Printer capabilities

Firmware/Configuration_adv.h

@@ -376,6 +376,11 @@ const unsigned int dropsegments=5; //everything with less than this number of st
   #endif
 #endif
 
+/**
+ * Include capabilities in M115 output
+ */
+// #define EXTENDED_CAPABILITIES_REPORT
+
 //===========================================================================
 //=============================  Define Defines  ============================
 //===========================================================================

Firmware/Marlin_main.cpp

@@ -3404,6 +3404,17 @@ static void gcode_G92()
     }
 }
 
+#ifdef EXTENDED_CAPABILITIES_REPORT
+
+static void cap_line(const char* name, bool ena = false) {
+    printf_P(PSTR("Cap:%S:%c\n"), name, (char)ena + '0');
+}
+
+static void extended_capabilities_report()
+{
+    //@todo
+}
+#endif //EXTENDED_CAPABILITIES_REPORT
 
 #ifdef BACKLASH_X
 extern uint8_t st_backlash_x;
@@ -6803,6 +6814,11 @@ Sigma_Exit:
           SERIAL_ECHOPGM(" UUID:"); 
           SERIAL_ECHOLNPGM(MACHINE_UUID);
       }
+      
+#ifdef EXTENDED_CAPABILITIES_REPORT
+      extended_capabilities_report();
+#endif //EXTENDED_CAPABILITIES_REPORT
+      
       break;
 
     /*!