• AppleSqueezer GS Upgrades

    From D Finnigan@21:1/5 to All on Tue Feb 14 13:58:40 2023
    Niek van Suchtelen writes in the AppleSqueezer GS blog:


    240MB RAM disk + SD card slot
    Updated: 1 day ago
    As you probably know already, the AppleSqueezer GS allows you to use 13MB of RAM in GS/OS. This is really nice (and more than is possible with any memory upgrade), but from the beginning the AppleSqueezer contained 256MB of RAM
    ready to be used. So recently, I teamed up with Antoine Vignau to unlock the remaining 240MB that wasn't already used before. The result is a huge RAM
    disk of up to 240MB, which can be used by installing a driver. You also need
    to install core v7, which will be released soon! This core also allows IIGS programmers to access the 240MB of RAM for anything else (although it's not available as normal RAM inside GS/OS because the memory management of the OS would have to be rewritten).


    SD-card slot

    While working on the RAM disk feature, we also came up with another idea:
    what if you could store the RAM disk to an SD card, and load it back again
    from there? Possibly even boot from it? That would almost negate the need
    for external storage. And because it's loaded in RAM, access times are very fast. It will take some time to develop this idea further, but I decided to already add an SD-card slot to the new AppleSqueezers, so you don't get left behind if you order one today (Although, you can still order them without
    one for slightly less money.) This way, if and when this new feature becomes available, you can update your core and have SD card functionality. Note
    that this feature has not been tested yet, so it's theoretically possible
    that there's an unforeseen hardware issue with the SD card slot that would prevent it from ever working, but hopefully that's not the case. Just keep
    that in mind when buying.


    Availability

    I received quite a few questions about when the new boards will be
    available. This should happen in the next few days. After some delays from
    the factory, I finally got the new boards so I'm happy to turn them into working AppleSqueezers.


    Core 7 for testing!

    The latest core 7, which includes the ability to access the 240MB of RAM on
    the AppleSqueezer, is now available for testing! If you're courageous, feel free to test it and let me know if everything works well, and soon I'll move
    it to the official download page!


    https://www.applesqueezer.com/blog

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  • From Barana@21:1/5 to D Finnigan on Fri Feb 17 21:53:34 2023
    D Finnigan <[email protected]> Wrote in message:r
    Niek van Suchtelen writes in the AppleSqueezer GS blog:240MB RAM disk + SD card slotUpdated: 1 day agoAs you probably know already, the AppleSqueezer GS allows you to use 13MB ofRAM in GS/OS. This is really nice (and more than is possible with any
    memoryupgrade), but from the beginning the AppleSqueezer contained 256MB of RAMready to be used. So recently, I teamed up with Antoine Vignau to unlock theremaining 240MB that wasn't already used before. The result is a huge RAMdisk of up to 240MB, which
    can be used by installing a driver. You also needto install core v7, which will be released soon! This core also allows IIGSprogrammers to access the 240MB of RAM for anything else (although it's notavailable as normal RAM inside GS/OS because the memory
    management of the OSwould have to be rewritten). SD-card slotWhile working on the RAM disk feature, we also came up with another idea:what if you could store the RAM disk to an SD card, and load it back againfrom there? Possibly even boot from it? That
    would almost negate the needfor external storage. And because it's loaded in RAM, access times are veryfast. It will take some time to develop this idea further, but I decided toalready add an SD-card slot to the new AppleSqueezers, so you don't get
    leftbehind if you order one today (Although, you can still order them withoutone for slightly less money.) This way, if and when this new feature becomesavailable, you can update your core and have SD card functionality. Notethat this feature has not
    been tested yet, so it's theoretically possiblethat there's an unforeseen hardware issue with the SD card slot that wouldprevent it from ever working, but hopefully that's not the case. Just keepthat in mind when buying. AvailabilityI received quite a
    few questions about when the new boards will beavailable. This should happen in the next few days. After some delays fromthe factory, I finally got the new boards so I'm happy to turn them intoworking AppleSqueezers. Core 7 for testing!The latest core 7,
    which includes the ability to access the 240MB of RAM onthe AppleSqueezer, is now available for testing! If you're courageous, feelfree to test it and let me know if everything works well, and soon I'll moveit to the official download page!https://www.
    applesqueezer.com/blog

    so David,
    tho I believe I understand that you and antoine wrote a ramdisk
    driver for the remaining ram,
    the way youve worded this
    " This core(7) also allows IIGS
    programmers to access the 240MB of RAM for anything else"
    Does this mean if someone wrote a p16 program with its own memory
    management, it could access 253mb of banked execution ram?


    --
    die thensoar


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  • From D Finnigan@21:1/5 to Barana on Fri Feb 17 13:22:12 2023
    Barana wrote:

    " This core(7) also allows IIGS
    programmers to access the 240MB of RAM for anything else"
    Does this mean if someone wrote a p16 program with its own memory
    management, it could access 253mb of banked execution ram?

    Yes.

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