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Diffstat (limited to '')
-rw-r--r-- | src/VBox/Devices/EFI/Firmware/ShellPkg/Library/UefiShellLevel1CommandsLib/Stall.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/ShellPkg/Library/UefiShellLevel1CommandsLib/Stall.c b/src/VBox/Devices/EFI/Firmware/ShellPkg/Library/UefiShellLevel1CommandsLib/Stall.c new file mode 100644 index 00000000..eb20693e --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/ShellPkg/Library/UefiShellLevel1CommandsLib/Stall.c @@ -0,0 +1,78 @@ +/** @file + Main file for stall shell level 1 function. + + (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR> + Copyright (c) 2011 - 2018, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include "UefiShellLevel1CommandsLib.h" + +/** + Function for 'stall' command. + + @param[in] ImageHandle Handle to the Image (NULL if Internal). + @param[in] SystemTable Pointer to the System Table (NULL if Internal). +**/ +SHELL_STATUS +EFIAPI +ShellCommandRunStall ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + EFI_STATUS Status; + LIST_ENTRY *Package; + CHAR16 *ProblemParam; + SHELL_STATUS ShellStatus; + UINT64 Intermediate; + + ShellStatus = SHELL_SUCCESS; + + // + // initialize the shell lib (we must be in non-auto-init...) + // + Status = ShellInitialize(); + ASSERT_EFI_ERROR(Status); + + Status = CommandInit(); + ASSERT_EFI_ERROR(Status); + + // + // parse the command line + // + Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE); + if (EFI_ERROR(Status)) { + if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel1HiiHandle, L"stall", ProblemParam); + FreePool(ProblemParam); + ShellStatus = SHELL_INVALID_PARAMETER; + } else { + ASSERT(FALSE); + } + } else { + if (ShellCommandLineGetRawValue(Package, 2) != NULL) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel1HiiHandle, L"stall"); + ShellStatus = SHELL_INVALID_PARAMETER; + } else if (ShellCommandLineGetRawValue(Package, 1) == NULL) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel1HiiHandle, L"stall"); + ShellStatus = SHELL_INVALID_PARAMETER; + } else { + Status = ShellConvertStringToUint64(ShellCommandLineGetRawValue(Package, 1), &Intermediate, FALSE, FALSE); + if (EFI_ERROR(Status) || ((UINT64)(UINTN)(Intermediate)) != Intermediate) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellLevel1HiiHandle, L"stall", ShellCommandLineGetRawValue(Package, 1)); + ShellStatus = SHELL_INVALID_PARAMETER; + } else { + Status = gBS->Stall((UINTN)Intermediate); + if (EFI_ERROR(Status)) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_STALL_FAILED), gShellLevel1HiiHandle, L"stall"); + ShellStatus = SHELL_DEVICE_ERROR; + } + } + } + ShellCommandLineFreeVarList (Package); + } + return (ShellStatus); +} + |