mirror of https://github.com/acidanthera/audk.git
132 lines
4.2 KiB
C
132 lines
4.2 KiB
C
/** @file
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Main file for attrib shell level 2 function.
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Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "UefiShellLevel2CommandsLib.h"
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STATIC CONST SHELL_PARAM_ITEM ResetParamList[] = {
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{L"-w", TypeValue},
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{L"-s", TypeValue},
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{L"-c", TypeValue},
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{NULL, TypeMax}
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};
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/**
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Function for 'reset' command.
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@param[in] ImageHandle Handle to the Image (NULL if Internal).
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@param[in] SystemTable Pointer to the System Table (NULL if Internal).
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**/
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SHELL_STATUS
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EFIAPI
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ShellCommandRunReset (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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EFI_STATUS Status;
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LIST_ENTRY *Package;
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CONST CHAR16 *String;
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CHAR16 *ProblemParam;
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SHELL_STATUS ShellStatus;
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ShellStatus = SHELL_SUCCESS;
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ProblemParam = NULL;
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//
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// initialize the shell lib (we must be in non-auto-init...)
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//
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Status = ShellInitialize();
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ASSERT_EFI_ERROR(Status);
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//
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// parse the command line
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//
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Status = ShellCommandLineParse (ResetParamList, &Package, &ProblemParam, TRUE);
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if (EFI_ERROR(Status)) {
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if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, ProblemParam);
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FreePool(ProblemParam);
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return (SHELL_INVALID_PARAMETER);
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} else {
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ASSERT(FALSE);
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}
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} else {
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//
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// check for "-?"
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//
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if (ShellCommandLineGetFlag(Package, L"-?")) {
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ASSERT(FALSE);
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} else if (ShellCommandLineGetRawValue(Package, 1) != NULL) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle);
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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//
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// check for cold reset flag, then shutdown reset flag, then warm (default) reset flag
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//
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if (ShellCommandLineGetFlag(Package, L"-c")) {
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if (ShellCommandLineGetFlag(Package, L"-s") || ShellCommandLineGetFlag(Package, L"-w")) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle);
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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String = ShellCommandLineGetValue(Package, L"-c");
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if (String != NULL) {
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gRT->ResetSystem(EfiResetCold, EFI_SUCCESS, StrSize(String), (VOID*)String);
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} else {
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gRT->ResetSystem(EfiResetCold, EFI_SUCCESS, 0, NULL);
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}
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}
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} else if (ShellCommandLineGetFlag(Package, L"-s")) {
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if (ShellCommandLineGetFlag(Package, L"-w")) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle);
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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String = ShellCommandLineGetValue(Package, L"-s");
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DEBUG_CODE(ShellPrintEx(-1,-1,L"Reset with %s (%d bytes)", String, String!=NULL?StrSize(String):0););
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if (String != NULL) {
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gRT->ResetSystem(EfiResetShutdown, EFI_SUCCESS, StrSize(String), (VOID*)String);
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} else {
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gRT->ResetSystem(EfiResetShutdown, EFI_SUCCESS, 0, NULL);
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}
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}
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} else {
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//
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// this is default so dont worry about flag...
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//
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String = ShellCommandLineGetValue(Package, L"-w");
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if (String != NULL) {
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gRT->ResetSystem(EfiResetWarm, EFI_SUCCESS, StrSize(String), (VOID*)String);
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} else {
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gRT->ResetSystem(EfiResetWarm, EFI_SUCCESS, 0, NULL);
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}
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}
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}
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}
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//
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// we should never get here... so the free and return are for formality more than use
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// as the ResetSystem function should not return...
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//
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//
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// free the command line package
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//
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ShellCommandLineFreeVarList (Package);
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//
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// return the status
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//
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return (ShellStatus);
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}
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