pulseInASM: rework comment style

Author: facchinm

hardware/arduino/avr/cores/arduino/wiring_pulse.S

@@ -20,32 +20,34 @@
   Boston, MA  02111-1307  USA
 */
 
-# The following routine was generated by avr-gcc 4.8.3 with the following parameters
-# -gstabs -Wa,-ahlmsd=output.lst -dp -fverbose-asm -O2
-# on the original C function
-#
-# unsigned long pulseInSimpl(volatile uint8_t *port, uint8_t bit, uint8_t stateMask, unsigned long maxloops)
-# {
-#     unsigned long width = 0;
-#     // wait for any previous pulse to end
-#     while ((*port & bit) == stateMask)
-#         if (--maxloops == 0)
-#             return 0;
-#
-#     // wait for the pulse to start
-#     while ((*port & bit) != stateMask)
-#         if (--maxloops == 0)
-#             return 0;
-#
-#     // wait for the pulse to stop
-#     while ((*port & bit) == stateMask) {
-#         if (++width == maxloops)
-#             return 0;
-#     }
-#     return width;
-# }
-#
-# some compiler outputs were removed but the rest of the code is untouched
+/*
+ * The following routine was generated by avr-gcc 4.8.3 with the following parameters
+ * -gstabs -Wa,-ahlmsd=output.lst -dp -fverbose-asm -O2
+ * on the original C function
+ *
+ * unsigned long pulseInSimpl(volatile uint8_t *port, uint8_t bit, uint8_t stateMask, unsigned long maxloops)
+ * {
+ *     unsigned long width = 0;
+ *     // wait for any previous pulse to end
+ *     while ((*port & bit) == stateMask)
+ *         if (--maxloops == 0)
+ *             return 0;
+ *
+ *     // wait for the pulse to start
+ *     while ((*port & bit) != stateMask)
+ *         if (--maxloops == 0)
+ *             return 0;
+ *
+ *     // wait for the pulse to stop
+ *     while ((*port & bit) == stateMask) {
+ *         if (++width == maxloops)
+ *             return 0;
+ *     }
+ *     return width;
+ * }
+ *
+ * some compiler outputs were removed but the rest of the code is untouched
+ */
 
 #include <avr/io.h>