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1 | /** @file\r |
2 | \r | |
3 | Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>\r | |
4 | \r\r | |
5 | This program and the accompanying materials are licensed and made available under\r\r | |
6 | the terms and conditions of the BSD License that accompanies this distribution. \r\r | |
7 | The full text of the license may be found at \r\r | |
8 | http://opensource.org/licenses/bsd-license.php. \r\r | |
9 | \r\r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r\r | |
12 | \r\r | |
13 | \r | |
14 | Module Name:\r | |
15 | \r | |
16 | \r | |
17 | BootMode.c\r | |
18 | \r | |
19 | Abstract:\r | |
20 | \r | |
21 | EFI PEIM to provide the platform support functionality on the Thurley.\r | |
22 | \r | |
23 | \r | |
24 | --*/\r | |
25 | \r | |
26 | #include "PlatformEarlyInit.h"\r | |
27 | \r | |
28 | \r | |
29 | #define NORMALMODE 0\r | |
30 | #define RECOVERYMODE 1\r | |
31 | #define SAFEMODE 2\r | |
32 | #define MANUFACTURINGMODE 3\r | |
33 | \r | |
34 | #define GPIO_SSUS_OFFSET 0x2000\r | |
35 | #define PMU_PWRBTN_B_OFFSET 0x88\r | |
36 | \r | |
37 | EFI_PEI_PPI_DESCRIPTOR mPpiListRecoveryBootMode = {\r | |
38 | (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r | |
39 | &gEfiPeiBootInRecoveryModePpiGuid,\r | |
40 | NULL\r | |
41 | };\r | |
42 | \r | |
43 | /**\r | |
44 | Return the setting of the Bios configuration jumper\r | |
45 | \r | |
46 | @param VOID\r | |
47 | \r | |
48 | @retval RECOVERYMODE jumper set to recovery mode\r | |
49 | @retval SAFEMODE jumper set to config mode\r | |
50 | @retval NORMALMODE jumper in normal mode\r | |
51 | \r | |
52 | **/\r | |
53 | UINTN\r | |
54 | GetConfigJumper(\r | |
55 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
56 | IN OUT EFI_PLATFORM_INFO_HOB *PlatformInfoHob\r | |
57 | )\r | |
58 | {\r | |
59 | //\r | |
60 | // Do the Forced recovery detection based on logic chart above\r | |
61 | //\r | |
62 | if (IsRecoveryJumper(PeiServices, PlatformInfoHob)) {\r | |
63 | return RECOVERYMODE;\r | |
64 | } else {\r | |
65 | return NORMALMODE;\r | |
66 | }\r | |
67 | }\r | |
68 | \r | |
69 | BOOLEAN\r | |
70 | CheckIfRecoveryMode(\r | |
71 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
72 | IN OUT EFI_PLATFORM_INFO_HOB *PlatformInfoHob\r | |
73 | )\r | |
74 | {\r | |
75 | if (GetConfigJumper(PeiServices, PlatformInfoHob) == RECOVERYMODE) {\r | |
76 | return TRUE;\r | |
77 | }\r | |
78 | return FALSE;\r | |
79 | }\r | |
80 | \r | |
81 | BOOLEAN\r | |
82 | CheckIfSafeMode(\r | |
83 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
84 | IN OUT EFI_PLATFORM_INFO_HOB *PlatformInfoHob\r | |
85 | )\r | |
86 | {\r | |
87 | if (GetConfigJumper(PeiServices, PlatformInfoHob) == SAFEMODE) {\r | |
88 | return TRUE;\r | |
89 | }\r | |
90 | return FALSE;\r | |
91 | }\r | |
92 | \r | |
93 | BOOLEAN\r | |
94 | CheckIfManufacturingMode (\r | |
95 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
96 | )\r | |
97 | {\r | |
98 | EFI_STATUS Status;\r | |
