Added old abandoned (but very good!) KDE3 KPicoSim application

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/kpicosim@1092928 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 631 insertions, 0 deletions

diff --git a/src/kpicosim.cpp b/src/kpicosim.cpp
new file mode 100755
index 0000000..cf3eb13
--- /dev/null
+++ b/src/kpicosim.cpp
@@ -0,0 +1,631 @@
+/***************************************************************************
+ *   Copyright (C) 2005 by Mark Six                                        *
+ *   marksix@xs4all.nl                                                     *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   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 General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
+ ***************************************************************************/
+
+
+/* Revision History
+ * V0.1: - Initial Version
+ * V0.2: 
+ *     ADDED
+ *		  - Improved debugging. Added Execution and Breakpoint icons in border.
+ *        - Show more compiler messages.
+ *        - Improved Syntax Highlighting (Now automatically installed).
+ *		  - Improved the assembler. (Code is still a mess!)
+ *        - Added icons.
+ *        - Installation of the .desktop file is now in 'Development'
+ * V0.3:
+ *     ADDED
+ *        - Export to HEX and MEM files
+ * V0.4:
+ *     ADDED
+ *        - Expanded the debug toolbar.
+ * V0.5:
+ *     BUG FIX
+ *        - Assembler: 'ORR sX, sY' assembled to 'ORR sX, kk' where kk was undefined
+ *        - Simulator:  SUBCY sX, sY simulated wrongly (undefined behaviour)
+ *                      SUBCY sX, kk simulated wrongly (undefined behaviour)
+ *     IMPROVED
+ *        - Change port ID per port and in serial window.
+ *     ADDED
+ *        - Save/Restore settings.
+ *		  - Clear serial view popupmenu
+ *
+ * V0.6:
+ *     ADDED
+ *         - Debian packaging support by "Adrian Knoth"
+ *         - Initial JTAG support
+ *         - Initial Help
+ *  
+ *     IDEAS (Oct 9, 2005)
+ *			- Multiple picoblaze support
+ *			- IO ports (and irq) can be changed from other software. 
+ *          - Download mem file with JTAG
+ */
+
+
+#include "kpicosim.h"
+
+#include <qlabel.h>
+
+#include <kmainwindow.h>
+#include <klocale.h>
+
+#include <kmenubar.h>
+#include <qlayout.h>
+#include <qkeysequence.h>
+#include <knuminput.h>
+#include <qnamespace.h>
+#include <kportview.h>
+#include <qdockwindow.h>
+#include <kstatusbar.h>
+#include <kiconloader.h>
+#include "kexportdialog.h"
+#include "kjtagdialog.h"
+#include <kfiledialog.h>
+#include <kmessagebox.h>
+#include <qlayout.h>
+#include <ksimpleconfig.h>
+#include <khelpmenu.h>
+#include <kaboutdata.h>
+
+const char version[] = "0.6" ;
+
+enum IDs {
+	START_SIM_ID = 0,
+	COMPILE_ID,
+	RUN_ID,
+	NEXT_ID,
+	INTERRUPT_ID,
+	RESET_ID,
+	
+	VIEW_SERIAL_ID,
+	VIEW_SCRATCHPAD_ID
+} ;
+
+
+KPicoSim::KPicoSim() : KMainWindow( 0, "KPicoSim" )
+{
+//	set the shell's ui resource file
