Esempio n. 1
0
File: DrvCfg.c Progetto: etiago/vbox
/**
  Present a requested action to the user.

  @param[in] DriverImageHandle  The handle for the driver to configure.
  @param[in] ControllerHandle   The handle of the device being managed by the Driver specified.
  @param[in] ChildHandle        The handle of a child device of the specified device.
  @param[in] ActionRequired     The required HII action.

  @retval SHELL_INVALID_PARAMETER   A parameter has a invalid value.
**/
EFI_STATUS
EFIAPI
ShellCmdDriverConfigurationProcessActionRequired (
  EFI_HANDLE                                DriverImageHandle,
  EFI_HANDLE                                ControllerHandle,
  EFI_HANDLE                                ChildHandle,
  EFI_DRIVER_CONFIGURATION_ACTION_REQUIRED  ActionRequired
  )
{
  EFI_HANDLE  ConnectControllerContextOverride[2];

  switch (ActionRequired) {
  case EfiDriverConfigurationActionNone:
    ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_DRVCFG_NONE), gShellDriver1HiiHandle);
    break;

  case EfiDriverConfigurationActionStopController:
    ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_DRVCFG_STOP), gShellDriver1HiiHandle);
    ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_DRVCFG_ENTER_S), gShellDriver1HiiHandle, L"stop controller");
    ShellPromptForResponse(ShellPromptResponseTypeEnterContinue, NULL, NULL);

    gBS->DisconnectController (ControllerHandle, DriverImageHandle, ChildHandle);
    ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_DRVCFG_CTLR_S), gShellDriver1HiiHandle, L"stopped");
    break;

  case EfiDriverConfigurationActionRestartController:
    ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_DRVCFG_RESTART_S), gShellDriver1HiiHandle, L"controller");
    ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_DRVCFG_ENTER_S), gShellDriver1HiiHandle, L"restart controller");
    ShellPromptForResponse(ShellPromptResponseTypeEnterContinue, NULL, NULL);

    gBS->DisconnectController (ControllerHandle, DriverImageHandle, ChildHandle);
    ConnectControllerContextOverride[0]  = DriverImageHandle;
    ConnectControllerContextOverride[1]  = NULL;
    gBS->ConnectController (ControllerHandle, ConnectControllerContextOverride, NULL, TRUE);
    ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_DRVCFG_CTLR_S), gShellDriver1HiiHandle, L"restarted");
    break;

  case EfiDriverConfigurationActionRestartPlatform:
    ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_DRVCFG_RESTART_S), gShellDriver1HiiHandle, L"platform");
    ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_DRVCFG_ENTER_S), gShellDriver1HiiHandle, L"restart platform");
    ShellPromptForResponse(ShellPromptResponseTypeEnterContinue, NULL, NULL);

    gRT->ResetSystem (EfiResetCold, EFI_SUCCESS, 0, NULL);
    break;

  default:
    return (EFI_INVALID_PARAMETER);
    break;
  }

  return EFI_SUCCESS;
}
Esempio n. 2
0
/**
  Function for 'mm' 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
ShellCommandRunMm (
  IN EFI_HANDLE        ImageHandle,
  IN EFI_SYSTEM_TABLE  *SystemTable
  )
{
  EFI_STATUS                      Status;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *IoDev;
  UINT64                          Address;
  UINT64                          PciEAddress;
  UINT64                          Value;
  UINT32                          SegmentNumber;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH                    Width;
  EFI_ACCESS_TYPE                 AccessType;
  UINT64                          Buffer;
  UINTN                           Index;
  UINTN                           Size;
//  CHAR16                          *ValueStr;
  BOOLEAN                         Complete;
  CHAR16                          *InputStr;
  BOOLEAN                         Interactive;
  EFI_HANDLE                      *HandleBuffer;
  UINTN                           BufferSize;
  UINTN                           ItemValue;
  LIST_ENTRY                      *Package;
  CHAR16                          *ProblemParam;
  SHELL_STATUS                    ShellStatus;
  CONST CHAR16                    *Temp;

