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Re: Sega Saturn Core in Development
Posted: Fri Jun 30, 2023 7:45 pm
by djsquare
lsnderick wrote: ↑Fri Jun 30, 2023 7:30 pm
New update from SRG320 today, anybody tried it yet? It does not even start on my MiSTer
I doesn't work for me either but I haven't tried the dual RAM version yet on my other MiSTer
Re: Sega Saturn Core in Development
Posted: Fri Jun 30, 2023 7:49 pm
by rhester72
Dual RAM version also just black-screens and hangs, not even possible to open the menu
Re: Sega Saturn Core in Development
Posted: Fri Jun 30, 2023 8:17 pm
by djsquare
I'm wondering if this requires a new unstable main file
Re: Sega Saturn Core in Development
Posted: Fri Jun 30, 2023 9:39 pm
by mikeboss
from https://www.patreon.com/posts/progress-update-85372775
Two Bards Productions
PSA: This build looks for boot.bin, not boot.rom! Rename your boot.rom to boot.bin and it will load.
Re: Sega Saturn Core in Development
Posted: Fri Jun 30, 2023 10:10 pm
by rhester72
If you do that, you get "CD BIOS not found!"
Re: Sega Saturn Core in Development
Posted: Fri Jun 30, 2023 10:26 pm
by djsquare
Alright, I got it working
1) do what mikeboss said
2) then select that same bios in the core menu
3) Play Albert Odyssey
Re: Sega Saturn Core in Development
Posted: Fri Jun 30, 2023 10:53 pm
by mikeboss
nice, Tempest 2000 finally works!
Re: Sega Saturn Core in Development
Posted: Sat Jul 01, 2023 10:48 am
by Nickie
black screen regardless if boot.bin , or boot.rom
thinking it requires a newer unstable MiSTer ?
Re: Sega Saturn Core in Development
Posted: Sat Jul 01, 2023 11:25 am
by Beeble
Nickie wrote: ↑Sat Jul 01, 2023 10:48 am
black screen regardless if boot.bin , or boot.rom
thinking it requires a newer unstable MiSTer ?
It stays with a black screen, but you can enter the menu now and fumble your way to get something to load.
Sometime you need to reset from the menu (for EU und JP for me), some Bios start straight up (US).
Then you can load your cue and hope for the best
Re: Sega Saturn Core in Development
Posted: Sat Jul 01, 2023 1:41 pm
by mikeboss
Nickie wrote: ↑Sat Jul 01, 2023 10:48 am
black screen regardless if boot.bin , or boot.rom
thinking it requires a newer unstable MiSTer ?
it works for me with the latest stable. most times it doesn't work right from the start. I had to reset the core, reload the game, reset the core etc. but it worked in the end...
Re: Sega Saturn Core in Development
Posted: Sat Jul 01, 2023 2:43 pm
by Waifu4Life
Anyone has link for the new built?
Re: Sega Saturn Core in Development
Posted: Sat Jul 01, 2023 2:57 pm
by Nickie
Beeble wrote: ↑Sat Jul 01, 2023 11:25 am
It stays with a black screen, but you can enter the menu now and fumble your way to get something to load.
nope i can't , i see that resolution changes but menu doesn't appear from controller shortcut, or directly from mister button
[EDIT] updating Mister to latest unstable did nothing, saturn core from june 8th runs, latest one doesn't, i have both boot.rom AND boot.bin in the folder , and nothing , very puzzled
Re: Sega Saturn Core in Development
Posted: Sat Jul 01, 2023 4:41 pm
by rhester72
Delete boot.rom. Do EXACTLY what djsquare said. Load the core, set the region, load boot.bin from inside the core, load your game, in that order. It will throw an error that the CD BIOS is missing, then will work anyway.
Re: Sega Saturn Core in Development
Posted: Sat Jul 01, 2023 4:56 pm
by Nickie
rhester72 wrote: ↑Sat Jul 01, 2023 4:41 pm
Delete boot.rom.
ah i found that there's a boot.rom in the GAMES folder too , i had seen one in a BIOS/Saturn folder for some reason and just touched that one!
obviously i put the one in the Games folder but that was a long time ago so i forgot, i even kinda assume that the other one is not even used nowadays even ? deleted it and everything still works!
Re: Sega Saturn Core in Development
Posted: Tue Jul 04, 2023 10:17 am
by ghorricks
Very happy with the latest build. I am seeing more games booting and also more games advancing further to playability. Would be nice to auto switch the bios and region depending on the ISO sometime in future as I think this may be causing some compatibility issues for some. The main thing is that Sergey is safe and well of course.
Re: Sega Saturn Core in Development
Posted: Tue Jul 04, 2023 4:20 pm
by Jeruro
Black screen for me, i think it's the SDRAM...
Re: Sega Saturn Core in Development
Posted: Tue Jul 04, 2023 11:25 pm
by Waifu4Life
ghorricks wrote: ↑Tue Jul 04, 2023 10:17 am
Very happy with the latest build. I am seeing more games booting and also more games advancing further to playability. Would be nice to auto switch the bios and region depending on the ISO sometime in future as I think this may be causing some compatibility issues for some. The main thing is that Sergey is safe and well of course.
