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    Please do not post a support request without first reading and following the advice in https://retropie.org.uk/forum/topic/3/read-this-first

    Reicast (Dreamcast) Emulator Not Playing !

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    • P
      pablo @Hyell
      last edited by pablo

      Hi @Hyell

      Seeing as I am using the latest reicast.sh (I have double checked and confirmed that what is on my system is the same as the one you linked to), could you perhaps help me understand what it is this error is exactly telling me? Especially since the same error is thrown up for roms that previously worked and the System Manager.

      UPDATE: So it would seem that this issue is only affecting certain roms. For example, Soul Calibur, Mortal Kombat Gold and Crazy Taxi 2 no longer work but Marvel Vs Capcom 2 and Dead or Alive seem unaffected. Is there some sort of deeper log I can check out??

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      • H
        Hyell @pablo
        last edited by

        @pablo Can you add some logs to see what you have for ,$rootdir, $params and $ROM?
        just add :
        echo "$params" > test.log before aoss command.
        Maybe it's just a null variable.

        P 1 Reply Last reply Reply Quote 0
        • P
          pablo @Hyell
          last edited by pablo

          @Hyell

          So this is what params, rootdir and ROM gives me when trying to run System Manager:

          #params
          -config config:homedir=/home/pi -config x11:fullscreen=1 -config input:evdev_device_id_1=0 -config input:joystick_device_id=-1 -config players:nb=  -config audio:backend=oss -config audio:disable=0
          #rootdir
          /opt/retropie
          #ROM
          /home/pi/RetroPie/roms/dreamcast/systemManager.cdi
          
          

          Also, I spoke too soon about it only affecting certain roms. After a restart everything is down again.

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          • H
            Hyell @pablo
            last edited by Hyell

            @pablo you go players:nb= but you don't have any informations for this.

            try to add :
            [players]
            nb=1 (or more)

            in your emu.cfg file

            [EDIT] In reicast.sh you got a function "mapInput() try to change this line (at the end of function) :
            params+="-config players:nb=$device_counter "
            to
            params+="-config players:nb=2 "

            P R 2 Replies Last reply Reply Quote 1
            • D
              dmanthing
              last edited by dmanthing

              Update on my case - manually installed reicast, still same error

              edit - latest version of retropie on rpi3

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              • H
                Hydro
                last edited by Hydro

                Can anyone redirect me to where I can get the fully working bios from ?

                Try many still no luck !

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                • D
                  dmanthing
                  last edited by

                  None of the above fixes the problem...

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                  • P
                    pablo @Hyell
                    last edited by

                    Thanks @Hyell, I realised what was causing this now. When I was doing the testing I only had my keyboard plugged in and my bluetooth controllers were off. It would seem that the player count ignores my keyboard and thus was making Dreamcast bomb.

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                    • H
                      Hyell @pablo
                      last edited by

                      @pablo :
                      Ok, have fun with this emulator :)

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                      • D
                        dmanthing
                        last edited by

                        Finally fixed my problem... For some strange reason whenever I would copy a rom file onto my SD it will miss 1MB in size. So if rom file was 720Mb, it would copy 719Mb onto sd card makin the rom file unusable. I used terminal command 'cp' to copy the file and finally it works like a charm!

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                        • H
                          Hydro
                          last edited by

                          still having problem getting reicast to workin on the pi 3 !

                          can't even enter the system manager ?

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                          • K
                            krlitosmtnez
                            last edited by krlitosmtnez

                            I'm desperate.

                            I have an Attract mode installation in a Pi3, and Reicast don't let me pass the date&hour screen. I changed the "reicast.sh" file for avoid the autoconfig (as I read in another post), and now reicast don't work (return automatically to the menu). So I decide to make an new installation with RetroPie clean install (without Attract mode) in another microSD. But now the Dreamcast emulator don't run even in the new installation.

                            Clean install case

                            • Clean install
                            • Set controllers (IPAC 2)
                            • I just copy the BIOS files.
                            • Run Systemmanager.
                            • Don't run. The emulator goes back to menu screen.

