when going to suspend, a QCopEnvelope message will send

( "QPE/System","aboutSuspend()" )

4 files changed, 93 insertions, 84 deletions

diff --git a/libopie2/opiecore/device/odevice.cpp b/libopie2/opiecore/device/odevice.cpp
index 72b9ac7..7d67efe 100644
--- a/libopie2/opiecore/device/odevice.cpp
+++ b/libopie2/opiecore/device/odevice.cpp
@@ -1,56 +1,56 @@
 /*
-                             This file is part of the Opie Project
-                             Copyright (C) The Opie Team <opie-devel@handhelds.org>
+                     This file is part of the Opie Project
+                      Copyright (C) The Opie Team <opie-devel@handhelds.org>
               =.
             .=l.
-           .>+-=
- _;:,     .>    :=|.         This program is free software; you can
-.> <`_,   >  .   <=          redistribute it and/or  modify it under
-:`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
-.="- .-=="i,     .._         License as published by the Free Software
- - .   .-<_>     .<>         Foundation; either version 2 of the License,
-     ._= =}       :          or (at your option) any later version.
-    .%`+i>       _;_.
-    .i_,=:_.      -<s.       This program is distributed in the hope that
-     +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
-    : ..    .:,     . . .    without even the implied warranty of
-    =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
-  _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
-..}^=.=       =       ;      Library General Public License for more
-++=   -.     .`     .:       details.
- :     =  ...= . :.=-
- -.   .:....=;==+<;          You should have received a copy of the GNU
-  -_. . .   )=.  =           Library General Public License along with
-    --        :-=`           this library; see the file COPYING.LIB.
+     .>+-=
+_;:,   .>  :=|.         This program is free software; you can
+.> <`_,  > .  <=          redistribute it and/or  modify it under
+:`=1 )Y*s>-.--  :           the terms of the GNU Library General Public
+.="- .-=="i,   .._         License as published by the Free Software
+- .  .-<_>   .<>         Foundation; either version 2 of the License,
+  ._= =}    :          or (at your option) any later version.
+  .%`+i>    _;_.
+  .i_,=:_.   -<s.       This program is distributed in the hope that
+  + . -:.    =       it will be useful,  but WITHOUT ANY WARRANTY;
+  : ..  .:,   . . .    without even the implied warranty of
+  =_    +   =;=|`    MERCHANTABILITY or FITNESS FOR A
+ _.=:.    :  :=>`:     PARTICULAR PURPOSE. See the GNU
+..}^=.=    =    ;      Library General Public License for more
+++=  -.   .`   .:       details.
+:   = ...= . :.=-
+-.  .:....=;==+<;          You should have received a copy of the GNU
+ -_. . .  )=. =           Library General Public License along with
+  --    :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 */
 
 #include "odevice_ipaq.h"
 #include "odevice_jornada.h"
 #include "odevice_ramses.h"
 #include "odevice_simpad.h"
 #include "odevice_yopy.h"
 #include "odevice_zaurus.h"
 
 /* QT */
 #include <qapplication.h>
 #include <qfile.h>
 #include <qtextstream.h>
 #include <qwindowsystem_qws.h>
 
 /* OPIE */
 #include <qpe/config.h>
 #include <qpe/resource.h>
 #include <qpe/sound.h>
 #include <qpe/qcopenvelope_qws.h>
 
 /* STD */
 #include <fcntl.h>
 #include <math.h>
 #include <stdlib.h>
 #include <signal.h>
 #include <sys/ioctl.h>
 #include <sys/time.h>
 #include <unistd.h>
@@ -157,64 +157,65 @@ ODevice::~ODevice()
 }
 
 bool ODevice::setSoftSuspend ( bool /*soft*/ )
 {
     return false;
 }
 
 //#include <linux/apm_bios.h>
 
 #define APM_IOC_SUSPEND          OD_IO( 'A', 2 )
 
