UefiCpuPkg: Move AsmRelocateApLoopStart from Mpfuncs.nasm to AmdSev.nasm

[mirror_edk2.git] / ShellPkg / Library / UefiShellDriver1CommandsLib / Disconnect.c

/** @file\r
  Main file for Disconnect shell Driver1 function.\r
\r
  (C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>\r
  (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>\r
  Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>\r
  SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include "UefiShellDriver1CommandsLib.h"\r
\r
STATIC CONST SHELL_PARAM_ITEM  ParamList[] = {\r
  { L"-r",  TypeFlag },\r
  { L"-nc", TypeFlag },\r
  { NULL,   TypeMax  }\r
};\r
\r
/**\r
  Disconnect everything.\r
\r
  @retval EFI_SUCCESS     The operation was successful.\r
**/\r
EFI_STATUS\r
DisconnectAll (\r
  VOID\r
  )\r
{\r
  //\r
  // Stolen from UEFI 2.3 spec (May 2009 version)\r
  // Pages 171/172\r
  // Removed gBS local definition\r
  //\r
\r
  //\r
  // Disconnect All Handles Example\r
  // The following example recusively disconnects all drivers from all\r
  // controllers in a platform.\r
  //\r
  EFI_STATUS  Status;\r
  //  EFI_BOOT_SERVICES *gBS;\r
  UINTN       HandleCount;\r
  EFI_HANDLE  *HandleBuffer;\r
  UINTN       HandleIndex;\r
\r
  //\r
  // Retrieve the list of all handles from the handle database\r
  //\r
  Status = gBS->LocateHandleBuffer (\r
                  AllHandles,\r
                  NULL,\r
                  NULL,\r
                  &HandleCount,\r
                  &HandleBuffer\r
                  );\r
  if (!EFI_ERROR (Status)) {\r
    for (HandleIndex = 0; HandleIndex < HandleCount; HandleIndex++) {\r
      Status = gBS->DisconnectController (\r
                      HandleBuffer[HandleIndex],\r
                      NULL,\r
                      NULL\r
                      );\r
    }\r
\r
    gBS->FreePool (HandleBuffer);\r
    //\r
    // end of stealing\r
    //\r
  }\r
\r
  return (EFI_SUCCESS);\r
}\r
\r
/**\r
  Function for 'disconnect' command.\r
\r
  @param[in] ImageHandle  Handle to the Image (NULL if Internal).\r
  @param[in] SystemTable  Pointer to the System Table (NULL if Internal).\r
**/\r
SHELL_STATUS\r
EFIAPI\r
ShellCommandRunDisconnect (\r
  IN EFI_HANDLE        ImageHandle,\r
  IN EFI_SYSTEM_TABLE  *SystemTable\r
  )\r
{\r
  EFI_STATUS    Status;\r
  LIST_ENTRY    *Package;\r
  CHAR16        *ProblemParam;\r
  SHELL_STATUS  ShellStatus;\r
  CONST CHAR16  *Param1;\r
  CONST CHAR16  *Param2;\r
  CONST CHAR16  *Param3;\r
  EFI_HANDLE    Handle1;\r
  EFI_HANDLE    Handle2;\r
  EFI_HANDLE    Handle3;\r
  UINT64        Intermediate1;\r
  UINT64        Intermediate2;\r
  UINT64        Intermediate3;\r
\r
  ShellStatus = SHELL_SUCCESS;\r
\r
  //\r
  // initialize the shell lib (we must be in non-auto-init...)\r
  //\r
  Status = ShellInitialize ();\r
  ASSERT_EFI_ERROR (Status);\r
\r
  Status = CommandInit ();\r
  ASSERT_EFI_ERROR (Status);\r
\r
  //\r
  // parse the command line\r
  //\r
  Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);\r
  if (EFI_ERROR (Status)) {\r
    if ((Status == EFI_VOLUME_CORRUPTED) && (ProblemParam != NULL)) {\r
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDriver1HiiHandle, L"disconnect", ProblemParam);\r
      FreePool (ProblemParam);\r
      ShellStatus = SHELL_INVALID_PARAMETER;\r
    } else {\r
      ASSERT (FALSE);\r
    }\r
  } else {\r
    if (ShellCommandLineGetFlag (Package, L"-r")) {\r
      if (ShellCommandLineGetCount (Package) > 1) {\r
        ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDriver1HiiHandle, L"disconnect");\r
        ShellStatus = SHELL_INVALID_PARAMETER;\r
      } else if (ShellCommandLineGetCount (Package) < 1) {\r
        ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDriver1HiiHandle, L"disconnect");\r
        ShellStatus = SHELL_INVALID_PARAMETER;\r