99 | EFI_PEI_READ_ONLY_VARIABLE2_PPI *Variable;\r | |
100 | UINT32 Attributes;\r | |
101 | UINTN DataSize;\r | |
102 | CHAR16 VarName[] = MFGMODE_VARIABLE_NAME;\r | |
103 | UINT8 MfgMode;\r | |
104 | \r | |
105 | Status = (*PeiServices)->LocatePpi (\r | |
106 | PeiServices,\r | |
107 | &gEfiPeiReadOnlyVariable2PpiGuid,\r | |
108 | 0,\r | |
109 | NULL,\r | |
110 | (void **)&Variable\r | |
111 | );\r | |
112 | ASSERT_EFI_ERROR (Status);\r | |
113 | \r | |
114 | //\r | |
115 | // Check if SW MMJ mode\r | |
116 | //\r | |
117 | Attributes = (EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS);\r | |
118 | DataSize = sizeof (MFG_MODE_VAR);\r | |
119 | \r | |
120 | Status = Variable->GetVariable (\r | |
121 | Variable,\r | |
122 | VarName,\r | |
123 | &gMfgModeVariableGuid,\r | |
124 | &Attributes,\r | |
125 | &DataSize,\r | |
126 | &MfgMode\r | |
127 | );\r | |
128 | if (!(EFI_ERROR (Status))) {\r | |
129 | return TRUE;\r | |
130 | }\r | |
131 | return FALSE;\r | |
132 | }\r | |
133 | \r | |
134 | EFI_STATUS\r | |
135 | UpdateBootMode (\r | |
136 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
137 | IN OUT EFI_PLATFORM_INFO_HOB *PlatformInfoHob\r | |
138 | )\r | |
139 | {\r | |
140 | EFI_STATUS Status;\r | |
141 | EFI_BOOT_MODE BootMode;\r | |
142 | UINT16 SleepType;\r | |
143 | CHAR16 *strBootMode;\r | |
144 | PEI_CAPSULE_PPI *Capsule;\r | |
145 | EFI_PEI_READ_ONLY_VARIABLE2_PPI *Variable;\r | |
146 | SYSTEM_CONFIGURATION SystemConfiguration;\r | |
147 | UINTN VarSize;\r | |
148 | volatile UINT32 GpioValue;\r | |
149 | BOOLEAN IsFirstBoot;\r | |
150 | UINT32 Data32;\r | |
151 | \r | |
152 | Status = (*PeiServices)->GetBootMode(\r | |
153 | PeiServices,\r | |
154 | &BootMode\r | |
155 | );\r | |
156 | ASSERT_EFI_ERROR (Status);\r | |
157 | if (BootMode == BOOT_IN_RECOVERY_MODE){\r | |
158 | return Status;\r | |
159 | }\r | |
160 | GetWakeupEventAndSaveToHob (PeiServices);\r | |
161 | \r | |
162 | //\r | |
163 | // Let's assume things are OK if not told otherwise\r | |
164 | //\r | |
165 | BootMode = BOOT_WITH_FULL_CONFIGURATION;\r | |
166 | \r | |
167 | //\r | |
168 | // When this boot is WDT reset, the system needs booting with CrashDump function eanbled.\r | |
169 | //\r | |
170 | Data32 = IoRead32 (ACPI_BASE_ADDRESS + R_PCH_TCO_STS);\r | |
171 | \r | |
172 | //\r | |
173 | // Check Power Button, click the power button, the system will boot in fast boot mode,\r | |
174 | // if it is pressed and hold for a second, it will boot in FullConfiguration/setup mode.\r | |
175 | //\r | |
176 | GpioValue = MmioRead32 (IO_BASE_ADDRESS + GPIO_SSUS_OFFSET + PMU_PWRBTN_B_OFFSET); // The value of GPIOS_16 (PMU_PWRBTN_B)\r | |
177 | if (((GpioValue & BIT0) != 0)&&((Data32 & B_PCH_TCO_STS_SECOND_TO) != B_PCH_TCO_STS_SECOND_TO)){\r | |
178 | IsFirstBoot = PcdGetBool(PcdBootState);\r | |
179 | if (!IsFirstBoot){\r | |
180 | VarSize = sizeof (SYSTEM_CONFIGURATION);\r | |
181 | ZeroMem (&SystemConfiguration, sizeof (SYSTEM_CONFIGURATION));\r | |
182 | \r | |
183 | Status = (*PeiServices)->LocatePpi (\r | |
