Changeset 105463 in vbox for trunk

Timestamp:

Jul 24, 2024 9:01:08 AM (6 months ago)

Author:

vboxsync

Message:

VMM/TM: An automatic power off timer for debugging - disabled by default. bugref:10727

Location:

trunk/src/VBox/VMM

Files:

• VMMR3/TM.cpp (modified) (5 diffs)
• include/TMInternal.h (modified) (2 diffs)

trunk/src/VBox/VMM/VMMR3/TM.cpp

@@ -186 +186 @@
 static DECLCALLBACK(int)    tmR3Save(PVM pVM, PSSMHANDLE pSSM);
 static DECLCALLBACK(int)    tmR3Load(PVM pVM, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass);
+static DECLCALLBACK(int)    tmR3LoadDone(PVM pVM, PSSMHANDLE pSSM);
 #ifdef VBOX_WITH_STATISTICS
 static void                 tmR3TimerQueueRegisterStats(PVM pVM, PTMTIMERQUEUE pQueue, uint32_t cTimers);
@@ -693 +694 @@
                                NULL, NULL, NULL,
                                NULL, tmR3Save, NULL,
-                               NULL, tmR3Load, NULL);
+                               NULL, tmR3Load, tmR3LoadDone);
     if (RT_FAILURE(rc))
         return rc;
@@ -1093 +1094 @@
 }
 
+#if 1
+# include <iprt/message.h>
+/** @callback_method_impl{FNTMTIMERINT} */
+static DECLCALLBACK(void) tmR3AutoPowerOffTimer(PVM pVM, TMTIMERHANDLE hTimer, void *pvUser)
+{
+    RT_NOREF(hTimer, pvUser);
+    RTMsgInfo("The automatic power off timer fired...\n");
+    LogRel(("The automatic power off timer fired...\n"));
+    int rc = VMR3ReqCallNoWait(pVM, VMCPUID_ANY_QUEUE, (PFNRT)VMR3PowerOff, 1, pVM->pUVM);
+    AssertLogRelRC(rc);
+}
+#endif
+
 
 /**
@@ -1148 +1162 @@
         tmR3TimerQueueRegisterStats(pVM, &pVM->tm.s.aTimerQueues[idxQueue], UINT32_MAX);
     }
+#endif
+
+#ifdef TM_SECONDS_TO_AUTOMATIC_POWER_OFF
+    /*
+     * Automatic VM shutdown timer.
+     */
+    rc = TMR3TimerCreate(pVM, TMCLOCK_VIRTUAL, tmR3AutoPowerOffTimer, NULL, TMTIMER_FLAGS_NO_RING0,
+                         "Auto power off after " RT_XSTR(TM_SECONDS_TO_AUTOMATIC_POWER_OFF) " sec", &hTimer);
+    AssertLogRelRCReturn(rc, rc);
+    TMTimerSetMillies(pVM, hTimer, TM_SECONDS_TO_AUTOMATIC_POWER_OFF * RT_MS_1SEC);
+    pVM->tm.s.hAutoPowerOff = hTimer;
 #endif
 
@@ -1486 +1511 @@
     return VINF_SUCCESS;
 }
+
+
+/**
+ * @callback_method_impl{FNSSMINTLOADDONE, For rearming autopoweroff}
+ */
+static DECLCALLBACK(int) tmR3LoadDone(PVM pVM, PSSMHANDLE pSSM)
+{
+    RT_NOREF(pVM, pSSM);
+#ifdef TM_SECONDS_TO_AUTOMATIC_POWER_OFF
+    TMTimerSetMillies(pVM, pVM->tm.s.hAutoPowerOff, TM_SECONDS_TO_AUTOMATIC_POWER_OFF * RT_MS_1SEC);
+#endif
+    return VINF_SUCCESS;
+}
+
 
 #ifdef VBOX_WITH_STATISTICS

trunk/src/VBox/VMM/include/TMInternal.h

@@ -55 +55 @@
 #define TMCLOCK_FREQ_VIRTUAL    UINT32_C(1000000000)
 
+/** @def TM_SECONDS_TO_AUTOMATIC_POWER_OFF
+ * Powers off the VM automatically after the defined number of seconds.
+ * This is for debugging only. */
+#if defined(DOXYGEN_RUNNING) || 0
+# define TM_SECONDS_TO_AUTOMATIC_POWER_OFF 45
+#endif
 
 /**
@@ -740 +746 @@
     STAMCOUNTER                 StatTSCSyncNotTicking;
     /** @} */
+
+#ifdef TM_SECONDS_TO_AUTOMATIC_POWER_OFF
+    /** The automatic power off timer. */
+    TMTIMERHANDLE               hAutoPowerOff;
+#endif
 } TM;
 /** Pointer to TM VM instance data. */