X-Git-Url: http://4ch.mooo.com/gitweb/?a=blobdiff_plain;f=src%2Flib%2F16_tail.c;h=9cb0e76997507b1c8dbbb1eb3d7503c98a4877ee;hb=f888d29c0ceaa48568b15f3269df70e6498c9dbc;hp=414e51a17c3bb33a5ce82106c127d7a9a19d13b0;hpb=2e3fb239b58cf341ceb5b4e7b39b6542f5581cae;p=16.git

diff --git a/src/lib/16_tail.c b/src/lib/16_tail.c
index 414e51a1..9cb0e769 100755
--- a/src/lib/16_tail.c
+++ b/src/lib/16_tail.c
@@ -1,5 +1,5 @@
 /* Project 16 Source Code~
- * Copyright (C) 2012-2016 sparky4 & pngwen & andrius4669 & joncampbell123 & yakui-lover
+ * Copyright (C) 2012-2018 sparky4 & pngwen & andrius4669 & joncampbell123 & yakui-lover
  *
  * This file is part of Project 16.
  *
@@ -20,10 +20,11 @@
  *
  */
 /*
- * 16 library
+ * 16 tail library
  */
 
 #include "src/lib/16_tail.h"
+#include "src/lib/16text.h"
 
 /*
 ==========================
@@ -35,50 +36,80 @@
 ==========================
 */
 
-void Startup16(global_game_variables_t *gvar)
+void Startup16 (global_game_variables_t *gvar)
 {
+	gvar->video.VL_Started=0;
+	TL_VidInit(gvar);
+	gvar->mm.mmstarted=0;
+	gvar->pm.PMStarted=0;
+	StartupCAMMPM(gvar);
 #ifdef __WATCOMC__
-	// DOSLIB: check our environment
-	probe_dos();
-
-	// DOSLIB: what CPU are we using?
-	// NTS: I can see from the makefile Sparky4 intends this to run on 8088 by the -0 switch in CFLAGS.
-	//      So this code by itself shouldn't care too much what CPU it's running on. Except that other
-	//      parts of this project (DOSLIB itself) rely on CPU detection to know what is appropriate for
-	//      the CPU to carry out tasks. --J.C.
-	cpu_probe();
-
-	// DOSLIB: check for VGA
-	if (!probe_vga()) {
-		printf("VGA probe failed\n");
-		return;
-	}
-	// hardware must be VGA or higher!
-	if (!(vga_state.vga_flags & VGA_IS_VGA)) {
-		printf("This program requires VGA or higher graphics hardware\n");
-		return;
-	}
+#ifdef __DEBUG_InputMgr__
+	if(!dbg_nointest)
+#endif
+	IN_Startup(gvar);
+#endif
+}
+
+//===========================================================================
+
+/*
+==========================
+=
+= Shutdown16
+=
+= Shuts down all ID_?? managers
+=
+==========================
+*/
 
-	if (_DEBUG_INIT() == 0) {
-#ifdef DEBUGSERIAL
-		printf("WARNING: Failed to initialize DEBUG output\n");
+void Shutdown16 (global_game_variables_t *gvar)
+{
+#ifdef __WATCOMC__
+#ifdef __DEBUG_InputMgr__
+	if(!dbg_nointest)
 #endif
-	}
-	_DEBUG("Serial debug output started\n"); // NTS: All serial output must end messages with newline, or DOSBox-X will not emit text to log
-	_DEBUGF("Serial debug output printf test %u %u %u\n",1U,2U,3U);
+	IN_Shutdown(gvar);
 #endif
-	gvar->mm.mmstarted=0;
-	gvar->pm.PMStarted=0;
+	ShutdownCAMMPM(gvar);
+#ifdef __WATCOMC__
+	if(gvar->video.VL_Started)
+		VL_Shutdown (gvar);//VGAmodeX(0, 1, gvar);
+#endif
+}
+
+//===========================================================================
+
+/*
+==========================
+=
+= StartupCAMMPM
+=
+==========================
+*/
+
+void StartupCAMMPM (global_game_variables_t *gvar)
+{
+/*
+ 	MM_Startup ();                  // so the signon screen can be freed
+
+	SignonScreen ();
+
+	VW_Startup ();
+	IN_Startup ();
+	PM_Startup ();
+	PM_UnlockMainMem ();
+	SD_Startup ();
+	CA_Startup ();
+	US_Startup ();
+*/
 	MM_Startup(gvar);
-if(!dbg_noplayerinpu)
-	IN_Startup(gvar);
+#ifdef __16_PM__
 	PM_Startup(gvar);
+//????	PM_CheckMainMem(gvar);
 	PM_UnlockMainMem(gvar);
-	CA_Startup(gvar);
-#ifdef __WATCOMC__
-	start_timer(gvar);
 #endif
-
+	CA_Startup(gvar);
 }
 
