2 Main file for stall shell level 1 function.
4 Copyright (c) 2011, Intel Corporation. All rights reserved.<BR>
5 This program and the accompanying materials
6 are licensed and made available under the terms and conditions of the BSD License
7 which accompanies this distribution. The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
15 #include "UefiShellLevel1CommandsLib.h"
18 Function for 'stall' command.
20 @param[in] ImageHandle Handle to the Image (NULL if Internal).
21 @param[in] SystemTable Pointer to the System Table (NULL if Internal).
25 ShellCommandRunStall (
26 IN EFI_HANDLE ImageHandle
,
27 IN EFI_SYSTEM_TABLE
*SystemTable
33 SHELL_STATUS ShellStatus
;
36 ShellStatus
= SHELL_SUCCESS
;
39 // initialize the shell lib (we must be in non-auto-init...)
41 Status
= ShellInitialize();
42 ASSERT_EFI_ERROR(Status
);
44 Status
= CommandInit();
45 ASSERT_EFI_ERROR(Status
);
48 // parse the command line
50 Status
= ShellCommandLineParse (EmptyParamList
, &Package
, &ProblemParam
, TRUE
);
51 if (EFI_ERROR(Status
)) {
52 if (Status
== EFI_VOLUME_CORRUPTED
&& ProblemParam
!= NULL
) {
53 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_PROBLEM
), gShellLevel1HiiHandle
, ProblemParam
);
54 FreePool(ProblemParam
);
55 ShellStatus
= SHELL_INVALID_PARAMETER
;
60 if (ShellCommandLineGetRawValue(Package
, 2) != NULL
) {
61 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_TOO_MANY
), gShellLevel1HiiHandle
);
62 ShellStatus
= SHELL_INVALID_PARAMETER
;
63 } else if (ShellCommandLineGetRawValue(Package
, 1) == NULL
) {
64 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_TOO_FEW
), gShellLevel1HiiHandle
);
65 ShellStatus
= SHELL_INVALID_PARAMETER
;
67 Status
= ShellConvertStringToUint64(ShellCommandLineGetRawValue(Package
, 1), &Intermediate
, FALSE
, FALSE
);
68 if (EFI_ERROR(Status
) || ((UINT64
)(UINTN
)(Intermediate
)) != Intermediate
) {
69 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_PROBLEM_VAL
), gShellLevel1HiiHandle
, ShellCommandLineGetRawValue(Package
, 1));
70 ShellStatus
= SHELL_INVALID_PARAMETER
;
72 Status
= gBS
->Stall((UINTN
)Intermediate
);
73 if (EFI_ERROR(Status
)) {
74 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_STALL_FAILED
), gShellLevel1HiiHandle
, Status
);
75 ShellStatus
= SHELL_DEVICE_ERROR
;
79 ShellCommandLineFreeVarList (Package
);