reactos/ntoskrnl/ex/power.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS kernel
   4  * FILE:            ntoskrnl/ex/power.c
   5  * PURPOSE:         Power managment
   6  * PROGRAMMER:      David Welch (welch@cwcom.net)
   7  * UPDATE HISTORY:
   8  *                  Created 22/05/98
   9  *                  Added reboot support 30/01/99
  10  */
  11
  12 /* INCLUDES *****************************************************************/
  13
  14 #include <ddk/ntddk.h>
  15 #include <internal/ps.h>
  16 #include <internal/io.h>
  17 #include <internal/mm.h>
  18
  19 #include <internal/debug.h>
  20
  21 /* FUNCTIONS *****************************************************************/
  22
  23 NTSTATUS STDCALL
  24 NtSetSystemPowerState(VOID)
  25 {
  26    UNIMPLEMENTED;
  27 }
  28
  29
  30 NTSTATUS STDCALL
  31 NtShutdownSystem(IN SHUTDOWN_ACTION Action)
  32 {
  33    if (Action > ShutdownPowerOff)
  34      return STATUS_INVALID_PARAMETER;
  35
  36    IoShutdownRegisteredDevices();
  37    CmShutdownRegistry();
  38    IoShutdownRegisteredFileSystems();
  39    PiShutdownProcessManager();
  40    MiShutdownMemoryManager();
  41
  42    if (Action == ShutdownNoReboot)
  43      {
  44 #if 0
  45         /* Switch off */
  46         HalReturnToFirmware (FIRMWARE_OFF);
  47 #endif
  48      }
  49    else if (Action == ShutdownReboot)
  50      {
  51         HalReturnToFirmware (FIRMWARE_REBOOT);
  52      }
  53    else
  54      {
  55         HalReturnToFirmware (FIRMWARE_HALT);
  56      }
  57
  58    return STATUS_SUCCESS;
  59 }
  60
  61 /* EOF */
  62