lm3s1968: integrate the hardware timer driver into the main timer module.
[bertos.git] / examples / lm3s1968 / lm3s1968.c
index bb9d231dc44c15af21099527b85b16352d88b9ff..9dfaf006a868f1cdb86b2fc2c0ae950c4ffc6466 100644 (file)
  */
 
 #include <cpu/irq.h>
+#include <drv/timer.h>
 #include "io/lm3s.h"
-#include "drv/timer_lm3s.h"
 
-extern unsigned long ticks;
-
-int main(void)
+static void led_init(void)
 {
-       kdbg_init();
-       timer_hw_init();
-
        /* Enable the GPIO port that is used for the on-board LED */
        SYSCTL_RCGC2_R = SYSCTL_RCGC2_GPIOG;
        /*
@@ -56,14 +51,32 @@ int main(void)
        /* Enable the GPIO pin for the LED */
        GPIO_PORTG_DIR_R = 0x04;
        GPIO_PORTG_DEN_R = 0x04;
+}
+
+static void led_on(void)
+{
+       GPIO_PORTG_DATA_R |= 0x04;
+}
+
+static void led_off(void)
+{
+       GPIO_PORTG_DATA_R &= ~0x04;
+}
+
+int main(void)
+{
+       IRQ_ENABLE;
+       kdbg_init();
+       timer_init();
+       led_init();
 
        while(1)
        {
-               /* Turn on the LED */
-               if ((ticks & 0x04) == 0x04)
-                       GPIO_PORTG_DATA_R |= 0x04;
-               /* Turn off the LED */
-               else if ((ticks & 0x04) == 0)
-                       GPIO_PORTG_DATA_R &= ~0x04;
+               kputs("STATUS LED: on \r");
+               led_on();
+               timer_delay(1000);
+               kputs("STATUS LED: off\r");
+               led_off();
+               timer_delay(1000);
        }
 }