ARM11: remove unused state and exports

For now there's no point in saving this stuff after examine()
checks it out as OK.  Ditto exporting symbols that aren't
used outside of the module which defines them.  In fact, those
two things needlessly complicate the code...

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>

src/target/arm11.h

@@ -62,15 +62,9 @@ struct arm11_common
 	/** \name Processor type detection */
 	/*@{*/
 
-	uint32_t		device_id;		/**< IDCODE readout				*/
-	uint32_t		didr;			/**< DIDR readout (debug capabilities)	*/
-	uint8_t		implementor;	/**< DIDR Implementor readout		*/
-
 	size_t	brp;			/**< Number of Breakpoint Register Pairs from DIDR	*/
 	size_t	wrp;			/**< Number of Watchpoint Register Pairs from DIDR	*/
 
-	enum arm11_debug_version
-		debug_version;		/**< ARM debug architecture from DIDR	*/
 	/*@}*/
 
 	uint32_t		last_dscr;		/**< Last retrieved DSCR value;