newrpl/mainwindow.cpp

663 lines
16 KiB
C++

/*
* Copyright (c) 2014-2015, Claudio Lapilli and the newRPL Team
* All rights reserved.
* This file is released under the 3-clause BSD license.
* See the file LICENSE.txt that shipped with this distribution.
*/
#include <QtGui>
#include <QtCore>
#include <QFileDialog>
#include <QFile>
#include <QMessageBox>
#include "mainwindow.h"
#include "ui_mainwindow.h"
#define takemax(a,b) (((a)>(b))? (a):(b))
MainWindow *myMainWindow;
// CAN'T INCLUDE THE HEADERS DIRECTLY DUE TO CONFLICTING TYPES ON WINDOWS ONLY...
extern unsigned long long __pckeymatrix;
extern int __pc_terminate;
extern int __memmap_intact;
extern "C" void __keyb_update();
// BACKUP/RESTORE
extern "C" int rplBackup(void (*writefunc)(unsigned int));
extern "C" int rplRestoreBackup(unsigned int (*readfunc)());
extern "C" int rplRestoreBackupMessedup(unsigned int (*readfunc)()); // DEBUG ONLY
extern "C" void __SD_irqeventinsert();
extern int __sd_inserted;
extern int __sd_nsectors; // TOTAL SIZE OF SD CARD IN 512-BYTE SECTORS
extern int __sd_RCA;
extern unsigned char *__sd_buffer; // BUFFER WITH THE ENTIRE CONTENTS OF THE SD CARD
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
rpl(this),
ui(new Ui::MainWindow)
{
myMainWindow=this;
ui->setupUi(this);
screentmr=new QTimer(this);
ui->EmuScreen->connect(screentmr,SIGNAL(timeout()),ui->EmuScreen,SLOT(update()));
maintmr=new QTimer(this);
connect(maintmr,SIGNAL(timeout()),this,SLOT(domaintimer()));
__memmap_intact=0;
__sd_inserted=0;
__sd_RCA=0;
__sd_nsectors=0;
__sd_buffer=NULL;
ui->actionEject_SD_Card_Image->setEnabled(false);
ui->actionInsert_SD_Card_Image->setEnabled(true);
rpl.start();
maintmr->start(1);
screentmr->start(50);
setWindowTitle("newRPL - [Unnamed]");
}
MainWindow::~MainWindow()
{
delete maintmr;
delete screentmr;
delete ui;
}
void MainWindow::closeEvent(QCloseEvent *event)
{
on_actionExit_triggered();
event->accept();
}
void MainWindow::on_EmuScreen_destroyed()
{
if(rpl.isRunning()) rpl.terminate();
QMainWindow::close();
}
extern volatile long long __pcsystmr;
int __tmr_singleshot_running=0;
volatile unsigned long long __tmr1_msec;
extern "C" void __tmr_newirqeventsvc();
void MainWindow::domaintimer()
{
// THE CLOCK IS FIXED AT 100 KHZ, SO ADD 1 msec
__pcsystmr+=100;
if(__tmr_singleshot_running) {
__tmr1_msec--;
if(!__tmr1_msec) {
__tmr_singleshot_running=0;
__tmr_newirqeventsvc();
}
}
}
extern "C" void stop_singleshot()
{
__tmr_singleshot_running=0;
}
extern "C" void timer_singleshot(int msec)
{
__tmr1_msec=msec;
__tmr_singleshot_running=1;
}
const int keyMap[] = {
/*
KEYBOARD BIT MAP
----------------
This is the bit number in the 64-bit keymatrix.
Bit set means key is pressed.