                            Attract mode case

                            • I save the original reicast.sh original file from the clean copy
                            • I overwrite the file
                            • I run Dreamcast emulator and it doesn't work.

                            I use Sftp for copy the files to the Pi. I supose had good BIOS files because I saw the date & time screen before.

                            What can I do?
                            Thanks!

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                            • H
                              Hyell
                              last edited by

                              Hello,

                              It can be the same issue of pablo.

                              1. In attract mode case. When you say "it doesn't work", what do you mean?
                                You can pass the date/hour screen?

                              2. when you can't pass date/hour screen, can you move the cursor? I can be a controller issue. Maybe it's not config to work with reicast. Can you check on the config directory of reicast if you go the good configuration file for your controller? (/opt/retropie/configs/dreamcast/mapping)

                              3. Your controller is on : /dev/input/ and have a name starting with "js"?

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                              • K
                                krlitosmtnez @Hyell
                                last edited by krlitosmtnez

                                Hi @Hyell

                                1- Doesn't work = emulator don't run. Since I changed the reicast.sh file, the emulator don't start. I selected a game or Systemmanager, and then return to main screen. This is now my priority. I can't go to the date/hour screen!

                                2 - I can't move the cursor.

                                I made some config files with and without spaces:

                                alt text

                                (I put "/" for keep the text together in the quote)

                                [emulator]
                                mapping_name = Ultimarc IPAC 2 Ultimarc IPAC 2
                                emu_btn_escape = 45
                                /
                                [dreamcast]
                                btn_a = 56
                                btn_b = 42
                                btn_x = 29
                                btn_y = 57
                                btn_start = 44
                                btn_dpad1_left = 105
                                btn_dpad1_right = 106
                                btn_dpad1_up = 103
                                btn_dpad1_down = 108
                                /
                                [compat]
                                btn_trigger_left = 2
                                btn_trigger_right = 6

                                This is the emu.cfg (I put "/" for keep the text together in the quote)

                                [audio]
                                backend = oss
                                disable = 0
                                /
                                [config]
                                Debug.SerialConsoleEnabled = 0
                                Dreamcast.Broadcast = 4
                                Dreamcast.Cable = 3
                                Dreamcast.RTC = 2097339897
                                Dreamcast.Region = 3
                                Dynarec.Enabled = 1
                                Dynarec.idleskip = 1
                                Dynarec.unstable-opt = 0
                                aica.LimitFPS = 1
                                aica.NoBatch = 0
                                aica.NoSound = 0
                                bios.UseReios = 0
                                pvr.MaxThreads = 3
                                pvr.Subdivide = 0
                                pvr.SynchronousRendering = 0
                                pvr.rend = 0
                                rend.UseMipmaps = 1
                                rend.WideScreen = 0
                                ta.skip = 0
                                /
                                [input]
                                evdev_device_id_1 = 3
                                evdev_device_id_2 = -1
                                evdev_device_id_3 = -1
                                evdev_device_id_4 = -1
                                evdev_mapping_1 = /opt/retropie/dreamcast/mappings/controller_Ultimarc_IPAC_2_Ultimarc_IPAC_2.cfg
                                joystick_device_id = -1
                                /
                                [reios]
                                ElfFile =
                                /
                                [validate]
                                OpenGlChecks = 0

                                3 - This is how looks like my /dev/input/ It's ok?

                                alt text

                                Now I see the input list... maybe I have to rename the config file to "Ultimarc_IPAC_2_Ultimarc_IPAC_2_9" ???

                                Anyway, I can't run the emulator!!

                                Thanks for your help :-)

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                                • H
                                  Hyell
                                  last edited by Hyell

                                  @krlitosmtnez
                                  Ok.
                                  Can you copy here your reicast.sh file please? We will see why reicast don't start.

                                  And we will check your controller after.

