Changes since April

Clean up of build directories.
Simplifications to capability model.

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

@@ -0,0 +1,65 @@
+#ifndef __THREAD_H__
+#define __THREAD_H__
+
+#include <l4lib/macros.h>
+#include L4LIB_INC_ARCH(syslib.h)
+#include L4LIB_INC_ARCH(syscalls.h)
+#include <l4lib/exregs.h>
+#include <l4lib/mutex.h>
+#include <l4/api/thread.h>
+#include <l4/lib/list.h>
+
+/*
+ * Library specific-flags for thread creation
+ */
+#define TC_USER_FLAGS_MASK	0x000F0000
+#define TC_NOSTART		0x00010000
+
+/* For same space */
+#define STACK_SIZE			PAGE_SIZE
+
+/* Total threads the library supports */
+#define THREADS_TOTAL			10
+
+/*
+ * Keeps track of threads in the system
+ * created by the pager
+ */
+struct l4_thread_list {
+	int total;		 /* Total number of threads */
+	struct l4_mutex lock;	 /* Threads list lock */
+	struct link thread_list; /* Threads list */
+	struct mem_cache *thread_cache; /* Cache for thread structures */
+};
+
+struct l4_thread {
+	struct task_ids ids;		/* Thread ids */
+	struct l4_mutex lock;		/* Lock for thread struct */
+	struct link list;		/* Link to list of threads */
+	unsigned long *stack;		/* Stack (grows downwards) */
+	struct utcb *utcb;		/* UTCB address */
+};
+
+/*
+ * These are thread calls that are meant to be
+ * called by library users
+ */
+int thread_create(int (*func)(void *), void *args, unsigned int flags,
+		  struct l4_thread **tptr);
+int thread_wait(struct l4_thread *t);
+void thread_exit(int exitcode);
+
+/*
+ * This is to be called only if to-be-destroyed thread is in
+ * sane condition for destruction
+ */
+int thread_destroy(struct l4_thread *thread);
+
+/* Library init function called by __container_init */
+void __l4_threadlib_init(void);
+void l4_parent_thread_init(void);
+extern struct mem_cache *utcb_cache, *stack_cache;
+extern struct l4_thread_list l4_thread_list;
+extern void setup_new_thread(void);
+
+#endif /* __THREAD_H__ */