PS4 SDK 2.508

 internal class CpUpdatePlugIn : IPlugIn 
    { 
        public override string Name 
        { 
            get { return "recover-cp"; } 
        } 
  
        public override string Options 
        { 
            get { return "file [devkit ...]"; } 
        } 
  
        public override bool IsValidArgCount(int argc) 
        { 
            return argc >= 1; 
        } 
  
        public override string HelpString 
        { 
            get { return "Updates the firmware of the DevKit with the cpupdater.bin file specified."; } 
        } 
  
        public override bool Hidden 
        { 
            get { return true; } 
        } 
  
        public override bool Execute(List<string> args) 
        { 
            ORTMAPI tm = null; 
            API.Instance(out tm); 
  
            string path = Path.GetFullPath(args[0]); 
            args.RemoveAt(0); 
  
            bool success = false; 
            List<ITarget> targets = TargetListHelper.TargetList(tm, args); 
  
            foreach (ITarget tgt in targets) 
            { 
                try 
                { 
                    using (CtrlCHandler handler = CtrlCHandler.StandardCtrlCHandler(tgt)) 
                    using (RefCountedConnection rc = new RefCountedConnection(tgt)) 
                    { 
                        ITarget23 tgt23 = (ITarget23)tgt; 
  
                        CpUpdateProgressHandler ph = new CpUpdateProgressHandler(tm, tgt); 
                        tgt23.UpdateCPFirmware(path); 
                        success = ph.Success || success; 
                    } 
                } 
                catch (COMException e) 
                { 
                    ErrorHelper.PrintError(tm, e); 
                } 
            } 
  
            return success; 
        } 
    }