 //===========================================================================
@@ -86,22 +117,398 @@ if(!dbg_noplayerinpu)
 /*
 ==========================
 =
-= Shutdown16
-=
-= Shuts down all ID_?? managers
+= ShutdownCAMMPM
 =
 ==========================
 */
 
-void Shutdown16(global_game_variables_t *gvar)
+void ShutdownCAMMPM (global_game_variables_t *gvar)
 {
+/*
+	US_Shutdown ();
+	SD_Shutdown ();
+	PM_Shutdown ();
+	IN_Shutdown ();
+	VW_Shutdown ();
+	CA_Shutdown ();
+	MM_Shutdown ()
+*/
+#ifdef __16_PM__
 	PM_Shutdown(gvar);
-if(!dbg_noplayerinpu)
-	IN_Shutdown(gvar);
+#endif
 	CA_Shutdown(gvar);
 	MM_Shutdown(gvar);
 }
 
+//===========================================================================
+
+////////////////////////////////////////////////////////////////////
+//
+// HANDLE INTRO SCREEN (SYSTEM CONFIG)
+//
+////////////////////////////////////////////////////////////////////
+void MU_IntroScreen(global_game_variables_t *gvar)
+{
+#define MAINCOLOR	0x6c
+#define EMSCOLOR	0x6c
+#define XMSCOLOR	0x6c
+
+#define FILLCOLOR	14
+
+	long memory,emshere,xmshere;
+	int i,num,ems[10]={100,200,300,400,500,600,700,800,900,1000},
+		xms[10]={100,200,300,400,500,600,700,800,900,1000},
+		main[10]={32,64,96,128,160,192,224,256,288,320};
+
+	gvar->video.print.t=1;
+	gvar->video.print.tlsw=1;
+	gvar->video.print.bgcolor=8;
+	gvar->video.print.color=5;
+
+	//
+	// DRAW MAIN MEMORY
+	//
+	num=32;
+	gvar->video.print.x=49-32;
+
+	memory=(1023l+gvar->mmi.nearheap+gvar->mmi.farheap)/1024l;
+	for (i=0;i<10;i++)
+		if (memory>=main[i])
+		{
+			gvar->video.print.y=163-8*i;
+			sprintf(global_temp_status_text, "% 4u", num); VL_print(global_temp_status_text, 0, gvar);
+			VL_Bar(49,163-8*i,6,5,MAINCOLOR-i,gvar);
+			num+=32;
+		}
+	gvar->video.print.y=171;
+	VL_print("MAIN", 0, gvar);
+
+
+	//
+	// DRAW EMS MEMORY
+	//
+	if (gvar->pm.emm.EMSPresent)
+	{
+		num=100;
+		gvar->video.print.x=89-32;
+
+		emshere=4l*gvar->pm.emm.EMSPagesAvail;
+		for (i=0;i<10;i++)
+			if (emshere>=ems[i])
+			{
+				gvar->video.print.y=163-8*i;
+				sprintf(global_temp_status_text, "% 4u", num); VL_print(global_temp_status_text, 0, gvar);
+				VL_Bar(89,163-8*i,6,5,EMSCOLOR-i,gvar);
+				num+=100;
+			}
+		gvar->video.print.y=171;
+		VL_print(" EMS", 0, gvar);
+	}
+
+	//
+	// DRAW XMS MEMORY
+	//
+	if (gvar->pm.xmm.XMSPresent)
+	{
+		num=100;
+		gvar->video.print.x=129-32;
+
+		xmshere=4l*gvar->pm.xmm.XMSPagesAvail;
+		for (i=0;i<10;i++)
+			if (xmshere>=xms[i])
+			{
+				gvar->video.print.y=163-8*i;
+				sprintf(global_temp_status_text, "% 4u", num); VL_print(global_temp_status_text, 0, gvar);
+				VL_Bar(129,163-8*i,6,5,XMSCOLOR-i,gvar);
+				num+=100;
+			}
+		gvar->video.print.y=171;
+		VL_print(" XMS", 0, gvar);
+	}
+
+	//
+	// FILL BOXES
+	//
+	if (gvar->in.MousePresent)
+		VL_Bar(164,82,12,2,FILLCOLOR,gvar);
+
+	if (gvar->in.JoysPresent[0] || gvar->in.JoysPresent[1])
+		VL_Bar(164,105,12,2,FILLCOLOR,gvar);
+
