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Atmosphere/libraries
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Michael Scire b7ec64ea16 fs.mitm: add and use memlet module to temporarily steal applet memory while building romfs images. 
Starting in 20.0.0, the browser needs more applet memory to function, so we can't steal as much any more.
Thus, we now steal 14 MB on 20.0.0+ instead of 40MB.

However, since this reduces memory available for custom system modules, we are adjusting to compensate.
ams.mitm's heap size has been reduced from 32MB to 12MB (recovering 20MB).
In addition, fs.mitm now uses a new mechanism for stealing memory from the applet pool while romfs is being built.

On net, we are compromising:
    * Custom sysmodules lose memory available to them.
        On 19.0.0/AMS 1.8.0, there was 30 MB available for custom sysmodules.
        Stealing 14 MB instead of 40 MB, we lose 26 MB of that. Reducing ams.mitm's usage will gain us back 20.
        Nintendo also appears to...use 4 extra MB, in 20.0.0, from my test homebrew.
        So on 20.0.0/AMS 1.9.0, there should be 20 MB available for custom sysmodules.
        On the bright side, on <20.0.0/AMS 1.9.0, I guess there will be 50 MB available for custom sysmodules now?
    * totk mods will lose the ability to...put every file in the romfs on sd card. There will be some unknown maximum filecount for totk mods.
        On the bright side, implementing the transient memory stealing should improve compatibility for some mods which strictly add files?
2025-05-09 11:55:21 -07:00
..
config ams: build with -std=gnu++23 2024-06-01 22:36:37 -07:00
libexosphere fusee/exo/ams: update with new keydata/version enums 2025-05-09 11:55:21 -07:00
libmesosphere fs.mitm: add and use memlet module to temporarily steal applet memory while building romfs images. 2025-05-09 11:55:21 -07:00
libstratosphere fs.mitm: add and use memlet module to temporarily steal applet memory while building romfs images. 2025-05-09 11:55:21 -07:00
libvapours ams: add enum support for 20.0.1/18.0.1 2025-05-09 11:55:21 -07:00
.gitignore
.gitmodules
.gitrepo git subrepo push libraries 2024-10-15 21:52:50 -07:00
LICENSE
README.md

README.md

License

Atmosphere-libs is a collection of libraries for doing operating system development for the Nintendo Switch.

Licensing

This software is licensed under the terms of the GPLv2, with exemptions for specific projects noted below.

You can find a copy of the license in the LICENSE file.

Exemptions:

  • The yuzu Nintendo Switch emulator and the Ryujinx Team and Contributors are exempt from GPLv2 licensing. They are permitted, each at their individual discretion, to instead license any source code authored for the atmosphere-libs project as either GPLv2 or later or the MIT license. In doing so, they may alter, supplement, or entirely remove the copyright notice for each file they choose to relicense. Neither the Atmosphère project nor its individual contributors shall assert their moral rights against any of the aforementioned projects.
  • Nintendo is exempt from GPLv2 licensing and may (at its option) instead license any source code authored for the atmosphere-libs project under the Zero-Clause BSD license.

Credits

Atmosphere-libs is currently being developed and maintained by SciresM.

In addition to those credited in Atmosphère's credits, we would like to thank for contributing to atmosphere-libs in some significant way:

Additional credits may be found in the README.md for specific libraries.