⚡️ Ethernet Buffer for Input Shaping on LPC (MarlinFirmware#26027)

Andy-Big · Jul 19, 2023 · d404b4c · d404b4c
1 parent e0639d3
commit d404b4c
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/Marlin/src/module/stepper.cpp b/Marlin/src/module/stepper.cpp
@@ -247,7 +247,13 @@ uint32_t Stepper::advance_divisor = 0,
 
 #if HAS_ZV_SHAPING
   shaping_time_t      ShapingQueue::now = 0;
-  shaping_time_t      ShapingQueue::times[shaping_echoes];
+  #if ANY(MCU_LPC1768, MCU_LPC1769) && DISABLED(NO_LPC_ETHERNET_BUFFER)
+    // Use the 16K LPC Ethernet buffer: https://github.com/MarlinFirmware/Marlin/issues/25432#issuecomment-1450420638
+    #define _ATTR_BUFFER __attribute__((section("AHBSRAM1"),aligned))
+  #else
+    #define _ATTR_BUFFER
+  #endif
+  shaping_time_t      ShapingQueue::times[shaping_echoes] _ATTR_BUFFER;
   shaping_echo_axis_t ShapingQueue::echo_axes[shaping_echoes];
   uint16_t            ShapingQueue::tail = 0;
 

diff --git a/Marlin/src/pins/pins.h b/Marlin/src/pins/pins.h
@@ -120,7 +120,7 @@
 #ifdef __MARLIN_DEPS__
   #define NOT_TARGET(V...) 0
 #else
-  #define NOT_TARGET(V...) NONE(V)
+  #define NOT_TARGET NONE
 #endif
 
 //