Add and use rtems_bsd_get_task_stack_size()

rtemsbsd/include/machine/rtems-bsd-thread.h

@@ -50,9 +50,6 @@
 
 #define BSD_TASK_NAME rtems_build_name('_', 'B', 'S', 'D')
 
-/* FIXME */
-#define BSD_MINIMUM_TASK_STACK_SIZE ((size_t) 32 * 1024)
-
 struct sleepqueue {
 	Thread_queue_Control sq_blocked;
 	LIST_ENTRY(sleepqueue) sq_hash;

rtemsbsd/include/rtems/bsd/bsd.h

@@ -90,6 +90,19 @@ rtems_status_code rtems_bsd_initialize(void);
  */
 rtems_task_priority rtems_bsd_get_task_priority(const char *name);
 
+/**
+ * @brief Returns the stack size for a task specified by its name.
+ *
+ * Applications may provide their own implementation of this function.  For
+ * example they can define their implementation in the same module which calls
+ * rtems_bsd_initialize().
+ *
+ * @param[in] name The task name.
+ *
+ * @return The desired task stack size.
+ */
+size_t rtems_bsd_get_task_stack_size(const char *name);
+
 #ifdef __cplusplus
 }
 #endif /* __cplusplus */