 /**
 * This method will try to suspend the device
 * It only works if the user is the QWS Server and the apm application
 * is installed.
 * It tries to suspend and then waits some time cause some distributions
 * do have asynchronus apm implementations.
 * This method will either fail and return false or it'll suspend the
 * device and return once the device got woken up
 *
 * @return if the device got suspended
 */
 bool ODevice::suspend()
 {
     qDebug("ODevice::suspend");
     if ( !isQWS( ) ) // only qwsserver is allowed to suspend
         return false;
 
     if ( d->m_model == Model_Unknown ) // better don't suspend in qvfb / on unkown devices
         return false;
 
     bool res = false;
+    ODevice::sendSuspendmsg();
 
     struct timeval tvs, tvn;
     ::gettimeofday ( &tvs, 0 );
 
     ::sync(); // flush fs caches
     res = ( ::system ( "apm --suspend" ) == 0 );
 
     // This is needed because the iPAQ apm implementation is asynchronous and we
     // can not be sure when exactly the device is really suspended
     // This can be deleted as soon as a stable familiar with a synchronous apm implementation exists.
 
     if ( res ) {
         do { // wait at most 1.5 sec: either suspend didn't work or the device resumed
             ::usleep ( 200 * 1000 );
             ::gettimeofday ( &tvn, 0 );
         } while ((( tvn. tv_sec - tvs. tv_sec ) * 1000 + ( tvn. tv_usec - tvs. tv_usec ) / 1000 ) < 1500 );
     }
 
     return res;
 }
 
 //#include <linux/fb.h> better not rely on kernel headers in userspace ...
 
 #define FBIOBLANK             OD_IO( 'F', 0x11 ) // 0x4611
 
 /* VESA Blanking Levels */
 #define VESA_NO_BLANKING      0
 #define VESA_VSYNC_SUSPEND    1
 #define VESA_HSYNC_SUSPEND    2
 #define VESA_POWERDOWN        3
 
 /**
@@ -591,32 +592,37 @@ void ODevice::remapPressedAction ( int button, const OQCopMessage &action )
     Config buttonFile ( "ButtonSettings" );
     buttonFile. setGroup ( "Button" + QString::number ( button ));
     buttonFile. writeEntry ( "PressedActionChannel", (const char*) mb_chan);
     buttonFile. writeEntry ( "PressedActionMessage", (const char*) b. pressedAction(). message());
 
 //	buttonFile. writeEntry ( "PressedActionArgs", encodeBase64 ( b. pressedAction(). data()));
 
     QCopEnvelope ( "QPE/System", "deviceButtonMappingChanged()" );
 }
 
 void ODevice::remapHeldAction ( int button, const OQCopMessage &action )
 {
     initButtons();
 
     if ( button >= (int) d->m_buttons->count())
         return;
 
     ODeviceButton &b = ( *d->m_buttons ) [button];
         b. setHeldAction ( action );
 
     Config buttonFile ( "ButtonSettings" );
     buttonFile. setGroup ( "Button" + QString::number ( button ));
     buttonFile. writeEntry ( "HeldActionChannel", (const char *) b. heldAction(). channel());
     buttonFile. writeEntry ( "HeldActionMessage", (const char *) b. heldAction(). message());
 
 //	buttonFile. writeEntry ( "HeldActionArgs", decodeBase64 ( b. heldAction(). data()));
 
     QCopEnvelope ( "QPE/System", "deviceButtonMappingChanged()" );
 }
 void ODevice::virtual_hook(int, void* ){
 
