Loop demo forever.

src/main.c

@@ -44,6 +44,7 @@ const uint8_t FVB[15 * 8] = {
 };
 
 int main(void) {
+    for (;;) {
         cursor_enable(false);
         video_cls();
 
@@ -91,75 +92,8 @@ int main(void) {
             }
         }
 
-#if 0
+        crt_waitFrames(250);
-    for (int i = 0; i < 80; ++i) {
-        cursor_setXY(i, 0);
-
-        // TODO(giomba): add vsync?
-        delay_loop(US_TO_LOOPS(10000ULL));
     }
-#endif
-
-    int counter = 0;
-    __asm__("di");
-
-#if 0
-    for (;;) {
-        for (int i = 0; i < 50; ++i)
-            crt_waitNextFrame();
-
-        // wait();
-        counter++;
-
-        int scratch = counter;
-        uint8_t digits[4];
-        digits[3] = scratch % 10;
-        scratch /= 10;
-        digits[2] = scratch % 10;
-        scratch /= 10;
-        digits[1] = scratch % 10;
-        scratch /= 10;
-        digits[0] = scratch % 10;
-
-        for (int i = 0; i < 4; ++i) {
-            digits[i] += '0';
-            *((char *)(0xd000 + i)) = digits[i];
-        }
-    }
-#endif
-
-#if 0
-    char c = 'X';
-    for (;;) {
-        if (c == 'X')
-            c = ' ';
-        else
-            c = 'X';
-
-        *(((char *)0xd000) + 80 * 10 + 39) = c;
-        for (int i = 0; i < 10; ++i) {
-            delay_loop(US_TO_LOOPS(50000ULL));
-        }
-    }
-#endif
-
-#if 0
-    performance_test();
-#endif
-
-#if 0
-    cursor_setXY(39, 10);
-
-    for (;;) {
-        for (int i = 0; i < 16; ++i) {
-            cursor_setStartRaster(i);
-            cursor_setEndRaster(i);
-            crt_waitFrames(8);
-        }
-    }
-#endif
-
-    crt_waitFrames(50);
 
     return 0;
 }