Updated instructions to have audio in Citra.

README.md

@@ -3,6 +3,7 @@
 This is a port of 3D Pinball - Space Cadet for Nintendo 3DS. It's originally a game that came bundled with Windows from Windows 95 up to Windows XP. This is the current state of the project:
 
 - No menus, options, or results screen.
+- It plays sound effects and music (if the player supplies the music in OGG format).
 - There are still some bugs here and there.
 - It runs slow.
 
@@ -55,7 +56,8 @@ After a successful build, you will get a file called `SpaceCadetPinball.3dsx`, w
 4. For legal reasons, you will need to get the original PC game on your own to obtain the assets like graphics and sound effects. Those are not contained in this repository.
 5. Copy all PC game's assets to to the `SpaceCadetPinball` folder that was created earlier.
 6. Optionally, since this port doesn't play MIDI files, you'll need to convert the music to ogg format, and call the file `PINBALL.ogg`, and put it along the other assets in the `SpaceCadetPinball` folder.
-7. If everything went fine, you should be able to run the game.
+7. Create a new folder named `3ds` inside the `sdmc` folder, and create an empty file there named `dspfirm.cdc`. This will allow to have audio in homebrew apps.
+8. If everything went fine, you should be able to run the game.
 
 ## How to play