 }
+
+void ODevice::sendSuspendmsg()
+{
+    QCopEnvelope ( "QPE/System", "aboutSuspend()" );
+}
diff --git a/libopie2/opiecore/device/odevice.h b/libopie2/opiecore/device/odevice.h
index 791ccb3..bccb449 100644
--- a/libopie2/opiecore/device/odevice.h
+++ b/libopie2/opiecore/device/odevice.h
@@ -1,56 +1,56 @@
 /*
-                             This file is part of the Opie Project
-                             Copyright (C) The Opie Team <opie-devel@handhelds.org>
+                     This file is part of the Opie Project
+                      Copyright (C) The Opie Team <opie-devel@handhelds.org>
               =.
             .=l.
-           .>+-=
- _;:,     .>    :=|.         This program is free software; you can
-.> <`_,   >  .   <=          redistribute it and/or  modify it under
-:`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
-.="- .-=="i,     .._         License as published by the Free Software
- - .   .-<_>     .<>         Foundation; either version 2 of the License,
-     ._= =}       :          or (at your option) any later version.
-    .%`+i>       _;_.
-    .i_,=:_.      -<s.       This program is distributed in the hope that
-     +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
-    : ..    .:,     . . .    without even the implied warranty of
-    =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
-  _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
-..}^=.=       =       ;      Library General Public License for more
-++=   -.     .`     .:       details.
- :     =  ...= . :.=-
- -.   .:....=;==+<;          You should have received a copy of the GNU
-  -_. . .   )=.  =           Library General Public License along with
-    --        :-=`           this library; see the file COPYING.LIB.
+     .>+-=
+_;:,   .>  :=|.         This program is free software; you can
+.> <`_,  > .  <=          redistribute it and/or  modify it under
+:`=1 )Y*s>-.--  :           the terms of the GNU Library General Public
+.="- .-=="i,   .._         License as published by the Free Software
+- .  .-<_>   .<>         Foundation; either version 2 of the License,
+  ._= =}    :          or (at your option) any later version.
+  .%`+i>    _;_.
+  .i_,=:_.   -<s.       This program is distributed in the hope that
+  + . -:.    =       it will be useful,  but WITHOUT ANY WARRANTY;
+  : ..  .:,   . . .    without even the implied warranty of
+  =_    +   =;=|`    MERCHANTABILITY or FITNESS FOR A
+ _.=:.    :  :=>`:     PARTICULAR PURPOSE. See the GNU
+..}^=.=    =    ;      Library General Public License for more
+++=  -.   .`   .:       details.
+:   = ...= . :.=-
+-.  .:....=;==+<;          You should have received a copy of the GNU
+ -_. . .  )=. =           Library General Public License along with
+  --    :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 */
 
 #ifndef ODEVICE_H_
 #define ODEVICE_H_
 
 /* OPIE */
 #include <opie2/odevicebutton.h>
 #include <qpe/qpeapplication.h> /* for Transformation enum.. */
 
 /* QT */
 #include <qnamespace.h>
 #include <qobject.h>
 #include <qstring.h>
 #include <qstrlist.h>
 
 namespace Opie
 {
     class ODeviceData;
 /**
  * The available devices
  */
 enum OModel {
     Model_Unknown, // = 0
 
     Model_Series_Mask   = 0xff000000,
 
     Model_iPAQ          = ( 1 << 24 ),
 
     Model_iPAQ_All      = ( Model_iPAQ | 0xffffff ),
@@ -152,64 +152,65 @@ enum ODirection {
     Flip = 2,
 };
 
 enum OHingeStatus {
     CASE_CLOSED = 3,
     CASE_PORTRAIT = 2,
     CASE_LANDSCAPE = 0,
     CASE_UNKNOWN = 1,
 };
 
 /**
  * A singleton which gives informations about device specefic option
  * like the Hardware used, LEDs, the Base Distribution and
  * hardware key mappings.
  *
  * @short A small class for device specefic options
  * @see QObject
  * @author Robert Griebl
  * @version 1.0
  */
 class ODevice : public QObject
 {
     Q_OBJECT
 
 private:
     /* disable copy */
     ODevice ( const ODevice & );
 
 protected:
     ODevice();
     virtual void init();
     virtual void initButtons();
+    static void sendSuspendmsg();
 
     ODeviceData *d;
 
 public:
     // sandman do we want to allow destructions? -zecke?
     virtual ~ODevice();
 
     static ODevice *inst();
 
     // information
 
     QString modelString() const;
     OModel model() const;
     inline OModel series() const { return (OModel) ( model() & Model_Series_Mask ); }
 