+//	setXMLFile("kpicosimui.rc");
+
+	m_splitter = new QSplitter( this ) ;
+	m_tabWidget = new QTabWidget( m_splitter ) ;
+	m_editor = new CodeEditor( m_tabWidget ) ;
+	m_messages = new KListView( m_splitter, "messages" ) ;
+	m_simulator = new KSimulator( this ) ;
+	m_processorView = new KProcessorView( this ) ;
+	
+	m_tabWidget->addTab( m_editor, "Source" ) ;
+	addDockWindow( m_processorView, DockLeft ) ;
+	
+	m_splitter->setOrientation( QSplitter::Vertical ) ;
+	setCentralWidget( m_splitter ) ;
+	m_messages->setAllColumnsShowFocus( true ) ;
+	m_messages->setFullWidth( true ) ;
+	m_messages->resize( m_messages->width(), m_splitter->height() / 5 ) ;	
+
+	buildMenu() ;	
+	
+	KToolBar *toolbar = new KToolBar( this ) ;
+	addDockWindow( toolbar ) ;
+	
+	toolbar->insertButton( "filenew", -1, SIGNAL( clicked() ), m_editor, SLOT( slotNewFile() ), true, "New" ) ;
+	toolbar->insertButton( "fileopen", -1, SIGNAL( clicked() ), m_editor, SLOT( slotOpen() ), true, "Open" ) ;
+	toolbar->insertButton( "filesave", -1, SIGNAL( clicked() ), m_editor, SLOT( slotSave() ), true, "Save" ) ;
+	toolbar->insertButton( "filesaveas", -1, SIGNAL( clicked() ), m_editor, SLOT( slotSaveAs() ), true, "Save As" ) ;
+	
+	m_debugBar = new KToolBar( this ) ;
+	addDockWindow( m_debugBar ) ;
+	m_debugBar->insertButton( UserIcon( "rebuild" ), COMPILE_ID, SIGNAL( clicked() ), this, SLOT( compile() ), true, "Compile" ) ;
+	m_debugBar->insertButton( "run", START_SIM_ID, SIGNAL( clicked() ), this, SLOT( startSim() ), true, "Start/Stop Debug" ) ;
+	m_debugBar->insertSeparator() ;
+	m_debugBar->insertButton( UserIcon( "continue" ), RUN_ID, SIGNAL( clicked() ), this, SLOT( startStop() ), false, "Continue" ) ;
+	
+	m_debugBar->insertButton( UserIcon( "next" ), NEXT_ID, SIGNAL( clicked() ), m_simulator, SLOT( next() ), false, "Next" ) ;
+	m_debugBar->insertButton( UserIcon( "interrupt" ), INTERRUPT_ID, SIGNAL( clicked() ), m_simulator, SLOT( interrupt() ), false, "Interrupt" ) ; 
+	m_debugBar->insertButton( UserIcon( "reset" ), RESET_ID, SIGNAL( clicked() ), m_simulator, SLOT( reset() ), false, "Reset" ) ;
+	
+	connect( this, SIGNAL( run() ), m_simulator, SLOT( run() ) );
+	connect( this, SIGNAL( stop()  ), m_simulator, SLOT( stop()  ) ) ;
+	connect( m_simulator, SIGNAL( stepped( unsigned int ) ), this, SLOT( stepped( unsigned int ) ) ) ;
+	connect( m_processorView, SIGNAL( processorRegsChanged() ), this, SLOT( updateProcessorRegs() ) ) ;
+	connect( m_processorView, SIGNAL( processorFlagsChanged() ), this, SLOT( updateProcessorFlags() ) ) ;
+	connect( m_messages, SIGNAL( clicked( QListViewItem * ) ), this, SLOT( messageListClicked( QListViewItem * ) ) ) ;
+	
+	m_messages->addColumn( "Line" ) ;
+	m_messages->addColumn( "Description" ) ;
+	m_messages->setSorting( -1, FALSE ) ;
+	m_simulator->setMessageList( m_messages ) ;
+
+	m_simulationMode = false ;	
+	m_scratchpadView = NULL ;
+	m_serialView = NULL ;
+
+	statusBar()->insertItem( QString( "Mode: Edit" ), 0 ) ;