                                  K 1 Reply Last reply Reply Quote 0
                                  • K
                                    krlitosmtnez @Hyell
                                    last edited by krlitosmtnez

                                    @Hyell

                                    I downloaded the file that you put above. I put at /opt/retropie/emulators/reicast/bin/

                                    https://github.com/RetroPie/RetroPie-Setup/blob/master/scriptmodules/emulators/reicast/reicast.sh you can try with this one

                                    Anyway, this is the content:

                                    #!/usr/bin/env bash
                                    AUDIO="$1"
                                    ROM="$2"
                                    rootdir="/opt/retropie"
                                    configdir="$rootdir/configs"
                                    
                                    source "$rootdir/lib/inifuncs.sh"
                                    
                                    function mapInput() {
                                    local js_device
                                    local js_device_num
                                    local ev_device
                                    local ev_devices
                                    local ev_device_num
                                    local device_counter
                                    local conf="$configdir/dreamcast/emu.cfg"
                                    local params=""
                                    
                                    # get a list of all present js device numbers and device names
                                    # and device count
                                    for js_device in /dev/input/js*; do
                                        js_device_num=${js_device/\/dev\/input\/js/}
                                        for ev_device in /dev/input/event*; do
                                            ev_device_num=${ev_device/\/dev\/input\/event/}
                                            if [[ -d "/sys/class/input/event${ev_device_num}/device/js${js_device_num}" ]]; then
                                                file[$ev_device_num]=$(grep --exclude=*.bak -rl "$configdir/dreamcast/mappings/" -e "= $(</sys/class/input/event${ev_device_num}/device/name)")
                                                if [[ -f "${file[$ev_device_num]}" ]]; then
                                                    #file[$ev_device_num]="${file[$ev_device_num]##*/}"
                                                    ev_devices[$ev_device_num]=$(</sys/class/input/event${ev_device_num}/device/name)
                                                    device_counter=$(($device_counter+1))
                                                fi
                                            fi
                                        done
                                    done
                                    
                                    # emu.cfg: store up to four event devices and mapping files
                                    if [[ "$device_counter" -gt "0" ]]; then
                                        # reicast supports max 4 event devices
                                        if [[ "$device_counter" -gt "4" ]]; then
                                            device_counter="4"
                                        fi
                                        local counter=0
                                        for ev_device_num in "${!ev_devices[@]}"; do
                                            if [[ "$counter" -lt "$device_counter" ]]; then
                                                counter=$(($counter+1))
                                                params+="-config input:evdev_device_id_$counter=$ev_device_num "
                                                params+="-config input:evdev_mapping_$counter=${file[$ev_device_num]} "
                                            fi
                                        done
                                        while [[ "$counter" -lt "4" ]]; do
                                            counter=$(($counter+1))
                                            params+="-config input:evdev_device_id_$counter=-1 "
                                            params+="-config input:evdev_mapping_$counter=-1 "
                                        done
                                    else
                                        # fallback to keyboard setup
                                        params+="-config input:evdev_device_id_1=0 "
                                    fi
                                    params+="-config input:joystick_device_id=-1 "
                                    params+="-config players:nb=$device_counter "
                                    echo "$params"
                                    }
                                    
                                    if [[ -f "$HOME/RetroPie/BIOS/dc_boot.bin" ]]; then
                                    params="-config config:homedir=$HOME -config x11:fullscreen=1 "
                                    getAutoConf reicast_input || params+=$(mapInput)
                                    if [[ "$AUDIO" == "OSS" ]]; then
                                        params+=" -config audio:backend=oss -config audio:disable=0 "
                                        aoss "$rootdir/emulators/reicast/bin/reicast" $params -config config:image="$ROM" >> /dev/null
                                    else
                                        params+=" -config audio:backend=alsa -config audio:disable=0"
                                        "$rootdir/emulators/reicast/bin/reicast" $params -config config:image="$ROM" >> /dev/null
                                    fi
                                    else
                                    dialog --msgbox "You need to copy the Dreamcast BIOS files (dc_boot.bin and dc_flash.bin) to the folder $biosdir to boot the Dreamcast emulator." 22 76
                                    fi
                                    

                                    Thanks again.

                                    H 1 Reply Last reply Reply Quote 0
                                    • H
                                      Hyell @krlitosmtnez
                                      last edited by

                                      @krlitosmtnez
                                      Can you add some log to see what param value is use?