184 | PeiServices,\r | |
185 | &gEfiPeiReadOnlyVariable2PpiGuid,\r | |
186 | 0,\r | |
187 | NULL,\r | |
188 | (void **)&Variable\r | |
189 | );\r | |
190 | ASSERT_EFI_ERROR (Status);\r | |
191 | \r | |
192 | //\r | |
193 | // Use normal setup default from NVRAM variable,\r | |
194 | // the Platform Mode (manufacturing/safe/normal) is handle in PeiGetVariable.\r | |
195 | //\r | |
196 | VarSize = sizeof(SYSTEM_CONFIGURATION);\r | |
197 | Status = Variable->GetVariable (\r | |
198 | Variable,\r | |
199 | L"Setup",\r | |
200 | &gEfiSetupVariableGuid,\r | |
201 | NULL,\r | |
202 | &VarSize,\r | |
203 | &SystemConfiguration\r | |
204 | );\r | |
620f2891 TH |
205 | if (EFI_ERROR (Status) || VarSize != sizeof(SYSTEM_CONFIGURATION)) {\r |
206 | //The setup variable is corrupted\r | |
207 | VarSize = sizeof(SYSTEM_CONFIGURATION);\r | |
208 | Status = Variable->GetVariable(\r | |
209 | Variable,\r | |
210 | L"SetupRecovery",\r | |
211 | &gEfiSetupVariableGuid,\r | |
212 | NULL,\r | |
213 | &VarSize,\r | |
214 | &SystemConfiguration\r | |
215 | );\r | |
216 | ASSERT_EFI_ERROR (Status);\r | |
217 | } \r | |
3cbfba02 DW |
218 | \r |
219 | if (SystemConfiguration.FastBoot == 1) {\r | |
220 | BootMode = BOOT_WITH_MINIMAL_CONFIGURATION;\r | |
221 | }\r | |
222 | }\r | |
223 | }\r | |
224 | \r | |
225 | //\r | |
226 | // Check if we need to boot in forced recovery mode\r | |
227 | //\r | |
228 | if (CheckIfRecoveryMode(PeiServices, PlatformInfoHob)) {\r | |
229 | BootMode = BOOT_IN_RECOVERY_MODE;\r | |
230 | }\r | |
231 | \r | |
232 | if (BootMode == BOOT_IN_RECOVERY_MODE) {\r | |
233 | Status = (*PeiServices)->InstallPpi (\r | |
234 | PeiServices,\r | |
235 | &mPpiListRecoveryBootMode\r | |
236 | );\r | |
237 | ASSERT_EFI_ERROR (Status);\r | |
238 | } else {\r | |
239 | if (GetSleepTypeAfterWakeup (PeiServices, &SleepType)) {\r | |
240 | switch (SleepType) {\r | |
241 | case V_PCH_ACPI_PM1_CNT_S3:\r | |
242 | BootMode = BOOT_ON_S3_RESUME;\r | |
243 | \r | |
244 | //\r | |
245 | // Determine if we're in capsule update mode\r | |
246 | //\r | |
247 | Status = (*PeiServices)->LocatePpi (\r | |
248 | PeiServices,\r | |
249 | &gPeiCapsulePpiGuid,\r | |
250 | 0,\r | |
251 | NULL,\r | |
252 | (void **)&Capsule\r | |
253 | );\r | |
254 | \r | |
255 | if (Status == EFI_SUCCESS) {\r | |
256 | if (Capsule->CheckCapsuleUpdate ((EFI_PEI_SERVICES**)PeiServices) == EFI_SUCCESS) {\r | |
257 | BootMode = BOOT_ON_FLASH_UPDATE;\r | |
258 | }\r | |
259 | }\r | |
260 | \r | |
261 | break;\r | |
262 | \r | |
263 | case V_PCH_ACPI_PM1_CNT_S4:\r | |
264 | BootMode = BOOT_ON_S4_RESUME;\r | |
265 | break;\r | |
266 | \r | |
267 | case V_PCH_ACPI_PM1_CNT_S5:\r | |
268 | BootMode = BOOT_ON_S5_RESUME;\r | |
269 | break;\r | |
270 | } // switch (SleepType)\r | |
271 | }\r | |
272 | \r | |
273 | //\r | |
274 | // Check for Safe Mode\r | |
275 | //\r | |
276 | }\r | |
277 | \r | |
278 | switch (BootMode) {\r | |
279 | case BOOT_WITH_FULL_CONFIGURATION:\r | |
280 | strBootMode = L"BOOT_WITH_FULL_CONFIGURATION";\r | |
281 | break;\r | |