+	statusBar()->insertItem( QString( "Status: Stopped" ), 1 ) ;
+	statusBar()->insertItem( QString( "Instructions: 0" ), 2 ) ;
+
+	m_templateFile = "" ;
+	m_outputDir = "" ;
+	m_entityName = "mpu_rom" ;
+
+
+	openGUI() ;
+}
+
+
+void KPicoSim::buildMenu()
+{
+	KIconLoader * ldr = KGlobal::iconLoader() ;
+
+	KPopupMenu * exportMenu = new KPopupMenu( this ) ;
+
+	exportMenu->insertItem( "VHDL", this, SLOT( fileExportVHDL() ) ) ;
+//	exportMenu->insertItem( "COE", this, SLOT( fileExportCOE() ) ) ;
+	exportMenu->insertItem( "MEM", this, SLOT( fileExportMEM() ) ) ;
+	exportMenu->insertItem( "HEX", this, SLOT( fileExportHEX() ) ) ;
+
+	m_fileMenu = new KPopupMenu( this ) ;
+	m_fileMenu->insertItem( ldr->loadIcon( "filenew", KIcon::Small ), "New", this, SLOT( slotFileNew() ) ) ;
+	m_fileMenu->insertItem( ldr->loadIcon( "fileopen", KIcon::Small ), "Open", m_editor, SLOT( slotOpen() ) ) ;
+	m_fileMenu->insertSeparator() ;
+	m_fileMenu->insertItem( ldr->loadIcon( "filesave", KIcon::Small ), "Save", m_editor, SLOT( slotSave() ), QKeySequence::QKeySequence( "CTRL+S" ) ) ;
+	m_fileMenu->insertItem( ldr->loadIcon( "filesaveas", KIcon::Small ), "Save As...", m_editor, SLOT( slotSaveAs() ) ) ;
+	m_fileMenu->insertSeparator() ;
+	m_fileMenu->insertItem( ldr->loadIcon( "fileprint", KIcon::Small ), "Print...", m_editor, SLOT( slotPrint() ), QKeySequence::QKeySequence( "CTRL+P" ) ) ;
+	m_fileMenu->insertSeparator() ;
+	m_fileMenu->insertItem( "Export", exportMenu ) ;
+	m_fileMenu->insertSeparator() ;
+	m_fileMenu->insertItem( ldr->loadIcon( "fileclose", KIcon::Small ), "Quit", this, SLOT( slotClose() ) ) ;
+	
+	m_editMenu = new KPopupMenu( this ) ;
+	m_editMenu->insertItem( ldr->loadIcon( "undo", KIcon::Small ), "Undo", m_editor, SLOT( slotUndo() ),QKeySequence::QKeySequence( "CTRL+Z" ) ) ;
+	m_editMenu->insertItem( ldr->loadIcon( "redo", KIcon::Small ), "Redo", m_editor, SLOT( slotRedo() ),QKeySequence::QKeySequence( "CTRL+SHIFT+Z" ) ) ;
+	m_editMenu->insertSeparator() ;
+	m_editMenu->insertItem( "Select All", m_editor, SLOT( slotSelectAll() ),QKeySequence::QKeySequence( "CTRL+A" ) ) ;
+	m_editMenu->insertSeparator() ;
+	m_editMenu->insertItem( ldr->loadIcon( "editcut", KIcon::Small ), "Cut", m_editor, SLOT( slotCut() ),QKeySequence::QKeySequence( "CTRL+X" ) ) ;
+	m_editMenu->insertItem( ldr->loadIcon( "editcopy", KIcon::Small ), "Copy", m_editor, SLOT( slotCopy() ),QKeySequence::QKeySequence( "CTRL+C" ) ) ;
+	m_editMenu->insertItem( ldr->loadIcon( "editpaste", KIcon::Small ), "Paste", m_editor, SLOT( slotPaste() ),QKeySequence::QKeySequence( "CTRL+V" ) ) ;
+	m_editMenu->insertSeparator() ;
+	m_editMenu->insertItem( ldr->loadIcon( "find", KIcon::Small ), "Find...", m_editor, SLOT( slotFind() ), QKeySequence::QKeySequence( "CTRL+F" ) ) ;
+	m_editMenu->insertItem( "Find Next", m_editor, SLOT( slotFindNext() ), QKeySequence::QKeySequence( "F3" ) ) ;
+
+
+	m_debugMenu = new KPopupMenu( this ) ;
+	m_debugMenu->insertSeparator() ;
