1 files changed, 28 insertions, 53 deletions

diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp
index 993aedf..62dc9d4 100644
--- a/libopie/odevice.cpp
+++ b/libopie/odevice.cpp
@@ -732,385 +732,386 @@ QValueList <OLedState> ODevice::ledStateList ( OLed /*which*/ ) const
 /**
  * @return the state for a given OLed
  */
 OLedState ODevice::ledState ( OLed /*which*/ ) const
 {
         return Led_Off;
 }
 
 /**
  * Set the state for a LED
  * @param which Which OLed to use
  * @param st The state to set
  * @return success or failure
  */
 bool ODevice::setLedState ( OLed which, OLedState st )
 {
         Q_UNUSED( which )
         Q_UNUSED( st    )
         return false;
 }
 
 /**
  * @return if the device has a light sensor
  */
 bool ODevice::hasLightSensor ( ) const
 {
         return false;
 }
 
 /**
  * @return a value from the light senso
  */
 int ODevice::readLightSensor ( )
 {
         return -1;
 }
 
 /**
  * @return the light sensor resolution whatever that is ;)
  */
 int ODevice::lightSensorResolution ( ) const
 {
         return 0;
 }
 
 /**
  * @return a list with CPU frequencies supported by the hardware
  */
 const QStrList &ODevice::allowedCpuFrequencies ( ) const
 {
         return *d->m_cpu_frequencies;
 }
 
 
 /**
  * Set desired CPU frequency
  *
  * @param index index into d->m_cpu_frequencies of the frequency to be set
  */
 bool ODevice::setCurrentCpuFrequency(uint index)
 {
         if (index >= d->m_cpu_frequencies->count())
                 return false;
 
         char *freq = d->m_cpu_frequencies->at(index);
         qWarning("set freq to %s", freq);
 
         int fd;
 
         if ((fd = ::open("/proc/sys/cpu/0/speed", O_WRONLY)) >= 0) {
                 char writeCommand[50];
                 const int count = sprintf(writeCommand, "%s\n", freq);
                 int res = (::write(fd, writeCommand, count) != -1);
                 ::close(fd);
                 return res;
         }
 
         return false;
 }
 
 
 /**
  * @return a list of hardware buttons
  */
 const QValueList <ODeviceButton> &ODevice::buttons ( )
 {
         initButtons ( );
 
         return *d-> m_buttons;
 }
 
 /**
  * @return The amount of time that would count as a hold
  */
 uint ODevice::buttonHoldTime ( ) const
 {
         return d-> m_holdtime;
 }
 
 /**
  * This method return a ODeviceButton for a key code
  * or 0 if no special hardware button is available for the device
  *
  * @return The devicebutton or 0l
  * @see ODeviceButton
  */
 const ODeviceButton *ODevice::buttonForKeycode ( ushort code )
 {
         initButtons ( );
 
         for ( QValueListConstIterator<ODeviceButton> it = d-> m_buttons-> begin ( ); it != d-> m_buttons-> end ( ); ++it ) {
                 if ( (*it). keycode ( ) == code )
                         return &(*it);
         }
         return 0;
 }
 
 void ODevice::reloadButtonMapping ( )
 {
         initButtons ( );
 
         Config cfg ( "ButtonSettings" );
 
         for ( uint i = 0; i < d-> m_buttons-> count ( ); i++ ) {
                 ODeviceButton &b = ( *d-> m_buttons ) [i];
                 QString group = "Button" + QString::number ( i );
 
                 QCString pch, hch;
                 QCString pm, hm;
                 QByteArray pdata, hdata;
 
                 if ( cfg. hasGroup ( group )) {
                         cfg. setGroup ( group );
                         pch = cfg. readEntry ( "PressedActionChannel" ). latin1 ( );
                         pm  = cfg. readEntry ( "PressedActionMessage" ). latin1 ( );
                         // pdata = decodeBase64 ( buttonFile. readEntry ( "PressedActionArgs" ));
 