282 | case BOOT_WITH_MINIMAL_CONFIGURATION:\r | |
283 | strBootMode = L"BOOT_WITH_MINIMAL_CONFIGURATION";\r | |
284 | break;\r | |
285 | case BOOT_ASSUMING_NO_CONFIGURATION_CHANGES:\r | |
286 | strBootMode = L"BOOT_ASSUMING_NO_CONFIGURATION_CHANGES";\r | |
287 | break;\r | |
288 | case BOOT_WITH_FULL_CONFIGURATION_PLUS_DIAGNOSTICS:\r | |
289 | strBootMode = L"BOOT_WITH_FULL_CONFIGURATION_PLUS_DIAGNOSTICS";\r | |
290 | break;\r | |
291 | case BOOT_WITH_DEFAULT_SETTINGS:\r | |
292 | strBootMode = L"BOOT_WITH_DEFAULT_SETTINGS";\r | |
293 | break;\r | |
294 | case BOOT_ON_S4_RESUME:\r | |
295 | strBootMode = L"BOOT_ON_S4_RESUME";\r | |
296 | break;\r | |
297 | case BOOT_ON_S5_RESUME:\r | |
298 | strBootMode = L"BOOT_ON_S5_RESUME";\r | |
299 | break;\r | |
300 | case BOOT_ON_S2_RESUME:\r | |
301 | strBootMode = L"BOOT_ON_S2_RESUME";\r | |
302 | break;\r | |
303 | case BOOT_ON_S3_RESUME:\r | |
304 | strBootMode = L"BOOT_ON_S3_RESUME";\r | |
305 | break;\r | |
306 | case BOOT_ON_FLASH_UPDATE:\r | |
307 | strBootMode = L"BOOT_ON_FLASH_UPDATE";\r | |
308 | break;\r | |
309 | case BOOT_IN_RECOVERY_MODE:\r | |
310 | strBootMode = L"BOOT_IN_RECOVERY_MODE";\r | |
311 | break;\r | |
312 | default:\r | |
313 | strBootMode = L"Unknown boot mode";\r | |
314 | } // switch (BootMode)\r | |
315 | \r | |
316 | DEBUG ((EFI_D_ERROR, "Setting BootMode to %s\n", strBootMode));\r | |
317 | Status = (*PeiServices)->SetBootMode(\r | |
318 | PeiServices,\r | |
319 | BootMode\r | |
320 | );\r | |
321 | ASSERT_EFI_ERROR (Status);\r | |
322 | \r | |
323 | return Status;\r | |
324 | }\r | |
325 | \r | |
326 | /**\r | |
327 | Get sleep type after wakeup\r | |
328 | \r | |
329 | @param PeiServices Pointer to the PEI Service Table.\r | |
330 | @param SleepType Sleep type to be returned.\r | |
331 | \r | |
332 | @retval TRUE A wake event occured without power failure.\r | |
333 | @retval FALSE Power failure occured or not a wakeup.\r | |
334 | \r | |
335 | **/\r | |
336 | BOOLEAN\r | |
337 | GetSleepTypeAfterWakeup (\r | |
338 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
339 | OUT UINT16 *SleepType\r | |
340 | )\r | |
341 | {\r | |
342 | UINT16 Pm1Sts;\r | |
343 | UINT16 Pm1Cnt;\r | |
344 | UINT16 GenPmCon1;\r | |
345 | GenPmCon1 = MmioRead16 (PMC_BASE_ADDRESS + R_PCH_PMC_GEN_PMCON_1);\r | |
346 | \r | |
347 | //\r | |
348 | // Read the ACPI registers\r | |
349 | //\r | |
350 | Pm1Sts = IoRead16 (ACPI_BASE_ADDRESS + R_PCH_ACPI_PM1_STS);\r | |
351 | Pm1Cnt = IoRead16 (ACPI_BASE_ADDRESS + R_PCH_ACPI_PM1_CNT);\r | |
352 | \r | |
353 | if ((GenPmCon1 & (B_PCH_PMC_GEN_PMCON_SUS_PWR_FLR | B_PCH_PMC_GEN_PMCON_GEN_RST_STS)) ||\r | |
354 | (Pm1Sts & B_PCH_ACPI_PM1_STS_PRBTNOR)) {\r | |
355 | //\r | |
356 | // If power failure indicator, then don't attempt s3 resume.\r | |
357 | // Clear PM1_CNT of S3 and set it to S5 as we just had a power failure, and memory has\r | |
358 | // lost already. This is to make sure no one will use PM1_CNT to check for S3 after\r | |
359 | // power failure.\r | |
360 | //\r | |