+	m_debugMenu->insertItem( ldr->loadIcon( "rebuild", KIcon::Small ), "Compile", this, SLOT( compile() ), QKeySequence::QKeySequence( "SHIFT+F9" ) ) ;
+	m_debugMenu->insertItem( ldr->loadIcon( "run", KIcon::Small ), "Start Debug", this, SLOT( startSim() ), QKeySequence::QKeySequence( "F9" ) , START_SIM_ID ) ;
+
+	m_debugMenu->insertSeparator() ;
+	m_debugMenu->insertItem( "Continue", this, SLOT( startStop() ), QKeySequence::QKeySequence( "F10" ) , RUN_ID ) ;
+	m_debugMenu->insertItem( "Next", m_simulator, SLOT( next() ), QKeySequence::QKeySequence( "F5" ) , NEXT_ID ) ;
+	m_debugMenu->insertItem( "Interrupt", m_simulator, SLOT( interrupt() ), QKeySequence::QKeySequence( "F4" ) , INTERRUPT_ID ) ;
+	m_debugMenu->insertItem( "Reset", m_simulator, SLOT( reset() ), QKeySequence::QKeySequence( "F11" ) , RESET_ID ) ;
+	
+	m_debugMenu->insertSeparator() ;
+	m_debugMenu->insertItem( "Toggle Breakpoint", m_editor, SLOT( slotToggleBreakpoint() ), QKeySequence::QKeySequence( "F8" ) ) ;
+	
+	m_settingsMenu = new KPopupMenu( this ) ;
+	m_settingsMenu->insertItem( "Configure Editor...", m_editor, SLOT( slotShowConfig() ) ) ;
+	
+	m_peripheralMenu = new KPopupMenu( this ) ;
+	m_peripheralMenu->insertItem( "I/O Port", this, SLOT( newIOPort() ) ) ;
+	m_peripheralMenu->insertItem( "Scratchpad", this, SLOT( showScratchpad() ), 0, VIEW_SCRATCHPAD_ID ) ;
+	m_peripheralMenu->insertItem( "Serial port", this, SLOT( showSerialPort() ), 0, VIEW_SERIAL_ID ) ;
+	
+	m_jtagMenu = new KPopupMenu( this ) ;
+	m_jtagMenu->insertItem( "Download", this, SLOT( jtagDownload() ) ) ;
+
+	KAboutData *aboutData = new KAboutData( 
+		"kpicosim", 
+		"kpicosim", 
+		version, 
+		"IDE for the picoblaze\n\nCopyright (c) 2005 Mark Six", 
+		KAboutData::License_GPL,
+		0,
+		0,
+		"http://www.xs4all.nl/~marksix",
+		"m6@xs4all.nl"
+	 ) ;
+	aboutData->addAuthor( "Mark Six", "m6@xs4all.nl", "http://www.xs4all.nl/~marksix" ) ;
+
+	KHelpMenu *helpMenu = new KHelpMenu( this, aboutData, false  ) ;	
+	KPopupMenu *help = helpMenu->menu() ;
+
+	menuBar()->insertItem( "File", m_fileMenu ) ;
+	menuBar()->insertItem( "Edit", m_editMenu ) ;
+	menuBar()->insertItem( "Debug", m_debugMenu ) ;
+	menuBar()->insertItem( "Peripheral", m_peripheralMenu ) ;
+	menuBar()->insertItem( "JTAG", m_jtagMenu ) ;
+	menuBar()->insertItem( "Settings", m_settingsMenu ) ;
+	menuBar()->insertItem( "Help", help ) ;
+	
+	m_debugMenu->setItemEnabled( RUN_ID, false ) ;
+	m_debugMenu->setItemEnabled( NEXT_ID, false ) ;
+	m_debugMenu->setItemEnabled( INTERRUPT_ID, false ) ;
+	m_debugMenu->setItemEnabled( RESET_ID, false ) ;
+	
+	m_peripheralMenu->setCheckable( true );
+	m_peripheralMenu->setItemChecked( VIEW_SERIAL_ID, false ) ;
+	m_peripheralMenu->setItemChecked( VIEW_SCRATCHPAD_ID, false ) ;
+
+	
+	menuBar()->show() ;
+}
+
+void KPicoSim::jtagDownload()
+{
+	/* JTAG is still in its infancy. This code works for me. I'm using the Xilinx Spartan-3
+     * development board. If it works for you, great, if not too bad...
