1 files changed, 59 insertions, 0 deletions
diff --git a/test/scheduler/main.c b/test/scheduler/main.c
new file mode 100644
index 0000000..79ca41b
--- /dev/null
+++ b/test/scheduler/main.c
@@ -0,0 +1,59 @@
+#include <stddef.h>
+#include <stdio.h>
+#include <avr/pgmspace.h>
+#include <avr/interrupt.h>
+#include "task/task.h"
+#include "task/sched.h"
+#include "bug/panic.h"
+#include "bug/debug.h"
+#include "mcu/task/context.h"
+#include "tshield/tshield.h"
+
+#define WAIT_CYCLES(cycles) for (volatile unsigned long i = 0; i < cycles; ++i) {}
+
+struct list_head frozen = LIST_HEAD_INIT(frozen);
+
+void freeze() __attribute__ ( ( naked ) );
+void freeze() {
+  context_save();
+  sleep_queue(&frozen);
+  schedule();
+  context_restore();
+}
+
+void blink( char id) {
+  while(1) {
+    debug_led(id - 1,1);
+    WAIT_CYCLES((long) 30000);
+    debug_led(id - 1,0);
+    WAIT_CYCLES((long) 30000);
+  }
+}
+
+
+DECLARE_TASK(task1, DEFAULT_STACK_SIZE, blink, 1);
+DECLARE_TASK(task2, DEFAULT_STACK_SIZE, blink, 2);
+DECLARE_TASK(task3, DEFAULT_STACK_SIZE, blink, 3);
+DECLARE_TASK(task4, DEFAULT_STACK_SIZE, blink, 4);
+
+
+int main(int argc, char *argv[]) {
+  cli();
+  tshield_init();
+
+  
+
+  spawn(&task1);
+  spawn(&task2);
+  spawn(&task3);
+  spawn(&task4);
+  
+  sei();
+  clock_init(10, schedule);
+  clock_start();
+  sched_init();
+
+
+  panic(); //should never reach here
+  while(1){}
+}