1 files changed, 59 insertions, 44 deletions

diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp
index 62dc9d4..17ae389 100644
--- a/libopie/odevice.cpp
+++ b/libopie/odevice.cpp
@@ -411,128 +411,131 @@ ODevice *ODevice::inst ( )
 ODevice::ODevice ( )
 {
 	d = new ODeviceData;
 
 	d-> m_modelstr = "Unknown";
 	d-> m_model = Model_Unknown;
 	d-> m_vendorstr = "Unknown";
 	d-> m_vendor = Vendor_Unknown;
 	d-> m_systemstr = "Unknown";
 	d-> m_system = System_Unknown;
 	d-> m_sysverstr = "0.0";
 	d-> m_rotation = Rot0;
 	d-> m_direction = CW;
 
 	d-> m_holdtime = 1000; // 1000ms
 	d-> m_buttons = 0;
 	d-> m_cpu_frequencies = new QStrList;
 }
 
 void ODevice::systemMessage ( const QCString &msg, const QByteArray & )
 {
 	if ( msg == "deviceButtonMappingChanged()" ) {
 		reloadButtonMapping ( );
 	}
 }
 
 void ODevice::init ( )
 {
 }
 
 /**
  * This method initialises the  button mapping
  */
 void ODevice::initButtons ( )
 {
 	if ( d-> m_buttons )
 		return;
 
 	// Simulation uses iPAQ 3660 device buttons
 
 	qDebug ( "init Buttons" );
 	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 & Model_iPAQ_H36xx ) == Model_iPAQ_H36xx ) {
 			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 & )));
 }
 
 ODevice::~ODevice ( )
 {
+// we leak m_devicebuttons and m_cpu_frequency 
+// but it's a singleton and it is not so importantant
+// -zecke
 	delete d;
 }
 
 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;
 
 	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
 
@@ -859,133 +862,131 @@ void ODevice::reloadButtonMapping ( )
 		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);
-}
+void ODevice::virtual_hook(int, void* ){
 
+}
 
 
 /**************************************************
  *
  * 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;
@@ -1587,129 +1588,128 @@ bool Zaurus::setLedState ( OLed which, OLedState st )
 		}
 	}
 	return false;
 }
 
 bool Zaurus::setSoftSuspend ( bool soft )
 {
 	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
 
 		if ( sources >= 0 ) {
 			if ( soft )
 				sources &= ~APM_EVT_POWER_BUTTON;
 			else
 				sources |= APM_EVT_POWER_BUTTON;
 
 			if ( ::ioctl ( fd, APM_IOCSEVTSRC, sources ) >= 0 ) // set new event sources
 				res = true;
 			else
 				perror ( "APM_IOCGEVTSRC" );
 		}
 		else
 			perror ( "APM_IOCGEVTSRC" );
 
 		::close ( fd );
 	}
 	else
 		perror ( "/dev/apm_bios or /dev/misc/apm_bios" );
 
     return res;
 }
 
 
 bool Zaurus::setDisplayBrightness ( int bright )
 {
 	bool res = false;
 	int fd;
 
 	if ( bright > 255 )
 		bright = 255;
 	if ( bright < 0 )
 		bright = 0;
 
 	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 );
 	}
 	return res;
 }
 
 
 int Zaurus::displayBrightnessResolution ( ) const
 {
 	return 5;
 }
 
-
 /**************************************************
  *
  * SIMpad
  *
  **************************************************/
 
 void SIMpad::init ( )
 {
 	d-> m_vendorstr = "SIEMENS";
 	d-> m_vendor = Vendor_SIEMENS;
 
 	QFile f ( "/proc/hal/model" );
 
     //TODO Implement model checking
     //FIXME For now we assume an SL4
 
     d-> m_modelstr = "SL4";
     d-> m_model = Model_SIMpad_SL4;
 
 	switch ( d-> m_model ) {
 		default:
 			d-> m_rotation = Rot0;
 			d-> m_direction = CCW;
 			d-> m_holdtime = 1000; // 1000ms
 
 			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/SIMpad";
     		d-> m_system = System_OpenZaurus;
 
 	    	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 SIMpad::initButtons ( )
 {
 	if ( d-> m_buttons )
 		return;
 
 	if ( isQWS( ) )
 		QWSServer::setKeyboardFilter ( this );
@@ -1828,316 +1828,331 @@ bool SIMpad::filter ( int /*unicode*/, int keycode, int modifiers, bool isPress,
 {
 	//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 :)
+	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 :)
 
-	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 )
+	if ( bright < 1 )
 		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;
-	}
+	return 255; // All SIMpad models share the same display
 }
 
 /**************************************************
  *
  * 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  = Rot180;
-	d->m_direction = CW;
+	d->m_rotation = Rot0;
 	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)
 {
-    Q_UNUSED(soft);
-    return true;
-}
-
-bool Ramses::suspend()
-{
-	//qDebug("Ramses::suspend()");
-	if ( !isQWS() ) // only qwsserver is allowed to suspend
-		return false;
-
+	qDebug("Ramses::setSoftSuspend(%d)", soft);
+#if 0
 	bool res = false;
 	int fd;
 
-	if ((fd = ::open("/proc/sys/pm/suspend", O_WRONLY)) >= 0) {
-		res = ( ::write ( fd, "1", 1 ) != -1 );
+	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
+
+		if (sources >= 0) {
+			if (soft)
+				sources &= ~APM_EVT_POWER_BUTTON;
+			else
+				sources |= APM_EVT_POWER_BUTTON;
+
+			if (::ioctl(fd, APM_IOCSEVTSRC, sources) >= 0) // set new event sources
+				res = true;
+			else
+				perror("APM_IOCGEVTSRC");
+		}
+		else
+			perror("APM_IOCGEVTSRC");
+
 		::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;
 }
 
 /**
  * This sets the display on or off
  */
 bool Ramses::setDisplayStatus(bool on)
 {
-	//qDebug("Ramses::setDisplayStatus(%d)", on);
+	qDebug("Ramses::setDisplayStatus(%d)", on);
+#if 0
 	bool res = false;
 	int fd;
 
-	if ((fd = ::open ("/dev/fb/1", O_RDWR)) >= 0) {
+	if ((fd = ::open ("/dev/fb/0", 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
-	if ((fd = ::open("/proc/sys/board/lcd_brightness", O_WRONLY)) >= 0) {
-		//qDebug(" %d -> pwm1", bright);
+	bright = 500-(bright * 500 / 255);
+	if ((fd = ::open("/proc/sys/board/pwm1", 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 256;
+	return 32;
 }
 
 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/lcd_contrast", O_WRONLY)) >= 0) {
-		//qDebug(" %d -> pwm0", contr);
+	if ((fd = ::open("/proc/sys/board/pwm0", 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 256;
+	return 20;
 }