  Value         = 0;
  Address       = 0;
  PciEAddress   = 0;
  IoDev         = NULL;
  HandleBuffer  = NULL;
  BufferSize    = 0;
  SegmentNumber = 0;
  ShellStatus   = SHELL_SUCCESS;
  InputStr      = NULL;

  //
  // Parse arguments
  //
  Width       = EfiPciWidthUint8;
  Size        = 1;
  AccessType  = EfiMemory;
//  ValueStr    = NULL;
  Interactive = TRUE;
  Package     = NULL;

  Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
  if (EFI_ERROR(Status)) {
    if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, ProblemParam);
      FreePool(ProblemParam);
      ShellStatus = SHELL_INVALID_PARAMETER;
      goto Done;
    } else {
      ASSERT(FALSE);
    }
  } else {
    if (ShellCommandLineGetCount(Package) < 2) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDebug1HiiHandle);
      ShellStatus = SHELL_INVALID_PARAMETER;
      goto Done;
    } else if (ShellCommandLineGetCount(Package) > 3) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle);
      ShellStatus = SHELL_INVALID_PARAMETER;
      goto Done;
    } else if (ShellCommandLineGetFlag(Package, L"-w") && ShellCommandLineGetValue(Package, L"-w") == NULL) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_VALUE), gShellDebug1HiiHandle, L"-w");
      ShellStatus = SHELL_INVALID_PARAMETER;
      goto Done;
    } else {
      if (ShellCommandLineGetFlag(Package, L"-mmio")) {
        AccessType = EFIMemoryMappedIo;
        if (ShellCommandLineGetFlag(Package, L"-mem")
          ||ShellCommandLineGetFlag(Package, L"-io")
          ||ShellCommandLineGetFlag(Package, L"-pci")
          ||ShellCommandLineGetFlag(Package, L"-pcie")
        ){
          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle);
          ShellStatus = SHELL_INVALID_PARAMETER;
          goto Done;
        }
      } else if (ShellCommandLineGetFlag(Package, L"-mem")) {
        AccessType = EfiMemory;
        if (ShellCommandLineGetFlag(Package, L"-io")
          ||ShellCommandLineGetFlag(Package, L"-pci")
          ||ShellCommandLineGetFlag(Package, L"-pcie")
        ){
          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle);
          ShellStatus = SHELL_INVALID_PARAMETER;
          goto Done;
        }
      } else if (ShellCommandLineGetFlag(Package, L"-io")) {
        AccessType = EfiIo;
        if (ShellCommandLineGetFlag(Package, L"-pci")
          ||ShellCommandLineGetFlag(Package, L"-pcie")
        ){
          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle);
          ShellStatus = SHELL_INVALID_PARAMETER;
          goto Done;
        }
      } else if (ShellCommandLineGetFlag(Package, L"-pci")) {
        AccessType = EfiPciConfig;
        if (ShellCommandLineGetFlag(Package, L"-pcie")
        ){
          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle);
          ShellStatus = SHELL_INVALID_PARAMETER;
          goto Done;
        }
      } else if (ShellCommandLineGetFlag(Package, L"-pcie")) {
        AccessType = EfiPciEConfig;
      }
    }

    //
    // Non interactive for a script file or for the specific parameter
    //
    if (gEfiShellProtocol->BatchIsActive() || ShellCommandLineGetFlag (Package, L"-n")) {
      Interactive = FALSE;
    }

    Temp = ShellCommandLineGetValue(Package, L"-w");
    if (Temp != NULL) {
      ItemValue = ShellStrToUintn (Temp);

      switch (ItemValue) {
      case 1:
        Width = EfiPciWidthUint8;
        Size  = 1;
        break;

      case 2:
        Width = EfiPciWidthUint16;
        Size  = 2;
        break;

      case 4:
        Width = EfiPciWidthUint32;
        Size  = 4;
        break;

      case 8:
        Width = EfiPciWidthUint64;
        Size  = 8;
        break;

      default:
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM_VAL), gShellDebug1HiiHandle, L"-w");
        ShellStatus = SHELL_INVALID_PARAMETER;
        goto Done;
      }
    }

