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diff --git a/docs/chibios_upgrade_instructions.md b/docs/chibios_upgrade_instructions.md new file mode 100644 index 0000000000..40c2faafcf --- /dev/null +++ b/docs/chibios_upgrade_instructions.md @@ -0,0 +1,56 @@ +# ChibiOS Upgrade Procedure + +ChibiOS and ChibiOS-Contrib need to be updated in tandem -- the latter has a branch tied to the ChibiOS version in use and should not be mixed with different versions. + +## Getting ChibiOS + +* `svn` Initialisation: + * Only needed to be done once + * You might need to separately install `git-svn` package in your OS's package manager + * `git svn init --stdlayout --prefix='svn/' http://svn.osdn.net/svnroot/chibios/` + * `git remote add qmk git@github.com:qmk/ChibiOS.git` +* Updating: + * `git svn fetch` + * First time around this will take several hours + * Subsequent updates will be incremental only +* Tagging example (work out which version first!): + * `git tag -a ver20.3.3 -m ver20.3.3 svn/tags/ver20.3.3` + * `git push qmk ver20.3.3` + * `git tag -a breaking_YYYY_qN -m breaking_YYYY_qN svn/tags/ver20.3.3` + * `git push qmk breaking_YYYY_qN` + +## Getting ChibiOS-Contrib + +* `git` Initialisation: + * `git clone git@github.com:qmk/ChibiOS-Contrib` + * `git remote add upstream https://github.com/ChibiOS/ChibiOS-Contrib` + * `git checkout -b chibios-20.3.x upstream/chibios-20.3.x` +* Updating: + * `git fetch --all --tags --prune` + * `git checkout chibios-20.3.x` + * `git pull --ff-only` + * `git push origin chibios-20.3.x` + * `git tag -a breaking_YYYY_qN -m breaking_YYYY_qN chibios-20.3.x` + * `git push origin breaking_YYYY_qN` + +## Updating submodules + +* Update the submodules + * `cd $QMK_FIRMWARE` + * `git checkout develop` + * `git pull --ff-only` + * `git checkout -b chibios-version-bump` + * `cd lib/chibios` + * `git fetch --all --tags --prune` + * `git checkout breaking_YYYY_qN` + * `cd ../chibios-contrib` + * `git fetch --all --tags --prune` + * `git checkout breaking_YYYY_qN` +* Build everything + * `cd $QMK_FIRMWARE` + * `qmk multibuild -j4` + * Make sure there are no errors +* Push to the repo + * `git commit -am 'Update ChibiOS to XXXXXXXXX'` + * `git push --set-upstream origin chibios-version-bump` +* Make a PR to qmk_firmware with the new branch
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