfReservedVariableMtrrs;\r |
65 | CONST MTRR_LIB_SYSTEM_PARAMETER *SystemParameter;\r | |
e17f459a RN |
66 | } MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT;\r |
67 | \r | |
053e878b | 68 | STATIC CHAR8 *mCacheDescription[] = { "UC", "WC", "N/A", "N/A", "WT", "WP", "WB" };\r |
e17f459a RN |
69 | \r |
70 | /**\r | |
71 | Compare the actual memory ranges against expected memory ranges and return PASS when they match.\r | |
72 | \r | |
73 | @param ExpectedMemoryRanges Expected memory ranges.\r | |
74 | @param ExpectedMemoryRangeCount Count of expected memory ranges.\r | |
75 | @param ActualRanges Actual memory ranges.\r | |
76 | @param ActualRangeCount Count of actual memory ranges.\r | |
77 | \r | |
78 | @retval UNIT_TEST_PASSED Test passed.\r | |
79 | @retval others Test failed.\r | |
80 | **/\r | |
81 | UNIT_TEST_STATUS\r | |
82 | VerifyMemoryRanges (\r | |
83 | IN MTRR_MEMORY_RANGE *ExpectedMemoryRanges,\r | |
84 | IN UINTN ExpectedMemoryRangeCount,\r | |
85 | IN MTRR_MEMORY_RANGE *ActualRanges,\r | |
86 | IN UINTN ActualRangeCount\r | |
87 | )\r | |
88 | {\r | |
89 | UINTN Index;\r | |
053e878b | 90 | \r |
e17f459a RN |
91 | UT_ASSERT_EQUAL (ExpectedMemoryRangeCount, ActualRangeCount);\r |
92 | for (Index = 0; Index < ExpectedMemoryRangeCount; Index++) {\r | |
93 | UT_ASSERT_EQUAL (ExpectedMemoryRanges[Index].BaseAddress, ActualRanges[Index].BaseAddress);\r | |
94 | UT_ASSERT_EQUAL (ExpectedMemoryRanges[Index].Length, ActualRanges[Index].Length);\r | |
95 | UT_ASSERT_EQUAL (ExpectedMemoryRanges[Index].Type, ActualRanges[Index].Type);\r | |
96 | }\r | |
97 | \r | |
98 | return UNIT_TEST_PASSED;\r | |
99 | }\r | |
100 | \r | |
101 | /**\r | |
102 | Dump the memory ranges.\r | |
103 | \r | |
104 | @param Ranges Memory ranges to dump.\r | |
105 | @param RangeCount Count of memory ranges.\r | |
106 | **/\r | |
107 | VOID\r | |
108 | DumpMemoryRanges (\r | |
053e878b MK |
109 | MTRR_MEMORY_RANGE *Ranges,\r |
110 | UINTN RangeCount\r | |
e17f459a RN |
111 | )\r |
112 | {\r | |
053e878b MK |
113 | UINTN Index;\r |
114 | \r | |
e17f459a RN |
115 | for (Index = 0; Index < RangeCount; Index++) {\r |
116 | UT_LOG_INFO ("\t{ 0x%016llx, 0x%016llx, %a },\n", Ranges[Index].BaseAddress, Ranges[Index].Length, mCacheDescription[Ranges[Index].Type]);\r | |
117 | }\r | |
118 | }\r | |
119 | \r | |
120 | /**\r | |
121 | **/\r | |
122 | \r | |
123 | /**\r | |
124 | Generate random count of MTRRs for each cache type.\r | |
125 | \r | |
126 | @param TotalCount Total MTRR count.\r | |
127 | @param UcCount Return count of Uncacheable type.\r | |
128 | @param WtCount Return count of Write Through type.\r | |
129 | @param WbCount Return count of Write Back type.\r | |
130 | @param WpCount Return count of Write Protected type.\r | |
131 | @param WcCount Return count of Write Combining type.\r | |
132 | **/\r | |
133 | VOID\r | |
134 | GenerateRandomMemoryTypeCombination (\r | |
053e878b MK |
135 | IN UINT32 TotalCount,\r |
136 | OUT UINT32 *UcCount,\r | |
137 | OUT UINT32 *WtCount,\r | |
138 | OUT UINT32 *WbCount,\r | |
139 | OUT UINT32 *WpCount,\r | |
140 | OUT UINT32 *WcCount\r | |
e17f459a RN |
141 | )\r |
142 | {\r | |
053e878b MK |
143 | UINTN Index;\r |
144 | UINT32 TotalMtrrCount;\r | |
145 | UINT32 *CountPerType[5];\r | |
e17f459a RN |
146 | \r |
147 | CountPerType[0] = UcCount;\r | |
148 | CountPerType[1] = WtCount;\r | |
149 | CountPerType[2] = WbCount;\r | |
150 | CountPerType[3] = WpCount;\r | |
151 | CountPerType[4] = WcCount;\r | |
152 | \r | |
153 | //\r | |
154 | // Initialize the count of each cache type to 0.\r | |
155 | //\r | |
156 | for (Index = 0; Index < ARRAY_SIZE (CountPerType); Index++) {\r | |
157 | *(CountPerType[Index]) = 0;\r | |
158 | }\r | |
159 | \r | |
160 | //\r | |
161 | // Pick a random count of MTRRs\r | |
162 | //\r | |
163 | TotalMtrrCount = Random32 (1, TotalCount);\r | |
164 | for (Index = 0; Index < TotalMtrrCount; Index++) {\r | |
165 | //\r | |
166 | // For each of them, pick a random cache type.\r | |
167 | //\r | |
168 | (*(CountPerType[Random32 (0, ARRAY_SIZE (CountPerType) - 1)]))++;\r | |
169 | }\r | |
170 | }\r | |
171 | \r | |
172 | /**\r | |
173 | Unit test of MtrrLib service MtrrSetMemoryAttribute()\r | |
174 | \r | |
175 | @param[in] Context Ignored\r | |
176 | \r | |
177 | @retval UNIT_TEST_PASSED The Unit test has completed and the test\r | |
178 | case was successful.\r | |
179 | @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed.\r | |
180 | \r | |
181 | **/\r | |
182 | UNIT_TEST_STATUS\r | |
183 | EFIAPI\r | |
184 | UnitTestMtrrSetMemoryAttributesInMtrrSettings (\r | |
185 | IN UNIT_TEST_CONTEXT Context\r | |
186 | )\r | |
187 | {\r | |
053e878b MK |
188 | CONST MTRR_LIB_SYSTEM_PARAMETER *SystemParameter;\r |
189 | RETURN_STATUS Status;\r | |
190 | UINT32 UcCount;\r | |
191 | UINT32 WtCount;\r | |
192 | UINT32 WbCount;\r | |
193 | UINT32 WpCount;\r | |
194 | UINT32 WcCount;\r | |
195 | \r | |
196 | UINT32 MtrrIndex;\r | |
197 | UINT8 *Scratch;\r | |
198 | UINTN ScratchSize;\r | |
199 | MTRR_SETTINGS LocalMtrrs;\r | |
200 | \r | |
201 | MTRR_MEMORY_RANGE RawMtrrRange[MTRR_NUMBER_OF_VARIABLE_MTRR];\r | |
202 | MTRR_MEMORY_RANGE ExpectedMemoryRanges[MTRR_NUMBER_OF_FIXED_MTRR * sizeof (UINT64) + 2 * MTRR_NUMBER_OF_VARIABLE_MTRR + 1];\r | |
203 | UINT32 ExpectedVariableMtrrUsage;\r | |
204 | UINTN ExpectedMemoryRangesCount;\r | |
205 | \r | |
206 | MTRR_MEMORY_RANGE ActualMemoryRanges[MTRR_NUMBER_OF_FIXED_MTRR * sizeof (UINT64) + 2 * MTRR_NUMBER_OF_VARIABLE_MTRR + 1];\r | |
207 | UINT32 ActualVariableMtrrUsage;\r | |
208 | UINTN ActualMemoryRangesCount;\r | |
209 | \r | |
210 | MTRR_SETTINGS *Mtrrs[2];\r | |
211 | \r | |
212 | SystemParameter = (MTRR_LIB_SYSTEM_PARAMETER *)Context;\r | |
e17f459a RN |
213 | GenerateRandomMemoryTypeCombination (\r |
214 | SystemParameter->VariableMtrrCount - PatchPcdGet32 (PcdCpuNumberOfReservedVariableMtrrs),\r | |
053e878b MK |
215 | &UcCount,\r |
216 | &WtCount,\r | |
217 | &WbCount,\r | |
218 | &WpCount,\r | |
219 | &WcCount\r | |
e17f459a RN |
220 | );\r |
221 | GenerateValidAndConfigurableMtrrPairs (\r | |
053e878b MK |
222 | SystemParameter->PhysicalAddressBits,\r |
223 | RawMtrrRange,\r | |
