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77dcec12 | 1 | /** @file\r |
2 | Main file for stall shell level 1 function.\r | |
3 | \r | |
c011b6c9 | 4 | (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>\r |
ba0014b9 | 5 | Copyright (c) 2011 - 2018, Intel Corporation. All rights reserved.<BR>\r |
56ba3746 | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
77dcec12 | 7 | \r |
8 | **/\r | |
9 | \r | |
10 | #include "UefiShellLevel1CommandsLib.h"\r | |
11 | \r | |
12 | /**\r | |
13 | Function for 'stall' command.\r | |
14 | \r | |
15 | @param[in] ImageHandle Handle to the Image (NULL if Internal).\r | |
16 | @param[in] SystemTable Pointer to the System Table (NULL if Internal).\r | |
17 | **/\r | |
18 | SHELL_STATUS\r | |
19 | EFIAPI\r | |
20 | ShellCommandRunStall (\r | |
21 | IN EFI_HANDLE ImageHandle,\r | |
22 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
23 | )\r | |
24 | {\r | |
47d20b54 MK |
25 | EFI_STATUS Status;\r |
26 | LIST_ENTRY *Package;\r | |
27 | CHAR16 *ProblemParam;\r | |
28 | SHELL_STATUS ShellStatus;\r | |
29 | UINT64 Intermediate;\r | |
77dcec12 | 30 | \r |
47d20b54 | 31 | ShellStatus = SHELL_SUCCESS;\r |
77dcec12 | 32 | \r |
33 | //\r | |
34 | // initialize the shell lib (we must be in non-auto-init...)\r | |
35 | //\r | |
47d20b54 MK |
36 | Status = ShellInitialize ();\r |
37 | ASSERT_EFI_ERROR (Status);\r | |
77dcec12 | 38 | \r |
47d20b54 MK |
39 | Status = CommandInit ();\r |
40 | ASSERT_EFI_ERROR (Status);\r | |
77dcec12 | 41 | \r |
42 | //\r | |
43 | // parse the command line\r | |
44 | //\r | |
45 | Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE);\r | |
47d20b54 MK |
46 | if (EFI_ERROR (Status)) {\r |
47 | if ((Status == EFI_VOLUME_CORRUPTED) && (ProblemParam != NULL)) {\r | |
48 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel1HiiHandle, L"stall", ProblemParam);\r | |
49 | FreePool (ProblemParam);\r | |
77dcec12 | 50 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
51 | } else {\r | |
47d20b54 | 52 | ASSERT (FALSE);\r |
77dcec12 | 53 | }\r |
54 | } else {\r | |
47d20b54 MK |
55 | if (ShellCommandLineGetRawValue (Package, 2) != NULL) {\r |
56 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel1HiiHandle, L"stall");\r | |
77dcec12 | 57 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
47d20b54 MK |
58 | } else if (ShellCommandLineGetRawValue (Package, 1) == NULL) {\r |
59 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel1HiiHandle, L"stall");\r | |
77dcec12 | 60 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
61 | } else {\r | |
47d20b54 MK |
62 | Status = ShellConvertStringToUint64 (ShellCommandLineGetRawValue (Package, 1), &Intermediate, FALSE, FALSE);\r |
63 | if (EFI_ERROR (Status) || (((UINT64)(UINTN)(Intermediate)) != Intermediate)) {\r | |
64 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellLevel1HiiHandle, L"stall", ShellCommandLineGetRawValue (Package, 1));\r | |
77dcec12 | 65 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
66 | } else {\r | |
47d20b54 MK |
67 | Status = gBS->Stall ((UINTN)Intermediate);\r |
68 | if (EFI_ERROR (Status)) {\r | |
69 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_STALL_FAILED), gShellLevel1HiiHandle, L"stall");\r | |
77dcec12 | 70 | ShellStatus = SHELL_DEVICE_ERROR;\r |
71 | }\r | |
72 | }\r | |
73 | }\r | |
47d20b54 | 74 | \r |
77dcec12 | 75 | ShellCommandLineFreeVarList (Package);\r |
76 | }\r | |
47d20b54 | 77 | \r |
77dcec12 | 78 | return (ShellStatus);\r |
79 | }\r |