2023-05-29 13:14:19 -04:00
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Upsilon is a copyleft hardware project, which brings its own difficulties.
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Upsilon is dual-licensed in many locations.
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The files under `firmware/` are disjunctive dual-licensed under the CERN-OHL-S
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v2.0 (or any later version), or the GNU GPL v3.0 (or any later version).
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The files under `buildroot/` and `opensbi/` are licensed under a BSD
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2-clause license.
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The files under `doc/` are disjunctively dual-licensed under the CC BY-SA 4.0,
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or the GNU GPL v3.0 (or any later version).
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The files under `software/` are disjunctively dual-licensed under the
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CERN-OHL-S v2.0 (or any later version), or the GNU GPL v3.0 (or any later
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version).
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2023-06-14 15:13:16 -04:00
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All files under `build/` are licensed under the Apache 2.0 license.
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2023-06-14 15:27:20 -04:00
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All license files under `doc/copying/` (except this one) are licensed according
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2023-05-29 13:14:19 -04:00
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to the text of the license.
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Any other file is licensed under the GNU GPL v3.0 (or any later version).
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Some files contain additional licenses. You must comply with the terms of
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both the license in a file and the licenses specified here.
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