Moved all threading functions to libl4/include/l4lib/thread/*

conts/libl4/include/l4lib/thread/thread.h

@@ -0,0 +1,32 @@
+#ifndef __L4_THREAD_H__
+#define __L4_THREAD_H__
+
+#include <libl4/arch/utcb.h>
+#include <libl4/arch/types.h>
+
+struct l4_thread_struct {
+	l4id_t tlid;			/* Thread local id */
+	struct task_ids ids;		/* Thread L4-defined ids */
+	struct utcb *utcb;		/* Thread utcb */
+	unsigned long stack_start;	/* Thread start of stack */
+};
+
+
+/* -- Bora start -- */
+
+/* A helper macro easing utcb space creation. */
+#define DECLARE_UTCB_SPACE(name, entries) \
+	char name[(entries + PAGE_SIZE / UTCB_SIZE) * UTCB_SIZE] ALIGN(PAGE_SIZE);
+
+int l4_set_stack_params(unsigned long stack_top,
+			unsigned long stack_bottom,
+			unsigned long stack_size);
+int l4_set_utcb_params(unsigned long utcb_start, unsigned long utcb_end);
+
+int l4_thread_create(struct task_ids *ids, unsigned int flags,
+			int (*func)(void *), void *arg);
+void l4_thread_exit(int retval);
+
+/* -- Bora start -- */
+
+#endif /* __L4_THREAD_H__ */