224 | UcCount,\r | |
225 | WtCount,\r | |
226 | WbCount,\r | |
227 | WpCount,\r | |
228 | WcCount\r | |
e17f459a RN |
229 | );\r |
230 | \r | |
231 | ExpectedVariableMtrrUsage = UcCount + WtCount + WbCount + WpCount + WcCount;\r | |
232 | ExpectedMemoryRangesCount = ARRAY_SIZE (ExpectedMemoryRanges);\r | |
233 | GetEffectiveMemoryRanges (\r | |
234 | SystemParameter->DefaultCacheType,\r | |
235 | SystemParameter->PhysicalAddressBits,\r | |
053e878b MK |
236 | RawMtrrRange,\r |
237 | ExpectedVariableMtrrUsage,\r | |
238 | ExpectedMemoryRanges,\r | |
239 | &ExpectedMemoryRangesCount\r | |
e17f459a RN |
240 | );\r |
241 | \r | |
242 | UT_LOG_INFO (\r | |
243 | "Total MTRR [%d]: UC=%d, WT=%d, WB=%d, WP=%d, WC=%d\n",\r | |
053e878b MK |
244 | ExpectedVariableMtrrUsage,\r |
245 | UcCount,\r | |
246 | WtCount,\r | |
247 | WbCount,\r | |
248 | WpCount,\r | |
249 | WcCount\r | |
e17f459a RN |
250 | );\r |
251 | UT_LOG_INFO ("--- Expected Memory Ranges [%d] ---\n", ExpectedMemoryRangesCount);\r | |
252 | DumpMemoryRanges (ExpectedMemoryRanges, ExpectedMemoryRangesCount);\r | |
253 | \r | |
254 | //\r | |
255 | // Default cache type is always an INPUT\r | |
256 | //\r | |
257 | ZeroMem (&LocalMtrrs, sizeof (LocalMtrrs));\r | |
258 | LocalMtrrs.MtrrDefType = MtrrGetDefaultMemoryType ();\r | |
259 | ScratchSize = SCRATCH_BUFFER_SIZE;\r | |
260 | Mtrrs[0] = &LocalMtrrs;\r | |
261 | Mtrrs[1] = NULL;\r | |
262 | \r | |
263 | for (MtrrIndex = 0; MtrrIndex < ARRAY_SIZE (Mtrrs); MtrrIndex++) {\r | |
264 | Scratch = calloc (ScratchSize, sizeof (UINT8));\r | |
053e878b | 265 | Status = MtrrSetMemoryAttributesInMtrrSettings (Mtrrs[MtrrIndex], Scratch, &ScratchSize, ExpectedMemoryRanges, ExpectedMemoryRangesCount);\r |
e17f459a RN |
266 | if (Status == RETURN_BUFFER_TOO_SMALL) {\r |
267 | Scratch = realloc (Scratch, ScratchSize);\r | |
053e878b | 268 | Status = MtrrSetMemoryAttributesInMtrrSettings (Mtrrs[MtrrIndex], Scratch, &ScratchSize, ExpectedMemoryRanges, ExpectedMemoryRangesCount);\r |
e17f459a | 269 | }\r |
053e878b | 270 | \r |
e17f459a RN |
271 | UT_ASSERT_STATUS_EQUAL (Status, RETURN_SUCCESS);\r |
272 | \r | |
273 | if (Mtrrs[MtrrIndex] == NULL) {\r | |
274 | ZeroMem (&LocalMtrrs, sizeof (LocalMtrrs));\r | |
275 | MtrrGetAllMtrrs (&LocalMtrrs);\r | |
276 | }\r | |
053e878b | 277 | \r |
e17f459a RN |
278 | ActualMemoryRangesCount = ARRAY_SIZE (ActualMemoryRanges);\r |
279 | CollectTestResult (\r | |
053e878b MK |
280 | SystemParameter->DefaultCacheType,\r |
281 | SystemParameter->PhysicalAddressBits,\r | |
282 | SystemParameter->VariableMtrrCount,\r | |
283 | &LocalMtrrs,\r | |
284 | ActualMemoryRanges,\r | |
285 | &ActualMemoryRangesCount,\r | |
286 | &ActualVariableMtrrUsage\r | |
e17f459a RN |
287 | );\r |
288 | \r | |
289 | UT_LOG_INFO ("--- Actual Memory Ranges [%d] ---\n", ActualMemoryRangesCount);\r | |
290 | DumpMemoryRanges (ActualMemoryRanges, ActualMemoryRangesCount);\r | |
291 | VerifyMemoryRanges (ExpectedMemoryRanges, ExpectedMemoryRangesCount, ActualMemoryRanges, ActualMemoryRangesCount);\r | |
292 | UT_ASSERT_TRUE (ExpectedVariableMtrrUsage >= ActualVariableMtrrUsage);\r | |
293 | \r | |
294 | ZeroMem (&LocalMtrrs, sizeof (LocalMtrrs));\r | |
295 | }\r | |
296 | \r | |
297 | free (Scratch);\r | |
298 | \r | |
299 | return UNIT_TEST_PASSED;\r | |
300 | }\r | |
301 | \r | |
302 | /**\r | |
303 | Test routine to check whether invalid base/size can be rejected.\r | |
304 | \r | |
305 | @param Context Pointer to MTRR_LIB_SYSTEM_PARAMETER.\r | |
306 | \r | |
307 | @return Test status.\r | |
308 | **/\r | |
309 | UNIT_TEST_STATUS\r | |
310 | EFIAPI\r | |
311 | UnitTestInvalidMemoryLayouts (\r | |
053e878b | 312 | IN UNIT_TEST_CONTEXT Context\r |
e17f459a RN |
313 | )\r |
314 | {\r | |
053e878b MK |
315 | CONST MTRR_LIB_SYSTEM_PARAMETER *SystemParameter;\r |
316 | MTRR_MEMORY_RANGE Ranges[MTRR_NUMBER_OF_VARIABLE_MTRR * 2 + 1];\r | |
317 | UINTN RangeCount;\r | |
318 | UINT64 MaxAddress;\r | |
319 | UINT32 Index;\r | |
320 | UINT64 BaseAddress;\r | |
321 | UINT64 Length;\r | |
322 | RETURN_STATUS Status;\r | |
323 | UINTN ScratchSize;\r | |
324 | \r | |
325 | SystemParameter = (MTRR_LIB_SYSTEM_PARAMETER *)Context;\r | |
e17f459a RN |
326 | \r |
327 | RangeCount = Random32 (1, ARRAY_SIZE (Ranges));\r | |
328 | MaxAddress = 1ull << SystemParameter->PhysicalAddressBits;\r | |
329 | \r | |
330 | for (Index = 0; Index < RangeCount; Index++) {\r | |
331 | do {\r | |
332 | BaseAddress = Random64 (0, MaxAddress);\r | |
333 | Length = Random64 (1, MaxAddress - BaseAddress);\r | |
334 | } while (((BaseAddress & 0xFFF) == 0) || ((Length & 0xFFF) == 0));\r | |
335 | \r | |
336 | Ranges[Index].BaseAddress = BaseAddress;\r | |
337 | Ranges[Index].Length = Length;\r | |
338 | Ranges[Index].Type = GenerateRandomCacheType ();\r | |
339 | \r | |
340 | Status = MtrrSetMemoryAttribute (\r | |
053e878b MK |
341 | Ranges[Index].BaseAddress,\r |
342 | Ranges[Index].Length,\r | |
343 | Ranges[Index].Type\r | |
344 | );\r | |
e17f459a RN |
345 | UT_ASSERT_TRUE (RETURN_ERROR (Status));\r |
346 | }\r | |
347 | \r | |
348 | ScratchSize = 0;\r | |
053e878b | 349 | Status = MtrrSetMemoryAttributesInMtrrSettings (NULL, NULL, &ScratchSize, Ranges, RangeCount);\r |
e17f459a RN |
350 | UT_ASSERT_TRUE (RETURN_ERROR (Status));\r |
351 | \r | |
352 | return UNIT_TEST_PASSED;\r | |
353 | }\r | |
354 | \r | |
355 | /**\r | |
356 | Unit test of MtrrLib service IsMtrrSupported()\r | |
357 | \r | |
358 | @param[in] Context Ignored\r | |
359 | \r | |
360 | @retval UNIT_TEST_PASSED The Unit test has completed and the test\r | |
361 | case was successful.\r | |
362 | @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed.\r | |
363 | \r | |
364 | **/\r | |
365 | UNIT_TEST_STATUS\r | |
366 | EFIAPI\r | |
367 | UnitTestIsMtrrSupported (\r | |
368 | IN UNIT_TEST_CONTEXT Context\r | |
369 | )\r | |
370 | {\r | |
371 | MTRR_LIB_SYSTEM_PARAMETER SystemParameter;\r | |
372 | MTRR_LIB_TEST_CONTEXT *LocalContext;\r | |
373 | \r | |
053e878b | 374 | LocalContext = (MTRR_LIB_TEST_CONTEXT *)Context;\r |
e17f459a RN |
375 | \r |
376 | CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter));\r | |
377 | //\r | |