                         hch = cfg. readEntry ( "HeldActionChannel" ). latin1 ( );
                         hm  = cfg. readEntry ( "HeldActionMessage" ). latin1 ( );
                         // hdata = decodeBase64 ( buttonFile. readEntry ( "HeldActionArgs" ));
                 }
 
                 b. setPressedAction ( OQCopMessage ( pch, pm, pdata ));
 
                 b. setHeldAction ( OQCopMessage ( hch, hm, hdata ));
         }
 }
 
 void ODevice::remapPressedAction ( int button, const OQCopMessage &action )
 {
         initButtons ( );
 
         QString mb_chan;
 
         if ( button >= (int) d-> m_buttons-> count ( ))
                 return;
 
         ODeviceButton &b = ( *d-> m_buttons ) [button];
         b. setPressedAction ( action );
 
         mb_chan=b. pressedAction ( ). channel ( );
 
         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 id, void* data ) {
-
+        Q_UNUSED(id);
+        Q_UNUSED(data);
 }
 
 
 
 /**************************************************
  *
  * iPAQ
  *
  **************************************************/
 
 void iPAQ::init ( )
 {
         d-> m_vendorstr = "HP";
         d-> m_vendor = Vendor_HP;
 
         QFile f ( "/proc/hal/model" );
 
         if ( f. open ( IO_ReadOnly )) {
                 QTextStream ts ( &f );
 
                 d-> m_modelstr = "H" + ts. readLine ( );
 
                 if ( d-> m_modelstr == "H3100" )
                         d-> m_model = Model_iPAQ_H31xx;
                 else if ( d-> m_modelstr == "H3600" )
                         d-> m_model = Model_iPAQ_H36xx;
                 else if ( d-> m_modelstr == "H3700" )
                         d-> m_model = Model_iPAQ_H37xx;
                 else if ( d-> m_modelstr == "H3800" )
                         d-> m_model = Model_iPAQ_H38xx;
                 else if ( d-> m_modelstr == "H3900" )
                         d-> m_model = Model_iPAQ_H39xx;
                 else
                         d-> m_model = Model_Unknown;
 
                 f. close ( );
         }
 
         switch ( d-> m_model ) {
                 case Model_iPAQ_H31xx:
                 case Model_iPAQ_H38xx:
                         d-> m_rotation = Rot90;
                         break;
                 case Model_iPAQ_H36xx:
                 case Model_iPAQ_H37xx:
                 case Model_iPAQ_H39xx:
                 default:
                         d-> m_rotation = Rot270;
                         break;
         }
 
         f. setName ( "/etc/familiar-version" );
         if ( f. open ( IO_ReadOnly )) {
                 d-> m_systemstr = "Familiar";
                 d-> m_system = System_Familiar;
 
                 QTextStream ts ( &f );
                 d-> m_sysverstr = ts. readLine ( ). mid ( 10 );
 
                 f. close ( );
         } else {
             f. setName ( "/etc/oz_version" );
 
                     if ( f. open ( IO_ReadOnly )) {
                     d-> m_systemstr = "OpenEmbedded/iPaq";
                 d-> m_system = System_Familiar;
 
                     QTextStream ts ( &f );
                     ts.setDevice ( &f );
                     d-> m_sysverstr = ts. readLine ( );
                     f. close ( );
         }
     }
 
 
 
 
 
         m_leds [0] = m_leds [1] = Led_Off;
 
         m_power_timer = 0;
 
 }
 
 void iPAQ::initButtons ( )
 {
         if ( d-> m_buttons )
                 return;
 
         if ( isQWS( ) )
                 QWSServer::setKeyboardFilter ( this );
 
         d-> m_buttons = new QValueList <ODeviceButton>;
 
         for ( uint i = 0; i < ( sizeof( ipaq_buttons ) / sizeof( i_button )); i++ ) {
                 i_button *ib = ipaq_buttons + i;
                 ODeviceButton b;
 
                 if (( ib-> model & d-> m_model ) == d-> m_model ) {
                         b. setKeycode ( ib-> code );
                         b. setUserText ( QObject::tr ( "Button", ib-> utext ));
                         b. setPixmap ( Resource::loadPixmap ( ib-> pix ));
                         b. setFactoryPresetPressedAction ( OQCopMessage ( makeChannel ( ib-> fpressedservice ), ib-> fpressedaction ));
                         b. setFactoryPresetHeldAction ( OQCopMessage ( makeChannel ( ib-> fheldservice ), ib-> fheldaction ));
 