A]-+ B]-+ C]-+ D]-+ E]-+ F]-+
|41| |42| |43| |44| |45| |46|
+--+ +--+ +--+ +--+ +--+ +--+
G]-+ H]-+ I]-+ UP]+
|47| |53| |54| |49|
+--+ +--+ +--+ LF]+ +--+ RT]+
|50| DN]+ |52|
J]-+ K]-+ L]-+ +--+ |51| +--+
|55| |57| |58| +--+
+--+ +--+ +--+
M]--+ N]--+ O]--+ P]--+ BKS]+
| 33| | 25| | 17| | 09| | 01|
+---+ +---+ +---+ +---+ +---+
Q]--+ R]--+ S]--+ T]--+ U]--+
| 34| | 26| | 18| | 10| | 02|
+---+ +---+ +---+ +---+ +---+
V]--+ W]--+ X]--+ Y]--+ /]--+
| 35| | 27| | 19| | 11| | 03|
+---+ +---+ +---+ +---+ +---+
AL]-+ 7]--+ 8]--+ 9]--+ *]--+
| 60| | 28| | 20| | 12| | 04|
+---+ +---+ +---+ +---+ +---+
LS]-+ 4]--+ 5]--+ 6]--+ -]--+
| 61| | 29| | 21| | 13| | 05|
+---+ +---+ +---+ +---+ +---+
RS]-+ 1]--+ 2]--+ 3]--+ +]--+
| 62| | 30| | 22| | 14| | 06|
+---+ +---+ +---+ +---+ +---+
ON]-+ 0]--+ .]--+ SP]-+ EN]-+
| 63| | 31| | 23| | 15| | 07|
+---+ +---+ +---+ +---+ +---+
*/
Qt::Key_Backspace, 1,
Qt::Key_U, 2,
Qt::Key_Slash, 3,
Qt::Key_Z, 3,
Qt::Key_Asterisk, 4,
Qt::Key_Minus, 5,
Qt::Key_Plus, 6,
Qt::Key_Return, 7,
Qt::Key_Enter, 7,
Qt::Key_P, 9,
Qt::Key_T, 10,
Qt::Key_Y, 11,
Qt::Key_9, 12,
Qt::Key_6, 13,
Qt::Key_3, 14,
Qt::Key_Space, 15,
Qt::Key_O, 17,
Qt::Key_S, 18,
Qt::Key_X, 19,
Qt::Key_8, 20,
Qt::Key_5, 21,
Qt::Key_2, 22,
Qt::Key_Period, 23,
Qt::Key_N, 25,
Qt::Key_R, 26,
Qt::Key_W, 27,
Qt::Key_7, 28,
Qt::Key_4, 29,
Qt::Key_1, 30,
Qt::Key_0, 31,
Qt::Key_M, 33,
Qt::Key_Q, 34,
Qt::Key_V, 35,
Qt::Key_A, 41,
Qt::Key_F1, 41,
Qt::Key_B, 42,
Qt::Key_F2, 42,
Qt::Key_C, 43,
Qt::Key_F3, 43,
Qt::Key_D, 44,
Qt::Key_F4, 44,
Qt::Key_E, 45,
Qt::Key_F5, 45,
Qt::Key_F, 46,
Qt::Key_F6, 46,
Qt::Key_G, 47,
Qt::Key_Up, 49,
Qt::Key_Left, 50,
Qt::Key_Down, 51,
Qt::Key_Right, 52,
Qt::Key_H, 53,
Qt::Key_I, 54,
Qt::Key_J, 55,
Qt::Key_K, 57,
Qt::Key_L, 58,
Qt::Key_Tab, 60,
Qt::Key_CapsLock, 61,
Qt::Key_Control, 62,
Qt::Key_Escape, 63
// ADD MORE KEYS HERE
,0,0
};
void MainWindow::keyPressEvent(QKeyEvent *ev)
{
int i;
if(ev->isAutoRepeat()) { ev->accept(); return; }
if(ev->key()==Qt::Key_F12) {
__pckeymatrix=(1ULL<<63) | (1ULL<<41) | (1ULL<<43);
__keyb_update();
ev->accept();
return;
}
for(i=0;keyMap[i]!=0;i+=2) {
if(ev->key()==keyMap[i]) {
__pckeymatrix|=1ULL<<(keyMap[i+1]);
__keyb_update();
ev->accept();
return;
}
}
QMainWindow::keyPressEvent(ev);
}
void MainWindow::keyReleaseEvent(QKeyEvent *ev)
{
int i;
if(ev->isAutoRepeat()) { ev->accept(); return; }
if(ev->key()==Qt::Key_F12) {
__pckeymatrix&=~((1ULL<<63) | (1ULL<<41) | (1ULL<<43));
__keyb_update();
ev->accept();
return;
}
for(i=0;keyMap[i]!=0;i+=2) {
if(ev->key()==keyMap[i]) {
__pckeymatrix&=~(1ULL<<(keyMap[i+1]));
__keyb_update();
ev->accept();
return;
}
}
QMainWindow::keyReleaseEvent(ev);
}
extern "C" void thread_processevents()
{
QCoreApplication::processEvents();
}
void MainWindow::on_actionExit_triggered()
{
maintmr->stop();
screentmr->stop();
if(rpl.isRunning()) {
__pc_terminate=1;
__pckeymatrix^=(1ULL<<63);
__keyb_update();
while(rpl.isRunning());
}
// CLEANUP SD CARD EMULATION
if(__sd_inserted) on_actionEject_SD_Card_Image_triggered();
}
void MainWindow::WriteWord(unsigned int word)
{
myMainWindow->fileptr->write((const char *)&word,4);
}
unsigned int MainWindow::ReadWord()
{
unsigned int w;
myMainWindow->fileptr->read((char *)&w,4);
return w;
}
extern "C" void write_data(unsigned int word)
{