+//++++	if (gvar->sd.AdLibPresent)//SB && !SoundBlasterPresent)
+//++++		VL_Bar(164,128,12,2,FILLCOLOR,gvar);
+
+//SB	if (SoundBlasterPresent)
+//SB		VL_Bar(164,151,12,2,FILLCOLOR,gvar);
+
+//SS	if (SoundSourcePresent)
+//SS		VL_Bar(164,174,12,2,FILLCOLOR,gvar);
+	IN_Ack (gvar);
+}
+
+//===========================================================================
+
+/*
+====================
+=
+= ReadConfig
+=
+====================
+*/
+#if 0
+void ReadConfig(void)
+{
+	int					 file;
+//	SDMode		  sd;
+//	SMMode		  sm;
+//	SDSMode		 sds;
+
+
+	if ( (file = open(CONFIGNAME,O_BINARY | O_RDONLY)) != -1)
+	{
+	//
+	// valid config file
+	//
+//		read(file,Scores,sizeof(HighScore) * MaxScores);
+
+//		read(file,&sd,sizeof(sd));
+//		read(file,&sm,sizeof(sm));
+//		read(file,&sds,sizeof(sds));
+
+		read(file,&mouseenabled,sizeof(mouseenabled));
+		read(file,&joystickenabled,sizeof(joystickenabled));
+		read(file,&joystickprogressive,sizeof(joystickprogressive));
+		read(file,&joystickport,sizeof(joystickport));
+
+		read(file,&dirscan,sizeof(dirscan));
+		read(file,&buttonscan,sizeof(buttonscan));
+		read(file,&buttonmouse,sizeof(buttonmouse));
+		read(file,&buttonjoy,sizeof(buttonjoy));
+
+		read(file,&viewsize,sizeof(viewsize));
+		read(file,&mouseadjustment,sizeof(mouseadjustment));
+
+		close(file);
+
+		/*if (sd == sdm_AdLib && !AdLibPresent && !SoundBlasterPresent)
+		{
+			sd = sdm_PC;
+			sd = smm_Off;
+		}
+
+		if ((sds == sds_SoundBlaster && !SoundBlasterPresent) ||
+			(sds == sds_SoundSource && !SoundSourcePresent))
+			sds = sds_Off;*/
+
+		if (!MousePresent)
+			mouseenabled = false;
+		if (!JoysPresent[joystickport])
+			joystickenabled = false;
+
+		MainMenu[6].active=1;
+		MainItems.curpos=0;
+	}
+	else
+	{
+	//
+	// no config file, so select by hardware
+	//
+/*		if (SoundBlasterPresent || AdLibPresent)
+		{
+			sd = sdm_AdLib;
+			sm = smm_AdLib;
+		}
+		else
+		{
+			sd = sdm_PC;
+			sm = smm_Off;
+		}
+
+		if (SoundBlasterPresent)
+			sds = sds_SoundBlaster;
+		else if (SoundSourcePresent)
+			sds = sds_SoundSource;
+		else
+			sds = sds_Off;*/
+
+		if (MousePresent)
+			mouseenabled = true;
+
+		joystickenabled = false;
+		joystickport = 0;
+		joystickprogressive = false;
+
+		viewsize = 15;
+		mouseadjustment=5;
+	}
+
+	SD_SetMusicMode (sm);
+	SD_SetSoundMode (sd);
+	SD_SetDigiDevice (sds);
+}
+
+
+/*
+====================
+=
+= WriteConfig
+=
+====================
+*/
+
+void WriteConfig(void)
+{
+	int					 file;
+
+	file = open(CONFIGNAME,O_CREAT | O_BINARY | O_WRONLY,
+				S_IREAD | S_IWRITE | S_IFREG);
+
+	if (file != -1)
+	{
+//		write(file,Scores,sizeof(HighScore) * MaxScores);
+
+//		write(file,&SoundMode,sizeof(SoundMode));
+//		write(file,&MusicMode,sizeof(MusicMode));
+//		write(file,&DigiMode,sizeof(DigiMode));
+
+		write(file,&mouseenabled,sizeof(mouseenabled));
+		write(file,&joystickenabled,sizeof(joystickenabled));
+		write(file,&joystickprogressive,sizeof(joystickprogressive));
