How to create initialize block on SIMULINK model corresponding with M-file

It is a block that is just show there is a file need to be run for the simulation. As shown in the picture

This picture show I need to run M6 (M-file) before I run my simulation.

Answer 1

[Birdman]

You can use Callback Function property of your Simulink model. You can find it in File->Model Properties->Callback Functions. Here, you can put your code in PreLoadFcn and you can make it run before your simulation.