    Temp = ShellCommandLineGetRawValue(Package, 1);
    if (!ShellIsHexOrDecimalNumber(Temp, TRUE, FALSE) || EFI_ERROR(ShellConvertStringToUint64(Temp, (UINT64*)&Address, TRUE, FALSE))) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, Temp);
      ShellStatus = SHELL_INVALID_PARAMETER;
      goto Done;
    }

    Temp = ShellCommandLineGetRawValue(Package, 2);
    if (Temp != NULL) {
      //
      // Per spec if value is specified, then -n is assumed.
      //
      Interactive = FALSE;

      if (!ShellIsHexOrDecimalNumber(Temp, TRUE, FALSE) || EFI_ERROR(ShellConvertStringToUint64(Temp, &Value, TRUE, FALSE))) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, Temp);
        ShellStatus = SHELL_INVALID_PARAMETER;
        goto Done;
      }
      switch (Size) {
      case 1:
        if (Value > 0xFF) {
          ShellStatus = SHELL_INVALID_PARAMETER;
        }
        break;

      case 2:
        if (Value > 0xFFFF) {
          ShellStatus = SHELL_INVALID_PARAMETER;
        }
        break;

      case 4:
        if (Value > 0xFFFFFFFF) {
          ShellStatus = SHELL_INVALID_PARAMETER;
        }
        break;

      default:
        break;
      }

      if (ShellStatus != SHELL_SUCCESS) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, Temp);
        ShellStatus = SHELL_INVALID_PARAMETER;
        goto Done;
      }
    }

    if ((Address & (Size - 1)) != 0) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_NOT_ALIGNED), gShellDebug1HiiHandle, Address);
      ShellStatus = SHELL_INVALID_PARAMETER;
      goto Done;
    }
    //
    // locate DeviceIO protocol interface
    //
    if (AccessType != EfiMemory) {
      Status = gBS->LocateHandleBuffer (
                 ByProtocol,
                 &gEfiPciRootBridgeIoProtocolGuid,
                 NULL,
                 &BufferSize,
                 &HandleBuffer
                );
      if (EFI_ERROR (Status)) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PCIRBIO_NF), gShellDebug1HiiHandle);
        ShellStatus = SHELL_NOT_FOUND;
        goto Done;
      }
      //
      // In the case of PCI or PCIE
      // Get segment number and mask the segment bits in Address
      //
      if (AccessType == EfiPciEConfig) {
        SegmentNumber = (UINT32) RShiftU64 (Address, 36) & 0xff;
        Address      &= 0xfffffffffULL;
      } else {
        if (AccessType == EfiPciConfig) {
          SegmentNumber = (UINT32) RShiftU64 (Address, 32) & 0xff;
          Address      &= 0xffffffff;
        }
      }
      //
      // Find the EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL of the specified segment number
      //
      for (Index = 0; Index < BufferSize; Index++) {
        Status = gBS->HandleProtocol (
                       HandleBuffer[Index],
                       &gEfiPciRootBridgeIoProtocolGuid,
                       (VOID *) &IoDev
                      );
        if (EFI_ERROR (Status)) {
          continue;
        }
        if (IoDev->SegmentNumber != SegmentNumber) {
          IoDev = NULL;
        }
      }
      if (IoDev == NULL) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_SEGMENT_NOT_FOUND), gShellDebug1HiiHandle, SegmentNumber);
        ShellStatus = SHELL_INVALID_PARAMETER;
        goto Done;
      }
    }

    if (AccessType == EfiIo && Address + Size > 0x10000) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_ADDRESS_RANGE), gShellDebug1HiiHandle);
      ShellStatus = SHELL_INVALID_PARAMETER;
      goto Done;
    }

    if (AccessType == EfiPciEConfig) {
      GetPciEAddressFromInputAddress (Address, &PciEAddress);
    }