+		write(file,&joystickport,sizeof(joystickport));
+
+		write(file,&dirscan,sizeof(dirscan));
+		write(file,&buttonscan,sizeof(buttonscan));
+		write(file,&buttonmouse,sizeof(buttonmouse));
+		write(file,&buttonjoy,sizeof(buttonjoy));
+
+//		write(file,&viewsize,sizeof(viewsize));
+		write(file,&mouseadjustment,sizeof(mouseadjustment));
+
+		close(file);
+	}
+}
+#endif
+//===========================================================================
+
+/*
+===================
+=
+= FizzleFade
+=
+===================
+*/
+
+boolean FizzleFade (unsigned source, unsigned dest, unsigned width, unsigned height, unsigned frames, boolean abortable, global_game_variables_t *gvar)
+{
+	word		p,pixperframe;
+	unsigned	drawofs,pagedelta;
+	byte 		mask,maskb[8] = {1,2,4,8};
+	unsigned	x,y,frame;
+	long		rndval;
+	word		screenseg;
+#ifdef __WATCOMC__
+	unsigned	esorig;//,q;
+#endif
+
+	pagedelta = dest-source;
+	rndval = 1;
+#ifdef __WATCOMC__
+	esorig = 0;// q = 16;
+#endif
+	x = y = 0;
+	pixperframe = (dword)(gvar->video.page[0].width*gvar->video.page[0].height)/frames;
+	screenseg = SCREENSEG;
+
+	IN_StartAck (gvar);
+
+//	modexClearRegion(&(gvar->video.page[0]), 0, 0, gvar->video.page[0].width, gvar->video.page[0].height, 0);
+//	modexClearRegion(&(gvar->video.page[1]), 0, 0, gvar->video.page[0].width, gvar->video.page[0].height, 15);
+
+#ifdef __WATCOMC__
+	__asm {
+		mov	[esorig],es
+	}
+#endif
+//	TimeCount=
+	frame=0;
+	do	// while (1)
+	{
+		if (abortable && IN_CheckAck (gvar) )
+			return true;
+
+		__asm {
+			mov	es,[screenseg]
+		}
+
+		for (p=0;p<pixperframe;p++)
+		{
+			__asm {
+				//
+				// seperate random value into x/y pair
+				//
+				mov	ax,[WORD PTR rndval]
+				mov	dx,[WORD PTR rndval+2]
+				mov	bx,ax
+				dec	bl
+				mov	[BYTE PTR y],bl			// low 8 bits - 1 = y xoordinate
+				mov	bx,ax
+				mov	cx,dx
+				mov	[BYTE PTR x],ah			// next 9 bits = x xoordinate
+				mov	[BYTE PTR x+1],dl
+				//
+				// advance to next random element
+				//
+				shr	dx,1
+				rcr	ax,1
+				jnc	noxor
+				xor	dx,0x0001
+				xor	ax,0x2000
+#ifdef __BORLANDC__
+			}
+#endif
+noxor:
+#ifdef __BORLANDC__
+			__asm {
+#endif
+				mov	[WORD PTR rndval],ax
+				mov	[WORD PTR rndval+2],dx
+			}
+
+			if (x>width || y>height)
+//			if ((x>width || y>height) && (x<width*2 && y<height*2))
+				continue;
+//			drawofs = source+(gvar->video.ofs.ylookup[y]) + (x>>2);
+			drawofs = source+(y*gvar->video.page[0].stridew) + (x>>2);
+
+			//
+			// copy one pixel
+			//
+			mask = x&3;
+			VGAREADMAP(mask);
+			mask = maskb[mask];
+			VGAMAPMASK(mask);
+
+			__asm {
+				mov	di,[drawofs]
+				mov	al,[es:di]
+				add	di,[pagedelta]
+				mov	[es:di],al
+			}
+
+			if (rndval == 1)		// entire sequence has been completed
+				return false;
+		}
+		frame++;
+//--		while (TimeCount<frame){}//;		// don't go too fast
+		delay(1);
+	} while (1);
+#ifdef __WATCOMC__
+	__asm {
+		mov	es,[esorig]
+	}
+	return false;
+#endif
+}
 