378 | // MTRR capability off in CPUID leaf.\r | |
379 | //\r | |
380 | SystemParameter.MtrrSupported = FALSE;\r | |
381 | InitializeMtrrRegs (&SystemParameter);\r | |
382 | UT_ASSERT_FALSE (IsMtrrSupported ());\r | |
383 | \r | |
384 | //\r | |
385 | // MTRR capability on in CPUID leaf, but no variable or fixed MTRRs.\r | |
386 | //\r | |
053e878b MK |
387 | SystemParameter.MtrrSupported = TRUE;\r |
388 | SystemParameter.VariableMtrrCount = 0;\r | |
e17f459a RN |
389 | SystemParameter.FixedMtrrSupported = FALSE;\r |
390 | InitializeMtrrRegs (&SystemParameter);\r | |
391 | UT_ASSERT_FALSE (IsMtrrSupported ());\r | |
392 | \r | |
393 | //\r | |
394 | // MTRR capability on in CPUID leaf, but no variable MTRRs.\r | |
395 | //\r | |
053e878b MK |
396 | SystemParameter.MtrrSupported = TRUE;\r |
397 | SystemParameter.VariableMtrrCount = 0;\r | |
e17f459a RN |
398 | SystemParameter.FixedMtrrSupported = TRUE;\r |
399 | InitializeMtrrRegs (&SystemParameter);\r | |
400 | UT_ASSERT_FALSE (IsMtrrSupported ());\r | |
401 | \r | |
402 | //\r | |
403 | // MTRR capability on in CPUID leaf, but no fixed MTRRs.\r | |
404 | //\r | |
053e878b MK |
405 | SystemParameter.MtrrSupported = TRUE;\r |
406 | SystemParameter.VariableMtrrCount = 7;\r | |
e17f459a RN |
407 | SystemParameter.FixedMtrrSupported = FALSE;\r |
408 | InitializeMtrrRegs (&SystemParameter);\r | |
409 | UT_ASSERT_FALSE (IsMtrrSupported ());\r | |
410 | \r | |
411 | //\r | |
412 | // MTRR capability on in CPUID leaf with both variable and fixed MTRRs.\r | |
413 | //\r | |
053e878b MK |
414 | SystemParameter.MtrrSupported = TRUE;\r |
415 | SystemParameter.VariableMtrrCount = 7;\r | |
e17f459a RN |
416 | SystemParameter.FixedMtrrSupported = TRUE;\r |
417 | InitializeMtrrRegs (&SystemParameter);\r | |
418 | UT_ASSERT_TRUE (IsMtrrSupported ());\r | |
419 | \r | |
420 | return UNIT_TEST_PASSED;\r | |
421 | }\r | |
422 | \r | |
423 | /**\r | |
424 | Unit test of MtrrLib service GetVariableMtrrCount()\r | |
425 | \r | |
426 | @param[in] Context Ignored\r | |
427 | \r | |
428 | @retval UNIT_TEST_PASSED The Unit test has completed and the test\r | |
429 | case was successful.\r | |
430 | @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed.\r | |
431 | \r | |
432 | **/\r | |
433 | UNIT_TEST_STATUS\r | |
434 | EFIAPI\r | |
435 | UnitTestGetVariableMtrrCount (\r | |
436 | IN UNIT_TEST_CONTEXT Context\r | |
437 | )\r | |
438 | {\r | |
053e878b MK |
439 | UINT32 Result;\r |
440 | MTRR_LIB_SYSTEM_PARAMETER SystemParameter;\r | |
441 | MTRR_LIB_TEST_CONTEXT *LocalContext;\r | |
e17f459a | 442 | \r |
053e878b | 443 | LocalContext = (MTRR_LIB_TEST_CONTEXT *)Context;\r |
e17f459a RN |
444 | \r |
445 | CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter));\r | |
446 | //\r | |
447 | // If MTRR capability off in CPUID leaf, then the count is always 0.\r | |
448 | //\r | |
449 | SystemParameter.MtrrSupported = FALSE;\r | |
450 | for (SystemParameter.VariableMtrrCount = 1; SystemParameter.VariableMtrrCount <= MTRR_NUMBER_OF_VARIABLE_MTRR; SystemParameter.VariableMtrrCount++) {\r | |
451 | InitializeMtrrRegs (&SystemParameter);\r | |
452 | Result = GetVariableMtrrCount ();\r | |
453 | UT_ASSERT_EQUAL (Result, 0);\r | |
454 | }\r | |
455 | \r | |
456 | //\r | |
457 | // Try all supported variable MTRR counts.\r | |
458 | // If variable MTRR count is > MTRR_NUMBER_OF_VARIABLE_MTRR, then an ASSERT()\r | |
459 | // is generated.\r | |
460 | //\r | |
461 | SystemParameter.MtrrSupported = TRUE;\r | |
462 | for (SystemParameter.VariableMtrrCount = 1; SystemParameter.VariableMtrrCount <= MTRR_NUMBER_OF_VARIABLE_MTRR; SystemParameter.VariableMtrrCount++) {\r | |
463 | InitializeMtrrRegs (&SystemParameter);\r | |
464 | Result = GetVariableMtrrCount ();\r | |
465 | UT_ASSERT_EQUAL (Result, SystemParameter.VariableMtrrCount);\r | |
466 | }\r | |
467 | \r | |
468 | //\r | |
469 | // Expect ASSERT() if variable MTRR count is > MTRR_NUMBER_OF_VARIABLE_MTRR\r | |
470 | //\r | |
471 | SystemParameter.VariableMtrrCount = MTRR_NUMBER_OF_VARIABLE_MTRR + 1;\r | |
472 | InitializeMtrrRegs (&SystemParameter);\r | |
473 | UT_EXPECT_ASSERT_FAILURE (GetVariableMtrrCount (), NULL);\r | |
474 | \r | |
053e878b | 475 | SystemParameter.MtrrSupported = TRUE;\r |
e17f459a RN |
476 | SystemParameter.VariableMtrrCount = MAX_UINT8;\r |
477 | InitializeMtrrRegs (&SystemParameter);\r | |
478 | UT_EXPECT_ASSERT_FAILURE (GetVariableMtrrCount (), NULL);\r | |
479 | \r | |
480 | return UNIT_TEST_PASSED;\r | |
481 | }\r | |
482 | \r | |
483 | /**\r | |
484 | Unit test of MtrrLib service GetFirmwareVariableMtrrCount()\r | |
485 | \r | |
486 | @param[in] Context Ignored\r | |
487 | \r | |
488 | @retval UNIT_TEST_PASSED The Unit test has completed and the test\r | |
489 | case was successful.\r | |
490 | @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed.\r | |
491 | \r | |
492 | **/\r | |
493 | UNIT_TEST_STATUS\r | |
494 | EFIAPI\r | |
495 | UnitTestGetFirmwareVariableMtrrCount (\r | |
496 | IN UNIT_TEST_CONTEXT Context\r | |
497 | )\r | |
498 | {\r | |
053e878b MK |
499 | UINT32 Result;\r |
500 | UINT32 ReservedMtrrs;\r | |
501 | MTRR_LIB_SYSTEM_PARAMETER SystemParameter;\r | |
502 | MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT *LocalContext;\r | |
e17f459a | 503 | \r |
053e878b | 504 | LocalContext = (MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT *)Context;\r |
e17f459a RN |
505 | \r |
506 | CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter));\r | |
507 | \r | |
508 | InitializeMtrrRegs (&SystemParameter);\r | |
509 | //\r | |
510 | // Positive test cases for VCNT = 10 and Reserved PCD in range 0..10\r | |
511 | //\r | |
512 | for (ReservedMtrrs = 0; ReservedMtrrs <= SystemParameter.VariableMtrrCount; ReservedMtrrs++) {\r | |
513 | PatchPcdSet32 (PcdCpuNumberOfReservedVariableMtrrs, ReservedMtrrs);\r | |
514 | Result = GetFirmwareVariableMtrrCount ();\r | |
515 | UT_ASSERT_EQUAL (Result, SystemParameter.VariableMtrrCount - ReservedMtrrs);\r | |
516 | }\r | |
517 | \r | |
518 | //\r | |
519 | // Negative test cases when Reserved PCD is larger than VCNT\r | |
520 | //\r | |
521 | for (ReservedMtrrs = SystemParameter.VariableMtrrCount + 1; ReservedMtrrs <= 255; ReservedMtrrs++) {\r | |