                         d-> m_buttons-> append ( b );
                 }
         }
         reloadButtonMapping ( );
 
         QCopChannel *sysch = new QCopChannel ( "QPE/System", this );
         connect ( sysch, SIGNAL( received( const QCString &, const QByteArray & )), this, SLOT( systemMessage ( const QCString &, const QByteArray & )));
 }
 
 
 //#include <linux/h3600_ts.h>  // including kernel headers is evil ...
 
 typedef struct {
   unsigned char OffOnBlink;       /* 0=off 1=on 2=Blink */
   unsigned char TotalTime;        /* Units of 5 seconds */
   unsigned char OnTime;           /* units of 100m/s */
   unsigned char OffTime;          /* units of 100m/s */
 } LED_IN;
 
 typedef struct {
         unsigned char mode;
         unsigned char pwr;
         unsigned char brightness;
 } FLITE_IN;
 
 #define LED_ON    OD_IOW( 'f', 5, LED_IN )
 #define FLITE_ON  OD_IOW( 'f', 7, FLITE_IN )
 
 
 QValueList <OLed> iPAQ::ledList ( ) const
 {
         QValueList <OLed> vl;
         vl << Led_Power;
 
         if ( d-> m_model == Model_iPAQ_H38xx )
                 vl << Led_BlueTooth;
         return vl;
 }
 
 QValueList <OLedState> iPAQ::ledStateList ( OLed l ) const
 {
         QValueList <OLedState> vl;
 
         if ( l == Led_Power )
                 vl << Led_Off << Led_On << Led_BlinkSlow << Led_BlinkFast;
         else if ( l == Led_BlueTooth && d-> m_model == Model_iPAQ_H38xx )
                 vl << Led_Off; // << Led_On << ???
 
         return vl;
 }
 
 OLedState iPAQ::ledState ( OLed l ) const
 {
         switch ( l ) {
                 case Led_Power:
                         return m_leds [0];
                 case Led_BlueTooth:
                         return m_leds [1];
                 default:
                         return Led_Off;
         }
 }
 
 bool iPAQ::setLedState ( OLed l, OLedState st )
 {
         static int fd = ::open ( "/dev/touchscreen/0", O_RDWR | O_NONBLOCK );
 
         if ( l == Led_Power ) {
                 if ( fd >= 0 ) {
                         LED_IN leds;
                         ::memset ( &leds, 0, sizeof( leds ));
                         leds. TotalTime  = 0;
                         leds. OnTime     = 0;
                         leds. OffTime    = 1;
                         leds. OffOnBlink = 2;
 
                         switch ( st ) {
                                 case Led_Off      : leds. OffOnBlink = 0; break;
                                 case Led_On       : leds. OffOnBlink = 1; break;
                                 case Led_BlinkSlow: leds. OnTime = 10; leds. OffTime = 10; break;
                                 case Led_BlinkFast: leds. OnTime =  5; leds. OffTime =  5; break;
                         }
 
                         if ( ::ioctl ( fd, LED_ON, &leds ) >= 0 ) {
                                 m_leds [0] = st;
                                 return true;
                         }
@@ -1784,385 +1785,359 @@ OLedState SIMpad::ledState ( OLed l ) const
                         return m_leds [0];
                 //case Led_Mail:
                         //return m_leds [1];
                 default:
                         return Led_Off;
         }
 }
 
 bool SIMpad::setLedState ( OLed l, OLedState st )
 {
         static int fd = ::open ( SIMPAD_BOARDCONTROL, O_RDWR | O_NONBLOCK );
 
         if ( l == Led_Power ) {
                 if ( fd >= 0 ) {
                         LED_IN leds;
                         ::memset ( &leds, 0, sizeof( leds ));
                         leds. TotalTime  = 0;
                         leds. OnTime     = 0;
                         leds. OffTime    = 1;
                         leds. OffOnBlink = 2;
 