    //
    // Set value
    //
    if (ShellCommandLineGetRawValue(Package, 2) != NULL) {
      if (AccessType == EFIMemoryMappedIo) {
        IoDev->Mem.Write (IoDev, Width, Address, 1, &Value);
      } else if (AccessType == EfiIo) {
        IoDev->Io.Write (IoDev, Width, Address, 1, &Value);
      } else if (AccessType == EfiPciConfig) {
        IoDev->Pci.Write (IoDev, Width, Address, 1, &Value);
      } else if (AccessType == EfiPciEConfig) {
        IoDev->Pci.Write (IoDev, Width, PciEAddress, 1, &Value);
      } else {
        WriteMem (Width, Address, 1, &Value);
      }

      ASSERT(ShellStatus == SHELL_SUCCESS);
      goto Done;
    }


    //
    // non-interactive mode
    //
    if (!Interactive) {
      Buffer = 0;
      if (AccessType == EFIMemoryMappedIo) {
        if (!gEfiShellProtocol->BatchIsActive()) {
          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_MMIO), gShellDebug1HiiHandle);
        }
        IoDev->Mem.Read (IoDev, Width, Address, 1, &Buffer);
      } else if (AccessType == EfiIo) {
        if (!gEfiShellProtocol->BatchIsActive()) {
          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_IO), gShellDebug1HiiHandle);
        }
        IoDev->Io.Read (IoDev, Width, Address, 1, &Buffer);
      } else if (AccessType == EfiPciConfig) {
        if (!gEfiShellProtocol->BatchIsActive()) {
          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_PCI), gShellDebug1HiiHandle);
        }
        IoDev->Pci.Read (IoDev, Width, Address, 1, &Buffer);
      } else if (AccessType == EfiPciEConfig) {
        if (!gEfiShellProtocol->BatchIsActive()) {
          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_PCIE), gShellDebug1HiiHandle);
        }
        IoDev->Pci.Read (IoDev, Width, PciEAddress, 1, &Buffer);
      } else {
        if (!gEfiShellProtocol->BatchIsActive()) {
          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_MEM), gShellDebug1HiiHandle);
        }
        ReadMem (Width, Address, 1, &Buffer);
      }
      if (!gEfiShellProtocol->BatchIsActive()) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_ADDRESS), gShellDebug1HiiHandle, Address);
      }
      if (Size == 1) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_BUF2), gShellDebug1HiiHandle, (UINTN)Buffer);
      } else if (Size == 2) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_BUF4), gShellDebug1HiiHandle, (UINTN)Buffer);
      } else if (Size == 4) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_BUF8), gShellDebug1HiiHandle, (UINTN)Buffer);
      } else if (Size == 8) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_BUF16), gShellDebug1HiiHandle, Buffer);
      }

      ShellPrintEx(-1, -1, L"\r\n");

      ASSERT(ShellStatus == SHELL_SUCCESS);
      goto Done;
    }
    //
    // interactive mode
    //
    Complete = FALSE;
    do {
      if (AccessType == EfiIo && Address + Size > 0x10000) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_ADDRESS_RANGE2), gShellDebug1HiiHandle);
        break;
      }

      Buffer = 0;
      if (AccessType == EFIMemoryMappedIo) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_MMIO), gShellDebug1HiiHandle);
        IoDev->Mem.Read (IoDev, Width, Address, 1, &Buffer);
      } else if (AccessType == EfiIo) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_IO), gShellDebug1HiiHandle);
        IoDev->Io.Read (IoDev, Width, Address, 1, &Buffer);
      } else if (AccessType == EfiPciConfig) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_PCI), gShellDebug1HiiHandle);
        IoDev->Pci.Read (IoDev, Width, Address, 1, &Buffer);
      } else if (AccessType == EfiPciEConfig) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_PCIE), gShellDebug1HiiHandle);
        IoDev->Pci.Read (IoDev, Width, PciEAddress, 1, &Buffer);
      } else {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_MEM), gShellDebug1HiiHandle);
        ReadMem (Width, Address, 1, &Buffer);
      }

