dosbox-wii/src/dosbox.cpp

/*
 *  Copyright (C) 2002-2009  The DOSBox Team
 *
 *  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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

/* $Id: dosbox.cpp,v 1.149 2009/05/20 18:07:06 qbix79 Exp $ */

#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "dosbox.h"
#include "debug.h"
#include "cpu.h"
#include "video.h"
#include "pic.h"
#include "cpu.h"
#include "callback.h"
#include "inout.h"
#include "mixer.h"
#include "timer.h"
#include "dos_inc.h"
#include "setup.h"
#include "control.h"
#include "cross.h"
#include "programs.h"
#include "support.h"
#include "mapper.h"
#include "ints/int10.h"
#include "render.h"

Config * control;
MachineType machine;
SVGACards svgaCard;

/* The whole load of startups for all the subfunctions */
void MSG_Init(Section_prop *);
void LOG_StartUp(void);
void MEM_Init(Section *);
void PAGING_Init(Section *);
void IO_Init(Section * );
void CALLBACK_Init(Section*);
void PROGRAMS_Init(Section*);
//void CREDITS_Init(Section*);
void RENDER_Init(Section*);
void VGA_Init(Section*);

void DOS_Init(Section*);


void CPU_Init(Section*);

#if C_FPU
void FPU_Init(Section*);
#endif

void DMA_Init(Section*);

void MIXER_Init(Section*);
void MIDI_Init(Section*);
void HARDWARE_Init(Section*);


void KEYBOARD_Init(Section*);	//TODO This should setup INT 16 too but ok ;)
void JOYSTICK_Init(Section*);
void MOUSE_Init(Section*);
void SBLASTER_Init(Section*);
void GUS_Init(Section*);
void MPU401_Init(Section*);
void PCSPEAKER_Init(Section*);
void TANDYSOUND_Init(Section*);
void DISNEY_Init(Section*);
void SERIAL_Init(Section*); 


#if C_IPX
void IPX_Init(Section*);
#endif

void SID_Init(Section* sec);

void PIC_Init(Section*);
void TIMER_Init(Section*);
void BIOS_Init(Section*);
void DEBUG_Init(Section*);
void CMOS_Init(Section*);

void MSCDEX_Init(Section*);
void DRIVES_Init(Section*);
void CDROM_Image_Init(Section*);

/* Dos Internal mostly */
void EMS_Init(Section*);
void XMS_Init(Section*);

void DOS_KeyboardLayout_Init(Section*);

void AUTOEXEC_Init(Section*);
void SHELL_Init(void);

void INT10_Init(Section*);

static LoopHandler * loop;

bool SDLNetInited;

static Bit32u ticksRemain;
static Bit32u ticksLast;
static Bit32u ticksAdded;
Bit32s ticksDone;
Bit32u ticksScheduled;
bool ticksLocked;