 //===========================================================================
 
@@ -120,9 +527,9 @@ void DebugMemory_(global_game_variables_t *gvar, boolean q)
 
 	US_CPrint ("Memory Usage");
 	US_CPrint ("------------");
-	US_Print ("Total     :");
+	US_Print ("Total	 :");
 	US_PrintUnsigned (mminfo.mainmem/1024);
-	US_Print ("k\nFree      :");
+	US_Print ("k\nFree	  :");
 	US_PrintUnsigned (MM_UnusedMemory()/1024);
 	US_Print ("k\nWith purge:");
 	US_PrintUnsigned (MM_TotalFree()/1024);
@@ -141,11 +548,150 @@ void DebugMemory_(global_game_variables_t *gvar, boolean q)
 	printf("With purge:"); if(q) printf("	"); printf("%uk\n", MM_TotalFree(gvar)/1024);
 	if(q) printf("------------\n");
 #ifdef __WATCOMC__
-	IN_Ack ();
+	//IN_Ack ();
 #endif
-	if(q) MM_ShowMemory (gvar);
+//	if(q) MM_ShowMemory (gvar);
 }
-#ifdef __WATCOMC__
+
+/*
+===================
+=
+= TestSprites
+=
+===================
+*/
+
+#if 0
+#define DISPWIDTH	110
+#define	TEXTWIDTH   40
+void TestSprites(void)
+{
+	int hx,hy,sprite,oldsprite,bottomy,topx,shift;
+	spritetabletype far *spr;
+	spritetype _seg	*block;
+	unsigned	mem,scan;
+
+
+	VW_FixRefreshBuffer ();
+	US_CenterWindow (30,17);
+
+	US_CPrint ("Sprite Test");
+	US_CPrint ("-----------");
+
+	hy=PrintY;
+	hx=(PrintX+56)&(~7);
+	topx = hx+TEXTWIDTH;
+
+	US_Print ("Chunk:\nWidth:\nHeight:\nOrgx:\nOrgy:\nXl:\nYl:\nXh:\nYh:\n"
+			  "Shifts:\nMem:\n");
+
+	bottomy = PrintY;
+
+	sprite = STARTSPRITES;
+	shift = 0;
+
+	do
+	{
+		if (sprite>=STARTTILE8)
+			sprite = STARTTILE8-1;
+		else if (sprite<STARTSPRITES)
+			sprite = STARTSPRITES;
+
+		spr = &spritetable[sprite-STARTSPRITES];
+		block = (spritetype _seg *)grsegs[sprite];
+
+		VL_Bar (hx,hy,TEXTWIDTH,bottomy-hy,WHITE);
+
+		PrintX=hx;
+		PrintY=hy;
+		US_PrintUnsigned (sprite);US_Print ("\n");PrintX=hx;
+		US_PrintUnsigned (spr->width);US_Print ("\n");PrintX=hx;
+		US_PrintUnsigned (spr->height);US_Print ("\n");PrintX=hx;
+		US_PrintSigned (spr->orgx);US_Print ("\n");PrintX=hx;
+		US_PrintSigned (spr->orgy);US_Print ("\n");PrintX=hx;
+		US_PrintSigned (spr->xl);US_Print ("\n");PrintX=hx;
+		US_PrintSigned (spr->yl);US_Print ("\n");PrintX=hx;
+		US_PrintSigned (spr->xh);US_Print ("\n");PrintX=hx;