+	 */
+
+	KJTAGDialog dlg( this ) ;
+	dlg.setFilename( m_bitfile ) ;
+	dlg.exec() ;
+	m_bitfile = dlg.getFilename() ;
+}
+
+void KPicoSim::fileExportCOE()
+{
+	KMessageBox::information( this, "This function is not supported yet", "Export COE" ) ;
+
+//	if ( compile() ) {
+		//m_simulator->exportCOE() ;
+//	}
+}
+
+void KPicoSim::fileExportHEX()
+{
+
+	QString filename = KFileDialog::getSaveFileName( QString::null, 
+                                                     "*.hex|HEX files\n*|All files", 
+		   										     this,
+  												     "Export HEX" ) ;
+	if ( filename != "" && compile() ) {
+		m_simulator->exportHEX( filename, FALSE ) ;
+	}
+}
+
+void KPicoSim::fileExportMEM()
+{
+
+	QString filename = KFileDialog::getSaveFileName( QString::null, 
+                                                     "*.mem|MEM files\n*|All files", 
+		   										     this,
+  												     "Export MEM" ) ;
+	if ( filename != "" && compile() ) {
+		m_simulator->exportHEX( filename, TRUE ) ;
+	}
+}
+
+void KPicoSim::fileExportVHDL()
+{
+	KExportDialog dlg( this  ) ;
+	
+	dlg.setTemplateFile( m_templateFile ) ;
+	dlg.setOutputDir( m_outputDir ) ;
+	dlg.setEntityName( m_entityName ) ;
+	dlg.modal() ;
+	
+	if ( dlg.isCanceled() ) 
+		return ;
+	
+	m_templateFile = dlg.getTemplateFile() ;
+	m_outputDir = dlg.getOutputDir() ;
+	m_entityName = dlg.getEntityName() ;
+		
+	if ( compile() && m_simulator->exportVHDL( m_templateFile, m_outputDir, m_entityName ) ) {
+		appendMessage( "File '" + m_outputDir + "/" + m_entityName + ".vhd' exported" ) ;
+		appendMessage( "Template file '" + m_templateFile + "' used" ) ;
+		appendMessage( "***Export Success***" ) ;
+	} else {
+		appendMessage( "***Export failed***" ) ;
+	}
+}
+
+void KPicoSim::slotFileNew()
+{
+	if ( m_editor->close() )
+		m_editor->slotNewFile() ;
+}
+
+void KPicoSim::slotClose()
+{
+	close() ;
+}
+
+void KPicoSim::closeEvent( QCloseEvent * e )
+{
+	if ( m_editor->close() )
+		e->accept() ;
+
+
+	// Save filename last opened
+	// Save windows IO Ports, peripherals et al.
+	closeGUI() ;
+}
+
+void KPicoSim::newIOPort()
+{	
+	KPortView * ioport = new KPortView( m_simulator->getCpu(), 0 ) ;			/* port id is 0 */
+//	m_ioList.append( ioport ) ;
+	addDockWindow( ioport, DockRight ) ;
+//	connect( ioport, SIGNAL( closing( KPortView* ) ), this, SLOT( removeIOPort( KPortView* ) ) ) ;
+}
+
+void KPicoSim::showSerialPort()
+{
+	if ( m_serialView == NULL ) {
+		m_serialView = new KSerialView( m_simulator->getCpu(), m_tabWidget ) ;
+		m_tabWidget->addTab( m_serialView, "Serial" ) ;
+		m_peripheralMenu->setItemChecked( VIEW_SERIAL_ID, true ) ;
+	} else {
+		m_peripheralMenu->setItemChecked( VIEW_SERIAL_ID, false ) ;
+		delete m_serialView ;
+		m_serialView = NULL ;
+	}
+}
+
+void KPicoSim::showScratchpad()
+{
+	if ( m_scratchpadView == NULL ) {
+		m_scratchpadView = new KScratchpadView( this ) ;
+		updateScratchpadView() ;
+		addDockWindow( m_scratchpadView, DockRight ) ;
+		m_peripheralMenu->setItemChecked( VIEW_SCRATCHPAD_ID, true ) ;
+	} else {
+		m_peripheralMenu->setItemChecked( VIEW_SCRATCHPAD_ID, false ) ;
+		delete m_scratchpadView ; 