                         switch ( st ) {
                                 case Led_Off      : leds. OffOnBlink = 0; break;
                                 case Led_On       : leds. OffOnBlink = 1; break;
                                 case Led_BlinkSlow: leds. OnTime = 10; leds. OffTime = 10; break;
                                 case Led_BlinkFast: leds. OnTime =  5; leds. OffTime =  5; break;
                         }
 
                         {
             /*TODO Implement this like that:
                read from cs3
                && with SIMPAD_LED2_ON
                write to cs3 */
                                 m_leds [0] = st;
                                 return true;
                         }
                 }
         }
         return false;
 }
 
 
 bool SIMpad::filter ( int /*unicode*/, int keycode, int modifiers, bool isPress, bool autoRepeat )
 {
         //TODO
         return false;
 }
 
 void SIMpad::timerEvent ( QTimerEvent * )
 {
         killTimer ( m_power_timer );
         m_power_timer = 0;
         QWSServer::sendKeyEvent ( -1, HardKey_Backlight, 0, true, false );
         QWSServer::sendKeyEvent ( -1, HardKey_Backlight, 0, false, false );
 }
 
 
 void SIMpad::alarmSound ( )
 {
 #ifndef QT_NO_SOUND
         static Sound snd ( "alarm" );
         int fd;
         int vol;
         bool vol_reset = false;
 
         if (( fd = ::open ( "/dev/sound/mixer", O_RDWR )) >= 0 ) {
                 if ( ::ioctl ( fd, MIXER_READ( 0 ), &vol ) >= 0 ) {
                         Config cfg ( "qpe" );
                         cfg. setGroup ( "Volume" );
 
                         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;
 
         struct timeval tvs, tvn;
         ::gettimeofday ( &tvs, 0 );
 
         ::sync ( ); // flush fs caches
         res = ( ::system ( "echo > /proc/sys/pm/suspend" ) == 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 :)
 
         if (( fd = ::open ( "/dev/fb0", O_RDWR )) >= 0 ) {
                 res = ( ::system( (const char*) cmdline ) == 0 );
                 ::close ( fd );
         }
         return res;
 }
 
 
 bool SIMpad::setDisplayBrightness ( int bright )
 {
         qDebug( "ODevice for SIMpad: setDisplayBrightness( %d )", bright );
         bool res = false;
         int fd;
 
         if ( bright > 255 )
                 bright = 255;
         if ( bright < 0 )
                 bright = 0;
 
         if (( fd = ::open ( SIMPAD_BACKLIGHT_CONTROL, O_WRONLY )) >= 0 ) {
                 int value = 255 - bright;
                 const int mask = SIMPAD_BACKLIGHT_MASK;
                 value = value << 8;
                 value += mask;
                 char writeCommand[100];
                 const int count = sprintf( writeCommand, "0x%x\n", value );
                 res = ( ::write ( fd, writeCommand, count ) != -1 );
                 ::close ( fd );
         }
         return res;
 }
 
 
 int SIMpad::displayBrightnessResolution ( ) const
 {
         switch ( model ( )) {
                 case Model_SIMpad_CL4:
                 case Model_SIMpad_SL4:
                 case Model_SIMpad_SLC:
                 case Model_SIMpad_TSinus:
                         return 255; //TODO find out if this is save
 
                 default:
                         return 2;
         }
 }
 
 /**************************************************
  *
  * Ramses
  *
  **************************************************/
 
 void Ramses::init()
 {
         d->m_vendorstr = "M und N";
         d->m_vendor = Vendor_MundN;
 
         QFile f("/proc/sys/board/ramses");
 
         d->m_modelstr = "Ramses";
         d->m_model = Model_Ramses_MNCI;
 