static Bitu Normal_Loop(void) {
	Bits ret;
	while (1) {
		if (PIC_RunQueue()) {
			ret=(*cpudecoder)();
			if (ret<0) return 1;
			if (ret>0) {
				Bitu blah=(*CallBack_Handlers[ret])();
				if (blah) return blah;
			}
#if C_DEBUG
			if (DEBUG_ExitLoop()) return 0;
#endif
		} else {
			GFX_Events();
			if (ticksRemain>0) {
				TIMER_AddTick();
				ticksRemain--;
			} else goto increaseticks;
		}
	}
increaseticks:
	if (GCC_UNLIKELY(ticksLocked)) {
		ticksRemain=5;
		/* Reset any auto cycle guessing for this frame */
		ticksLast = GetTicks();
		ticksAdded = 0;
		ticksDone = 0;
		ticksScheduled = 0;
	} else {
		Bit32u ticksNew;
		ticksNew=GetTicks();
		ticksScheduled += ticksAdded;
		if (ticksNew > ticksLast) {
			ticksRemain = ticksNew-ticksLast;
			ticksLast = ticksNew;
			ticksDone += ticksRemain;
			if ( ticksRemain > 20 ) {
				ticksRemain = 20;
			}
			ticksAdded = ticksRemain;
			if (CPU_CycleAutoAdjust && !CPU_SkipCycleAutoAdjust) {
				if (ticksScheduled >= 250 || ticksDone >= 250 || (ticksAdded > 15 && ticksScheduled >= 5) ) {
					if(ticksDone < 1) ticksDone = 1; // Protect against div by zero
					/* ratio we are aiming for is around 90% usage*/
					Bit32s ratio = (ticksScheduled * (CPU_CyclePercUsed*90*1024/100/100)) / ticksDone;
					Bit32s new_cmax = CPU_CycleMax;
					Bit64s cproc = (Bit64s)CPU_CycleMax * (Bit64s)ticksScheduled;
					if (cproc > 0) {
						/* ignore the cycles added due to the io delay code in order
						   to have smoother auto cycle adjustments */
						double ratioremoved = (double) CPU_IODelayRemoved / (double) cproc;
						if (ratioremoved < 1.0) {
							ratio = (Bit32s)((double)ratio * (1 - ratioremoved));
							/* Don't allow very high ratio which can cause us to lock as we don't scale down
							 * for very low ratios. High ratio might result because of timing resolution */
							if (ticksScheduled >= 250 && ticksDone < 10 && ratio > 20480) 
								ratio = 20480;
							Bit64s cmax_scaled = (Bit64s)CPU_CycleMax * (Bit64s)ratio;
							if (ratio <= 1024) 
								new_cmax = (Bit32s)(cmax_scaled / (Bit64s)1024);
							else 
								new_cmax = (Bit32s)(1 + (CPU_CycleMax >> 1) + cmax_scaled / (Bit64s)2048);
						}
					}

					if (new_cmax<CPU_CYCLES_LOWER_LIMIT)
						new_cmax=CPU_CYCLES_LOWER_LIMIT;

					/* ratios below 1% are considered to be dropouts due to
					   temporary load imbalance, the cycles adjusting is skipped */
					if (ratio>10) {
						/* ratios below 12% along with a large time since the last update
						   has taken place are most likely caused by heavy load through a
						   different application, the cycles adjusting is skipped as well */
						if ((ratio>120) || (ticksDone<700)) {
							CPU_CycleMax = new_cmax;
							if (CPU_CycleLimit > 0) {
								if (CPU_CycleMax>CPU_CycleLimit) CPU_CycleMax = CPU_CycleLimit;
							}
						}
					}
					CPU_IODelayRemoved = 0;
					ticksDone = 0;
					ticksScheduled = 0;
				} else if (ticksAdded > 15) {
					/* ticksAdded > 15 but ticksScheduled < 5, lower the cycles
					   but do not reset the scheduled/done ticks to take them into
					   account during the next auto cycle adjustment */
					CPU_CycleMax /= 3;
					if (CPU_CycleMax < CPU_CYCLES_LOWER_LIMIT)
						CPU_CycleMax = CPU_CYCLES_LOWER_LIMIT;
				}
			}
		} else {
			ticksAdded = 0;
			SDL_Delay(1);
			ticksDone -= GetTicks() - ticksNew;
			if (ticksDone < 0)
				ticksDone = 0;
		}
	}
	return 0;
}

void DOSBOX_SetLoop(LoopHandler * handler) {
	loop=handler;
}

void DOSBOX_SetNormalLoop() {
	loop=Normal_Loop;
}

void DOSBOX_RunMachine(void){
	Bitu ret;
	do {
		ret=(*loop)();
	} while (!ret);
}

static void DOSBOX_UnlockSpeed( bool pressed ) {
	static bool autoadjust = false;
	if (pressed) {
		ticksLocked = true;
		if (CPU_CycleAutoAdjust) {
			autoadjust = true;
			CPU_CycleAutoAdjust = false;
			CPU_CycleMax /= 3;
			if (CPU_CycleMax<1000) CPU_CycleMax=1000;
		}
	} else { 
		ticksLocked = false;
		if (autoadjust) {
			autoadjust = false;
			CPU_CycleAutoAdjust = true;
		}
	}
}

static void DOSBOX_RealInit(Section * sec) {
	Section_prop * section=static_cast<Section_prop *>(sec);
	/* Initialize some dosbox internals */

	ticksRemain=0;
	ticksLast=GetTicks();
	ticksLocked = false;
	DOSBOX_SetLoop(&Normal_Loop);
	MSG_Init(section);