+		m_scratchpadView = NULL ;
+	}
+}
+
+KPicoSim::~KPicoSim()
+{
+	// Delete dockwindows 
+	// These are the IO ports, scratchpad and the processorview
+	dockWindows().setAutoDelete( true ) ;
+	dockWindows().clear() ;
+	
+	if ( m_serialView )	
+		delete m_serialView ;
+			
+	delete m_simulator ;
+	
+	delete m_debugMenu ;
+	delete m_editMenu ;
+ 	delete m_peripheralMenu ;
+	delete m_fileMenu ;
+	delete m_settingsMenu ;
+}
+
+void KPicoSim::startStop()
+{
+	if ( m_simulationMode ) {
+		
+		if ( !m_simulator->isRunning() ) {
+			m_debugMenu->changeItem( RUN_ID, "Stop" ) ;
+			m_editor->clearExecutionMarker() ;
+			m_simulator->run() ;
+			statusBar()->changeItem( QString( "Status: Running" ), 1 ) ;
+			m_debugBar->setButton( RUN_ID, true ) ;
+		} else {
+			m_simulator->stop() ;
+			updateViews() ;
+			m_debugMenu->changeItem( RUN_ID, "Continue" ) ;
+			m_editor->setExecutionMarker( m_simulator->getNextSourceLine() ) ;
+			statusBar()->changeItem( QString( "Status: Stopped" ), 1 ) ;
+			QString str ;
+			str.sprintf( "Instructions: %u", m_nrInstructions ) ;
+			statusBar()->changeItem( str, 2 ) ;
+			m_debugBar->setButton( RUN_ID, false ) ;
+		}
+	}
+}
+
+void KPicoSim::messageListClicked( QListViewItem *item ) 
+{
+	if ( item ) {	
+		bool ok ;
+		int line = item->text(0).toInt( &ok, 10 ) ;
+	
+		if ( ok ) 
+			m_editor->setCursor( line - 1 ) ;				// C-programmers do it from zero
+	}
+}
+
+void KPicoSim::updateProcessorRegs()
+{
+	unsigned char regValues[ 16 ] ;
+	m_processorView->getRegisterValues( regValues ) ;
+	m_simulator->setRegisterValues( regValues ) ;
+}
+
+void KPicoSim::updateProcessorFlags()
+{
+	m_simulator->setFlags( m_processorView->getFlags() ) ;
+}
+
+void KPicoSim::updateViews() 
+{
+	unsigned char regValues[ 16 ] ;
+	m_simulator->getRegisterValues( regValues ) ;
+	m_processorView->setRegisterValues( regValues ) ;
+	m_processorView->setFlags( m_simulator->getFlags() ) ;
+	
+	updateScratchpadView() ;
+
+	QString str ;
+	str.sprintf( "Instructions: %u", m_nrInstructions ) ;
+	statusBar()->changeItem( str, 2 ) ;
+}
+
+void KPicoSim::updateScratchpadView()
+{
+	if ( m_scratchpadView != NULL ) {
+		unsigned char sp_ram[ 64 ] ;
+		m_simulator->getScratchpad( sp_ram ) ;
+		m_scratchpadView->setContent( sp_ram, sizeof( sp_ram ) ) ;
+	}
+}
+
+void KPicoSim::stepped( unsigned int line )
+{
+	m_nrInstructions++ ;
+	if ( m_simulator->isRunning() ) {
+		if ( m_editor->isBreakpoint( line ) ) { ;
+			startStop() ;
+			m_editor->setExecutionMarker( line ) ;
+		} else if ( (m_nrInstructions % 100 ) == 0 ) {
+			updateViews() ;
+		}
+	} else {
+		m_editor->setExecutionMarker( line ) ;
+		updateViews() ;
+	}
+}
+
+void KPicoSim::appendMessage( QString str )
+{
+	QListViewItem *item = new QListViewItem( m_messages, m_messages->lastChild() ) ;
+	item->setText( 0, "" ) ;
+	item->setText( 1, str ) ;
+
+}
+
+bool KPicoSim::compile()
+{
+	m_simulator->clear() ;
+	m_messages->clear() ;
+	
+	if ( !m_editor->save() ) 
+		return FALSE;
+
+	appendMessage( "File '" + m_editor->getFilename() + "' saved" ) ;
+	m_simulator->setFilename( m_editor->getFilename() ) ;
+		
+	if ( m_simulator->compile() == TRUE ) {
