raspberry pi is too slow for desmume

emuconf/desmume/config

-[KEYS]
-A=65293
-B=65288
-Select=101
-Start=116
-Right=65363
-Left=65361
-Up=65362
-Down=65364
-R=65366
-L=65365
-X=120
-Y=121
-Debug=49
-Boost=50
-Lid=51

emuconf/desmume/config.cfg

-[View]
-ScreenLayout=2
-SwapScreens=false
-Rotation=0
-ScreenGap=false
-Filter=0
-SecondaryFilter=3
-ShowMenu=true
-ShowToolbar=true
-ShowStatusbar=true
-
-[Window]
-Scale2x=0
-Fullscreen=true
-
-[HudDisplay]
-Fps=false
-FrameCounter=false
-LagCounter=false
-Input=false
-GraphicalInput=false
-RTC=false
-Mic=false
-
-[Config]
-FpsLimiter=true
-AudoFrameskip=true
-Frameskip=0
-
-[Audio]
-Enabled=true
-Synchronization=0
-Interpolation=1

js/emulate.js

 	await shell.safe("vba", "--config", "emuconf/vba/vba.cfg", path);
 }
 
-async function run_desmume(path, saves) {
-	await cpconf("desmume", ".config/desmume");
-	await shell.safe("desmume", path);
-}
-
 var emus = {
-	nds: run_desmume,
 	gba: run_visualboy,
 	gbc: run_visualboy,
 };

server.js

 
 function updateGames() {
 	if (driveMounted) {
-		var rx = /\.(gba|gbc|nds)$/;
+		var rx = /\.(gba|gbc)$/;
 		fs.readdir(rompath, (err, list) => {
 			if (err)
 				throw err;