- /* Describe the architecture-specific features of this target.
- Returns the description found, or NULL if no description
- was available. */
- const struct target_desc *(*to_read_description) (struct target_ops *ops);
+ /* Describe the architecture-specific features of this target. If
+ OPS doesn't have a description, this should delegate to the
+ "beneath" target. Returns the description found, or NULL if no
+ description was available. */
+ const struct target_desc *(*to_read_description) (struct target_ops *ops)
+ TARGET_DEFAULT_RETURN (0);