	MAPPER_AddHandler(DOSBOX_UnlockSpeed, MK_f12, MMOD2,"speedlock","Speedlock");
	std::string cmd_machine;
	if (control->cmdline->FindString("-machine",cmd_machine,true)){
		//update value in config (else no matching against suggested values
		section->HandleInputline(std::string("machine=") + cmd_machine);
	}

	std::string mtype(section->Get_string("machine"));
	svgaCard = SVGA_None; 
	machine = MCH_VGA;
	int10.vesa_nolfb = false;
	int10.vesa_oldvbe = false;
	if      (mtype == "cga")      { machine = MCH_CGA; }
	else if (mtype == "tandy")    { machine = MCH_TANDY; }
	else if (mtype == "pcjr")     { machine = MCH_PCJR; }
	else if (mtype == "hercules") { machine = MCH_HERC; }
	else if (mtype == "ega")      { machine = MCH_EGA; }
//	else if (mtype == "vga")          { svgaCard = SVGA_S3Trio; }
	else if (mtype == "svga_s3")       { svgaCard = SVGA_S3Trio; }
	else if (mtype == "vesa_nolfb")   { svgaCard = SVGA_S3Trio; int10.vesa_nolfb = true;}
	else if (mtype == "vesa_oldvbe")   { svgaCard = SVGA_S3Trio; int10.vesa_oldvbe = true;}
	else if (mtype == "svga_et4000")   { svgaCard = SVGA_TsengET4K; }
	else if (mtype == "svga_et3000")   { svgaCard = SVGA_TsengET3K; }
//	else if (mtype == "vga_pvga1a")   { svgaCard = SVGA_ParadisePVGA1A; }
	else if (mtype == "svga_paradise") { svgaCard = SVGA_ParadisePVGA1A; }
	else if (mtype == "vgaonly")      { svgaCard = SVGA_None; }
	else E_Exit("DOSBOX:Unknown machine type %s",mtype.c_str());
}


void DOSBOX_Init(void) {
	Section_prop * secprop;
	Section_line * secline;
	Prop_int* Pint;
	Prop_hex* Phex;
	Prop_string* Pstring;
	Prop_bool* Pbool;
	Prop_multival* Pmulti;
	Prop_multival_remain* Pmulti_remain;

	SDLNetInited = false;

	// Some frequently used option sets
	const char *rates[] = { "22050", "44100", "48000", "32000", "16000", "11025", "8000", "49716", 0 };
	const char *oplrates[] = { "22050", "49716", "44100", "48000", "32000", "16000", "11025", "8000", 0 };
	const char *ios[] = { "220", "240", "260", "280", "2a0", "2c0", "2e0", "300", 0 };
	const char *irqssb[] = { "7", "5", "3", "9", "10", "11", "12", 0 };
	const char *dmassb[] = { "1", "5", "0", "3", "6", "7", 0 };
	const char *iosgus[] = { "240", "220", "260", "280", "2a0", "2c0", "2e0", "300", 0 };
	const char *irqsgus[] = { "5", "3", "7", "9", "10", "11", "12", 0 };
	const char *dmasgus[] = { "3", "0", "1", "5", "6", "7", 0 };


	/* Setup all the different modules making up DOSBox */
	const char* machines[] = {
		"hercules", "cga", "tandy", "pcjr", "ega",
		"vgaonly", "svga_s3", "svga_et3000", "svga_et4000",
		 "svga_paradise", "vesa_nolfb", "vesa_oldvbe", 0 };
	secprop=control->AddSection_prop("dosbox",&DOSBOX_RealInit);
	Pstring = secprop->Add_path("language",Property::Changeable::Always,"");
	Pstring->Set_help("Select another language file.");

