Optional M42/M226; Add more features filters (#19664)

Marlin/Configuration_adv.h

@@ -3559,6 +3559,11 @@
 //
 //#define M100_FREE_MEMORY_WATCHER
 
+//
+// M42 - Set pin states
+//
+//#define DIRECT_PIN_CONTROL
+
 //
 // M43 - display pin status, toggle pins, watch pins, watch endstops & toggle LED, test servo probe
 //

Marlin/src/gcode/control/M226.cpp

@@ -20,6 +20,10 @@
  *
  */
 
+#include "../../inc/MarlinConfig.h"
+
+#if ENABLED(DIRECT_PIN_CONTROL)
+
 #include "../gcode.h"
 #include "../../MarlinCore.h" // for pin_is_protected and idle()
 #include "../../module/stepper.h"
@@ -50,3 +54,5 @@ void GcodeSuite::M226() {
     } // pin_state -1 0 1 && pin > -1
   } // parser.seen('P')
 }
+
+#endif // DIRECT_PIN_CONTROL

Marlin/src/gcode/control/M42.cpp

@@ -20,9 +20,12 @@
  *
  */
 
+#include "../../inc/MarlinConfig.h"
+
+#if ENABLED(DIRECT_PIN_CONTROL)
+
 #include "../gcode.h"
 #include "../../MarlinCore.h" // for pin_is_protected
-#include "../../inc/MarlinConfig.h"
 
 #if HAS_FAN
   #include "../../module/temperature.h"
@@ -96,3 +99,5 @@ void GcodeSuite::M42() {
   extDigitalWrite(pin, pin_status);
   analogWrite(pin, pin_status);
 }
+
+#endif // DIRECT_PIN_CONTROL

Marlin/src/gcode/gcode.cpp

@@ -445,7 +445,10 @@ void GcodeSuite::process_parsed_command(const bool no_ok/*=false*/) {
       #endif // SDSUPPORT
 
       case 31: M31(); break;                                      // M31: Report time since the start of SD print or last M109
-      case 42: M42(); break;                                      // M42: Change pin state
+
+      #if ENABLED(DIRECT_PIN_CONTROL)
+        case 42: M42(); break;                                    // M42: Change pin state
+      #endif
 
       #if ENABLED(PINS_DEBUGGING)
         case 43: M43(); break;                                    // M43: Read pin state
@@ -620,7 +623,9 @@ void GcodeSuite::process_parsed_command(const bool no_ok/*=false*/) {
         case 221: M221(); break;                                  // M221: Set Flow Percentage
       #endif
 
-      case 226: M226(); break;                                    // M226: Wait until a pin reaches a state
+      #if ENABLED(DIRECT_PIN_CONTROL)
+        case 226: M226(); break;                                  // M226: Wait until a pin reaches a state
+      #endif
 
       #if HAS_SERVOS
         case 280: M280(); break;                                  // M280: Set servo position absolute

Marlin/src/gcode/gcode.h

@@ -109,7 +109,7 @@
  *        The '#' is necessary when calling from within sd files, as it stops buffer prereading
  * M33  - Get the longname version of a path. (Requires LONG_FILENAME_HOST_SUPPORT)
  * M34  - Set SD Card sorting options. (Requires SDCARD_SORT_ALPHA)
- * M42  - Change pin status via gcode: M42 P<pin> S<value>. LED pin assumed if P is omitted.
+ * M42  - Change pin status via gcode: M42 P<pin> S<value>. LED pin assumed if P is omitted. (Requires DIRECT_PIN_CONTROL)
  * M43  - Display pin status, watch pins for changes, watch endstops & toggle LED, Z servo probe test, toggle pins
  * M48  - Measure Z Probe repeatability: M48 P<points> X<pos> Y<pos> V<level> E<engage> L<legs> S<chizoid>. (Requires Z_MIN_PROBE_REPEATABILITY_TEST)
  * M73  - Set the progress percentage. (Requires LCD_SET_PROGRESS_MANUALLY)
@@ -183,7 +183,7 @@
  * M220 - Set Feedrate Percentage: "M220 S<percent>" (i.e., "FR" on the LCD)
  *        Use "M220 B" to back up the Feedrate Percentage and "M220 R" to restore it. (Requires PRUSA_MMU2)
  * M221 - Set Flow Percentage: "M221 S<percent>"
- * M226 - Wait until a pin is in a given state: "M226 P<pin> S<state>"
+ * M226 - Wait until a pin is in a given state: "M226 P<pin> S<state>" (Requires DIRECT_PIN_CONTROL)
  * M240 - Trigger a camera to take a photograph. (Requires PHOTO_GCODE)
  * M250 - Set LCD contrast: "M250 C<contrast>" (0-63). (Requires LCD support)
  * M260 - i2c Send Data (Requires EXPERIMENTAL_I2CBUS)
@@ -544,8 +544,7 @@ private:
     #endif
   #endif
 