      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_ADDRESS), gShellDebug1HiiHandle, Address);

      if (Size == 1) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_BUF2), gShellDebug1HiiHandle, (UINTN)Buffer);
      } else if (Size == 2) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_BUF4), gShellDebug1HiiHandle, (UINTN)Buffer);
      } else if (Size == 4) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_BUF8), gShellDebug1HiiHandle, (UINTN)Buffer);
      } else if (Size == 8) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_BUF16), gShellDebug1HiiHandle, Buffer);
      }
      ShellPrintEx(-1, -1, L" > ");
      //
      // wait user input to modify
      //
      if (InputStr != NULL) {
        FreePool(InputStr);
        InputStr = NULL;
      }
      ShellPromptForResponse(ShellPromptResponseTypeFreeform, NULL, (VOID**)&InputStr);

      //
      // skip space characters
      //
      for (Index = 0; InputStr != NULL && InputStr[Index] == ' '; Index++);

      //
      // parse input string
      //
      if (InputStr != NULL && (InputStr[Index] == '.' || InputStr[Index] == 'q' || InputStr[Index] == 'Q')) {
        Complete = TRUE;
      } else if (InputStr == NULL || InputStr[Index] == CHAR_NULL) {
        //
        // Continue to next address
        //
      } else if (GetHex (InputStr + Index, &Buffer) && Buffer <= MaxNum[Width]) {
        if (AccessType == EFIMemoryMappedIo) {
          IoDev->Mem.Write (IoDev, Width, Address, 1, &Buffer);
        } else if (AccessType == EfiIo) {
          IoDev->Io.Write (IoDev, Width, Address, 1, &Buffer);
        } else if (AccessType == EfiPciConfig) {
          IoDev->Pci.Write (IoDev, Width, Address, 1, &Buffer);
        } else if (AccessType == EfiPciEConfig) {
          IoDev->Pci.Write (IoDev, Width, PciEAddress, 1, &Buffer);
        } else {
          WriteMem (Width, Address, 1, &Buffer);
        }
      } else {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MM_ERROR), gShellDebug1HiiHandle);
        continue;
  //      PrintToken (STRING_TOKEN (STR_IOMOD_ERROR), HiiHandle);
      }

      Address += Size;
      if (AccessType == EfiPciEConfig) {
        GetPciEAddressFromInputAddress (Address, &PciEAddress);
      }
      ShellPrintEx(-1, -1, L"\r\n");
  //    Print (L"\n");
    } while (!Complete);
  }
  ASSERT(ShellStatus == SHELL_SUCCESS);
Done:

  if (InputStr != NULL) {
    FreePool(InputStr);
  }
  if (HandleBuffer != NULL) {
    FreePool (HandleBuffer);
  }
  if (Package != NULL) {
    ShellCommandLineFreeVarList (Package);
  }
  return ShellStatus;
}
Esempio n. 3
0
/**
  Function for 'unload' 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
ShellCommandRunUnload (
  IN EFI_HANDLE        ImageHandle,
  IN EFI_SYSTEM_TABLE  *SystemTable
  )
{
  EFI_STATUS            Status;
  LIST_ENTRY            *Package;
  CHAR16                *ProblemParam;
  SHELL_STATUS          ShellStatus;
  EFI_HANDLE            TheHandle;
  CONST CHAR16          *Param1;
  SHELL_PROMPT_RESPONSE *Resp;
  UINT64                Value;

  ShellStatus         = SHELL_SUCCESS;
  Package             = NULL;
  Resp                = NULL;
  Value               = 0;
  TheHandle           = NULL;

  //
  // initialize the shell lib (we must be in non-auto-init...)
  //
  Status = ShellInitialize();
  ASSERT_EFI_ERROR(Status);

