Changeset 15041 in vbox

Timestamp:

Dec 5, 2008 1:30:33 PM (16 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

40420

Message:

SUPDrv-OSX: added ring 0 sleep notification

File:

• trunk/src/VBox/HostDrivers/Support/darwin/SUPDrv-darwin.cpp (modified) (7 diffs)

trunk/src/VBox/HostDrivers/Support/darwin/SUPDrv-darwin.cpp

@@ -54 +54 @@
 #include <iprt/process.h>
 #include <iprt/alloc.h>
+#include <iprt/power.h>
 #include <VBox/err.h>
 #include <VBox/log.h>
@@ -66 +67 @@
 #include <IOKit/IOService.h>
 #include <IOKit/IOUserclient.h>
+#include <IOKit/pwr_mgt/RootDomain.h>
 
 
@@ -90 +92 @@
 
 static int              VBoxDrvDarwinErr2DarwinErr(int rc);
+
+static IOReturn         VBoxDrvDarwinSleepHandler(void *pvTarget, void *pvRefCon, UInt32 uMessageType, IOService *pProvider, void *pvMessageArgument, vm_size_t argSize);
 __END_DECLS
 
@@ -202 +206 @@
 /** The number of open sessions. */
 static int32_t volatile g_cSessions = 0;
+/** The notifier handle for the sleep callback handler. */
+static IONotifier *g_pSleepNotifier = NULL;
 
 
@@ -251 +257 @@
                         LogRel(("VBoxDrv: version " VBOX_VERSION_STRING " r%d; IOCtl version %#x; IDC version %#x; dev major=%d\n",
                                 VBOX_SVN_REV, SUPDRV_IOC_VERSION, SUPDRV_IDC_VERSION, g_iMajorDeviceNo));
+
+/* Bird: please acknowledge! */
+#if 0
+                        /* Register a sleep/wakeup notification callback */
+                        void *pvData = NULL;
+                        g_pSleepNotifier = registerPrioritySleepWakeInterest(&VBoxDrvDarwinSleepHandler, pvData, NULL);
+                        if (g_pSleepNotifier == NULL)
+                            LogRel(("VBoxDrv: register for sleep/wakeup events failed\n"));
+#endif
+
                         return KMOD_RETURN_SUCCESS;
                     }
@@ -293 +309 @@
      * Undo the work done during start (in reverse order).
      */
+    if (g_pSleepNotifier)
+    {
+        g_pSleepNotifier->remove();
+        g_pSleepNotifier = NULL;
+    }
+
     devfs_remove(g_hDevFsDevice);
     g_hDevFsDevice = NULL;
@@ -658 +680 @@
     NOREF(prc);
     return false;
+}
+
+IOReturn VBoxDrvDarwinSleepHandler(void * /* pvTarget */, void *pvRefCon, UInt32 uMessageType, IOService * /* pProvider */, void * /* pvMessageArgument */, vm_size_t /* argSize */)
+{
+    /* IOLog("VBoxDrv: Got sleep/wake notice. Message type was %X\n", (uint)uMessageType); */
+
+    if (uMessageType == kIOMessageSystemWillSleep)
+        RTPowerSignalEvent(RTPOWEREVENT_SUSPEND);
+    else if (uMessageType == kIOMessageSystemHasPoweredOn)
+        RTPowerSignalEvent(RTPOWEREVENT_RESUME);
+
+    acknowledgeSleepWakeNotification(pvRefCon);
+
+    return 0;
 }