--- uae/src/include/events.h	2018/04/24 16:38:39	1.1
+++ uae/src/include/events.h	2018/04/24 16:58:54	1.1.1.9
@@ -2,18 +2,21 @@
   * UAE - The Un*x Amiga Emulator
   *
   * Events
-  * 
-  * (c) 1995 Bernd Schmidt
+  * These are best for low-frequency events. Having too many of them,
+  * or using them for events that occur too frequently, can cause massive
+  * slowdown.
+  *
+  * Copyright 1995-1998 Bernd Schmidt
   */
 
-/* This is tunable. 4 gives good results. */
-#ifdef LINUX_SOUND_SLOW_MACHINE
-#define cycles_per_instruction 8
-#else
-#define cycles_per_instruction 4
-#endif
+#include "machdep/rpt.h"
+
+extern frame_time_t vsynctime, vsyncmintime;
+extern void reset_frame_rate_hack (void);
+extern int rpt_available;
 
-extern unsigned long int cycles, nextevent;
+extern unsigned long currcycle, nextevent, is_lastline;
+extern unsigned long sample_evtime;
 typedef void (*evfunc)(void);
 
 struct ev
@@ -23,63 +26,62 @@ struct ev
     evfunc handler;
 };
 
-enum { 
-    ev_hsync, ev_copper, ev_cia,
-    ev_blitter, ev_diskblk, ev_diskindex,
-#ifndef DONT_WANT_SOUND
-    ev_aud0, ev_aud1, ev_aud2, ev_aud3,
-    ev_sample,
-#endif
+enum {
+    ev_hsync, ev_copper, ev_audio, ev_cia, ev_blitter, ev_disk,
     ev_max
 };
 
 extern struct ev eventtab[ev_max];
 
-static __inline__ void events_schedule(void)
+STATIC_INLINE void events_schedule (void)
 {
     int i;
-    
+
     unsigned long int mintime = ~0L;
-    for(i = 0; i < ev_max; i++) {
-	if (eventtab[i].active) {	    
-	    unsigned long int eventtime = eventtab[i].evtime - cycles;
+    for (i = 0; i < ev_max; i++) {
+	if (eventtab[i].active) {
+	    unsigned long int eventtime = eventtab[i].evtime - currcycle;
 	    if (eventtime < mintime)
-	        mintime = eventtime;
+		mintime = eventtime;
 	}
     }
-    nextevent = cycles + mintime;
+    nextevent = currcycle + mintime;
 }
 
-static __inline__ void do_cycles_slow(void)
+STATIC_INLINE void do_cycles_slow (unsigned long cycles_to_add)
 {
-    if ((nextevent - cycles) <= cycles_per_instruction) {
-	int j;
-	for(j = 0; j < cycles_per_instruction; j++) {
-	    if (++cycles == nextevent) {
-		int i;
-		
-		for(i = 0; i < ev_max; i++) {
-		    if (eventtab[i].active && eventtab[i].evtime == cycles) {
-			(*eventtab[i].handler)();
-		    }
-		}
-		events_schedule();
+    if (is_lastline && eventtab[ev_hsync].evtime - currcycle <= cycles_to_add
+	&& (long int)(read_processor_time () - vsyncmintime) < 0)
+	return;
+
+    while ((nextevent - currcycle) <= cycles_to_add) {
+        int i;
+        cycles_to_add -= (nextevent - currcycle);
+        currcycle = nextevent;
+
+        for (i = 0; i < ev_max; i++) {
+	    if (eventtab[i].active && eventtab[i].evtime == currcycle) {
+		(*eventtab[i].handler)();
 	    }
 	}
-    } else {
-	cycles += cycles_per_instruction;
+        events_schedule();
     }
+    currcycle += cycles_to_add;
 }
 
-static __inline__ void do_cycles_fast(void)
+STATIC_INLINE void do_cycles_fast (void)
 {
-    cycles++;
-    if (nextevent == cycles) {
+    if (is_lastline && eventtab[ev_hsync].evtime - currcycle <= 1
+	&& (long int)(read_processor_time () - vsyncmintime) < 0)
+	return;
+
+    currcycle++;
+    if (nextevent == currcycle) {
 	int i;
-		
-	for(i = 0; i < ev_max; i++) {
-	    if (eventtab[i].active && eventtab[i].evtime == cycles) {
-		(*eventtab[i].handler)();
+
+	for (i = 0; i < ev_max; i++) {
+	    if (eventtab[i].active && eventtab[i].evtime == currcycle) {
+		(*eventtab[i].handler) ();
 	    }
 	}
 	events_schedule();
@@ -87,7 +89,12 @@ static __inline__ void do_cycles_fast(vo
 
 }
 
-#ifdef FASTER_CPU
+STATIC_INLINE unsigned long get_cycles (void)
+{
+    return currcycle;
+}
+
+#if /* M68K_SPEED == 1 */  0
 #define do_cycles do_cycles_fast
 #else
 #define do_cycles do_cycles_slow