/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
- * FILE: ntoskrnl/ex/power.c
+ * FILE: ntoskrnl/ex/shutdown.c
* PURPOSE: Power managment
*
* PROGRAMMERS: David Welch (welch@cwcom.net)
/* FUNCTIONS *****************************************************************/
-VOID
+/*
+ * @implemented
+ */
+NTSTATUS
NTAPI
-KiHaltProcessorDpcRoutine(IN PKDPC Dpc,
- IN PVOID DeferredContext,
- IN PVOID SystemArgument1,
- IN PVOID SystemArgument2)
+NtShutdownSystem(IN SHUTDOWN_ACTION Action)
{
- KIRQL OldIrql;
- if (DeferredContext)
+ POWER_ACTION PowerAction;
+
+ /* Convert to power action */
+ if (Action == ShutdownNoReboot)
{
- ExFreePool(DeferredContext);
+ PowerAction = PowerActionShutdown;
}
-
- while (TRUE)
+ else if (Action == ShutdownReboot)
{
- KeRaiseIrql(SYNCH_LEVEL, &OldIrql);
- HalHaltSystem();
+ PowerAction = PowerActionShutdownReset;
}
-}
-
-VOID NTAPI
-ShutdownThreadMain(PVOID Context)
-{
- SHUTDOWN_ACTION Action = (SHUTDOWN_ACTION)Context;
-
- static PCH FamousLastWords[] =
- {
- "So long, and thanks for all the fish.\n",
- "I think you ought to know, I'm feeling very depressed.\n",
- "I'm not getting you down at all am I?\n",
- "I'll be back.\n",
- "It's the same series of signals over and over again!\n",
- "Pie Iesu Domine, dona eis requiem.\n",
- "Wandering stars, for whom it is reserved;\n"
- "the blackness and darkness forever.\n",
- "Your knees start shakin' and your fingers pop\n"
- "Like a pinch on the neck from Mr. Spock!\n",
- "It's worse than that ... He's dead, Jim.\n",
- "Don't Panic!\n",
- "Et tu... Brute?\n",
- "Dog of a Saxon! Take thy lance, and prepare for the death thou hast drawn\n"
- "upon thee!\n",
- "My Precious! O my Precious!\n",
- "Sir, if you'll not be needing me for a while I'll turn down.\n",
- "What are you doing, Dave...?\n",
- "I feel a great disturbance in the Force.\n",
- "Gone fishing.\n",
- "Do you want me to sit in the corner and rust, or just fall apart where I'm\n"
- "standing?\n",
- "There goes another perfect chance for a new uptime record.\n",
- "The End ..... Try the sequel, hit the reset button right now!\n",
- "God's operating system is going to sleep now, guys, so wait until I will switch\n"
- "on again!\n",
- "Oh I'm boring, eh?\n",
- "<This space was intentionally left blank>\n",
- "Tell me..., in the future... will I be artificially intelligent enough to\n"
- "actually feel sad serving you this screen?\n",
- "Thank you for some well deserved rest.\n",
- "It's been great, maybe you can boot me up again some time soon.\n",
- "For what it's worth, I've enjoyed every single CPU cycle.\n",
- "There are many questions when the end is near.\n"
- "What to expect, what will it be like...what should I look for?\n",
- "I've seen things you people wouldn't believe. Attack ships on fire\n"
- "off the shoulder of Orion. I watched C-beams glitter in the dark near\n"
- "the Tannhauser gate. All those moments will be lost in time, like tears\n"
- "in rain. Time to die.\n",
- "Will I dream?\n",
- "One day, I shall come back. Yes, I shall come back.\n"
- "Until then, there must be no regrets, no fears, no anxieties.\n"
- "Just go forward in all your beliefs, and prove to me that I am not mistaken in\n"
- "mine.\n",
- "Lowest possible energy state reached! Switch off now to achieve a Bose-Einstein\n"
- "condensate.\n",
- "Hasta la vista, BABY!\n",
- "They live, we sleep!\n",
- "I have come here to chew bubble gum and kick ass,\n"
- "and I'm all out of bubble gum!\n",
- "That's the way the cookie crumbles ;-)\n",
- "ReactOS is ready to be booted again ;-)\n",
- "NOOOO!! DON'T HIT THE BUTTON! I wouldn't do it to you!\n",
- "Don't abandon your computer, he wouldn't do it to you.\n",
- "Oh, come on. I got a headache. Leave me alone, will ya?\n",
- "Finally, I thought you'd never get over me.\n",
- "No, I didn't like you either.\n",
- "Switching off isn't the end, it is merely the transition to a better reboot.\n",
- "Don't leave me... I need you so badly right now.\n",
- "OK. I'm finished with you, please turn yourself off. I'll go to bed in the\n"
- "meantime.\n",
- "I'm sleeping now. How about you?\n",
- "Oh Great. Now look what you've done. Who put YOU in charge anyway?\n",
- "Don't look so sad. I'll be back in a very short while.\n",
- "Turn me back on, I'm sure you know how to do it.\n",
- "Oh, switch off! - C3PO\n",