-        d->m_rotation = Rot0;
-        d->m_holdtime = 1000;
+        d->m_rotation  = Rot180;
+        d->m_direction = CW;
+        d->m_holdtime  = 1000;
 
         f.setName("/etc/oz_version");
 
         if (f.open(IO_ReadOnly)) {
                    d->m_systemstr = "OpenEmbedded/Ramses";
                     d->m_system = System_OpenZaurus;
 
                 QTextStream ts(&f);
                 ts.setDevice(&f);
                 d->m_sysverstr = ts.readLine();
                 f.close();
         }
 
         m_power_timer = 0;
 
 #ifdef QT_QWS_ALLOW_OVERCLOCK
 #warning *** Overclocking enabled - this may fry your hardware - you have been warned ***
 #define OC(x...)        x
 #else
 #define OC(x...)
 #endif
 
 
         // This table is true for a Intel XScale PXA 255
 
         d->m_cpu_frequencies->append("99000");      // mem= 99, run= 99, turbo= 99, PXbus= 50
         OC(d->m_cpu_frequencies->append("118000"); )   // mem=118, run=118, turbo=118, PXbus= 59 OC'd mem
         d->m_cpu_frequencies->append("199100");     // mem= 99, run=199, turbo=199, PXbus= 99
         OC(d->m_cpu_frequencies->append("236000"); )   // mem=118, run=236, turbo=236, PXbus=118 OC'd mem
         d->m_cpu_frequencies->append("298600");     // mem= 99, run=199, turbo=298, PXbus= 99
         OC(d->m_cpu_frequencies->append("354000"); )   // mem=118, run=236, turbo=354, PXbus=118 OC'd mem
         d->m_cpu_frequencies->append("398099");     // mem= 99, run=199, turbo=398, PXbus= 99
         d->m_cpu_frequencies->append("398100");     // mem= 99, run=398, turbo=398, PXbus=196
         OC(d->m_cpu_frequencies->append("471000"); )   // mem=118, run=471, turbo=471, PXbus=236 OC'd mem/core/bus
 
 }
 
 bool Ramses::filter(int /*unicode*/, int keycode, int modifiers, bool isPress, bool autoRepeat)
 {
         Q_UNUSED( keycode );
         Q_UNUSED( modifiers );
         Q_UNUSED( isPress );
         Q_UNUSED( autoRepeat );
         return false;
 }
 
 void Ramses::timerEvent(QTimerEvent *)
 {
         killTimer(m_power_timer);
         m_power_timer = 0;
         QWSServer::sendKeyEvent(-1, HardKey_Backlight, 0, true, false);
         QWSServer::sendKeyEvent(-1, HardKey_Backlight, 0, false, false);
 }
 
 
 bool Ramses::setSoftSuspend(bool soft)
 {
-        qDebug("Ramses::setSoftSuspend(%d)", soft);
-#if 0
-        bool res = false;
-        int fd;
-
-        if (((fd = ::open("/dev/apm_bios", O_RDWR)) >= 0) ||
-        ((fd = ::open("/dev/misc/apm_bios",O_RDWR)) >= 0)) {
-
-                int sources = ::ioctl(fd, APM_IOCGEVTSRC, 0); // get current event sources
+    Q_UNUSED(soft);
+    return true;
+}
 
-                if (sources >= 0) {
-                        if (soft)
-                                sources &= ~APM_EVT_POWER_BUTTON;
-                        else
-                                sources |= APM_EVT_POWER_BUTTON;
+bool Ramses::suspend()
+{
+        //qDebug("Ramses::suspend()");
+        if ( !isQWS() ) // only qwsserver is allowed to suspend
+                return false;
 
-                        if (::ioctl(fd, APM_IOCSEVTSRC, sources) >= 0) // set new event sources
-                                res = true;
-                        else
-                                perror("APM_IOCGEVTSRC");
-                }
-                else
-                        perror("APM_IOCGEVTSRC");
+        bool res = false;
+        int fd;
 