	Pstring = secprop->Add_string("machine",Property::Changeable::OnlyAtStart,"svga_s3");
	Pstring->Set_values(machines);
	Pstring->Set_help("The type of machine tries to emulate.");

	Pstring = secprop->Add_path("captures",Property::Changeable::Always,"capture");
	Pstring->Set_help("Directory where things like wave, midi, screenshot get captured.");

#if C_DEBUG	
	LOG_StartUp();
#endif
	
	secprop->AddInitFunction(&IO_Init);//done
	secprop->AddInitFunction(&PAGING_Init);//done
	secprop->AddInitFunction(&MEM_Init);//done
	secprop->AddInitFunction(&HARDWARE_Init);//done
	Pint = secprop->Add_int("memsize", Property::Changeable::WhenIdle,16);
	Pint->SetMinMax(1,63);
	Pint->Set_help(
		"Amount of memory DOSBox has in megabytes.\n"
		"  This value is best left at its default to avoid problems with some games,\n"
		"  though few games might require a higher value.\n"
		"  There is generally no speed advantage when raising this value.");
	secprop->AddInitFunction(&CALLBACK_Init);
	secprop->AddInitFunction(&PIC_Init);//done
	secprop->AddInitFunction(&PROGRAMS_Init);
	secprop->AddInitFunction(&TIMER_Init);//done
	secprop->AddInitFunction(&CMOS_Init);//done

	secprop=control->AddSection_prop("render",&RENDER_Init,true);
	Pint = secprop->Add_int("frameskip",Property::Changeable::Always,0);
	Pint->SetMinMax(0,10);
	Pint->Set_help("How many frames DOSBox skips before drawing one.");

	Pbool = secprop->Add_bool("aspect",Property::Changeable::Always,false);
	Pbool->Set_help("Do aspect correction, if your output method doesn't support scaling this can slow things down!.");

	Pmulti = secprop->Add_multi("scaler",Property::Changeable::Always," ");
	Pmulti->SetValue("normal2x");
	Pmulti->Set_help("Scaler used to enlarge/enhance low resolution modes. If 'forced' is appended,the scaler will be used even if the result might not be desired.");
	Pstring = Pmulti->GetSection()->Add_string("type",Property::Changeable::Always,"normal2x");

	const char *scalers[] = { 
		"none", "normal2x", "normal3x",
#if RENDER_USE_ADVANCED_SCALERS>2
		"advmame2x", "advmame3x", "advinterp2x", "advinterp3x", "hq2x", "hq3x", "2xsai", "super2xsai", "supereagle",
#endif
#if RENDER_USE_ADVANCED_SCALERS>0
		"tv2x", "tv3x", "rgb2x", "rgb3x", "scan2x", "scan3x",
#endif
		0 };
	Pstring->Set_values(scalers);

	const char* force[] = { "", "forced", 0 };
	Pstring = Pmulti->GetSection()->Add_string("force",Property::Changeable::Always,"");
	Pstring->Set_values(force);

	secprop=control->AddSection_prop("cpu",&CPU_Init,true);//done
	const char* cores[] = { "auto",
#if (C_DYNAMIC_X86) || (C_DYNREC)
		"dynamic",
#endif
		"normal", "simple",0 };
	Pstring = secprop->Add_string("core",Property::Changeable::WhenIdle,"auto");
	Pstring->Set_values(cores);
	Pstring->Set_help("CPU Core used in emulation. auto will switch to dynamic if available and appropriate.");

	const char* cputype_values[] = { "auto", "386", "386_slow", "486_slow", "pentium_slow", "386_prefetch", 0};
	Pstring = secprop->Add_string("cputype",Property::Changeable::Always,"auto");
	Pstring->Set_values(cputype_values);
	Pstring->Set_help("CPU Type used in emulation. auto is the fastest choice.");