                                      for example, add :
                                      echo "$params" > /home/pi/testReicast.log
                                      before :
                                      if [[ "$AUDIO" == "OSS" ]]; then

                                      Launch reicast and open /home/pi/testReicast.log. it's look like pablo issue

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                                      • K
                                        krlitosmtnez
                                        last edited by krlitosmtnez

                                        @Hyell

                                        Here we go:

                                        config config:homedir=/home/pi -config x11:fullscreen=1 -config input:evdev_de$
                                        
                                        H 1 Reply Last reply Reply Quote 0
                                        • H
                                          Hyell @krlitosmtnez
                                          last edited by

                                          @krlitosmtnez
                                          Ok, this part is not correct. You got an issue with your mapInput() function.
                                          I think this part don't work with your controller :

                                          for js_device in /dev/input/js*; do
                                                  js_device_num=${js_device/\/dev\/input\/js/}
                                                  for ev_device in /dev/input/event*; do
                                                      ev_device_num=${ev_device/\/dev\/input\/event/}
                                                      if [[ -d "/sys/class/input/event${ev_device_num}/device/js${js_device_num}" ]]; then
                                                          file[$ev_device_num]=$(grep --exclude=*.bak -rl "$configdir/dreamcast/mappings/" -e "= $(</sys/class/input/event${ev_device_num}/device/name)")
                                                          if [[ -f "${file[$ev_device_num]}" ]]; then
                                                              #file[$ev_device_num]="${file[$ev_device_num]##*/}"
                                                              ev_devices[$ev_device_num]=$(</sys/class/input/event${ev_device_num}/device/name)
                                                              device_counter=$(($device_counter+1))
                                                          fi
                                                      fi
                                                  done
                                              done
                                          

                                          Can you add more logs? We will see if all file of your controller is OK.
                                          (I think this code is OK) :

                                          for js_device in /dev/input/js*; do
                                                  js_device_num=${js_device/\/dev\/input\/js/}
                                          		echo "$js_device_num = $js_device_num" > /home/pi/testReicast.log
                                                  for ev_device in /dev/input/event*; do
                                                      ev_device_num=${ev_device/\/dev\/input\/event/}
                                          			echo "ev_device_num = $ev_device_num" > /home/pi/testReicast.log
                                          			echo "check if this exist : /sys/class/input/event$ev_device_num/device/js$js_device_num"
                                                      if [[ -d "/sys/class/input/event${ev_device_num}/device/js${js_device_num}" ]]; then
                                          				echo "Now check if this exist : /sys/class/input/event$ev_device_num/device/name"
                                                          file[$ev_device_num]=$(grep --exclude=*.bak -rl "$configdir/dreamcast/mappings/" -e "= $(</sys/class/input/event${ev_device_num}/device/name)")
                                                          if [[ -f "${file[$ev_device_num]}" ]]; then
                                                              #file[$ev_device_num]="${file[$ev_device_num]##*/}"
                                                              ev_devices[$ev_device_num]=$(</sys/class/input/event${ev_device_num}/device/name)
                                          					echo "Add for controller : /sys/class/input/event$ev_device_num/device/name"
                                                              device_counter=$(($device_counter+1))
                                                          fi
                                                      fi
                                                  done
                                              done
                                          
                                          K 1 Reply Last reply Reply Quote 0
                                          • K
                                            krlitosmtnez @Hyell
                                            last edited by

                                            @Hyell

                                            More close...

                                            -config config:homedir=/home/pi -config x11:fullscreen=1 check if this exist : /sys/class/input/event0/device/js0
                                            check if this exist : /sys/class/input/event1/device/js0
                                            check if this exist : /sys/class/input/event2/device/js0
                                            Now check if this exist : /sys/class/input/event2/device/name
                                            check if this exist : /sys/class/input/event3/device/js0
                                            check if this exist : /sys/class/input/event4/device/js0
                                            check if this exist : /sys/class/input/event5/device/js0
                                            check if this exist : /sys/class/input/event6/device/js0
                                            check if this exist : /sys/class/input/event7/device/js0
                                            -config input:evdev_device_id_1=0 -config input:joystick_device_id=-1 -config players:nb=
                                            
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