+        if ((fd = ::open("/proc/sys/pm/suspend", O_WRONLY)) >= 0) {
+                res = ( ::write ( fd, "1", 1 ) != -1 );
                 ::close(fd);
         }
-        else
-                perror("/dev/apm_bios or /dev/misc/apm_bios");
-
-    return res;
-#else
-    return true;
-#endif
-}
-
-bool Ramses::suspend ( )
-{
-        qDebug("Ramses::suspend");
-        return false;
+        return res;
 }
 
 /**
  * This sets the display on or off
  */
 bool Ramses::setDisplayStatus(bool on)
 {
-        qDebug("Ramses::setDisplayStatus(%d)", on);
-#if 0
+        //qDebug("Ramses::setDisplayStatus(%d)", on);
         bool res = false;
         int fd;
 
-        if ((fd = ::open ("/dev/fb/0", O_RDWR)) >= 0) {
+        if ((fd = ::open ("/dev/fb/1", O_RDWR)) >= 0) {
                 res = (::ioctl(fd, FBIOBLANK, on ? VESA_NO_BLANKING : VESA_POWERDOWN) == 0);
                 ::close(fd);
         }
         return res;
-#else
-        return true;
-#endif
 }
 
 
 /*
  * We get something between 0..255 into us
 */
 bool Ramses::setDisplayBrightness(int bright)
 {
-        qDebug("Ramses::setDisplayBrightness(%d)", bright);
+        //qDebug("Ramses::setDisplayBrightness(%d)", bright);
         bool res = false;
         int fd;
 
         // pwm1 brighness: 20 steps 500..0 (dunkel->hell)
 
         if (bright > 255 )
                 bright = 255;
         if (bright < 0)
                 bright = 0;
 
         // Turn backlight completely off
         if ((fd = ::open("/proc/sys/board/lcd_backlight", O_WRONLY)) >= 0) {
                 char writeCommand[10];
                 const int count = sprintf(writeCommand, "%d\n", bright ? 1 : 0);
                 res = (::write(fd, writeCommand, count) != -1);
                 ::close(fd);
         }
 
         // scale backlight brightness to hardware
-        bright = 500-(bright * 500 / 255);
-        if ((fd = ::open("/proc/sys/board/pwm1", O_WRONLY)) >= 0) {
-                qDebug(" %d -> pwm1", bright);
+        if ((fd = ::open("/proc/sys/board/lcd_brightness", O_WRONLY)) >= 0) {
+                //qDebug(" %d -> pwm1", bright);
                 char writeCommand[100];
                 const int count = sprintf(writeCommand, "%d\n", bright);
                 res = (::write(fd, writeCommand, count) != -1);
                 ::close(fd);
         }
         return res;
 }
 
 
 int Ramses::displayBrightnessResolution() const
 {
-        return 32;
+        return 256;
 }
 
 bool Ramses::setDisplayContrast(int contr)
 {
-        qDebug("Ramses::setDisplayContrast(%d)", contr);
+        //qDebug("Ramses::setDisplayContrast(%d)", contr);
         bool res = false;
         int fd;
 
         // pwm0 contrast: 20 steps 79..90 (dunkel->hell)
 
         if (contr > 255 )
                 contr = 255;
         if (contr < 0)
                 contr = 0;
-        contr = 90 - (contr * 20 / 255);
 
-        if ((fd = ::open("/proc/sys/board/pwm0", O_WRONLY)) >= 0) {
-                qDebug(" %d -> pwm0", contr);
+        if ((fd = ::open("/proc/sys/board/lcd_contrast", O_WRONLY)) >= 0) {
+                //qDebug(" %d -> pwm0", contr);
                 char writeCommand[100];
                 const int count = sprintf(writeCommand, "%d\n", contr);
                 res = (::write(fd, writeCommand, count) != -1);
                 res = true;
                 ::close(fd);
         }
         return res;
 }
 
 
 int Ramses::displayContrastResolution() const
 {
-        return 20;
+        return 256;
 }