      } else {\r
        Status = DisconnectAll ();\r
        //\r
        // Reconnect all consoles if -nc is not provided\r
        //\r
        if (!ShellCommandLineGetFlag (Package, L"-nc")) {\r
          ShellConnectFromDevPaths (L"ConInDev");\r
          ShellConnectFromDevPaths (L"ConOutDev");\r
          ShellConnectFromDevPaths (L"ErrOutDev");\r
          ShellConnectFromDevPaths (L"ErrOut");\r
          ShellConnectFromDevPaths (L"ConIn");\r
          ShellConnectFromDevPaths (L"ConOut");\r
        }\r
      }\r
    } else if (ShellCommandLineGetFlag (Package, L"-nc")) {\r
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDriver1HiiHandle, L"disconnect");\r
      ShellStatus = SHELL_INVALID_PARAMETER;\r
    } else {\r
      if (ShellCommandLineGetCount (Package) > 4) {\r
        ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDriver1HiiHandle, L"disconnect");\r
        ShellStatus = SHELL_INVALID_PARAMETER;\r
      } else if (ShellCommandLineGetCount (Package) < 2) {\r
        ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDriver1HiiHandle, L"disconnect");\r
        ShellStatus = SHELL_INVALID_PARAMETER;\r
      } else {\r
        //\r
        // must have between 1 and 3 handles passed in ...\r
        //\r
        Param1 = ShellCommandLineGetRawValue (Package, 1);\r
        Param2 = ShellCommandLineGetRawValue (Package, 2);\r
        Param3 = ShellCommandLineGetRawValue (Package, 3);\r
        ShellConvertStringToUint64 (Param1, &Intermediate1, TRUE, FALSE);\r
        Handle1 = Param1 != NULL ? ConvertHandleIndexToHandle ((UINTN)Intermediate1) : NULL;\r
        ShellConvertStringToUint64 (Param2, &Intermediate2, TRUE, FALSE);\r
        Handle2 = Param2 != NULL ? ConvertHandleIndexToHandle ((UINTN)Intermediate2) : NULL;\r
        ShellConvertStringToUint64 (Param3, &Intermediate3, TRUE, FALSE);\r
        Handle3 = Param3 != NULL ? ConvertHandleIndexToHandle ((UINTN)Intermediate3) : NULL;\r
\r
        if ((Param1 != NULL) && (Handle1 == NULL)) {\r
          ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_INV_HANDLE), gShellDriver1HiiHandle, L"disconnect", Param1);\r
          ShellStatus = SHELL_INVALID_PARAMETER;\r
        } else if ((Param2 != NULL) && (Handle2 == NULL)) {\r
          ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_INV_HANDLE), gShellDriver1HiiHandle, L"disconnect", Param2);\r
          ShellStatus = SHELL_INVALID_PARAMETER;\r
        } else if ((Param3 != NULL) && (Handle3 == NULL)) {\r
          ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_INV_HANDLE), gShellDriver1HiiHandle, L"disconnect", Param3);\r
          ShellStatus = SHELL_INVALID_PARAMETER;\r
        } else if ((Handle2 != NULL) && EFI_ERROR (gBS->OpenProtocol (Handle2, &gEfiDriverBindingProtocolGuid, NULL, gImageHandle, NULL, EFI_OPEN_PROTOCOL_TEST_PROTOCOL))) {\r
          ASSERT (Param2 != NULL);\r
          ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_HANDLE_NOT), gShellDriver1HiiHandle, L"disconnect", ShellStrToUintn (Param2), L"driver handle");\r
          ShellStatus = SHELL_INVALID_PARAMETER;\r
        } else {\r
          ASSERT (Param1 != NULL);\r
          Status = gBS->DisconnectController (Handle1, Handle2, Handle3);\r
          ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_3P_RESULT), gShellDriver1HiiHandle, L"Disconnect", (UINTN)Intermediate1, (UINTN)Intermediate2, (UINTN)Intermediate3, Status);\r
        }\r
      }\r
    }\r
  }\r
\r
  if (ShellStatus == SHELL_SUCCESS) {\r
    if (Status == EFI_SECURITY_VIOLATION) {\r
      ShellStatus = SHELL_SECURITY_VIOLATION;\r
    } else if (Status == EFI_INVALID_PARAMETER) {\r
      ShellStatus = SHELL_INVALID_PARAMETER;\r
    } else if (EFI_ERROR (Status)) {\r
      ShellStatus = SHELL_NOT_FOUND;\r
    }\r
  }\r
\r
  return (ShellStatus);\r
}\r