	Pmulti_remain = secprop->Add_multiremain("cycles",Property::Changeable::Always," ");
	Pmulti_remain->Set_help(
		"Amount of instructions DOSBox tries to emulate each millisecond. Setting this value too high results in sound dropouts and lags. Cycles can be set in 3 ways:\n"
		"  'auto'          tries to guess what a game needs.\n"
		"                  It usually works, but can fail for certain games.\n"
		"  'fixed #number' will set a fixed amount of cycles. This is what you usually need if 'auto' fails.\n"
		"                  (Example: fixed 4000)\n"
		"  'max'           will allocate as much cycles as your computer is able to handle\n");

	const char* cyclest[] = { "auto","fixed","max","%u",0 };
	Pstring = Pmulti_remain->GetSection()->Add_string("type",Property::Changeable::Always,"auto");
	Pmulti_remain->SetValue("auto");
	Pstring->Set_values(cyclest);

	Pstring = Pmulti_remain->GetSection()->Add_string("parameters",Property::Changeable::Always,"");
	
	Pint = secprop->Add_int("cycleup",Property::Changeable::Always,500);
	Pint->SetMinMax(1,1000000);
	Pint->Set_help("Amount of cycles to increase/decrease with keycombo.");

	Pint = secprop->Add_int("cycledown",Property::Changeable::Always,20);
	Pint->SetMinMax(1,1000000);
	Pint->Set_help("Setting it lower than 100 will be a percentage.");
		
#if C_FPU
	secprop->AddInitFunction(&FPU_Init);
#endif
	secprop->AddInitFunction(&DMA_Init);//done
	secprop->AddInitFunction(&VGA_Init);
	secprop->AddInitFunction(&KEYBOARD_Init);

	secprop=control->AddSection_prop("mixer",&MIXER_Init);
	Pbool = secprop->Add_bool("nosound",Property::Changeable::OnlyAtStart,false);
	Pbool->Set_help("Enable silent mode, sound is still emulated though.");

	Pint = secprop->Add_int("rate",Property::Changeable::OnlyAtStart,22050);
	Pint->Set_values(rates);
	Pint->Set_help("Mixer sample rate, setting any device's rate higher than this will probably lower their sound quality.");

	const char *blocksizes[] = {
		"2048", "4096", "8192", "1024", "512", "256", 0};
#ifdef HW_RVL
	Pint = secprop->Add_int("blocksize",Property::Changeable::OnlyAtStart,512);
#else
	Pint = secprop->Add_int("blocksize",Property::Changeable::OnlyAtStart,2048);
#endif
	Pint->Set_values(blocksizes);
	Pint->Set_help("Mixer block size, larger blocks might help sound stuttering but sound will also be more lagged.");

	Pint = secprop->Add_int("prebuffer",Property::Changeable::OnlyAtStart,10);
	Pint->SetMinMax(0,100);
	Pint->Set_help("How many milliseconds of data to keep on top of the blocksize.");
	
	secprop=control->AddSection_prop("midi",&MIDI_Init,true);//done
	secprop->AddInitFunction(&MPU401_Init,true);//done
	
	const char* mputypes[] = { "intelligent", "uart", "none",0};
	// FIXME: add some way to offer the actually available choices.
	const char *devices[] = { "default", "win32", "alsa", "oss", "coreaudio", "coremidi","none", 0};
	Pstring = secprop->Add_string("mpu401",Property::Changeable::WhenIdle,"intelligent");
	Pstring->Set_values(mputypes);
	Pstring->Set_help("Type of MPU-401 to emulate.");

	Pstring = secprop->Add_string("mididevice",Property::Changeable::WhenIdle,"default");
	Pstring->Set_values(devices);
	Pstring->Set_help("Device that will receive the MIDI data from MPU-401.");

	Pstring = secprop->Add_string("midiconfig",Property::Changeable::WhenIdle,"");
	Pstring->Set_help("Special configuration options for the device driver. This is usually the id of the device you want to use. See README for details.");

