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-rw-r--r--src/sys/schedule.c2
-rw-r--r--src/sys/schedule.flat.c32
-rw-r--r--src/sys/schedule.h1
-rw-r--r--src/sys/schedule.ll.c13
-rw-r--r--src/sys/schedule.q.c54
5 files changed, 102 insertions, 0 deletions
diff --git a/src/sys/schedule.c b/src/sys/schedule.c
index f920b0e..8cf2780 100644
--- a/src/sys/schedule.c
+++ b/src/sys/schedule.c
@@ -2,6 +2,7 @@
#include "../lib/ll.h"
#include "../lib/q.h"
+#ifdef IGNORE
#ifdef FLAT
static struct Task* task_list[256];
@@ -79,3 +80,4 @@ void execute_task(void)
}
}
#endif
+#endif
diff --git a/src/sys/schedule.flat.c b/src/sys/schedule.flat.c
new file mode 100644
index 0000000..6eb0d14
--- /dev/null
+++ b/src/sys/schedule.flat.c
@@ -0,0 +1,32 @@
+#ifdef FLAT
+
+#include "../sys/schedule.h"
+static struct Task* task_list[256];
+
+static struct Scheduler scheduler = {
+ .tasks = task_list,
+};
+
+static unsigned int ntask_i = 0;
+
+void add_task(struct Task* t)
+{
+ scheduler.tasks[ntask_i] = t;
+ ntask_i += 1;
+ if (ntask_i > 256) {
+ ntask_i = 0;
+ }
+}
+
+unsigned int get_task_length(void)
+{
+ return ntask_i;
+}
+
+void execute_task(void)
+{
+ if (scheduler.tasks[ntask_i-1] != 0)
+ scheduler.tasks[ntask_i-1]->task();
+}
+
+#endif
diff --git a/src/sys/schedule.h b/src/sys/schedule.h
index 04dad6a..2fd6acd 100644
--- a/src/sys/schedule.h
+++ b/src/sys/schedule.h
@@ -22,6 +22,7 @@ struct Scheduler {
};
#endif
+void add_fxn(void (*task)(void), unsigned char priority);
void add_task(struct Task*);
unsigned int get_task_length(void);
void execute_task(void);
diff --git a/src/sys/schedule.ll.c b/src/sys/schedule.ll.c
new file mode 100644
index 0000000..d9ab954
--- /dev/null
+++ b/src/sys/schedule.ll.c
@@ -0,0 +1,13 @@
+#ifdef LL
+
+#include "../sys/schedule.h"
+#include "../lib/ll.h"
+static struct LL bl = {
+ .prev = 0,
+ .next = 0,
+};
+static struct Scheduler scheduler = {
+ .tasks = &bl,
+};
+
+#endif
diff --git a/src/sys/schedule.q.c b/src/sys/schedule.q.c
new file mode 100644
index 0000000..818ba66
--- /dev/null
+++ b/src/sys/schedule.q.c
@@ -0,0 +1,54 @@
+#if !(defined(LL) || defined(FLAT))
+#include "../sys/schedule.h"
+#include "../lib/q.h"
+#include "../lib/mem.h"
+
+static struct Q_base bq = {
+ .next = 0,
+ .last = 0,
+};
+static struct Scheduler scheduler = {
+ .tasks = &bq,
+};
+
+void add_fxn(void (*task)(void), unsigned char priority)
+{
+ struct Task* t = (struct Task*)malloc(sizeof(struct Task));
+ t->priority = priority;
+ t->task = task;
+ add_task(t);
+}
+
+void add_task(struct Task* t)
+{
+ pushq(scheduler.tasks, t);
+}
+
+unsigned int get_task_length(void)
+{
+ unsigned int length = 0;
+ if (scheduler.tasks->last == 0)
+ return length;
+ else if (scheduler.tasks->next == scheduler.tasks->last)
+ return 1;
+ else {
+ struct Q* q = scheduler.tasks->next;
+ length += 1;
+ while (q->next != 0) {
+ q = q->next;
+ length += 1;
+ }
+ return length;
+ }
+}
+
+void execute_task(void)
+{
+ if (scheduler.tasks->last != 0) {
+ struct Task* tsk = (struct Task*)scheduler.tasks->next->data;
+ (tsk->task)();
+ popq(scheduler.tasks);
+ }
+}
+
+#endif