Gravis UltraSound Someday

Disney Sound Source


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@575

src/hardware/disney.cpp

@@ -0,0 +1,102 @@
+#include <string.h>
+#include "dosbox.h"
+#include "inout.h"
+#include "mixer.h"
+#include "dma.h"
+#include "pic.h"
+#include "hardware.h"
+#include "setup.h"
+#include "programs.h"
+
+
+
+#define DISNEY_BASE 0x0378
+
+#define DISNEY_SIZE 32
+
+static struct {
+	Bit8u data;
+	Bit8u status;
+	Bit8u control;
+	Bit8u buffer[DISNEY_SIZE];
+	Bitu used;
+	bool enabled;
+	Bit8u delay;
+	MIXER_Channel * chan;
+} disney;
+
+static void disney_write(Bit32u port,Bit8u val) {
+	switch (port-DISNEY_BASE) {
+	case 0:		/* Data Port */
+		disney.data=val;
+		break;
+	case 1:		/* Status Port */		
+		LOG_WARN("DISNEY:Status write %x",val);
+		break;
+	case 2:		/* Control Port */
+//		LOG_WARN("DISNEY:Control write %x",val);
+		if (val&0x8) {
+			if (disney.used<DISNEY_SIZE) {
+				disney.buffer[disney.used++]=disney.data;
+			}
+		}
+		if (val&0x10) LOG_DEBUG("IRQ Enabled");
+		disney.control=val;
+		break;
+	}
+}
+
+static Bit8u disney_read(Bit32u port) {
+
+	switch (port-DISNEY_BASE) {
+	case 0:		/* Data Port */
+		LOG_WARN("DISNEY:Read from data port");
+		return disney.data;
+		break;
+	case 1:		/* Status Port */	
+//		LOG_WARN("DISNEY:Read from status port %X",disney.status);
+		if (disney.used>=16) return 0x40;
+		else return 0x0;
+		break;
+	case 2:		/* Control Port */
+		LOG_WARN("DISNEY:Read from control port");
+		return disney.control;
+		break;
+	}
+	return 0xff;
+}
+
+
+static void DISNEY_CallBack(Bit8u * stream,Bit32u len) {
+	if (!len) return;
+	if (disney.used>len) {
+		memcpy(stream,disney.buffer,len);
+		memmove(disney.buffer,&disney.buffer[len],disney.used-len);
+		disney.used-=len;
+		return;
+	} else {
+		memcpy(stream,disney.buffer,disney.used);
+		memset(stream+disney.used,0x80,len-disney.used);
+		disney.used=0;
+	}
+}
+
+
+void DISNEY_Init(Section* sec) {
+	IO_RegisterWriteHandler(DISNEY_BASE,disney_write,"DISNEY");
+	IO_RegisterWriteHandler(DISNEY_BASE+1,disney_write,"DISNEY");
+	IO_RegisterWriteHandler(DISNEY_BASE+2,disney_write,"DISNEY");
+
+	IO_RegisterReadHandler(DISNEY_BASE,disney_read,"DISNEY");
+	IO_RegisterReadHandler(DISNEY_BASE+1,disney_read,"DISNEY");
+	IO_RegisterReadHandler(DISNEY_BASE+2,disney_read,"DISNEY");
+
+	disney.chan=MIXER_AddChannel(&DISNEY_CallBack,7000,"DISNEY");
+	MIXER_SetMode(disney.chan,MIXER_8MONO);
+	MIXER_Enable(disney.chan,true);
+
+	disney.status=0x84;
+	disney.control=0;
+	disney.used=0;
+}
+

src/hardware/gus.cpp

@@ -0,0 +1,23 @@
+#include <string.h>
+#include "dosbox.h"
+#include "inout.h"
+#include "mixer.h"
+#include "dma.h"
+#include "pic.h"
+#include "hardware.h"
+#include "setup.h"
+#include "programs.h"
+
+
+
+
+
+
+void GUS_Init(Section* sec) {
+
+
+
+
+}
+
+