MainWindow::WriteWord(word);
}
extern "C" unsigned int read_data()
{
return MainWindow::ReadWord();
}
void MainWindow::on_actionSave_triggered()
{
QString fname;
if(currentfile.isEmpty()) fname=QFileDialog::getSaveFileName(this,"Select File Name",QString(),"*.nrpl");
else fname=currentfile;
if(!fname.isEmpty()) {
// GOT A NAME, APPEND EXTENSION IF NOT GIVEN
if(!fname.endsWith(".nrpl")) fname+=".nrpl";
QFile file(fname);
if(!file.open(QIODevice::WriteOnly)) {
QMessageBox a(QMessageBox::Warning,"Error while saving","Cannot write to file "+ fname,QMessageBox::Ok,this);
a.exec();
return;
}
// FILE IS OPEN AND READY FOR WRITING
// STOP RPL ENGINE
maintmr->stop();
screentmr->stop();
if(rpl.isRunning()) {
__pc_terminate=1;
__pckeymatrix^=(1ULL<<63);
__keyb_update();
while(rpl.isRunning());
}
// PERFORM BACKUP
myMainWindow=this;
fileptr=&file;
rplBackup(&write_data);
file.close();
__memmap_intact=1;
// RESTART RPL ENGINE
__pc_terminate=0;
__pckeymatrix=0;
rpl.start();
maintmr->start(1);
screentmr->start(50);
}
}
void MainWindow::on_actionOpen_triggered()
{
QString fname=QFileDialog::getOpenFileName(this,"Open File Name",QString(),"*.nrpl");
if(!fname.isEmpty()) {
QFile file(fname);
if(!file.open(QIODevice::ReadOnly)) {
QMessageBox a(QMessageBox::Warning,"Error while opening","Cannot open file "+ fname,QMessageBox::Ok,this);
a.exec();
return;
}
// FILE IS OPEN AND READY FOR READING
// STOP RPL ENGINE
maintmr->stop();
screentmr->stop();
if(rpl.isRunning()) {
__pc_terminate=1;
__pckeymatrix^=(1ULL<<63);
__keyb_update();
while(rpl.isRunning());
}
// PERFORM RESTORE PROCEDURE
myMainWindow=this;
fileptr=&file;
int result=rplRestoreBackup(&read_data);
file.close();
switch(result)
{
case -1:
{
QMessageBox a(QMessageBox::Warning,"Error while opening","File "+ fname + " is corrupt or incompatible.\nCan't recover and memory was destroyed.",QMessageBox::Ok,this);
a.exec();
currentfile.clear();
setWindowTitle("newRPL - [Unnamed]");
__memmap_intact=0;
break;
}
case 0:
{
QMessageBox a(QMessageBox::Warning,"Error while opening","File "+ fname + " is corrupt or incompatible.\nCan't recover but memory was left intact.",QMessageBox::Ok,this);
a.exec();
__memmap_intact=1;
break;
}
case 1:
{
QMessageBox a(QMessageBox::Warning,"Recovery success","File "+ fname + " was sucessfully recovered.",QMessageBox::Ok,this);
a.exec();
currentfile=fname;
QString nameonly=currentfile.right(currentfile.length()-1-takemax(currentfile.lastIndexOf("/"),currentfile.lastIndexOf("\\")));
setWindowTitle("newRPL - ["+ nameonly + "]");
__memmap_intact=1;
break;
}
case 2:
{
QMessageBox a(QMessageBox::Warning,"Recovery success","File "+ fname + " was recovered with minor errors.\nRun MEMFIX to correct them.",QMessageBox::Ok,this);
a.exec();
currentfile=fname;
QString nameonly=currentfile.right(currentfile.length()-1-takemax(currentfile.lastIndexOf("/"),currentfile.lastIndexOf("\\")));
setWindowTitle("newRPL - ["+ nameonly + "]");
__memmap_intact=1;
break;
}
}
// RESTART RPL ENGINE
__pc_terminate=0;
__pckeymatrix=0;
rpl.start();
maintmr->start(1);
screentmr->start(50);
}
}
void MainWindow::on_actionSaveAs_triggered()
{
QString fname=QFileDialog::getSaveFileName(this,"Select File Name",QString(),"*.nrpl");
if(!fname.isEmpty()) {
// GOT A NAME, APPEND EXTENSION IF NOT GIVEN
