projects / mirror_edk2.git / blame
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|---|---|---|
| 00beb2ab H |
1 | /** @file\r |
| 2 | \r | |
| 3 | Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>\r | |
| 9d2eedba | 4 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
| 00beb2ab H |
5 | \r |
| 6 | **/\r | |
| 7 | #include <Uefi.h>\r | |
| 8 | #include <Library/DebugLib.h>\r | |
| 9 | #include <Library/WinNtLib.h>\r | |
| 10 | \r | |
| 11 | /**\r | |
| 12 | This function causes a system-wide reset (cold reset), in which\r | |
| 13 | all circuitry within the system returns to its initial state. This type of reset \r | |
| 14 | is asynchronous to system operation and operates without regard to\r | |
| 15 | cycle boundaries.\r | |
| 16 | \r | |
| 17 | If this function returns, it means that the system does not support cold reset. \r | |
| 18 | **/\r | |
| 19 | VOID\r | |
| 20 | EFIAPI\r | |
| 21 | ResetCold (\r | |
| 22 | VOID\r | |
| 23 | )\r | |
| 24 | {\r | |
| 25 | gWinNt->ExitProcess (0);\r | |
| 26 | ASSERT (FALSE);\r | |
| 27 | }\r | |
| 28 | \r | |
| 29 | /**\r | |
| 30 | This function causes a system-wide initialization (warm reset), in which all processors \r | |
| 31 | are set to their initial state. Pending cycles are not corrupted.\r | |
| 32 | \r | |
| 33 | If this function returns, it means that the system does not support warm reset.\r | |
| 34 | **/\r | |
| 35 | VOID\r | |
| 36 | EFIAPI\r | |
| 37 | ResetWarm (\r | |
| 38 | VOID\r | |
| 39 | )\r | |
| 40 | {\r | |
| 41 | ResetCold ();\r | |
| 42 | }\r | |
| 43 | \r | |
| 44 | /**\r | |
| 45 | This function causes the system to enter a power state equivalent \r | |
| 46 | to the ACPI G2/S5 or G3 states.\r | |
| 47 | \r | |
| 48 | If this function returns, it means that the system does not support shut down reset.\r | |
| 49 | **/\r | |
| 50 | VOID\r | |
| 51 | EFIAPI\r | |
| 52 | ResetShutdown (\r | |
| 53 | VOID\r | |
| 54 | )\r | |
| 55 | {\r | |
| 56 | ResetCold ();\r | |
| 57 | }\r | |
| 58 | \r | |
| 59 | /**\r | |
| 60 | This function causes the system to enter S3 and then wake up immediately.\r | |
| 61 | \r | |
| 62 | If this function returns, it means that the system does not support S3 feature.\r | |
| 63 | **/\r | |
| 64 | VOID\r | |
| 65 | EFIAPI\r | |
| 66 | EnterS3WithImmediateWake (\r | |
| 67 | VOID\r | |
| 68 | )\r | |
| 69 | {\r | |
| 70 | ResetCold ();\r | |
| 71 | }\r | |
| 72 | \r | |
| 73 | /**\r | |
| 74 | This function causes a systemwide reset. The exact type of the reset is\r | |
| 75 | defined by the EFI_GUID that follows the Null-terminated Unicode string passed\r | |
| 76 | into ResetData. If the platform does not recognize the EFI_GUID in ResetData\r | |
| 77 | the platform must pick a supported reset type to perform.The platform may\r | |
| 78 | optionally log the parameters from any non-normal reset that occurs.\r | |
| 79 | \r | |
| 80 | @param[in] DataSize The size, in bytes, of ResetData.\r | |
| 81 | @param[in] ResetData The data buffer starts with a Null-terminated string,\r | |
| 82 | followed by the EFI_GUID.\r | |
| 83 | **/\r | |
| 84 | VOID\r | |
| 85 | EFIAPI\r | |
| 86 | ResetPlatformSpecific (\r | |
| 87 | IN UINTN DataSize,\r | |
| 88 | IN VOID *ResetData\r | |
| 89 | )\r | |
| 90 | {\r | |
| 91 | ResetCold ();\r | |
| 92 | }\r |