+		US_PrintSigned (spr->yh);US_Print ("\n");PrintX=hx;
+		US_PrintSigned (spr->shifts);US_Print ("\n");PrintX=hx;
+		if (!block)
+		{
+			US_Print ("-----");
+		}
+		else
+		{
+			mem = block->sourceoffset[3]+5*block->planesize[3];
+			mem = (mem+15)&(~15);		// round to paragraphs
+			US_PrintUnsigned (mem);
+		}
+
+		oldsprite = sprite;
+		do
+		{
+		//
+		// draw the current shift, then wait for key
+		//
+			VL_Bar(topx,hy,DISPWIDTH,bottomy-hy,WHITE);
+			if (block)
+			{
+				PrintX = topx;
+				PrintY = hy;
+				US_Print ("Shift:");
+				US_PrintUnsigned (shift);
+				US_Print ("\n");
+				VWB_DrawSprite (topx+16+shift*2,PrintY,sprite);
+			}
+
+			VW_UpdateScreen();
+
+			scan = IN_WaitForKey ();
+
+			switch (scan)
+			{
+			case sc_UpArrow:
+				sprite++;
+				break;
+			case sc_DownArrow:
+				sprite--;
+				break;
+			case sc_LeftArrow:
+				if (--shift == -1)
+					shift = 3;
+				break;
+			case sc_RightArrow:
+				if (++shift == 4)
+					shift = 0;
+				break;
+			case sc_Escape:
+				return;
+			}
+
+		} while (sprite == oldsprite);
+
+  } while (1);
+
+
+}
+
+#endif
+
+/*
+==========================
+=
+= ClearMemory
+=
+==========================
+*/
+
+void ClearMemory (global_game_variables_t *gvar)
+{
+#ifdef __16_PM__
+	PM_UnlockMainMem(gvar);
+#endif
+	//sd
+	MM_SortMem (gvar);
+}
+
 /*
 ==========================
 =
@@ -154,46 +700,43 @@ void DebugMemory_(global_game_variables_t *gvar, boolean q)
 ==========================
 */
 
-void Quit (char *error)
+void Quit (global_game_variables_t *gvar, char *error)
 {
-	//unsigned        finscreen;
+	//unsigned		finscreen;
 	memptr	screen=0;
-	union REGS in, out;
 
-	//ClearMemory ();
+	ClearMemory (gvar);
 	if (!*error)
 	{
-	 //WriteConfig ();
+// #ifndef JAPAN
+// 		CA_CacheGrChunk (ORDERSCREEN);
+// 		screen = grsegs[ORDERSCREEN];
+// #endif
+// 		WriteConfig ();
 	}
 	else
 	{
-	 //CA_CacheGrChunk (ERRORSCREEN);
-	 //screen = grsegs[ERRORSCREEN];
+// 		CA_CacheGrChunk (ERRORSCREEN);
+// 		screen = grsegs[ERRORSCREEN];
 	}
-
-	//ShutdownId ();
-	IN_Shutdown();
-	//modexLeave();
-	in.h.ah = 0x00;
-	in.h.al = 0x3;
-	int86(0x10, &in, &out);
+	Shutdown16(gvar);
 