if(!fname.endsWith(".nrpl")) fname+=".nrpl";
QFile file(fname);
if(!file.open(QIODevice::WriteOnly)) {
QMessageBox a(QMessageBox::Warning,"Error while saving","Cannot write to file "+ fname,QMessageBox::Ok,this);
a.exec();
return;
}
// FILE IS OPEN AND READY FOR WRITING
// STOP RPL ENGINE
maintmr->stop();
screentmr->stop();
if(rpl.isRunning()) {
__pc_terminate=1;
__pckeymatrix^=(1ULL<<63);
__keyb_update();
while(rpl.isRunning());
}
// PERFORM BACKUP
myMainWindow=this;
fileptr=&file;
rplBackup(&write_data);
file.close();
// RESTART RPL ENGINE
__memmap_intact=1;
__pc_terminate=0;
__pckeymatrix=0;
rpl.start();
maintmr->start(1);
screentmr->start(50);
}
}
void MainWindow::on_actionNew_triggered()
{
// STOP RPL ENGINE
maintmr->stop();
screentmr->stop();
if(rpl.isRunning()) {
__pc_terminate=1;
__pckeymatrix^=(1ULL<<63);
__keyb_update();
while(rpl.isRunning());
}
currentfile.clear();
setWindowTitle("newRPL - [Unnamed]");
__memmap_intact=0;
// RESTART RPL ENGINE
__pc_terminate=0;
__pckeymatrix=0;
rpl.start();
maintmr->start(1);
screentmr->start(50);
}
void MainWindow::on_actionInsert_SD_Card_Image_triggered()
{
QString fname=QFileDialog::getOpenFileName(this,"Open SD Card Image",QString(),"*.img");
if(!fname.isEmpty()) {
sdcard.setFileName(fname);
if(!sdcard.open(QIODevice::ReadOnly)) {
QMessageBox a(QMessageBox::Warning,"Error while opening","Cannot open file "+ fname,QMessageBox::Ok,this);
a.exec();
return;
}
__sd_inserted=0;
__sd_RCA=0;
__sd_nsectors=0;
if(__sd_buffer!=NULL) free(__sd_buffer);
// FILE IS OPEN AND READY FOR READING
__sd_buffer=(unsigned char *)malloc(sdcard.size());
if(__sd_buffer==NULL) {
QMessageBox a(QMessageBox::Warning,"Error while opening","Not enough memory to read SD Image",QMessageBox::Ok,this);
a.exec();
return;
}
if(sdcard.read((char *)__sd_buffer,sdcard.size())!=sdcard.size()) {
QMessageBox a(QMessageBox::Warning,"Error while opening","Can't read SD Image",QMessageBox::Ok,this);
a.exec();
return;
}
__sd_nsectors=sdcard.size()/512;
__sd_inserted=1;
sdcard.close();
// SIMULATE AN IRQ
__SD_irqeventinsert();
ui->actionEject_SD_Card_Image->setEnabled(true);
ui->actionInsert_SD_Card_Image->setEnabled(false);
return;
}
// NOTHING TO MOUNT, KEEP THE PREVIOUS STATUS
}
void MainWindow::on_actionEject_SD_Card_Image_triggered()
{
if(__sd_inserted) {
// SAVE THE CONTENTS BACK BEFORE EJECTING
if(!sdcard.open(QIODevice::WriteOnly)) {
QMessageBox a(QMessageBox::Warning,"Error while saving SD Card contents","Cannot open file "+ sdcard.fileName(),QMessageBox::Ok,this);
a.exec();
}
else {
sdcard.write((char *)__sd_buffer,(qint64)__sd_nsectors*512LL);
sdcard.close();
}
}
__sd_inserted=0;
__sd_RCA=0;
__sd_nsectors=0;
if(__sd_buffer!=NULL) { free(__sd_buffer); __sd_buffer=NULL; }
// SIMULATE AN IRQ
__SD_irqeventinsert();
ui->actionEject_SD_Card_Image->setEnabled(false);
ui->actionInsert_SD_Card_Image->setEnabled(true);
}
void MainWindow::on_actionPower_ON_triggered()
{
// STOP RPL ENGINE
maintmr->stop();
screentmr->stop();
if(rpl.isRunning()) {
__pc_terminate=1;
__pckeymatrix^=(1ULL<<63);
__keyb_update();
while(rpl.isRunning());
}
if(__pc_terminate==2) {
// IT WAS POWERED OFF
__memmap_intact=2;
}
else __memmap_intact=1;
// RESTART RPL ENGINE
__pc_terminate=0;
__pckeymatrix=0;
rpl.start();
maintmr->start(1);
screentmr->start(50);
}