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615c6dd0 | 1 | /** @file\r |
b1f6a7c6 | 2 | Pei Core Reset System Support\r |
3 | \r | |
cd5ebaa0 HT |
4 | Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>\r |
5 | This program and the accompanying materials \r | |
192f6d4c | 6 | are licensed and made available under the terms and conditions of the BSD License \r |
7 | which accompanies this distribution. The full text of the license may be found at \r | |
8 | http://opensource.org/licenses/bsd-license.php \r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
12 | \r | |
b1f6a7c6 | 13 | **/\r |
192f6d4c | 14 | \r |
0d516397 | 15 | #include "PeiMain.h"\r |
192f6d4c | 16 | \r |
b1f6a7c6 | 17 | /**\r |
192f6d4c | 18 | \r |
b1f6a7c6 | 19 | Core version of the Reset System\r |
192f6d4c | 20 | \r |
192f6d4c | 21 | \r |
dc857d56 | 22 | @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r |
192f6d4c | 23 | \r |
b1f6a7c6 | 24 | @retval EFI_NOT_AVAILABLE_YET PPI not available yet.\r |
25 | @retval EFI_DEVICE_ERROR Did not reset system.\r | |
26 | Otherwise, resets the system.\r | |
192f6d4c | 27 | \r |
b1f6a7c6 | 28 | **/\r |
192f6d4c | 29 | EFI_STATUS\r |
30 | EFIAPI\r | |
31 | PeiResetSystem (\r | |
b0d803fe | 32 | IN CONST EFI_PEI_SERVICES **PeiServices\r |
192f6d4c | 33 | )\r |
192f6d4c | 34 | {\r |
35 | EFI_STATUS Status;\r | |
36 | EFI_PEI_RESET_PPI *ResetPpi;\r | |
37 | \r | |
38 | Status = PeiServicesLocatePpi (\r | |
39 | &gEfiPeiResetPpiGuid, \r | |
40 | 0, \r | |
41 | NULL, \r | |
42 | (VOID **)&ResetPpi \r | |
43 | );\r | |
44 | \r | |
45 | //\r | |
46 | // LocatePpi returns EFI_NOT_FOUND on error\r | |
47 | //\r | |
48 | if (!EFI_ERROR (Status)) {\r | |
49 | return ResetPpi->ResetSystem (PeiServices);\r | |
50 | } \r | |
37623a5c | 51 | //\r |
52 | // Report Status Code that Reset PPI is not available\r | |
53 | //\r | |
54 | REPORT_STATUS_CODE (\r | |
55 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
56 | (EFI_SOFTWARE_PEI_CORE | EFI_SW_PS_EC_RESET_NOT_AVAILABLE)\r | |
57 | );\r | |
192f6d4c | 58 | return EFI_NOT_AVAILABLE_YET;\r |
59 | }\r | |
60 | \r | |
672473ea SZ |
61 | /**\r |
62 | Resets the entire platform.\r | |
63 | \r | |
64 | @param[in] ResetType The type of reset to perform.\r | |
65 | @param[in] ResetStatus The status code for the reset.\r | |
66 | @param[in] DataSize The size, in bytes, of WatchdogData.\r | |
67 | @param[in] ResetData For a ResetType of EfiResetCold, EfiResetWarm, or EfiResetShutdown\r | |
68 | the data buffer starts with a Null-terminated string, optionally\r | |
69 | followed by additional binary data. The string is a description\r | |
70 | that the caller may use to further indicate the reason for the\r | |
71 | system reset. ResetData is only valid if ResetStatus is something\r | |
72 | other than EFI_SUCCESS unless the ResetType is EfiResetPlatformSpecific\r | |
73 | where a minimum amount of ResetData is always required.\r | |
74 | \r | |
75 | **/\r | |
76 | VOID\r | |
77 | EFIAPI\r | |
78 | PeiResetSystem2 (\r | |
79 | IN EFI_RESET_TYPE ResetType,\r | |
80 | IN EFI_STATUS ResetStatus,\r | |
81 | IN UINTN DataSize,\r | |
82 | IN VOID *ResetData OPTIONAL\r | |
83 | )\r | |
84 | {\r | |
85 | EFI_STATUS Status;\r | |
86 | EFI_PEI_RESET2_PPI *Reset2Ppi;\r | |
87 | \r | |
88 | Status = PeiServicesLocatePpi (\r | |
89 | &gEfiPeiReset2PpiGuid,\r | |
90 | 0,\r | |
91 | NULL,\r | |
92 | (VOID **)&Reset2Ppi\r | |
93 | );\r | |
94 | \r | |
95 | if (!EFI_ERROR (Status)) {\r | |
96 | Reset2Ppi->ResetSystem (ResetType, ResetStatus, DataSize, ResetData);\r | |
97 | return;\r | |
98 | }\r | |
99 | \r | |
100 | //\r | |
101 | // Report Status Code that Reset2 PPI is not available.\r | |
102 | //\r | |
103 | REPORT_STATUS_CODE (\r | |
104 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
105 | (EFI_SOFTWARE_PEI_CORE | EFI_SW_PS_EC_RESET_NOT_AVAILABLE)\r | |
106 | );\r | |
107 | }\r | |
108 | \r |