#define CONF_SM                        (_ULCAST_(1) << 16)
 #define CONF_SC                        (_ULCAST_(1) << 17)
 #define CONF_EW                        (_ULCAST_(3) << 18)
-#define CONF_SB                        (_ULCAST_(3) << 22)
 #define CONF_EP                        (_ULCAST_(15)<< 24)
 #define CONF_EC                        (_ULCAST_(7) << 28)
 #define CONF_CM                        (_ULCAST_(1) << 31)
 /* Bits specific to the R4xx0.  */
 #define R4K_CONF_SW            (_ULCAST_(1) << 20)
 #define R4K_CONF_SS            (_ULCAST_(1) << 21)
+#define R4K_CONF_SB            (_ULCAST_(3) << 22)
 
 /* Bits specific to the R5000.  */
 #define R5K_CONF_SE            (_ULCAST_(1) << 12)