#if C_DEBUG
	secprop=control->AddSection_prop("debug",&DEBUG_Init);
#endif

	secprop=control->AddSection_prop("sblaster",&SBLASTER_Init,true);//done
	
	const char* sbtypes[] = { "sb1", "sb2", "sbpro1", "sbpro2", "sb16", "none", 0 };
	Pstring = secprop->Add_string("sbtype",Property::Changeable::WhenIdle,"sb16");
	Pstring->Set_values(sbtypes);
	Pstring->Set_help("Type of sblaster to emulate.");

	Phex = secprop->Add_hex("sbbase",Property::Changeable::WhenIdle,0x220);
	Phex->Set_values(ios);
	Phex->Set_help("The IO address of the soundblaster.");

	Pint = secprop->Add_int("irq",Property::Changeable::WhenIdle,7);
	Pint->Set_values(irqssb);
	Pint->Set_help("The IRQ number of the soundblaster.");

	Pint = secprop->Add_int("dma",Property::Changeable::WhenIdle,1);
	Pint->Set_values(dmassb);
	Pint->Set_help("The DMA number of the soundblaster.");

	Pint = secprop->Add_int("hdma",Property::Changeable::WhenIdle,5);
	Pint->Set_values(dmassb);
	Pint->Set_help("The High DMA number of the soundblaster.");

	Pbool = secprop->Add_bool("sbmixer",Property::Changeable::WhenIdle,true);
	Pbool->Set_help("Allow the soundblaster mixer to modify the DOSBox mixer.");

	const char* oplmodes[]={ "auto", "cms", "opl2", "dualopl2", "opl3", "none", 0};
	Pstring = secprop->Add_string("oplmode",Property::Changeable::WhenIdle,"auto");
	Pstring->Set_values(oplmodes);
	Pstring->Set_help("Type of OPL emulation. On 'auto' the mode is determined by sblaster type. All OPL modes are Adlib-compatible, except for 'cms'.");

	const char* oplemus[]={ "default", "compat", "fast", "old", 0};
	Pstring = secprop->Add_string("oplemu",Property::Changeable::WhenIdle,"default");
	Pstring->Set_values(oplemus);
	Pstring->Set_help("Provider for the OPL emulation. compat or old might provide better quality (see oplrate as well).");

	Pint = secprop->Add_int("oplrate",Property::Changeable::WhenIdle,22050);
	Pint->Set_values(oplrates);
	Pint->Set_help("Sample rate of OPL music emulation. Use 49716 for highest quality (set the mixer rate accordingly).");


	secprop=control->AddSection_prop("gus",&GUS_Init,true); //done
	Pbool = secprop->Add_bool("gus",Property::Changeable::WhenIdle,false); 	
	Pbool->Set_help("Enable the Gravis Ultrasound emulation.");

	Pint = secprop->Add_int("gusrate",Property::Changeable::WhenIdle,22050);
	Pint->Set_values(rates);
	Pint->Set_help("Sample rate of Ultrasound emulation.");

	Phex = secprop->Add_hex("gusbase",Property::Changeable::WhenIdle,0x240);
	Phex->Set_values(iosgus);
	Phex->Set_help("The IO base address of the Gravis Ultrasound.");

	Pint = secprop->Add_int("gusirq",Property::Changeable::WhenIdle,5);
	Pint->Set_values(irqsgus);
	Pint->Set_help("The IRQ number of the Gravis Ultrasound.");

	Pint = secprop->Add_int("gusdma",Property::Changeable::WhenIdle,3);
	Pint->Set_values(dmasgus);
	Pint->Set_help("The DMA channel of the Gravis Ultrasound.");

	Pstring = secprop->Add_string("ultradir",Property::Changeable::WhenIdle,"C:\\ULTRASND");
	Pstring->Set_help(
		"Path to Ultrasound directory. In this directory\n"
		"there should be a MIDI directory that contains\n"
		"the patch files for GUS playback. Patch sets used\n"
		"with Timidity should work fine.");

	secprop = control->AddSection_prop("speaker",&PCSPEAKER_Init,true);//done
	Pbool = secprop->Add_bool("pcspeaker",Property::Changeable::WhenIdle,true);
	Pbool->Set_help("Enable PC-Speaker emulation.");

