libspark/hw_caps: add more stb ids, add boxtype

include/hardware_caps.h

@@ -35,6 +35,9 @@ typedef struct hw_caps
 	int display_yres;
 	char boxvendor[64];
 	char boxname[64];
+#ifdef MARTII
+	int boxtype;
+#endif
 } hw_caps_t;
 
 hw_caps_t *get_hwcaps(void);