 	if (error && *error)
 	{
-	  //movedata ((unsigned)screen,7,0xb800,0,7*160);
-	  //gotoxy (10,4);
-	  fprintf(stderr, "%s\n", error);
-	  //gotoxy (1,8);
-	  exit(1);
+		//movedata((unsigned)screen,7,0xb800,0,7*160);
+		gotoxy (10,4);
+		fprintf(stderr, "%s\n", error);
+		gotoxy (1,8);
+		exit(1);
 	}
 	else
 	if (!error || !(*error))
 	{
-		//clrscr();
-		//#ifndef JAPAN
+		clrscr();
+#ifndef JAPAN
 		movedata ((unsigned)screen,7,0xb800,0,4000);
-		//gotoxy(1,24);
-		//#endif
+		gotoxy(1,24);
+#endif
 //asm	mov	bh,0
 //asm	mov	dh,23	// row
 //asm	mov	dl,0	// collumn
@@ -203,54 +746,49 @@ void Quit (char *error)
 
 	exit(0);
 }
-#endif
 
 //===========================================================================
 
-const char *nibble_to_binary(nibble x)
+#ifdef __WATCOMC__
+//
+// for mary4 (XT)
+// this is from my XT's BIOS
+// http://www.phatcode.net/downloads.php?id=101
+//
+void turboXT(byte bakapee)
 {
-	static char b[9];
-	int z;
+	__asm {
+		push	ax
+		push	bx
+		push	cx
+		in	al, 61h 			//; Read equipment flags
+		xor	al, bakapee			//;   toggle speed
+		out	61h, al 			//; Write new flags back
 
-	b[0] = '\0';
-	for (z = 8; z > 0; z >>= 1)
-	{
-		strcat(b, ((x & z) == z) ? "1" : "0");
-	}
-	return b;
-}
+		mov	bx, 0F89h			//; low pitch blip
+		and	al, 4				//; Is turbo mode set?
+		jz	@@do_beep
+		mov	bx, 52Eh			//; high pitch blip
 
-const char *boolean_to_binary(boolean x)
-{
-	static char b[9];
-	int z;
-
-	b[0] = '\0';
-	for (z = 1; z > 0; z >>= 1)
-	{
-		strcat(b, ((x & z) == z) ? "1" : "0");
+	@@do_beep:
+		mov	al, 10110110b		//; Timer IC 8253 square waves
+		out	43h, al 			//;   channel 2, speaker
+		mov	ax, bx
+		out	42h, al 			//;   send low order
+		mov	al, ah				//;   load high order
+		out	42h, al 			//;   send high order
+		in	al, 61h 			//; Read IC 8255 machine status
+		push	ax
+		or	al, 00000011b
+		out	61h, al 			//; Turn speaker on
+		mov	cx, 2000h
+	@@delay:
+		loop	@@delay
+		pop	ax
+		out	61h, al 			//; Turn speaker off
+		pop	cx
+		pop	bx
+		pop	ax
 	}
-	return b;
-}
-
-void nibbletest()
-{
-	nibble pee;
-	printf("nibbletest\n");
-	/* nibble to binary string */
-	for(pee=0;pee<18;pee++)
-		printf("	%u %s\n", pee, nibble_to_binary(pee));
-	printf("	sizeof(nibble)=%s\n", nibble_to_binary(sizeof(nibble)));
-	printf("end of nibble test\n");
-}
-
-void booleantest()
-{
-	boolean pee;
-	printf("booleantest\n");
-	/* boolean to binary string */
-	for(pee=0;pee<4;pee++)
-		printf("	%u %s\n", pee, boolean_to_binary(pee));
-	printf("	sizeof(boolean)=%s\n", boolean_to_binary(sizeof(boolean)));
-	printf("end of boolean test\n");
 }
+#endif