  //
  // parse the command line
  //
  Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
  if (EFI_ERROR(Status)) {
    if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDriver1HiiHandle,L"unload", ProblemParam);  
      FreePool(ProblemParam);
      ShellStatus = SHELL_INVALID_PARAMETER;
    } else {
      ASSERT(FALSE);
    }
  } else {
    if (ShellCommandLineGetCount(Package) > 2){
      //
      // error for too many parameters
      //
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDriver1HiiHandle, L"unload");  
      ShellStatus = SHELL_INVALID_PARAMETER;
    } else if (ShellCommandLineGetCount(Package) < 2) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDriver1HiiHandle, L"unload");  
      ShellStatus = SHELL_INVALID_PARAMETER;
    } else {
      Param1    = ShellCommandLineGetRawValue(Package, 1);
      if (Param1 != NULL) {
        Status    = ShellConvertStringToUint64(Param1, &Value, TRUE, FALSE);
        TheHandle = ConvertHandleIndexToHandle((UINTN)Value);
      }

      if (EFI_ERROR(Status) || Param1 == NULL || TheHandle == NULL){
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_INV_HANDLE), gShellDriver1HiiHandle, L"unload", Param1);  
        ShellStatus = SHELL_INVALID_PARAMETER;
      } else {
        ASSERT(TheHandle != NULL);
        if (ShellCommandLineGetFlag(Package, L"-v") || ShellCommandLineGetFlag(Package, L"-verbose")) {
          DumpLoadedImageProtocolInfo(TheHandle);
        }
        
        if (!ShellCommandLineGetFlag(Package, L"-n")) {
          Status = ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_UNLOAD_CONF), gShellDriver1HiiHandle, (UINTN)TheHandle);
          Status = ShellPromptForResponse(ShellPromptResponseTypeYesNo, NULL, (VOID**)&Resp);
        }
        if (ShellCommandLineGetFlag(Package, L"-n") || (Resp != NULL && *Resp == ShellPromptResponseYes)) {
          Status = gBS->UnloadImage(TheHandle);
          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_HANDLE_RESULT), gShellDriver1HiiHandle, L"Unload", (UINTN)TheHandle, Status);
        }
        SHELL_FREE_NON_NULL(Resp);
      }
    }
  }
  if (ShellStatus == SHELL_SUCCESS) {
    if (Status == EFI_SECURITY_VIOLATION) {
      ShellStatus = SHELL_SECURITY_VIOLATION;
    } else if (Status == EFI_INVALID_PARAMETER) {
      ShellStatus = SHELL_INVALID_PARAMETER;
    } else if (EFI_ERROR(Status)) {
      ShellStatus = SHELL_NOT_FOUND;
    }
  }

  if (Package != NULL) {
    ShellCommandLineFreeVarList(Package);
  }

  return (ShellStatus);
}
Esempio n. 4
0
File: Rm.c Progetto: shijunjing/edk2
/**
  Delete a node and all nodes under it (including sub directories).

  @param[in] Node   The node to start deleting with.
  @param[in] Quiet  TRUE to print no messages.

  @retval SHELL_SUCCESS       The operation was successful.
  @retval SHELL_ACCESS_DENIED A file was read only.
  @retval SHELL_ABORTED       The abort message was received.
  @retval SHELL_DEVICE_ERROR  A device error occured reading this Node.
**/
SHELL_STATUS
CascadeDelete(
  IN EFI_SHELL_FILE_INFO  *Node,
  IN CONST BOOLEAN        Quiet
  )
{
  SHELL_STATUS          ShellStatus;
  EFI_SHELL_FILE_INFO   *List;
  EFI_SHELL_FILE_INFO   *Node2;
  EFI_STATUS            Status;
  SHELL_PROMPT_RESPONSE *Resp;
  CHAR16                *TempName;
  UINTN                 NewSize;