     QString vendorString() const;
     OVendor vendor() const;
 
     QString systemString() const;
     OSystem system() const;
 
     QString systemVersionString() const;
 
     virtual Transformation rotation() const;
     virtual ODirection direction() const;
 
     // system
 
     virtual bool setSoftSuspend ( bool on );
     virtual bool suspend();
 
     virtual bool setDisplayStatus ( bool on );
diff --git a/libopie2/opiecore/device/odevice_simpad.cpp b/libopie2/opiecore/device/odevice_simpad.cpp
index 4397b78..31b9297 100644
--- a/libopie2/opiecore/device/odevice_simpad.cpp
+++ b/libopie2/opiecore/device/odevice_simpad.cpp
@@ -1,56 +1,56 @@
 /*
-                             This file is part of the Opie Project
-                             Copyright (C) The Opie Team <opie-devel@handhelds.org>
+                     This file is part of the Opie Project
+                      Copyright (C) The Opie Team <opie-devel@handhelds.org>
               =.
             .=l.
-           .>+-=
- _;:,     .>    :=|.         This program is free software; you can
-.> <`_,   >  .   <=          redistribute it and/or  modify it under
-:`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
-.="- .-=="i,     .._         License as published by the Free Software
- - .   .-<_>     .<>         Foundation; either version 2 of the License,
-     ._= =}       :          or (at your option) any later version.
-    .%`+i>       _;_.
-    .i_,=:_.      -<s.       This program is distributed in the hope that
-     +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
-    : ..    .:,     . . .    without even the implied warranty of
-    =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
-  _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
-..}^=.=       =       ;      Library General Public License for more
-++=   -.     .`     .:       details.
- :     =  ...= . :.=-
- -.   .:....=;==+<;          You should have received a copy of the GNU
-  -_. . .   )=.  =           Library General Public License along with
-    --        :-=`           this library; see the file COPYING.LIB.
+     .>+-=
+_;:,   .>  :=|.         This program is free software; you can
+.> <`_,  > .  <=          redistribute it and/or  modify it under
+:`=1 )Y*s>-.--  :           the terms of the GNU Library General Public
+.="- .-=="i,   .._         License as published by the Free Software
+- .  .-<_>   .<>         Foundation; either version 2 of the License,
+  ._= =}    :          or (at your option) any later version.
+  .%`+i>    _;_.
+  .i_,=:_.   -<s.       This program is distributed in the hope that
+  + . -:.    =       it will be useful,  but WITHOUT ANY WARRANTY;
+  : ..  .:,   . . .    without even the implied warranty of
+  =_    +   =;=|`    MERCHANTABILITY or FITNESS FOR A
+ _.=:.    :  :=>`:     PARTICULAR PURPOSE. See the GNU
+..}^=.=    =    ;      Library General Public License for more
+++=  -.   .`   .:       details.
+:   = ...= . :.=-
+-.  .:....=;==+<;          You should have received a copy of the GNU
+ -_. . .  )=. =           Library General Public License along with
+  --    :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 */
 
 #include "odevice_simpad.h"
 
 /* QT */
 #include <qapplication.h>
 #include <qfile.h>
 #include <qtextstream.h>
 #include <qwindowsystem_qws.h>
 
 /* OPIE */
 #include <qpe/config.h>
 #include <qpe/resource.h>
 #include <qpe/sound.h>
 #include <qpe/qcopenvelope_qws.h>
 