522 | PatchPcdSet32 (PcdCpuNumberOfReservedVariableMtrrs, ReservedMtrrs);\r | |
523 | Result = GetFirmwareVariableMtrrCount ();\r | |
524 | UT_ASSERT_EQUAL (Result, 0);\r | |
525 | }\r | |
526 | \r | |
527 | //\r | |
528 | // Negative test cases when Reserved PCD is larger than VCNT\r | |
529 | //\r | |
530 | PatchPcdSet32 (PcdCpuNumberOfReservedVariableMtrrs, MAX_UINT32);\r | |
531 | Result = GetFirmwareVariableMtrrCount ();\r | |
532 | UT_ASSERT_EQUAL (Result, 0);\r | |
533 | \r | |
534 | //\r | |
535 | // Negative test case when MTRRs are not supported\r | |
536 | //\r | |
537 | SystemParameter.MtrrSupported = FALSE;\r | |
538 | InitializeMtrrRegs (&SystemParameter);\r | |
539 | PatchPcdSet32 (PcdCpuNumberOfReservedVariableMtrrs, 2);\r | |
540 | Result = GetFirmwareVariableMtrrCount ();\r | |
541 | UT_ASSERT_EQUAL (Result, 0);\r | |
542 | \r | |
543 | //\r | |
544 | // Negative test case when Fixed MTRRs are not supported\r | |
545 | //\r | |
053e878b | 546 | SystemParameter.MtrrSupported = TRUE;\r |
e17f459a RN |
547 | SystemParameter.FixedMtrrSupported = FALSE;\r |
548 | InitializeMtrrRegs (&SystemParameter);\r | |
549 | PatchPcdSet32 (PcdCpuNumberOfReservedVariableMtrrs, 2);\r | |
550 | Result = GetFirmwareVariableMtrrCount ();\r | |
551 | UT_ASSERT_EQUAL (Result, 0);\r | |
552 | \r | |
553 | //\r | |
554 | // Expect ASSERT() if variable MTRR count is > MTRR_NUMBER_OF_VARIABLE_MTRR\r | |
555 | //\r | |
556 | SystemParameter.FixedMtrrSupported = TRUE;\r | |
053e878b | 557 | SystemParameter.VariableMtrrCount = MTRR_NUMBER_OF_VARIABLE_MTRR + 1;\r |
e17f459a RN |
558 | InitializeMtrrRegs (&SystemParameter);\r |
559 | UT_EXPECT_ASSERT_FAILURE (GetFirmwareVariableMtrrCount (), NULL);\r | |
560 | \r | |
561 | return UNIT_TEST_PASSED;\r | |
562 | }\r | |
563 | \r | |
564 | /**\r | |
565 | Unit test of MtrrLib service MtrrGetMemoryAttribute()\r | |
566 | \r | |
567 | @param[in] Context Ignored\r | |
568 | \r | |
569 | @retval UNIT_TEST_PASSED The Unit test has completed and the test\r | |
570 | case was successful.\r | |
571 | @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed.\r | |
572 | \r | |
573 | **/\r | |
574 | UNIT_TEST_STATUS\r | |
575 | EFIAPI\r | |
576 | UnitTestMtrrGetMemoryAttribute (\r | |
577 | IN UNIT_TEST_CONTEXT Context\r | |
578 | )\r | |
579 | {\r | |
580 | return UNIT_TEST_PASSED;\r | |
581 | }\r | |
582 | \r | |
583 | /**\r | |
584 | Unit test of MtrrLib service MtrrGetFixedMtrr()\r | |
585 | \r | |
586 | @param[in] Context Ignored\r | |
587 | \r | |
588 | @retval UNIT_TEST_PASSED The Unit test has completed and the test\r | |
589 | case was successful.\r | |
590 | @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed.\r | |
591 | \r | |
592 | **/\r | |
593 | UNIT_TEST_STATUS\r | |
594 | EFIAPI\r | |
595 | UnitTestMtrrGetFixedMtrr (\r | |
596 | IN UNIT_TEST_CONTEXT Context\r | |
597 | )\r | |
598 | {\r | |
053e878b MK |
599 | MTRR_FIXED_SETTINGS *Result;\r |
600 | MTRR_FIXED_SETTINGS ExpectedFixedSettings;\r | |
601 | MTRR_FIXED_SETTINGS FixedSettings;\r | |
602 | UINTN Index;\r | |
603 | UINTN MsrIndex;\r | |
604 | UINTN ByteIndex;\r | |
605 | UINT64 MsrValue;\r | |
606 | MTRR_LIB_SYSTEM_PARAMETER SystemParameter;\r | |
607 | MTRR_LIB_TEST_CONTEXT *LocalContext;\r | |
608 | \r | |
609 | LocalContext = (MTRR_LIB_TEST_CONTEXT *)Context;\r | |
e17f459a RN |
610 | \r |
611 | CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter));\r | |
612 | InitializeMtrrRegs (&SystemParameter);\r | |
613 | //\r | |
614 | // Set random cache type to different ranges under 1MB and make sure\r | |
615 | // the fixed MTRR settings are expected.\r | |
616 | // Try 100 times.\r | |
617 | //\r | |
618 | for (Index = 0; Index < 100; Index++) {\r | |
619 | for (MsrIndex = 0; MsrIndex < ARRAY_SIZE (mFixedMtrrsIndex); MsrIndex++) {\r | |
620 | MsrValue = 0;\r | |
621 | for (ByteIndex = 0; ByteIndex < sizeof (UINT64); ByteIndex++) {\r | |
622 | MsrValue = MsrValue | LShiftU64 (GenerateRandomCacheType (), ByteIndex * 8);\r | |
623 | }\r | |
053e878b | 624 | \r |
e17f459a RN |
625 | ExpectedFixedSettings.Mtrr[MsrIndex] = MsrValue;\r |
626 | AsmWriteMsr64 (mFixedMtrrsIndex[MsrIndex], MsrValue);\r | |
627 | }\r | |
628 | \r | |
629 | Result = MtrrGetFixedMtrr (&FixedSettings);\r | |
15e635d1 | 630 | UT_ASSERT_EQUAL ((UINTN)Result, (UINTN)&FixedSettings);\r |
e17f459a RN |
631 | UT_ASSERT_MEM_EQUAL (&FixedSettings, &ExpectedFixedSettings, sizeof (FixedSettings));\r |
632 | }\r | |
633 | \r | |
634 | //\r | |
635 | // Negative test case when MTRRs are not supported\r | |
636 | //\r | |
637 | SystemParameter.MtrrSupported = FALSE;\r | |
638 | InitializeMtrrRegs (&SystemParameter);\r | |
639 | \r | |
640 | ZeroMem (&FixedSettings, sizeof (FixedSettings));\r | |
641 | ZeroMem (&ExpectedFixedSettings, sizeof (ExpectedFixedSettings));\r | |
642 | Result = MtrrGetFixedMtrr (&FixedSettings);\r | |
15e635d1 | 643 | UT_ASSERT_EQUAL ((UINTN)Result, (UINTN)&FixedSettings);\r |
e17f459a RN |
644 | UT_ASSERT_MEM_EQUAL (&ExpectedFixedSettings, &FixedSettings, sizeof (ExpectedFixedSettings));\r |
645 | \r | |
646 | return UNIT_TEST_PASSED;\r | |
647 | }\r | |
648 | \r | |
649 | /**\r | |
650 | Unit test of MtrrLib service MtrrGetAllMtrrs()\r | |
651 | \r | |
652 | @param[in] Context Ignored\r | |
653 | \r | |
654 | @retval UNIT_TEST_PASSED The Unit test has completed and the test\r | |
655 | case was successful.\r | |
656 | @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed.\r | |
657 | \r | |
658 | **/\r | |
659 | UNIT_TEST_STATUS\r | |
660 | EFIAPI\r | |
661 | UnitTestMtrrGetAllMtrrs (\r | |
053e878b | 662 | IN UNIT_TEST_CONTEXT Context\r |
e17f459a RN |
663 | )\r |
664 | {\r | |
053e878b MK |
665 | MTRR_SETTINGS *Result;\r |
666 | MTRR_SETTINGS Mtrrs;\r | |
667 | MTRR_SETTINGS ExpectedMtrrs;\r | |
668 | MTRR_VARIABLE_SETTING VariableMtrr[MTRR_NUMBER_OF_VARIABLE_MTRR];\r | |
669 | UINT32 Index;\r | |
670 | MTRR_LIB_SYSTEM_PARAMETER SystemParameter;\r | |
671 | MTRR_LIB_TEST_CONTEXT *LocalContext;\r | |
e17f459a | 672 | \r |
053e878b | 673 | LocalContext = (MTRR_LIB_TEST_CONTEXT *)Context;\r |
e17f459a RN |
674 | \r |
675 | CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter));\r | |