  Resp                  = NULL;
  ShellStatus           = SHELL_SUCCESS;
  List                  = NULL;
  Status                = EFI_SUCCESS;

  if ((Node->Info->Attribute & EFI_FILE_READ_ONLY) == EFI_FILE_READ_ONLY) {
    ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DETELE_RO), gShellLevel2HiiHandle, L"rm", Node->FullName);
    return (SHELL_ACCESS_DENIED);
  }

  if ((Node->Info->Attribute & EFI_FILE_DIRECTORY) == EFI_FILE_DIRECTORY) {
    if (!IsDirectoryEmpty(Node->Handle)) {
      if (!Quiet) {
        Status = ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_RM_LOG_DELETE_CONF), gShellLevel2HiiHandle, Node->FullName);
        Status = ShellPromptForResponse(ShellPromptResponseTypeYesNo, NULL, (VOID**)&Resp);
        ASSERT(Resp != NULL);
        if (EFI_ERROR(Status) || *Resp != ShellPromptResponseYes) {
          SHELL_FREE_NON_NULL(Resp);
          return (SHELL_ABORTED);
        }
        SHELL_FREE_NON_NULL(Resp);
      }
      //
      // empty out the directory
      //
      Status = gEfiShellProtocol->FindFilesInDir(Node->Handle, &List);
      if (EFI_ERROR(Status)) {
        if (List!=NULL) {
          gEfiShellProtocol->FreeFileList(&List);
        }
        return (SHELL_DEVICE_ERROR);
      }
      for (Node2 = (EFI_SHELL_FILE_INFO   *)GetFirstNode(&List->Link)
        ;  !IsNull(&List->Link, &Node2->Link)
        ;  Node2 = (EFI_SHELL_FILE_INFO   *)GetNextNode(&List->Link, &Node2->Link)
       ){
        //
        // skip the directory traversing stuff...
        //
        if (StrCmp(Node2->FileName, L".") == 0 || StrCmp(Node2->FileName, L"..") == 0) {
          continue;
        }
        Node2->Status = gEfiShellProtocol->OpenFileByName (Node2->FullName, &Node2->Handle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE);
        if (EFI_ERROR(Node2->Status) && StrStr(Node2->FileName, L":") == NULL) {
          //
          // Update the node filename to have full path with file system identifier
          //
          NewSize = StrSize(Node->FullName) + StrSize(Node2->FullName);
          TempName = AllocateZeroPool(NewSize);
          if (TempName == NULL) {
            ShellStatus = SHELL_OUT_OF_RESOURCES;
          } else {
            StrCpyS(TempName, NewSize/sizeof(CHAR16), Node->FullName);
            TempName[StrStr(TempName, L":")+1-TempName] = CHAR_NULL;
            StrCatS(TempName, NewSize/sizeof(CHAR16), Node2->FullName);
            FreePool((VOID*)Node2->FullName);
            Node2->FullName = TempName;

            //
            // Now try again to open the file
            //
            Node2->Status = gEfiShellProtocol->OpenFileByName (Node2->FullName, &Node2->Handle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE);
          }
        }
        if (!EFI_ERROR(Node2->Status)) {
          ShellStatus = CascadeDelete(Node2, Quiet);
        } else if (ShellStatus == SHELL_SUCCESS) {
          ShellStatus = (SHELL_STATUS)(Node2->Status&(~0x80000000));
        }
        if (ShellStatus != SHELL_SUCCESS) {
          if (List!=NULL) {
            gEfiShellProtocol->FreeFileList(&List);
          }
          return (ShellStatus);
        }
      }
      if (List!=NULL) {
        gEfiShellProtocol->FreeFileList(&List);
      }
    }
  }

  if (!(StrCmp(Node->FileName, L".") == 0 || StrCmp(Node->FileName, L"..") == 0)) {
    //
    // now delete the current node...
    //
    if (!Quiet) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE), gShellLevel2HiiHandle, Node->FullName);
    }
    Status = gEfiShellProtocol->DeleteFile(Node->Handle);
    Node->Handle = NULL;
  }

  //
  // We cant allow for the warning here! (Dont use EFI_ERROR Macro).
  //
  if (Status != EFI_SUCCESS){
    ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE_ERR), gShellLevel2HiiHandle, Status);
    return (SHELL_ACCESS_DENIED);
  } else {
    if (!Quiet) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE_COMP), gShellLevel2HiiHandle);
    }
    return (SHELL_SUCCESS);
  }
}