+		appendMessage( "***Compile Success*** " ) ;
+		return TRUE ;
+	} else {
+		appendMessage( "***Compile Failed*** " ) ;
+		return FALSE ;
+	}
+}
+
+
+void KPicoSim::startSim()
+{
+	KIconLoader * ldr = KGlobal::iconLoader() ;
+
+	if ( !m_simulationMode ) {
+		if ( compile() ) {
+			setCaption( m_editor->getFilename() + " [Debugging]" ) ;
+			m_debugMenu->changeItem( START_SIM_ID, ldr->loadIcon( "stop", KIcon::Small ), "Stop Debug" ) ;
+			m_debugBar->setButton( START_SIM_ID, true ) ;
+
+			m_simulator->reset() ;
+			m_nrInstructions = 0 ;
+			m_simulationMode = TRUE ;
+		}
+	} else {
+		if ( m_simulator->isRunning() )
+			startStop() ;
+			
+		setCaption( m_editor->getFilename() ) ;
+		m_debugMenu->changeItem( START_SIM_ID, ldr->loadIcon( "run", KIcon::Small ), "Start Debug" ) ;
+		m_debugBar->setButton( START_SIM_ID, false ) ;
+		m_editor->clearExecutionMarker() ;
+		m_simulationMode = FALSE ;
+	}
+	
+	if ( m_simulationMode ) {
+		statusBar()->changeItem( QString( "Mode: Debug" ), 0 ) ;
+	} else {
+		statusBar()->changeItem( QString( "Mode: Edit" ), 0 ) ;
+	}
+	
+	m_debugMenu->setItemEnabled( RUN_ID, m_simulationMode ) ;
+	m_debugMenu->setItemEnabled( NEXT_ID, m_simulationMode ) ;
+	m_debugMenu->setItemEnabled( INTERRUPT_ID, m_simulationMode ) ;
+	m_debugMenu->setItemEnabled( RESET_ID, m_simulationMode ) ;
+
+	m_debugBar->setItemEnabled( RUN_ID, m_simulationMode ) ;
+	m_debugBar->setItemEnabled( NEXT_ID, m_simulationMode ) ;
+	m_debugBar->setItemEnabled( INTERRUPT_ID, m_simulationMode ) ;
+	m_debugBar->setItemEnabled( RESET_ID, m_simulationMode ) ;
+
+}
+/*
+void KPicoSim::removeIOPort( KPortView* ioport )
+{
+	m_ioList.removeRef( ioport ) ;
+}
+*/
+void KPicoSim::closeGUI()
+{
+	KSimpleConfig config( "kpicosim" ) ;
+
+	config.setGroup( "Peripherals" ) ;
+	
+	config.writeEntry( "serial", m_serialView != NULL ) ;
+	config.writeEntry( "scratchpad", m_scratchpadView != NULL ) ; 
+	config.writeEntry( "filename", m_editor->getFilename() ) ;
+	config.writeEntry( "bitfile", m_bitfile ) ;
+
+/*
+	config.writeEntry( "numIOPorts", m_ioList.count() ) ;
+	for ( int i = 0 ; i < m_ioList.count() ; i++ ) {
+		QString group ;	
+		group.sprintf( "IO Port %d", i ) ;
+		m_ioList.at(i)->writeConfig( config, group ) ;
+	}
+*/
+}
+
+void KPicoSim::openGUI()
+{
+	KSimpleConfig config( "kpicosim" ) ;
+
+	config.setGroup( "Peripherals" ) ;
+
+	if ( config.readPropertyEntry( "serial", QVariant::Bool ).toBool() )     
+		showSerialPort() ;
+	if ( config.readPropertyEntry( "scratchpad", QVariant::Bool ).toBool() )	
+		showScratchpad() ;
+	m_editor->open( config.readEntry( "filename" ) ) ;
+	m_bitfile = config.readEntry( "bitfile" ) ;
+
+/*
+	int nports = config.readPropertyEntry( "numIOPorts", QVariant::Int ).toInt() ;
+
+	for ( int i = 0 ; i < nports ; i++ ) {
+		QString group ;
+		group.sprintf( "IO Port %d", i ) ;
+		KPortView * ioport = new KPortView( m_simulator->getCpu(), 0 ) ;
+		ioport->readConfig( config, group ) ;
+		m_ioList.append( ioport ) ;
+		addDockWindow( ioport, DockRight ) ;
+		connect( ioport, SIGNAL( closing( KPortView* ) ), this, SLOT( removeIOPort( KPortView* ) ) ) ;
+	}
+*/
+}
+
+#include "kpicosim.moc"