676 | InitializeMtrrRegs (&SystemParameter);\r | |
677 | \r | |
678 | for (Index = 0; Index < SystemParameter.VariableMtrrCount; Index++) {\r | |
679 | GenerateRandomMtrrPair (SystemParameter.PhysicalAddressBits, GenerateRandomCacheType (), &VariableMtrr[Index], NULL);\r | |
680 | AsmWriteMsr64 (MSR_IA32_MTRR_PHYSBASE0 + (Index << 1), VariableMtrr[Index].Base);\r | |
681 | AsmWriteMsr64 (MSR_IA32_MTRR_PHYSMASK0 + (Index << 1), VariableMtrr[Index].Mask);\r | |
682 | }\r | |
053e878b | 683 | \r |
e17f459a | 684 | Result = MtrrGetAllMtrrs (&Mtrrs);\r |
15e635d1 | 685 | UT_ASSERT_EQUAL ((UINTN)Result, (UINTN)&Mtrrs);\r |
e17f459a RN |
686 | UT_ASSERT_MEM_EQUAL (Mtrrs.Variables.Mtrr, VariableMtrr, sizeof (MTRR_VARIABLE_SETTING) * SystemParameter.VariableMtrrCount);\r |
687 | \r | |
688 | //\r | |
689 | // Negative test case when MTRRs are not supported\r | |
690 | //\r | |
691 | ZeroMem (&ExpectedMtrrs, sizeof (ExpectedMtrrs));\r | |
692 | ZeroMem (&Mtrrs, sizeof (Mtrrs));\r | |
693 | \r | |
694 | SystemParameter.MtrrSupported = FALSE;\r | |
695 | InitializeMtrrRegs (&SystemParameter);\r | |
696 | Result = MtrrGetAllMtrrs (&Mtrrs);\r | |
15e635d1 | 697 | UT_ASSERT_EQUAL ((UINTN)Result, (UINTN)&Mtrrs);\r |
e17f459a RN |
698 | UT_ASSERT_MEM_EQUAL (&ExpectedMtrrs, &Mtrrs, sizeof (ExpectedMtrrs));\r |
699 | \r | |
700 | //\r | |
701 | // Expect ASSERT() if variable MTRR count is > MTRR_NUMBER_OF_VARIABLE_MTRR\r | |
702 | //\r | |
053e878b | 703 | SystemParameter.MtrrSupported = TRUE;\r |
e17f459a RN |
704 | SystemParameter.VariableMtrrCount = MTRR_NUMBER_OF_VARIABLE_MTRR + 1;\r |
705 | InitializeMtrrRegs (&SystemParameter);\r | |
706 | UT_EXPECT_ASSERT_FAILURE (MtrrGetAllMtrrs (&Mtrrs), NULL);\r | |
707 | \r | |
708 | return UNIT_TEST_PASSED;\r | |
709 | }\r | |
710 | \r | |
711 | /**\r | |
712 | Unit test of MtrrLib service MtrrSetAllMtrrs()\r | |
713 | \r | |
714 | @param[in] Context Ignored\r | |
715 | \r | |
716 | @retval UNIT_TEST_PASSED The Unit test has completed and the test\r | |
717 | case was successful.\r | |
718 | @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed.\r | |
719 | \r | |
720 | **/\r | |
721 | UNIT_TEST_STATUS\r | |
722 | EFIAPI\r | |
723 | UnitTestMtrrSetAllMtrrs (\r | |
724 | IN UNIT_TEST_CONTEXT Context\r | |
725 | )\r | |
726 | {\r | |
053e878b MK |
727 | MTRR_SETTINGS *Result;\r |
728 | MTRR_SETTINGS Mtrrs;\r | |
729 | UINT32 Index;\r | |
730 | MSR_IA32_MTRR_DEF_TYPE_REGISTER Default;\r | |
731 | MTRR_LIB_SYSTEM_PARAMETER SystemParameter;\r | |
732 | MTRR_LIB_TEST_CONTEXT *LocalContext;\r | |
e17f459a | 733 | \r |
053e878b | 734 | LocalContext = (MTRR_LIB_TEST_CONTEXT *)Context;\r |
e17f459a RN |
735 | \r |
736 | CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter));\r | |
737 | InitializeMtrrRegs (&SystemParameter);\r | |
738 | \r | |
053e878b MK |
739 | Default.Uint64 = 0;\r |
740 | Default.Bits.E = 1;\r | |
741 | Default.Bits.FE = 1;\r | |
e17f459a RN |
742 | Default.Bits.Type = GenerateRandomCacheType ();\r |
743 | \r | |
744 | ZeroMem (&Mtrrs, sizeof (Mtrrs));\r | |
745 | Mtrrs.MtrrDefType = Default.Uint64;\r | |
746 | for (Index = 0; Index < SystemParameter.VariableMtrrCount; Index++) {\r | |
747 | GenerateRandomMtrrPair (SystemParameter.PhysicalAddressBits, GenerateRandomCacheType (), &Mtrrs.Variables.Mtrr[Index], NULL);\r | |
748 | }\r | |
053e878b | 749 | \r |
e17f459a | 750 | Result = MtrrSetAllMtrrs (&Mtrrs);\r |
15e635d1 | 751 | UT_ASSERT_EQUAL ((UINTN)Result, (UINTN)&Mtrrs);\r |
e17f459a RN |
752 | \r |
753 | UT_ASSERT_EQUAL (AsmReadMsr64 (MSR_IA32_MTRR_DEF_TYPE), Mtrrs.MtrrDefType);\r | |
754 | for (Index = 0; Index < SystemParameter.VariableMtrrCount; Index++) {\r | |
755 | UT_ASSERT_EQUAL (AsmReadMsr64 (MSR_IA32_MTRR_PHYSBASE0 + (Index << 1)), Mtrrs.Variables.Mtrr[Index].Base);\r | |
756 | UT_ASSERT_EQUAL (AsmReadMsr64 (MSR_IA32_MTRR_PHYSMASK0 + (Index << 1)), Mtrrs.Variables.Mtrr[Index].Mask);\r | |
757 | }\r | |
758 | \r | |
759 | return UNIT_TEST_PASSED;\r | |
760 | }\r | |
761 | \r | |
762 | /**\r | |
763 | Unit test of MtrrLib service MtrrGetMemoryAttributeInVariableMtrr()\r | |
764 | \r | |
765 | @param[in] Context Ignored\r | |
766 | \r | |
767 | @retval UNIT_TEST_PASSED The Unit test has completed and the test\r | |
768 | case was successful.\r | |
769 | @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed.\r | |
770 | \r | |
771 | **/\r | |
772 | UNIT_TEST_STATUS\r | |
773 | EFIAPI\r | |
774 | UnitTestMtrrGetMemoryAttributeInVariableMtrr (\r | |
775 | IN UNIT_TEST_CONTEXT Context\r | |
776 | )\r | |
777 | {\r | |
053e878b MK |
778 | MTRR_LIB_TEST_CONTEXT *LocalContext;\r |
779 | MTRR_LIB_SYSTEM_PARAMETER SystemParameter;\r | |
780 | UINT32 Result;\r | |
781 | MTRR_VARIABLE_SETTING VariableSetting[MTRR_NUMBER_OF_VARIABLE_MTRR];\r | |
782 | VARIABLE_MTRR VariableMtrr[MTRR_NUMBER_OF_VARIABLE_MTRR];\r | |
783 | UINT64 ValidMtrrBitsMask;\r | |
784 | UINT64 ValidMtrrAddressMask;\r | |
785 | UINT32 Index;\r | |
786 | MSR_IA32_MTRR_PHYSBASE_REGISTER Base;\r | |
787 | MSR_IA32_MTRR_PHYSMASK_REGISTER Mask;\r | |
788 | \r | |
789 | LocalContext = (MTRR_LIB_TEST_CONTEXT *)Context;\r | |
e17f459a RN |
790 | \r |
791 | CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter));\r | |
792 | \r | |
793 | InitializeMtrrRegs (&SystemParameter);\r | |
794 | \r | |
795 | ValidMtrrBitsMask = (1ull << SystemParameter.PhysicalAddressBits) - 1;\r | |
796 | ValidMtrrAddressMask = ValidMtrrBitsMask & 0xfffffffffffff000ULL;\r | |
797 | \r | |
798 | for (Index = 0; Index < SystemParameter.VariableMtrrCount; Index++) {\r | |
799 | GenerateRandomMtrrPair (SystemParameter.PhysicalAddressBits, GenerateRandomCacheType (), &VariableSetting[Index], NULL);\r | |
800 | AsmWriteMsr64 (MSR_IA32_MTRR_PHYSBASE0 + (Index << 1), VariableSetting[Index].Base);\r | |
801 | AsmWriteMsr64 (MSR_IA32_MTRR_PHYSMASK0 + (Index << 1), VariableSetting[Index].Mask);\r | |
802 | }\r | |
053e878b | 803 | \r |
e17f459a RN |
804 | Result = MtrrGetMemoryAttributeInVariableMtrr (ValidMtrrBitsMask, ValidMtrrAddressMask, VariableMtrr);\r |
805 | UT_ASSERT_EQUAL (Result, SystemParameter.VariableMtrrCount);\r | |
806 | \r | |
