X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fkernel%2Fao_notask.c;h=7207353af5444891b7982207c24d72fe5c3ddabc;hb=50c6d796e0dbb69289f95c826e6b542e538fc5de;hp=6f967e6d2201db4d520f5410c33f7a038f00491d;hpb=24167015705ae831692b95735968b04a876f935e;p=fw%2Faltos

diff --git a/src/kernel/ao_notask.c b/src/kernel/ao_notask.c
index 6f967e6d..7207353a 100644
--- a/src/kernel/ao_notask.c
+++ b/src/kernel/ao_notask.c
@@ -3,7 +3,8 @@
  *
  * 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; version 2 of the License.
+ * 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
@@ -38,6 +39,21 @@ ao_sleep(__xdata void *wchan)
 	return 0;
 }
 
+#if HAS_AO_DELAY
+void
+ao_delay(uint16_t ticks)
+{
+	AO_TICK_TYPE	target;
+
+	if (!ticks)
+		ticks = 1;
+	target = ao_tick_count + ticks;
+	do {
+		ao_sleep(&ao_time);
+	} while ((int16_t) (target - ao_tick_count) > 0);
+}
+#endif
+
 void
 ao_wakeup(__xdata void *wchan)
 {