#define sn_hwp_is_shared f.fields.is_shared
#define sn_hwp_flags f.b.flags
-#define SN_HWPERF_FOREIGN(x) (!(x)->sn_hwp_this_part && !(x)->sn_hwp_is_shared)
+/* macros for object classification */
+#define SN_HWPERF_IS_NODE(x) ((x) && strstr((x)->name, "SHub"))
+#define SN_HWPERF_IS_IONODE(x) ((x) && strstr((x)->name, "TIO"))
+#define SN_HWPERF_IS_ROUTER(x) ((x) && strstr((x)->name, "Router"))
+#define SN_HWPERF_IS_NL3ROUTER(x) ((x) && strstr((x)->name, "NL3Router"))
+#define SN_HWPERF_FOREIGN(x) ((x) && !(x)->sn_hwp_this_part && !(x)->sn_hwp_is_shared)
+#define SN_HWPERF_SAME_OBJTYPE(x,y) ((SN_HWPERF_IS_NODE(x) && SN_HWPERF_IS_NODE(y)) ||\
+ (SN_HWPERF_IS_IONODE(x) && SN_HWPERF_IS_IONODE(y)) ||\
+ (SN_HWPERF_IS_ROUTER(x) && SN_HWPERF_IS_ROUTER(y)))
/* numa port structure, SN_HWPERF_ENUM_PORTS returns an array of these */
struct sn_hwperf_port_info {