807 | for (Index = 0; Index < SystemParameter.VariableMtrrCount; Index++) {\r | |
808 | Base.Uint64 = VariableMtrr[Index].BaseAddress;\r | |
053e878b | 809 | Base.Bits.Type = (UINT32)VariableMtrr[Index].Type;\r |
e17f459a RN |
810 | UT_ASSERT_EQUAL (Base.Uint64, VariableSetting[Index].Base);\r |
811 | \r | |
053e878b MK |
812 | Mask.Uint64 = ~(VariableMtrr[Index].Length - 1) & ValidMtrrBitsMask;\r |
813 | Mask.Bits.V = 1;\r | |
e17f459a RN |
814 | UT_ASSERT_EQUAL (Mask.Uint64, VariableSetting[Index].Mask);\r |
815 | }\r | |
816 | \r | |
817 | //\r | |
818 | // Negative test case when MTRRs are not supported\r | |
819 | //\r | |
820 | SystemParameter.MtrrSupported = FALSE;\r | |
821 | InitializeMtrrRegs (&SystemParameter);\r | |
822 | Result = MtrrGetMemoryAttributeInVariableMtrr (ValidMtrrBitsMask, ValidMtrrAddressMask, VariableMtrr);\r | |
823 | UT_ASSERT_EQUAL (Result, 0);\r | |
824 | \r | |
825 | //\r | |
826 | // Expect ASSERT() if variable MTRR count is > MTRR_NUMBER_OF_VARIABLE_MTRR\r | |
827 | //\r | |
053e878b | 828 | SystemParameter.MtrrSupported = TRUE;\r |
e17f459a RN |
829 | SystemParameter.VariableMtrrCount = MTRR_NUMBER_OF_VARIABLE_MTRR + 1;\r |
830 | InitializeMtrrRegs (&SystemParameter);\r | |
831 | UT_EXPECT_ASSERT_FAILURE (MtrrGetMemoryAttributeInVariableMtrr (ValidMtrrBitsMask, ValidMtrrAddressMask, VariableMtrr), NULL);\r | |
832 | \r | |
833 | return UNIT_TEST_PASSED;\r | |
834 | }\r | |
835 | \r | |
836 | /**\r | |
837 | Unit test of MtrrLib service MtrrDebugPrintAllMtrrs()\r | |
838 | \r | |
839 | @param[in] Context Ignored\r | |
840 | \r | |
841 | @retval UNIT_TEST_PASSED The Unit test has completed and the test\r | |
842 | case was successful.\r | |
843 | @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed.\r | |
844 | \r | |
845 | **/\r | |
846 | UNIT_TEST_STATUS\r | |
847 | EFIAPI\r | |
848 | UnitTestMtrrDebugPrintAllMtrrs (\r | |
849 | IN UNIT_TEST_CONTEXT Context\r | |
850 | )\r | |
851 | {\r | |
852 | return UNIT_TEST_PASSED;\r | |
853 | }\r | |
854 | \r | |
855 | /**\r | |
856 | Unit test of MtrrLib service MtrrGetDefaultMemoryType().\r | |
857 | \r | |
858 | @param[in] Context Ignored\r | |
859 | \r | |
860 | @retval UNIT_TEST_PASSED The Unit test has completed and the test\r | |
861 | case was successful.\r | |
862 | @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed.\r | |
863 | \r | |
864 | **/\r | |
865 | UNIT_TEST_STATUS\r | |
866 | EFIAPI\r | |
867 | UnitTestMtrrGetDefaultMemoryType (\r | |
868 | IN UNIT_TEST_CONTEXT Context\r | |
869 | )\r | |
870 | {\r | |
053e878b MK |
871 | MTRR_LIB_TEST_CONTEXT *LocalContext;\r |
872 | UINTN Index;\r | |
873 | MTRR_MEMORY_CACHE_TYPE Result;\r | |
874 | MTRR_LIB_SYSTEM_PARAMETER SystemParameter;\r | |
875 | MTRR_MEMORY_CACHE_TYPE CacheType[5];\r | |
e17f459a RN |
876 | \r |
877 | CacheType[0] = CacheUncacheable;\r | |
878 | CacheType[1] = CacheWriteCombining;\r | |
879 | CacheType[2] = CacheWriteThrough;\r | |
880 | CacheType[3] = CacheWriteProtected;\r | |
881 | CacheType[4] = CacheWriteBack;\r | |
882 | \r | |
053e878b | 883 | LocalContext = (MTRR_LIB_TEST_CONTEXT *)Context;\r |
e17f459a RN |
884 | \r |
885 | CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter));\r | |
886 | //\r | |
887 | // If MTRRs are supported, then always return the cache type in the MSR\r | |
888 | // MSR_IA32_MTRR_DEF_TYPE\r | |
889 | //\r | |
890 | for (Index = 0; Index < ARRAY_SIZE (CacheType); Index++) {\r | |
891 | SystemParameter.DefaultCacheType = CacheType[Index];\r | |
892 | InitializeMtrrRegs (&SystemParameter);\r | |
893 | Result = MtrrGetDefaultMemoryType ();\r | |
894 | UT_ASSERT_EQUAL (Result, SystemParameter.DefaultCacheType);\r | |
895 | }\r | |
896 | \r | |
897 | //\r | |
898 | // If MTRRs are not supported, then always return CacheUncacheable\r | |
899 | //\r | |
900 | SystemParameter.MtrrSupported = FALSE;\r | |
901 | InitializeMtrrRegs (&SystemParameter);\r | |
902 | Result = MtrrGetDefaultMemoryType ();\r | |
903 | UT_ASSERT_EQUAL (Result, CacheUncacheable);\r | |
904 | \r | |
053e878b | 905 | SystemParameter.MtrrSupported = TRUE;\r |
e17f459a RN |
906 | SystemParameter.FixedMtrrSupported = FALSE;\r |
907 | InitializeMtrrRegs (&SystemParameter);\r | |
908 | Result = MtrrGetDefaultMemoryType ();\r | |
909 | UT_ASSERT_EQUAL (Result, CacheUncacheable);\r | |
910 | \r | |
053e878b | 911 | SystemParameter.MtrrSupported = TRUE;\r |
e17f459a | 912 | SystemParameter.FixedMtrrSupported = TRUE;\r |
053e878b | 913 | SystemParameter.VariableMtrrCount = 0;\r |
e17f459a RN |
914 | InitializeMtrrRegs (&SystemParameter);\r |
915 | Result = MtrrGetDefaultMemoryType ();\r | |
916 | UT_ASSERT_EQUAL (Result, CacheUncacheable);\r | |
917 | \r | |
918 | return UNIT_TEST_PASSED;\r | |
919 | }\r | |
920 | \r | |
921 | /**\r | |
922 | Unit test of MtrrLib service MtrrSetMemoryAttributeInMtrrSettings().\r | |
923 | \r | |
924 | @param[in] Context Ignored\r | |
925 | \r | |
926 | @retval UNIT_TEST_PASSED The Unit test has completed and the test\r | |
927 | case was successful.\r | |
928 | @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed.\r | |
929 | \r | |
930 | **/\r | |
931 | UNIT_TEST_STATUS\r | |
932 | EFIAPI\r | |
933 | UnitTestMtrrSetMemoryAttributeInMtrrSettings (\r | |
934 | IN UNIT_TEST_CONTEXT Context\r | |
935 | )\r | |
936 | {\r | |
053e878b MK |
937 | CONST MTRR_LIB_SYSTEM_PARAMETER *SystemParameter;\r |
938 | RETURN_STATUS Status;\r | |
939 | UINT32 UcCount;\r | |
940 | UINT32 WtCount;\r | |
941 | UINT32 WbCount;\r | |
942 | UINT32 WpCount;\r | |
943 | UINT32 WcCount;\r | |
944 | \r | |
945 | UINTN MtrrIndex;\r | |
946 | UINTN Index;\r | |
947 | MTRR_SETTINGS LocalMtrrs;\r | |
948 | \r | |
949 | MTRR_MEMORY_RANGE RawMtrrRange[MTRR_NUMBER_OF_VARIABLE_MTRR];\r | |
950 | MTRR_MEMORY_RANGE ExpectedMemoryRanges[MTRR_NUMBER_OF_FIXED_MTRR * sizeof (UINT64) + 2 * MTRR_NUMBER_OF_VARIABLE_MTRR + 1];\r | |
951 | UINT32 ExpectedVariableMtrrUsage;\r | |
952 | UINTN ExpectedMemoryRangesCount;\r | |
953 | \r | |
954 | MTRR_MEMORY_RANGE ActualMemoryRanges[MTRR_NUMBER_OF_FIXED_MTRR * sizeof (UINT64) + 2 * MTRR_NUMBER_OF_VARIABLE_MTRR + 1];\r | |
955 | UINT32 ActualVariableMtrrUsage;\r | |
956 | UINTN ActualMemoryRangesCount;\r | |