	Pint = secprop->Add_int("pcrate",Property::Changeable::WhenIdle,22050);
	Pint->Set_values(rates);
	Pint->Set_help("Sample rate of the PC-Speaker sound generation.");

	secprop->AddInitFunction(&TANDYSOUND_Init,true);//done
	const char* tandys[] = { "auto", "on", "off", 0};
	Pstring = secprop->Add_string("tandy",Property::Changeable::WhenIdle,"auto");
	Pstring->Set_values(tandys);
	Pstring->Set_help("Enable Tandy Sound System emulation. For 'auto', emulation is present only if machine is set to 'tandy'.");
	
	Pint = secprop->Add_int("tandyrate",Property::Changeable::WhenIdle,22050);
	Pint->Set_values(rates);
	Pint->Set_help("Sample rate of the Tandy 3-Voice generation.");

	secprop->AddInitFunction(&DISNEY_Init,true);//done
	
	Pbool = secprop->Add_bool("disney",Property::Changeable::WhenIdle,true);
	Pbool->Set_help("Enable Disney Sound Source emulation. (Covox Voice Master and Speech Thing compatible).");

	secprop=control->AddSection_prop("joystick",&BIOS_Init,false);//done
	secprop->AddInitFunction(&INT10_Init);
	secprop->AddInitFunction(&MOUSE_Init); //Must be after int10 as it uses CurMode
	secprop->AddInitFunction(&JOYSTICK_Init);
	const char* joytypes[] = { "auto", "2axis", "4axis", "4axis_2", "fcs", "ch", "none",0};
	Pstring = secprop->Add_string("joysticktype",Property::Changeable::WhenIdle,"auto");
	Pstring->Set_values(joytypes);
	Pstring->Set_help(
		"Type of joystick to emulate: auto (default), none,\n"
		"2axis (supports two joysticks),\n"
		"4axis (supports one joystick, first joystick used),\n"
		"4axis_2 (supports one joystick, second joystick used),\n"
		"fcs (Thrustmaster), ch (CH Flightstick).\n"
		"none disables joystick emulation.\n"
		"auto chooses emulation depending on real joystick(s).");

	Pbool = secprop->Add_bool("timed",Property::Changeable::WhenIdle,true);
	Pbool->Set_help("enable timed intervals for axis. (false is old style behaviour).");

	Pbool = secprop->Add_bool("autofire",Property::Changeable::WhenIdle,false);
	Pbool->Set_help("continuously fires as long as you keep the button pressed.");
	
	Pbool = secprop->Add_bool("swap34",Property::Changeable::WhenIdle,false);
	Pbool->Set_help("swap the 3rd and the 4th axis. can be useful for certain joysticks.");

	Pbool = secprop->Add_bool("buttonwrap",Property::Changeable::WhenIdle,true);
	Pbool->Set_help("enable button wrapping at the number of emulated buttons.");

	secprop=control->AddSection_prop("serial",&SERIAL_Init,true);
	const char* serials[] = { "dummy", "disabled", "modem", "nullmodem",
	                          "directserial",0 };
   
	Pmulti_remain = secprop->Add_multiremain("serial1",Property::Changeable::WhenIdle," ");
	Pstring = Pmulti_remain->GetSection()->Add_string("type",Property::Changeable::WhenIdle,"dummy");
	Pmulti_remain->SetValue("dummy");
	Pstring->Set_values(serials);
	Pstring = Pmulti_remain->GetSection()->Add_string("parameters",Property::Changeable::WhenIdle,"");
	Pmulti_remain->Set_help(
		"set type of device connected to com port.\n"
		"Can be disabled, dummy, modem, nullmodem, directserial.\n"
		"Additional parameters must be in the same line in the form of\n"
		"parameter:value. Parameter for all types is irq.\n"
		"for directserial: realport (required), rxdelay (optional).\n"
		"                 (realport:COM1 realport:ttyS0).\n"
		"for modem: listenport (optional).\n"
		"for nullmodem: server, rxdelay, txdelay, telnet, usedtr,\n"
		"               transparent, port, inhsocket (all optional).\n"
		"Example: serial1=modem listenport:5000");

