Move LED toggles into core mains

Author: ckormanyos

ref_app/target.vcxproj

@@ -1087,7 +1087,7 @@
     <ClCompile Include="target\micros\am335x\startup\crt1.cpp" />
     <ClCompile Include="target\micros\am335x\startup\int_vect.cpp" />
     <ClCompile Include="target\micros\am6254_soc\Code\Appli\Core\a53\main.c" />
-    <ClCompile Include="target\micros\am6254_soc\Code\Appli\Core\a53\main_core0.cpp" />
+    <ClCompile Include="target\micros\am6254_soc\Code\Appli\Core\a53\main_cores.cpp" />
     <ClCompile Include="target\micros\am6254_soc\Code\Mcal\SysTickTimer\SysTickTimer.c" />
     <ClCompile Include="target\micros\am6254_soc\Code\Startup\Core\a53\Startup.c" />
     <ClCompile Include="target\micros\am6254_soc\Code\Std\StdLib.c" />

ref_app/target.vcxproj.filters

@@ -1085,7 +1085,7 @@
     <ClCompile Include="target\micros\am6254_soc\Code\Startup\Core\a53\Startup.c">
       <Filter>micros\am6254_soc\Code\Startup\Core\a53</Filter>
     </ClCompile>
-    <ClCompile Include="target\micros\am6254_soc\Code\Appli\Core\a53\main_core0.cpp">
+    <ClCompile Include="target\micros\am6254_soc\Code\Appli\Core\a53\main_cores.cpp">
       <Filter>micros\am6254_soc\Code\Appli\Core\a53</Filter>
     </ClCompile>
   </ItemGroup>

ref_app/target/micros/am6254_soc/Code/Appli/Core/a53/main.c

@@ -14,7 +14,11 @@
 void timer_isr(void);
 
 extern uint32_t GetActiveCoreId(void);
+
 extern void main_core0(void);
+extern void main_core1(void);
+extern void main_core2(void);
+extern void main_core3(void);
 
 #if defined(__GNUC__)
 __attribute__((used,noinline))
@@ -88,16 +92,10 @@ void main(void)
   // Move the core initialization functions into main_init().
   main_init(ActiveCore);
 
-  if(ActiveCore == UINT32_C(0))
-  {
-    // TBD: Run my cooperative scheduler, and replace the while-loop.
-    main_core0();
-    //while(1) { (void) mcal_gpt_get_time_elapsed(); }
-  }
-  else
-  {
-    while(1) { ; }
-  }
+  if     (ActiveCore == UINT32_C(0)) { main_core0(); } // TBD: Run the normal ref_app coop-scheduler in core0.
+  else if(ActiveCore == UINT32_C(1)) { main_core1(); }
+  else if(ActiveCore == UINT32_C(2)) { main_core2(); }
+  else if(ActiveCore == UINT32_C(3)) { main_core3(); }
 }
 
 //----------------------------------------------------------------------------------------

ref_app/target/micros/am6254_soc/Code/Appli/Core/a53/main_core0.cpp

@@ -0,0 +1,46 @@
+///////////////////////////////////////////////////////////////////////////////
+//  Copyright Christopher Kormanyos 2025.
+//  Distributed under the Boost Software License,
+//  Version 1.0. (See accompanying file LICENSE_1_0.txt
+//  or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+
+#include <core_macros.h>
+#include <my_led.h>
+
+#include <util/utility/util_time.h>
+
+#include <cstdint>
+
+extern "C" void main_core0(void);
+extern "C" void main_core1(void);
+extern "C" void main_core2(void);
+extern "C" void main_core3(void);
+
+template<const int LED_ID>
+void main_core_worker(void)
+{
+  using timer_type = util::timer<std::uint64_t>;
+
+  using led_type = my_led<LED_ID>;
+
+  led_type led;
+
+  timer_type led_timer(timer_type::seconds(1U));
+
+  led.toggle();
+
+  for(;;)
+  {
+    while(!led_timer.timeout()) { asm volatile("nop"); }
+
+    led.toggle();
+
+    led_timer.start_interval(timer_type::seconds(1U));
+  }
+}
+
+extern "C" void main_core0(void) { main_core_worker<LED_1>(); }
+extern "C" void main_core1(void) { main_core_worker<LED_2>(); }
+extern "C" void main_core2(void) { main_core_worker<LED_3>(); }
+extern "C" void main_core3(void) { main_core_worker<LED_4>(); }

ref_app/target/micros/am6254_soc/Code/Appli/Core/a53/main_cores.cpp

@@ -14,7 +14,7 @@ FILES_CPP :=
 FILES_TGT  = $(PATH_APP)/mcal/mcal_gcc_cxx_completion                            \
              $(PATH_APP)/mcal/$(TGT)/mcal_gpt                                    \
              $(PATH_TGT)/Code/Appli/Core/$(CORE_FAMILY)/main                     \
-             $(PATH_TGT)/Code/Appli/Core/$(CORE_FAMILY)/main_core0               \
+             $(PATH_TGT)/Code/Appli/Core/$(CORE_FAMILY)/main_cores               \
              $(PATH_TGT)/Code/Startup/Core/$(CORE_FAMILY)/Startup                \
              $(PATH_TGT)/Code/Std/StdLib