957 | \r | |
958 | MTRR_SETTINGS *Mtrrs[2];\r | |
959 | \r | |
960 | SystemParameter = (MTRR_LIB_SYSTEM_PARAMETER *)Context;\r | |
e17f459a RN |
961 | GenerateRandomMemoryTypeCombination (\r |
962 | SystemParameter->VariableMtrrCount - PatchPcdGet32 (PcdCpuNumberOfReservedVariableMtrrs),\r | |
053e878b MK |
963 | &UcCount,\r |
964 | &WtCount,\r | |
965 | &WbCount,\r | |
966 | &WpCount,\r | |
967 | &WcCount\r | |
e17f459a RN |
968 | );\r |
969 | GenerateValidAndConfigurableMtrrPairs (\r | |
053e878b MK |
970 | SystemParameter->PhysicalAddressBits,\r |
971 | RawMtrrRange,\r | |
972 | UcCount,\r | |
973 | WtCount,\r | |
974 | WbCount,\r | |
975 | WpCount,\r | |
976 | WcCount\r | |
e17f459a RN |
977 | );\r |
978 | \r | |
979 | ExpectedVariableMtrrUsage = UcCount + WtCount + WbCount + WpCount + WcCount;\r | |
980 | ExpectedMemoryRangesCount = ARRAY_SIZE (ExpectedMemoryRanges);\r | |
981 | GetEffectiveMemoryRanges (\r | |
982 | SystemParameter->DefaultCacheType,\r | |
983 | SystemParameter->PhysicalAddressBits,\r | |
053e878b MK |
984 | RawMtrrRange,\r |
985 | ExpectedVariableMtrrUsage,\r | |
986 | ExpectedMemoryRanges,\r | |
987 | &ExpectedMemoryRangesCount\r | |
e17f459a RN |
988 | );\r |
989 | \r | |
990 | UT_LOG_INFO ("--- Expected Memory Ranges [%d] ---\n", ExpectedMemoryRangesCount);\r | |
991 | DumpMemoryRanges (ExpectedMemoryRanges, ExpectedMemoryRangesCount);\r | |
992 | //\r | |
993 | // Default cache type is always an INPUT\r | |
994 | //\r | |
995 | ZeroMem (&LocalMtrrs, sizeof (LocalMtrrs));\r | |
996 | LocalMtrrs.MtrrDefType = MtrrGetDefaultMemoryType ();\r | |
997 | Mtrrs[0] = &LocalMtrrs;\r | |
998 | Mtrrs[1] = NULL;\r | |
999 | \r | |
1000 | for (MtrrIndex = 0; MtrrIndex < ARRAY_SIZE (Mtrrs); MtrrIndex++) {\r | |
1001 | for (Index = 0; Index < ExpectedMemoryRangesCount; Index++) {\r | |
1002 | Status = MtrrSetMemoryAttributeInMtrrSettings (\r | |
1003 | Mtrrs[MtrrIndex],\r | |
1004 | ExpectedMemoryRanges[Index].BaseAddress,\r | |
1005 | ExpectedMemoryRanges[Index].Length,\r | |
1006 | ExpectedMemoryRanges[Index].Type\r | |
1007 | );\r | |
1008 | UT_ASSERT_TRUE (Status == RETURN_SUCCESS || Status == RETURN_OUT_OF_RESOURCES || Status == RETURN_BUFFER_TOO_SMALL);\r | |
053e878b | 1009 | if ((Status == RETURN_OUT_OF_RESOURCES) || (Status == RETURN_BUFFER_TOO_SMALL)) {\r |
e17f459a RN |
1010 | return UNIT_TEST_SKIPPED;\r |
1011 | }\r | |
1012 | }\r | |
1013 | \r | |
1014 | if (Mtrrs[MtrrIndex] == NULL) {\r | |
1015 | ZeroMem (&LocalMtrrs, sizeof (LocalMtrrs));\r | |
1016 | MtrrGetAllMtrrs (&LocalMtrrs);\r | |
1017 | }\r | |
053e878b | 1018 | \r |
e17f459a RN |
1019 | ActualMemoryRangesCount = ARRAY_SIZE (ActualMemoryRanges);\r |
1020 | CollectTestResult (\r | |
053e878b MK |
1021 | SystemParameter->DefaultCacheType,\r |
1022 | SystemParameter->PhysicalAddressBits,\r | |
1023 | SystemParameter->VariableMtrrCount,\r | |
1024 | &LocalMtrrs,\r | |
1025 | ActualMemoryRanges,\r | |
1026 | &ActualMemoryRangesCount,\r | |
1027 | &ActualVariableMtrrUsage\r | |
e17f459a RN |
1028 | );\r |
1029 | UT_LOG_INFO ("--- Actual Memory Ranges [%d] ---\n", ActualMemoryRangesCount);\r | |
1030 | DumpMemoryRanges (ActualMemoryRanges, ActualMemoryRangesCount);\r | |
1031 | VerifyMemoryRanges (ExpectedMemoryRanges, ExpectedMemoryRangesCount, ActualMemoryRanges, ActualMemoryRangesCount);\r | |
1032 | UT_ASSERT_TRUE (ExpectedVariableMtrrUsage >= ActualVariableMtrrUsage);\r | |
1033 | \r | |
1034 | ZeroMem (&LocalMtrrs, sizeof (LocalMtrrs));\r | |
1035 | }\r | |
1036 | \r | |
1037 | return UNIT_TEST_PASSED;\r | |
1038 | }\r | |
1039 | \r | |
e17f459a RN |
1040 | /**\r |
1041 | Prep routine for UnitTestGetFirmwareVariableMtrrCount().\r | |
1042 | \r | |
1043 | @param Context Point to a UINT32 data to save the PcdCpuNumberOfReservedVariableMtrrs.\r | |
1044 | **/\r | |
1045 | UNIT_TEST_STATUS\r | |
1046 | EFIAPI\r | |
1047 | SavePcdValue (\r | |
1048 | UNIT_TEST_CONTEXT Context\r | |
1049 | )\r | |
1050 | {\r | |
1051 | MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT *LocalContext;\r | |
1052 | \r | |
053e878b | 1053 | LocalContext = (MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT *)Context;\r |
e17f459a RN |
1054 | LocalContext->NumberOfReservedVariableMtrrs = PatchPcdGet32 (PcdCpuNumberOfReservedVariableMtrrs);\r |
1055 | return UNIT_TEST_PASSED;\r | |
1056 | }\r | |
1057 | \r | |
1058 | /**\r | |
1059 | Clean up routine for UnitTestGetFirmwareVariableMtrrCount().\r | |
1060 | \r | |
1061 | @param Context Point to a UINT32 data to save the PcdCpuNumberOfReservedVariableMtrrs.\r | |
1062 | **/\r | |
1063 | VOID\r | |
1064 | EFIAPI\r | |
1065 | RestorePcdValue (\r | |
1066 | UNIT_TEST_CONTEXT Context\r | |
1067 | )\r | |
1068 | {\r | |
1069 | MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT *LocalContext;\r | |
1070 | \r | |
053e878b | 1071 | LocalContext = (MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT *)Context;\r |
e17f459a RN |
1072 | PatchPcdSet32 (PcdCpuNumberOfReservedVariableMtrrs, LocalContext->NumberOfReservedVariableMtrrs);\r |
1073 | }\r | |
1074 | \r | |
1075 | /**\r | |
1076 | Initialize the unit test framework, suite, and unit tests for the\r | |
1077 | ResetSystemLib and run the ResetSystemLib unit test.\r | |
1078 | \r | |
1079 | @param Iteration Iteration of testing MtrrSetMemoryAttributeInMtrrSettings\r | |
1080 | and MtrrSetMemoryAttributesInMtrrSettings using random inputs.\r | |
1081 | \r | |
1082 | @retval EFI_SUCCESS All test cases were dispatched.\r | |
1083 | @retval EFI_OUT_OF_RESOURCES There are not enough resources available to\r | |
1084 | initialize the unit tests.\r | |
1085 | **/\r | |
1086 | STATIC\r | |
1087 | EFI_STATUS\r | |
1088 | EFIAPI\r | |
1089 | UnitTestingEntry (\r | |
053e878b | 1090 | UINTN Iteration\r |
e17f459a RN |
1091 | )\r |
1092 | {\r | |
053e878b MK |
1093 | EFI_STATUS Status;\r |
1094 | UNIT_TEST_FRAMEWORK_HANDLE Framework;\r | |
1095 | UNIT_TEST_SUITE_HANDLE MtrrApiTests;\r | |
1096 | UINTN Index;\r | |
1097 | UINTN SystemIndex;\r | |
1098 | MTRR_LIB_TEST_CONTEXT Context;\r | |
1099 | MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT GetFirmwareVariableMtrrCountContext;\r | |