-  static void M42();
-
+  TERN_(DIRECT_PIN_CONTROL, static void M42());
   TERN_(PINS_DEBUGGING, static void M43());
 
   TERN_(Z_MIN_PROBE_REPEATABILITY_TEST, static void M48());
@@ -673,7 +672,7 @@ private:
     static void M221();
   #endif
 
-  static void M226();
+  TERN_(DIRECT_PIN_CONTROL, static void M226());
 
   TERN_(PHOTO_GCODE, static void M240());
 

Marlin/src/inc/MarlinConfig.h

@@ -27,21 +27,31 @@
 
 #include "MarlinConfigPre.h"
 
-#include "../HAL/HAL.h"
+#ifndef __MARLIN_DEPS__
+  #include "../HAL/HAL.h"
+#endif
 
 #include "../pins/pins.h"
-#include HAL_PATH(../HAL, timers.h)
-#include HAL_PATH(../HAL, spi_pins.h)
+
+#ifndef __MARLIN_DEPS__
+  #include HAL_PATH(../HAL, timers.h)
+  #include HAL_PATH(../HAL, spi_pins.h)
+#endif
 
 #include "Conditionals_post.h"
-#include HAL_PATH(../HAL, inc/Conditionals_post.h)
 
-#include "../core/types.h"  // Ahead of sanity-checks
+#ifndef __MARLIN_DEPS__
 
-#include "SanityCheck.h"
-#include HAL_PATH(../HAL, inc/SanityCheck.h)
+  #include HAL_PATH(../HAL, inc/Conditionals_post.h)
 
-// Include all core headers
-#include "../core/language.h"
-#include "../core/utility.h"
-#include "../core/serial.h"
+  #include "../core/types.h"  // Ahead of sanity-checks
+
+  #include "SanityCheck.h"
+  #include HAL_PATH(../HAL, inc/SanityCheck.h)
+
+  // Include all core headers
+  #include "../core/language.h"
+  #include "../core/utility.h"
+  #include "../core/serial.h"
+
+#endif

Marlin/src/inc/MarlinConfigPre.h

@@ -30,7 +30,9 @@
 //
 #include <stdint.h>
 
-#include "../HAL/platforms.h"
+#ifndef __MARLIN_DEPS__
+  #include "../HAL/platforms.h"
+#endif
 
 #include "../core/boards.h"
 #include "../core/macros.h"
@@ -45,10 +47,16 @@
 #include "Version.h"
 
 #include "Conditionals_LCD.h"
-#include HAL_PATH(../HAL, inc/Conditionals_LCD.h)
+
+#ifndef __MARLIN_DEPS__
+  #include HAL_PATH(../HAL, inc/Conditionals_LCD.h)
+#endif
 
 #include "../core/drivers.h"
 #include "../../Configuration_adv.h"
 
 #include "Conditionals_adv.h"
-#include HAL_PATH(../HAL, inc/Conditionals_adv.h)
+
+#ifndef __MARLIN_DEPS__
+  #include HAL_PATH(../HAL, inc/Conditionals_adv.h)
+#endif

Marlin/src/pins/pins.h

@@ -52,7 +52,7 @@
 #define HAS_FREE_AUX2_PINS !(BOTH(ULTRA_LCD, NEWPANEL) && ANY(PANEL_ONE, VIKI2, miniVIKI, MINIPANEL, REPRAPWORLD_KEYPAD))
 
 // Test the target within the included pins file
-#ifdef __MARLIN_PREBUILD__
+#ifdef __MARLIN_DEPS__
   #define NOT_TARGET(V...) 0
 #else
   #define NOT_TARGET(V...) NONE(V)