	Pmulti_remain = secprop->Add_multiremain("serial2",Property::Changeable::WhenIdle," ");
	Pstring = Pmulti_remain->GetSection()->Add_string("type",Property::Changeable::WhenIdle,"dummy");
	Pmulti_remain->SetValue("dummy");
	Pstring->Set_values(serials);
	Pstring = Pmulti_remain->GetSection()->Add_string("parameters",Property::Changeable::WhenIdle,"");
	Pmulti_remain->Set_help("see serial1");

	Pmulti_remain = secprop->Add_multiremain("serial3",Property::Changeable::WhenIdle," ");
	Pstring = Pmulti_remain->GetSection()->Add_string("type",Property::Changeable::WhenIdle,"disabled");
	Pmulti_remain->SetValue("disabled");
	Pstring->Set_values(serials);
	Pstring = Pmulti_remain->GetSection()->Add_string("parameters",Property::Changeable::WhenIdle,"");
	Pmulti_remain->Set_help("see serial1");

	Pmulti_remain = secprop->Add_multiremain("serial4",Property::Changeable::WhenIdle," ");
	Pstring = Pmulti_remain->GetSection()->Add_string("type",Property::Changeable::WhenIdle,"disabled");
	Pmulti_remain->SetValue("disabled");
	Pstring->Set_values(serials);
	Pstring = Pmulti_remain->GetSection()->Add_string("parameters",Property::Changeable::WhenIdle,"");
	Pmulti_remain->Set_help("see serial1");


	/* All the DOS Related stuff, which will eventually start up in the shell */
	secprop=control->AddSection_prop("dos",&DOS_Init,false);//done
	secprop->AddInitFunction(&XMS_Init,true);//done
	Pbool = secprop->Add_bool("xms",Property::Changeable::WhenIdle,true);
	Pbool->Set_help("Enable XMS support.");

	secprop->AddInitFunction(&EMS_Init,true);//done
	Pbool = secprop->Add_bool("ems",Property::Changeable::WhenIdle,true);
	Pbool->Set_help("Enable EMS support.");

	Pbool = secprop->Add_bool("umb",Property::Changeable::WhenIdle,true);
	Pbool->Set_help("Enable UMB support.");

	secprop->AddInitFunction(&DOS_KeyboardLayout_Init,true);
	Pstring = secprop->Add_string("keyboardlayout",Property::Changeable::WhenIdle, "auto");
	Pstring->Set_help("Language code of the keyboard layout (or none).");

	// Mscdex
	secprop->AddInitFunction(&MSCDEX_Init);
	secprop->AddInitFunction(&DRIVES_Init);
	secprop->AddInitFunction(&CDROM_Image_Init);
#if C_IPX
	secprop=control->AddSection_prop("ipx",&IPX_Init,true);
	Pbool = secprop->Add_bool("ipx",Property::Changeable::WhenIdle, false);
	Pbool->Set_help("Enable ipx over UDP/IP emulation.");
#endif
//	secprop->AddInitFunction(&CREDITS_Init);

	//TODO ?
	secline=control->AddSection_line("autoexec",&AUTOEXEC_Init);
	MSG_Add("AUTOEXEC_CONFIGFILE_HELP",
		"Lines in this section will be run at startup.\n"
	);
	MSG_Add("CONFIGFILE_INTRO",
	        "# This is the configurationfile for DOSBox %s.\n"
	        "# Lines starting with a # are commentlines.\n"
	        "# They are used to (briefly) document the effect of each option.\n");
	MSG_Add("CONFIG_SUGGESTED_VALUES", "Possible values");

	control->SetStartUp(&SHELL_Init);
}