e17f459a RN |
1100 | \r |
1101 | Context.SystemParameter = &mDefaultSystemParameter;\r | |
1102 | GetFirmwareVariableMtrrCountContext.SystemParameter = &mDefaultSystemParameter;\r | |
053e878b | 1103 | Framework = NULL;\r |
e17f459a | 1104 | \r |
e17f459a RN |
1105 | //\r |
1106 | // Setup the test framework for running the tests.\r | |
1107 | //\r | |
1108 | Status = InitUnitTestFramework (&Framework, UNIT_TEST_APP_NAME, gEfiCallerBaseName, UNIT_TEST_APP_VERSION);\r | |
1109 | if (EFI_ERROR (Status)) {\r | |
1110 | DEBUG ((DEBUG_ERROR, "Failed in InitUnitTestFramework. Status = %r\n", Status));\r | |
1111 | goto EXIT;\r | |
1112 | }\r | |
1113 | \r | |
1114 | //\r | |
1115 | // --------------Suite-----------Description--------------Name----------Function--------Pre---Post-------------------Context-----------\r | |
1116 | //\r | |
1117 | \r | |
1118 | //\r | |
1119 | // Populate the MtrrLib API Unit Test Suite.\r | |
1120 | //\r | |
1121 | Status = CreateUnitTestSuite (&MtrrApiTests, Framework, "MtrrLib API Tests", "MtrrLib.MtrrLib", NULL, NULL);\r | |
1122 | if (EFI_ERROR (Status)) {\r | |
1123 | DEBUG ((DEBUG_ERROR, "Failed in CreateUnitTestSuite for MtrrLib API Tests\n"));\r | |
1124 | Status = EFI_OUT_OF_RESOURCES;\r | |
1125 | goto EXIT;\r | |
1126 | }\r | |
053e878b MK |
1127 | \r |
1128 | AddTestCase (MtrrApiTests, "Test IsMtrrSupported", "MtrrSupported", UnitTestIsMtrrSupported, NULL, NULL, &Context);\r | |
1129 | AddTestCase (MtrrApiTests, "Test GetVariableMtrrCount", "GetVariableMtrrCount", UnitTestGetVariableMtrrCount, NULL, NULL, &Context);\r | |
1130 | AddTestCase (MtrrApiTests, "Test GetFirmwareVariableMtrrCount", "GetFirmwareVariableMtrrCount", UnitTestGetFirmwareVariableMtrrCount, SavePcdValue, RestorePcdValue, &GetFirmwareVariableMtrrCountContext);\r | |
1131 | AddTestCase (MtrrApiTests, "Test MtrrGetMemoryAttribute", "MtrrGetMemoryAttribute", UnitTestMtrrGetMemoryAttribute, NULL, NULL, &Context);\r | |
1132 | AddTestCase (MtrrApiTests, "Test MtrrGetFixedMtrr", "MtrrGetFixedMtrr", UnitTestMtrrGetFixedMtrr, NULL, NULL, &Context);\r | |
1133 | AddTestCase (MtrrApiTests, "Test MtrrGetAllMtrrs", "MtrrGetAllMtrrs", UnitTestMtrrGetAllMtrrs, NULL, NULL, &Context);\r | |
1134 | AddTestCase (MtrrApiTests, "Test MtrrSetAllMtrrs", "MtrrSetAllMtrrs", UnitTestMtrrSetAllMtrrs, NULL, NULL, &Context);\r | |
e17f459a | 1135 | AddTestCase (MtrrApiTests, "Test MtrrGetMemoryAttributeInVariableMtrr", "MtrrGetMemoryAttributeInVariableMtrr", UnitTestMtrrGetMemoryAttributeInVariableMtrr, NULL, NULL, &Context);\r |
053e878b MK |
1136 | AddTestCase (MtrrApiTests, "Test MtrrDebugPrintAllMtrrs", "MtrrDebugPrintAllMtrrs", UnitTestMtrrDebugPrintAllMtrrs, NULL, NULL, &Context);\r |
1137 | AddTestCase (MtrrApiTests, "Test MtrrGetDefaultMemoryType", "MtrrGetDefaultMemoryType", UnitTestMtrrGetDefaultMemoryType, NULL, NULL, &Context);\r | |
e17f459a RN |
1138 | \r |
1139 | for (SystemIndex = 0; SystemIndex < ARRAY_SIZE (mSystemParameters); SystemIndex++) {\r | |
1140 | for (Index = 0; Index < Iteration; Index++) {\r | |
053e878b MK |
1141 | AddTestCase (MtrrApiTests, "Test InvalidMemoryLayouts", "InvalidMemoryLayouts", UnitTestInvalidMemoryLayouts, InitializeSystem, NULL, &mSystemParameters[SystemIndex]);\r |
1142 | AddTestCase (MtrrApiTests, "Test MtrrSetMemoryAttributeInMtrrSettings", "MtrrSetMemoryAttributeInMtrrSettings", UnitTestMtrrSetMemoryAttributeInMtrrSettings, InitializeSystem, NULL, &mSystemParameters[SystemIndex]);\r | |
e17f459a RN |
1143 | AddTestCase (MtrrApiTests, "Test MtrrSetMemoryAttributesInMtrrSettings", "MtrrSetMemoryAttributesInMtrrSettings", UnitTestMtrrSetMemoryAttributesInMtrrSettings, InitializeSystem, NULL, &mSystemParameters[SystemIndex]);\r |
1144 | }\r | |
1145 | }\r | |
053e878b | 1146 | \r |
e17f459a RN |
1147 | //\r |
1148 | // Execute the tests.\r | |
1149 | //\r | |
e17f459a RN |
1150 | Status = RunAllTestSuites (Framework);\r |
1151 | \r | |
1152 | EXIT:\r | |
1153 | if (Framework != NULL) {\r | |
1154 | FreeUnitTestFramework (Framework);\r | |
1155 | }\r | |
1156 | \r | |
1157 | return Status;\r | |
1158 | }\r | |
1159 | \r | |
1160 | /**\r | |
1161 | Standard POSIX C entry point for host based unit test execution.\r | |
1162 | \r | |
1163 | @param Argc Number of arguments.\r | |
1164 | @param Argv Array of arguments.\r | |
1165 | \r | |
1166 | @return Test application exit code.\r | |
1167 | **/\r | |
1168 | INT32\r | |
1169 | main (\r | |
053e878b MK |
1170 | INT32 Argc,\r |
1171 | CHAR8 *Argv[]\r | |
e17f459a RN |
1172 | )\r |
1173 | {\r | |
053e878b | 1174 | UINTN Count;\r |
65904cdb RN |
1175 | \r |
1176 | DEBUG ((DEBUG_INFO, "%a v%a\n", UNIT_TEST_APP_NAME, UNIT_TEST_APP_VERSION));\r | |
053e878b | 1177 | srand ((unsigned int)time (NULL));\r |
65904cdb RN |
1178 | \r |
1179 | //\r | |
1180 | // MtrrLibUnitTest generate-random-numbers <path to MtrrLib/UnitTest/RandomNumber.c> <random-number count>\r | |
1181 | //\r | |
1182 | if ((Argc == 4) && (AsciiStriCmp ("generate-random-numbers", Argv[1]) == 0)) {\r | |
1183 | Count = atoi (Argv[3]);\r | |
1184 | DEBUG ((DEBUG_INFO, "Generate %d random numbers to %a.\n", Count, Argv[2]));\r | |
1185 | GenerateRandomNumbers (Argv[2], Count);\r | |
1186 | return 0;\r | |
1187 | }\r | |
e17f459a RN |
1188 | \r |
1189 | //\r | |
65904cdb RN |
1190 | // MtrrLibUnitTest [<iterations>]\r |
1191 | // <iterations> [fixed|random]\r | |
1192 | // Default <iterations> is 10.\r | |
1193 | // Default uses fixed inputs.\r | |
e17f459a | 1194 | //\r |
65904cdb RN |
1195 | Count = 10;\r |
1196 | mRandomInput = FALSE;\r | |
1197 | if ((Argc == 2) || (Argc == 3)) {\r | |
1198 | Count = atoi (Argv[1]);\r | |
1199 | if (Argc == 3) {\r | |
1200 | if (AsciiStriCmp ("fixed", Argv[2]) == 0) {\r | |
1201 | mRandomInput = FALSE;\r | |
1202 | } else if (AsciiStriCmp ("random", Argv[2]) == 0) {\r | |
1203 | mRandomInput = TRUE;\r | |
1204 | }\r | |
1205 | }\r | |
e17f459a | 1206 | }\r |
65904cdb RN |
1207 | \r |
1208 | DEBUG ((DEBUG_INFO, "Iterations = %d\n", Count));\r | |
1209 | DEBUG ((DEBUG_INFO, "Input = %a\n", mRandomInput ? "random" : "fixed"));\r | |
1210 | \r | |
1211 | return UnitTestingEntry (Count);\r | |
e17f459a | 1212 | }\r |