1

src/lib/runtime/PIC.cpp

@@ -0,0 +1,28 @@
+#include <stdio.h>
+#include <string.h>
+#include "esp_heap_caps.h"
+#include "esp_cpu.h"
+
+typedef int (*func_t)(void);
+
+void run_app_from_iram(void)
+{
+    uint8_t code[] = {
+        0x36, 0x41, 0x00, 0x2c, 0xa2, 0x1d, 0xf0
+    };
+
+    void *exec = heap_caps_malloc(sizeof(code),
+                                  MALLOC_CAP_EXEC | MALLOC_CAP_8BIT);
+
+    memcpy(exec, code, sizeof(code));
+
+    //esp_cpu_invalidate_icache_all();
+
+    func_t f = (func_t)exec;
+
+    int result = f();
+
+    printf("Result = %d\n", result);  // Должно быть 42
+
+    heap_caps_free(exec);
+}