Add README

[rgblamp.git] / tmr.c

diff --git a/tmr.c b/tmr.c
index 09e6c2d3cef8dbbb1fe0170442bac3c77175bd8e..ad30e9c3a99339ecee522de8f46cc8dc82f95a12 100644 (file)
--- a/tmr.c
+++ b/tmr.c
@@ -1,3 +1,32 @@
+/*
+ * Copyright © 2011, 2012, Titanium Mirror, Inc..
+ * All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * - Redistributions of source code must retain the above copyright notice,
+ *   this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - Neither the name of Titanium Mirror, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from
+ *   this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
+ * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
+ * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
 /*
  * File:   tmr.c
  *
@@ -108,7 +137,8 @@ void tmr_isr()
     TMR0IF = 0;
     _tmr_ticks++;
     for (tmr_bitno_t t = 0; t < TMR_COUNT; t++) {
-      if (bit_get(_tmr_on, t) && _tmr_ticks - _tmr_t0[t] >= _tmr_elapsed[t]) {
+      if (bit_get(_tmr_on, t) &&
+          (tmr_time_t)(_tmr_ticks - _tmr_t0[t]) >= _tmr_elapsed[t]) {
         bit_set(_tmr_flag, t);
         if (bit_get(_tmr_periodic, t))
           _tmr_t0[t] += _tmr_elapsed[t];