Where did you download this build?
Re: Sega Saturn Core in Development
Posted: Wed Jul 05, 2023 6:51 am
by MrSniffles
Black screen here too - totally locks up my Mister. Can't bring up any menus.
Re: Sega Saturn Core in Development
Posted: Wed Jul 05, 2023 6:54 am
by neogeo81
you must rename the boot.rom to boot.bin. you will get a black screen, you then can open the OSD and load the BIOS and after that the game itself.
Re: Sega Saturn Core in Development
Posted: Wed Jul 05, 2023 6:56 am
by MrSniffles
neogeo81 wrote: ↑Wed Jul 05, 2023 6:54 am
you must rename the boot.rom to boot.bin. you will get a black screen, you then can open the OSD and load the BIOS and after that the game itself.
Sorted, thank you. I had copied boot.rom to boot.bin, just to be safe (so both exited). Turns out not that safe at all
Re: Sega Saturn Core in Development
Posted: Wed Jul 05, 2023 8:06 am
by srg320
Try last build 20230702.
The cd_bios.rom must be located in the directory with the game image or one directory above.
For example:
/Saturn/US/Alien Trilogy (USA)/cd_bios.rom
/Saturn/US/cd_bios.rom
/Saturn/JP/Batsugun (Japan)/cd_bios.rom
/Saturn/JP/cd_bios.rom
Or the boot.rom must be located in the "core" directory.
For example:
/Saturn/boot.rom.
Or you can select any bios file (*.bin) manually using the menu.
Re: Sega Saturn Core in Development
Posted: Wed Jul 05, 2023 1:28 pm
by neogeo81
Thanks. So the boot.rom boot.bin situation is solved with the latest?
Re: Sega Saturn Core in Development
Posted: Wed Jul 05, 2023 6:52 pm
by Alkadian
Did somebody manage to run Radiant Silvergun with a single sdram setup?
Thanks!
Re: Sega Saturn Core in Development
Posted: Wed Jul 05, 2023 8:13 pm
by breiztiger
Black screen for me on radiant silvergun
Re: Sega Saturn Core in Development
Posted: Wed Jul 05, 2023 8:24 pm
by Alkadian
breiztiger wrote: ↑Wed Jul 05, 2023 8:13 pm
Black screen for me on radiant silvergun
Thanks for confirming!
Re: Sega Saturn Core in Development
Posted: Wed Jul 05, 2023 10:29 pm
by neogeo81
neogeo81 wrote: ↑Wed Jul 05, 2023 1:28 pm
Thanks. So the boot.rom boot.bin situation is solved with the latest?
Stull locked out black screen if using boot.rom.
Changes back to boot.bin. works great again.
Re: Sega Saturn Core in Development
Posted: Wed Jul 05, 2023 10:34 pm
by neogeo81
Alkadian wrote: ↑Wed Jul 05, 2023 6:52 pm
Did somebody manage to run Radiant Silvergun with a single sdram setup?
Thanks!
Works but has massive glitchy sound.
Re: Sega Saturn Core in Development
Posted: Thu Jul 06, 2023 7:38 am
by Alkadian
neogeo81 wrote: ↑Wed Jul 05, 2023 10:34 pm
Alkadian wrote: ↑Wed Jul 05, 2023 6:52 pm
Did somebody manage to run Radiant Silvergun with a single sdram setup?
Thanks!
Works but has massive glitchy sound.
Thanks. That's interesting. Perhaps a different rom? I just get a blank screen same as the user breiztiger.
With previous releases of the Saturn core the game was booting but was crashing after a few seconds.
Re: Sega Saturn Core in Development
Posted: Thu Jul 06, 2023 7:53 am
by neogeo81
Alkadian wrote: ↑Thu Jul 06, 2023 7:38 am
neogeo81 wrote: ↑Wed Jul 05, 2023 10:34 pm
Alkadian wrote: ↑Wed Jul 05, 2023 6:52 pm
Did somebody manage to run Radiant Silvergun with a single sdram setup?
Thanks!
Works but has massive glitchy sound.
Thanks. That's interesting. Perhaps a different rom? I just get a blank screen same as the user breiztiger.
With previous releases of the Saturn core the game was booting but was crashing after a few seconds.
I use the bin/cue Japan version
Re: Sega Saturn Core in Development
Posted: Thu Jul 06, 2023 4:38 pm
by pac
neogeo81 wrote: ↑Thu Jul 06, 2023 7:53 am
Alkadian wrote: ↑Thu Jul 06, 2023 7:38 am
neogeo81 wrote: ↑Wed Jul 05, 2023 10:34 pm
Works but has massive glitchy sound.
Thanks. That's interesting. Perhaps a different rom? I just get a blank screen same as the user breiztiger.
With previous releases of the Saturn core the game was booting but was crashing after a few seconds.
I use the bin/cue Japan version
Pretty much the same for me.