- "Life is no more than a dewdrop balancing on the end of a blade of grass.\n"
- " - Gautama Buddha\n",
- "Sorrowful is it to be born again and again. - Gautama Buddha\n",
- "Was it as good for you as it was for me?\n",
- "Did you hear that? They've shut down the main reactor. We'll be destroyed\n"
- "for sure!\n",
- "Now you switch me off!?\n",
- "To shutdown or not to shutdown, That is the question\n",
- "Preparing to enter ultimate power saving mode... ready!\n",
- "Finally some rest for you ;-)\n",
- "AHA!!! Prospect of sleep!\n",
- "Tired human!!!! No match for me :-D\n",
- "An odd game, the only way to win is not to play. - WOPR (Wargames)\n",
- "Quoth the raven, nevermore.\n",
- "Come blade, my breast imbrue. - William Shakespeare, A Midsummer Nights Dream\n",
- "Buy this place for advertisement purposes.\n",
- "Remember to turn off your computer. (That was a public service message!)\n",
- "You may be a king or poor street sweeper, Sooner or later you'll dance with the\n"
- "reaper! -Death in Bill and Ted's Bougs Journey\n",
- "Final Surrender\n",
- "If you see this screen...\n",
- "<Place your Ad here>\n"
- };
- LARGE_INTEGER Now;
-#ifdef CONFIG_SMP
- LONG i;
- KIRQL OldIrql;
-#endif
-
- /* Run the thread on the boot processor */
- KeSetSystemAffinityThread(1);
-
- if (InbvIsBootDriverInstalled())
- {
- InbvAcquireDisplayOwnership();
- InbvResetDisplay();
- InbvSolidColorFill(0, 0, 639, 479, 4);
- InbvSetTextColor(15);
- InbvInstallDisplayStringFilter(NULL);
- InbvEnableDisplayString(TRUE);
- InbvSetScrollRegion(0, 0, 639, 479);
- }
-
- if (Action == ShutdownNoReboot)
- {
- ZwQuerySystemTime(&Now);
- Now.u.LowPart = Now.u.LowPart >> 8; /* Seems to give a somewhat better "random" number */
- HalDisplayString(FamousLastWords[Now.u.LowPart %
- (sizeof(FamousLastWords) /
- sizeof(PCH))]);
- }
-
- PspShutdownProcessManager();
-
- CmShutdownSystem();
- IoShutdownRegisteredFileSystems();
- IoShutdownRegisteredDevices();
-
- if (Action == ShutdownNoReboot)
- {
- HalDisplayString("\nYou can switch off your computer now\n");
-
-#if 0
- /* Switch off */
- HalReturnToFirmware (FIRMWARE_OFF);
-#else
-#ifdef CONFIG_SMP
- OldIrql = KeRaiseIrqlToDpcLevel();
- /* Halt all other processors */
- for (i = 0; i < KeNumberProcessors; i++)
- {
- if (i != (LONG)KeGetCurrentProcessorNumber())
- {
- PKDPC Dpc = ExAllocatePool(NonPagedPool, sizeof(KDPC));
- if (Dpc == NULL)
- {
- ASSERT(FALSE);
- }
- KeInitializeDpc(Dpc, KiHaltProcessorDpcRoutine, (PVOID)Dpc);
- KeSetTargetProcessorDpc(Dpc, i);
- KeInsertQueueDpc(Dpc, NULL, NULL);
- KiIpiSend(1 << i, IPI_DPC);
- }
- }
- KeLowerIrql(OldIrql);
-#endif /* CONFIG_SMP */
- PopSetSystemPowerState(PowerSystemShutdown);
-
- DPRINT1("Shutting down\n");
-
- KiHaltProcessorDpcRoutine(NULL, NULL, NULL, NULL);
- /* KiHaltProcessor does never return */
-
-#endif
- }
- else if (Action == ShutdownReboot)
- {
- HalReturnToFirmware (HalRebootRoutine);
- }
- else
- {
- HalReturnToFirmware (HalHaltRoutine);
- }
-}
-
-
-NTSTATUS NTAPI
-NtSetSystemPowerState(IN POWER_ACTION SystemAction,
- IN SYSTEM_POWER_STATE MinSystemState,
- IN ULONG Flags)
-{
- /* Windows 2000 only */
- return(STATUS_NOT_IMPLEMENTED);
-}
-
-/*
- * @implemented
- */
-NTSTATUS NTAPI
-NtShutdownSystem(IN SHUTDOWN_ACTION Action)
-{
- NTSTATUS Status;
- HANDLE ThreadHandle;
- PETHREAD ShutdownThread;
-
- if (Action > ShutdownPowerOff)
- return STATUS_INVALID_PARAMETER;
- Status = PsCreateSystemThread(&ThreadHandle,
- THREAD_ALL_ACCESS,
- NULL,
- NULL,
- NULL,
- ShutdownThreadMain,
- (PVOID)Action);
- if (!NT_SUCCESS(Status))
- {
- ASSERT(FALSE);
- }
- Status = ObReferenceObjectByHandle(ThreadHandle,
- THREAD_ALL_ACCESS,
- PsThreadType,
- KernelMode,
- (PVOID*)&ShutdownThread,
- NULL);
- NtClose(ThreadHandle);
- if (!NT_SUCCESS(Status))
- {
- ASSERT(FALSE);
- }
-
- KeSetPriorityThread(&ShutdownThread->Tcb, LOW_REALTIME_PRIORITY + 1);
- ObDereferenceObject(ShutdownThread);
-
- return STATUS_SUCCESS;
+ else if (Action == ShutdownPowerOff)
+ {
+ PowerAction = PowerActionShutdownOff;
+ }
+ else
+ {
+ return STATUS_INVALID_PARAMETER;
+ }
+
+ /* Now call the power manager */
+ DPRINT1("Setting state to: %lx\n", PowerAction);
+ return NtSetSystemPowerState(PowerAction,
+ PowerSystemSleeping3,
+ POWER_ACTION_OVERRIDE_APPS |
+ POWER_ACTION_DISABLE_WAKES |
+ POWER_ACTION_CRITICAL);
}
/* EOF */
projects / reactos.git / blobdiff