Create Simulator target scaffold

core/src/nova64_core.c

@@ -0,0 +1,76 @@
+#include "nova64_core.h"
+#include "FreeRTOS.h"
+#include "queue.h"
+#include "task.h"
+#include <stdio.h>
+
+#if defined(ESP_PLATFORM)
+/* ESP32-spezifische Header für Low-Power & Watchdog */
+#include "esp_pm.h"
+#include "esp_rom_sys.h"
+#include "esp_task_wdt.h"
+#elif defined(_WIN32)
+/* Windows API für Schlafen im Desktop-Thread */
+#include <windows.h>
+#else
+/* POSIX / Linux / macOS Sleep */
+#define _POSIX_C_SOURCE 199309L
+#include <time.h>
+#endif
+
+static bool is_initialized = false;
+static QueueHandle_t event_queue = NULL;
+
+
+NOVA64_API bool nova64_init_io(const nova64_io_interface_t *io_interface) {
+  printf("[Nova64 Core] System Initializing...\n");
+
+  event_queue = xQueueCreate(10, sizeof(uint32_t));
+
+  is_initialized = true;
+  return true;
+}
+
+NOVA64_API int32_t nova64_process_tick(uint32_t delta_ms) {
+  if (!is_initialized)
+    return -1;
+  // Core Game-Logic & State Machine Ticks
+  return 0; // OK
+}
+
+NOVA64_API uint32_t nova64_get_version(void) {
+  return 0x010000; // v1.0.0
+}
+
+/* FreeRTOS hook: called by the kernel when the idle task runs.
+ * Required because configUSE_IDLE_HOOK is enabled in FreeRTOSConfig.h
+ */
+void vApplicationIdleHook(void) {
+#if defined(ESP_PLATFORM)
+
+  // -------------------------------------------------------------------------
+  // ESP32-specific idle hook code
+  // -------------------------------------------------------------------------
+#if CONFIG_ESP_TASK_WDT
+  // Feed the watchdog to prevent reset
+  esp_task_wdt_reset();
+#endif
+  asm volatile("wfi"); // Wait for interrupt to save power
+
+#elif defined(_WIN32)
+
+  // -------------------------------------------------------------------------
+  // Windows-specific idle hook code
+  // -------------------------------------------------------------------------
+  Sleep(1); // Sleep for 1 millisecond to yield CPU
+
+#else
+
+  // -------------------------------------------------------------------------
+  // POSIX-specific idle hook code
+  // -------------------------------------------------------------------------
+  struct timespec ts = {0, 1000000}; // 1 millisecond
+  nanosleep(&ts, NULL);
+
+#endif
+}