361 | if ((Pm1Cnt & B_PCH_ACPI_PM1_CNT_SLP_TYP) == V_PCH_ACPI_PM1_CNT_S3) {\r | |
362 | Pm1Cnt = ((Pm1Cnt & ~B_PCH_ACPI_PM1_CNT_SLP_TYP) | V_PCH_ACPI_PM1_CNT_S5);\r | |
363 | IoWrite16 (ACPI_BASE_ADDRESS + R_PCH_ACPI_PM1_CNT, Pm1Cnt);\r | |
364 | }\r | |
365 | //\r | |
366 | // Clear Wake Status (WAK_STS)\r | |
367 | //\r | |
368 | IoWrite16 ((ACPI_BASE_ADDRESS + R_PCH_ACPI_PM1_STS), B_PCH_ACPI_PM1_STS_WAK);\r | |
369 | }\r | |
370 | //\r | |
371 | // Get sleep type if a wake event occurred and there is no power failure\r | |
372 | //\r | |
373 | if ((Pm1Cnt & B_PCH_ACPI_PM1_CNT_SLP_TYP) == V_PCH_ACPI_PM1_CNT_S3) {\r | |
374 | *SleepType = Pm1Cnt & B_PCH_ACPI_PM1_CNT_SLP_TYP;\r | |
375 | return TRUE;\r | |
376 | } else if ((Pm1Cnt & B_PCH_ACPI_PM1_CNT_SLP_TYP) == V_PCH_ACPI_PM1_CNT_S4){\r | |
377 | *SleepType = Pm1Cnt & B_PCH_ACPI_PM1_CNT_SLP_TYP;\r | |
378 | return TRUE;\r | |
379 | }\r | |
380 | return FALSE;\r | |
381 | }\r | |
382 | \r | |
383 | VOID\r | |
384 | SetPlatformBootMode (\r | |
385 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
386 | IN OUT EFI_PLATFORM_INFO_HOB *PlatformInfoHob\r | |
387 | )\r | |
388 | {\r | |
389 | EFI_PLATFORM_SETUP_ID PlatformSetupId;\r | |
390 | \r | |
391 | ZeroMem(&PlatformSetupId, sizeof (EFI_PLATFORM_SETUP_ID));\r | |
392 | \r | |
393 | CopyMem (&PlatformSetupId.SetupGuid,\r | |
394 | &gEfiNormalSetupGuid,\r | |
395 | sizeof (EFI_GUID));\r | |
396 | \r | |
397 | if (CheckIfRecoveryMode(PeiServices, PlatformInfoHob)) {\r | |
398 | //\r | |
399 | // Recovery mode\r | |
400 | //\r | |
401 | CopyMem (&PlatformSetupId.SetupName,\r | |
620f2891 TH |
402 | &NORMAL_SETUP_NAME,\r |
403 | StrSize (NORMAL_SETUP_NAME)); \r | |
3cbfba02 DW |
404 | PlatformSetupId.PlatformBootMode = PLATFORM_RECOVERY_MODE;\r |
405 | } else if (CheckIfSafeMode(PeiServices, PlatformInfoHob)) {\r | |
406 | //\r | |
407 | // Safe mode also called config mode or maintenace mode.\r | |
408 | //\r | |
409 | CopyMem (&PlatformSetupId.SetupName,\r | |
620f2891 TH |
410 | &NORMAL_SETUP_NAME,\r |
411 | StrSize (NORMAL_SETUP_NAME));\r | |
3cbfba02 DW |
412 | PlatformSetupId.PlatformBootMode = PLATFORM_SAFE_MODE;\r |
413 | \r | |
414 | } else if(0) { // else if (CheckIfManufacturingMode(PeiServices)) {\r | |
415 | //\r | |
416 | // Manufacturing mode\r | |
417 | //\r | |
418 | CopyMem (&PlatformSetupId.SetupName,\r | |
419 | MANUFACTURE_SETUP_NAME,\r | |
420 | StrSize (MANUFACTURE_SETUP_NAME));\r | |
421 | PlatformSetupId.PlatformBootMode = PLATFORM_MANUFACTURING_MODE;\r | |
422 | \r | |
423 | } else {\r | |
424 | //\r | |
425 | // Default to normal mode.\r | |
426 | //\r | |
427 | CopyMem (&PlatformSetupId.SetupName,\r | |
428 | &NORMAL_SETUP_NAME,\r | |
429 | StrSize (NORMAL_SETUP_NAME));\r | |
430 | PlatformSetupId.PlatformBootMode = PLATFORM_NORMAL_MODE;\r | |
431 | }\r | |
432 | \r | |
433 | BuildGuidDataHob (\r | |
434 | &gEfiPlatformBootModeGuid,\r | |
435 | &PlatformSetupId,\r | |
436 | sizeof (EFI_PLATFORM_SETUP_ID)\r | |
437 | );\r | |
438 | return;\r | |
439 | }\r |