 /* STD */
 #include <fcntl.h>
 #include <math.h>
 #include <stdlib.h>
 #include <signal.h>
 #include <sys/ioctl.h>
 #include <sys/time.h>
 #include <unistd.h>
 #ifndef QT_NO_SOUND
 #include <linux/soundcard.h>
 #endif
 
 using namespace Opie;
@@ -297,64 +297,65 @@ void SIMpad::playAlarmSound()
             int volalarm = cfg. readNumEntry ( "AlarmPercent", 50 );
             if ( volalarm < 0 )
                 volalarm = 0;
             else if ( volalarm > 100 )
                 volalarm = 100;
             volalarm |= ( volalarm << 8 );
 
             if ( ::ioctl ( fd, MIXER_WRITE( 0 ), &volalarm ) >= 0 )
                 vol_reset = true;
         }
     }
 
     snd. play();
     while ( !snd. isFinished())
         qApp->processEvents();
 
     if ( fd >= 0 ) {
         if ( vol_reset )
             ::ioctl ( fd, MIXER_WRITE( 0 ), &vol );
         ::close ( fd );
     }
 #endif
 }
 
 
 bool SIMpad::suspend() // Must override because SIMpad does NOT have apm
 {
     qDebug( "ODevice for SIMpad: suspend()" );
     if ( !isQWS( ) ) // only qwsserver is allowed to suspend
         return false;
 
     bool res = false;
+    ODevice::sendSuspendmsg();
 
     struct timeval tvs, tvn;
     ::gettimeofday ( &tvs, 0 );
 
     ::sync(); // flush fs caches
     res = ( ::system ( "cat /dev/fb/0 >/tmp/.buffer; echo > /proc/sys/pm/suspend; cat /tmp/.buffer >/dev/fb/0" ) == 0 ); //TODO make better :)
 
     return res;
 }
 
 
 bool SIMpad::setSoftSuspend ( bool soft )
 {
     qDebug( "ODevice for SIMpad: UNHANDLED setSoftSuspend(%s)", soft? "on" : "off" );
     return false;
 }
 
 
 bool SIMpad::setDisplayStatus ( bool on )
 {
     qDebug( "ODevice for SIMpad: setDisplayStatus(%s)", on? "on" : "off" );
 
     bool res = false;
     int fd;
 
     QString cmdline = QString().sprintf( "echo %s > /proc/cs3", on ? "0xd41a" : "0xd40a" ); //TODO make better :)
 
     res = ( ::system( (const char*) cmdline ) == 0 );
 
     return res;
 }
 
diff --git a/libopie2/opiecore/device/odevice_zaurus.cpp b/libopie2/opiecore/device/odevice_zaurus.cpp
index 8bff770..9d23a12 100644
--- a/libopie2/opiecore/device/odevice_zaurus.cpp
+++ b/libopie2/opiecore/device/odevice_zaurus.cpp
@@ -1,56 +1,56 @@
 /*
-                             This file is part of the Opie Project
-                             Copyright (C) The Opie Team <opie-devel@handhelds.org>
+                     This file is part of the Opie Project
+                      Copyright (C) The Opie Team <opie-devel@handhelds.org>
               =.
             .=l.
-           .>+-=
- _;:,     .>    :=|.         This program is free software; you can
-.> <`_,   >  .   <=          redistribute it and/or  modify it under
-:`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
-.="- .-=="i,     .._         License as published by the Free Software
- - .   .-<_>     .<>         Foundation; either version 2 of the License,
-     ._= =}       :          or (at your option) any later version.
-    .%`+i>       _;_.
-    .i_,=:_.      -<s.       This program is distributed in the hope that
-     +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
-    : ..    .:,     . . .    without even the implied warranty of
-    =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
-  _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
-..}^=.=       =       ;      Library General Public License for more
-++=   -.     .`     .:       details.
- :     =  ...= . :.=-
- -.   .:....=;==+<;          You should have received a copy of the GNU
-  -_. . .   )=.  =           Library General Public License along with
-    --        :-=`           this library; see the file COPYING.LIB.
+     .>+-=
+_;:,   .>  :=|.         This program is free software; you can
+.> <`_,  > .  <=          redistribute it and/or  modify it under
+:`=1 )Y*s>-.--  :           the terms of the GNU Library General Public
+.="- .-=="i,   .._         License as published by the Free Software
+- .  .-<_>   .<>         Foundation; either version 2 of the License,
+  ._= =}    :          or (at your option) any later version.
+  .%`+i>    _;_.
+  .i_,=:_.   -<s.       This program is distributed in the hope that
+  + . -:.    =       it will be useful,  but WITHOUT ANY WARRANTY;
+  : ..  .:,   . . .    without even the implied warranty of
+  =_    +   =;=|`    MERCHANTABILITY or FITNESS FOR A
+ _.=:.    :  :=>`:     PARTICULAR PURPOSE. See the GNU
+..}^=.=    =    ;      Library General Public License for more
+++=  -.   .`   .:       details.
+:   = ...= . :.=-
+-.  .:....=;==+<;          You should have received a copy of the GNU
+ -_. . .  )=. =           Library General Public License along with
+  --    :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 */
 
