Make EFI port primary

core/src/efi.c

@@ -0,0 +1,12 @@
+#include "efi.h"
+#include "main.h"
+
+extern EFI_BOOT_SERVICES *gBS;
+
+EFI_STATUS EFIAPI efi_main(EFI_HANDLE ImageHandle, EFI_SYSTEM_TABLE *SystemTable) {
+    gBS = SystemTable->BootServices;
+    
+    // Initialize standard library (if needed)
+    // ...
+    return kernel_main(SystemTable);
+}