 #include "odevice_zaurus.h"
 
 /* QT */
 #include <qapplication.h>
 #include <qfile.h>
 #include <qtextstream.h>
 #include <qwindowsystem_qws.h>
 
 /* OPIE */
 #include <qpe/config.h>
 #include <qpe/resource.h>
 #include <qpe/sound.h>
 #include <qpe/qcopenvelope_qws.h>
 
 /* STD */
 #include <fcntl.h>
 #include <math.h>
 #include <stdlib.h>
 #include <signal.h>
 #include <sys/ioctl.h>
 #include <sys/time.h>
 #include <unistd.h>
 #ifndef QT_NO_SOUND
 #include <linux/soundcard.h>
 #endif
 
 using namespace Opie;
@@ -537,64 +537,65 @@ bool Zaurus::setDisplayBrightness ( int bright )
             // standard treatment for devices with the dumb embedix frontlight interface
             if (( fd = ::open ( "/dev/fl", O_WRONLY )) >= 0 ) {
                 int bl = ( bright * 4 + 127 ) / 255; // only 4 steps on zaurus
                 if ( bright && !bl )
                     bl = 1;
                 res = ( ::ioctl ( fd, FL_IOCTL_STEP_CONTRAST, bl ) == 0 );
                 ::close ( fd );
             }
         }
     }
     else
     {
         // special treatment for the OpenZaurus unified interface
         #define FB_BACKLIGHT_SET_BRIGHTNESS     _IOW('F', 1, u_int)             /* set brightness */
         if (( fd = ::open ( "/dev/fb0", O_WRONLY )) >= 0 ) {
             res = ( ::ioctl ( fd , FB_BACKLIGHT_SET_BRIGHTNESS, bright ) == 0 );
             ::close ( fd );
         }
     }
     return res;
 }
 
 bool Zaurus::suspend()
 {
     qDebug("ODevice::suspend");
     if ( !isQWS( ) ) // only qwsserver is allowed to suspend
         return false;
 
     if ( d->m_model == Model_Unknown ) // better don't suspend in qvfb / on unkown devices
         return false;
 
     bool res = false;
+    ODevice::sendSuspendmsg();
 
     struct timeval tvs, tvn;
     ::gettimeofday ( &tvs, 0 );
 
     ::sync(); // flush fs caches
     res = ( ::system ( "apm --suspend" ) == 0 );
 
     // This is needed because the iPAQ apm implementation is asynchronous and we
     // can not be sure when exactly the device is really suspended
     // This can be deleted as soon as a stable familiar with a synchronous apm implementation exists.
 
     if ( res ) {
         do { // Yes, wait 15 seconds. This APM bug sucks big time.
             ::usleep ( 200 * 1000 );
             ::gettimeofday ( &tvn, 0 );
         } while ((( tvn. tv_sec - tvs. tv_sec ) * 1000 + ( tvn. tv_usec - tvs. tv_usec ) / 1000 ) < 15000 );
     }
 
     QCopEnvelope ( "QPE/Rotation", "rotateDefault()" );
     return res;
 }
 
 
 Transformation Zaurus::rotation() const
 {
     Transformation rot;
     int handle = 0;
     int retval = 0;
 
     switch ( d->m_model ) {
         case Model_Zaurus_SLC7x0:
             handle = ::open("/dev/apm_bios", O_RDWR|O_NONBLOCK);