Breaking changes develop merge to master, 2021Q3 edition. (#14196)

9 files changed, 1135 insertions, 3 deletions

diff --git a/util/new_keyboard.sh b/util/new_keyboard.sh
index d0db23bb42..62e8cb9e13 100755
--- a/util/new_keyboard.sh
+++ b/util/new_keyboard.sh
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 # This script generates a new keyboard directory under keyboards/,
-# and copies the template files from quantum/template/ into it.
+# and copies the template files from data/templates/ into it.
 
 # Print an error message with the word "ERROR" in red.
 echo_error() {
@@ -35,11 +35,11 @@ copy_templates() {
     mkdir -p "$keyboard_dir"
 
     echo -n "Copying base template files..."
-    cp -r "quantum/template/base/." "${keyboard_dir}"
+    cp -r "data/templates/base/." "${keyboard_dir}"
     echo " done"
 
     echo -n "Copying $keyboard_type template files..."
-    cp -r "quantum/template/${keyboard_type}/." "${keyboard_dir}"
+    cp -r "data/templates/${keyboard_type}/." "${keyboard_dir}"
     echo " done"
 
     echo -n "Renaming keyboard files..."
@@ -129,6 +129,12 @@ if [ ! -d "quantum" ]; then
     exit 1
 fi
 
+echo_bold "########################################"
+echo_bold "#                NOTICE                #"
+echo_bold "#   This script has been deprecated.   #"
+echo_bold "# Please use qmk new-keyboard instead. #"
+echo_bold "########################################"
+echo
 echo_bold "Generating a new QMK keyboard directory"
 echo
 
diff --git a/util/nix/poetry.lock b/util/nix/poetry.lock
new file mode 100644
index 0000000000..1a1aefe21a
--- /dev/null
+++ b/util/nix/poetry.lock
@@ -0,0 +1,467 @@
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+    {file = "coverage-5.5-cp39-cp39-win32.whl", hash = "sha256:d314ed732c25d29775e84a960c3c60808b682c08d86602ec2c3008e1202e3bb6"},
+    {file = "coverage-5.5-cp39-cp39-win_amd64.whl", hash = "sha256:13034c4409db851670bc9acd836243aeee299949bd5673e11844befcb0149f03"},
+    {file = "coverage-5.5-pp36-none-any.whl", hash = "sha256:f030f8873312a16414c0d8e1a1ddff2d3235655a2174e3648b4fa66b3f2f1079"},
+    {file = "coverage-5.5-pp37-none-any.whl", hash = "sha256:2a3859cb82dcbda1cfd3e6f71c27081d18aa251d20a17d87d26d4cd216fb0af4"},
+    {file = "coverage-5.5.tar.gz", hash = "sha256:ebe78fe9a0e874362175b02371bdfbee64d8edc42a044253ddf4ee7d3c15212c"},
+]
+dotty-dict = [
+    {file = "dotty_dict-1.3.0.tar.gz", hash = "sha256:eb0035a3629ecd84397a68f1f42f1e94abd1c34577a19cd3eacad331ee7cbaf0"},
+]
+flake8 = [
+    {file = "flake8-3.9.2-py2.py3-none-any.whl", hash = "sha256:bf8fd333346d844f616e8d47905ef3a3384edae6b4e9beb0c5101e25e3110907"},
+    {file = "flake8-3.9.2.tar.gz", hash = "sha256:07528381786f2a6237b061f6e96610a4167b226cb926e2aa2b6b1d78057c576b"},
+]
+flake8-polyfill = [
+    {file = "flake8-polyfill-1.0.2.tar.gz", hash = "sha256:e44b087597f6da52ec6393a709e7108b2905317d0c0b744cdca6208e670d8eda"},
+    {file = "flake8_polyfill-1.0.2-py2.py3-none-any.whl", hash = "sha256:12be6a34ee3ab795b19ca73505e7b55826d5f6ad7230d31b18e106400169b9e9"},
+]
+halo = [
+    {file = "halo-0.0.31-py2-none-any.whl", hash = "sha256:5350488fb7d2aa7c31a1344120cee67a872901ce8858f60da7946cef96c208ab"},
+    {file = "halo-0.0.31.tar.gz", hash = "sha256:7b67a3521ee91d53b7152d4ee3452811e1d2a6321975137762eb3d70063cc9d6"},
+]
+hid = [
+    {file = "hid-1.0.4-py2-none-any.whl", hash = "sha256:fba9913f07030b01059b822b24c83b370ca3f444e9e6443bd662f9f1aa3f0780"},
+    {file = "hid-1.0.4.tar.gz", hash = "sha256:f61b0382f37a334bc8ba8604bc84b94875ee4f594fbbaf82b2c3b3e827883fc1"},
+]
+hjson = [
+    {file = "hjson-3.0.2-py3-none-any.whl", hash = "sha256:5546438bf4e1b52bc964c6a47c4ed10fa5fba8a1b264e22efa893e333baad2db"},
+    {file = "hjson-3.0.2.tar.gz", hash = "sha256:2838fd7200e5839ea4516ece953f3a19892c41089f0d933ba3f68e596aacfcd5"},
+]
+jsonschema = [
+    {file = "jsonschema-3.2.0-py2.py3-none-any.whl", hash = "sha256:4e5b3cf8216f577bee9ce139cbe72eca3ea4f292ec60928ff24758ce626cd163"},
+    {file = "jsonschema-3.2.0.tar.gz", hash = "sha256:c8a85b28d377cc7737e46e2d9f2b4f44ee3c0e1deac6bf46ddefc7187d30797a"},
+]
+log-symbols = [
+    {file = "log_symbols-0.0.14-py3-none-any.whl", hash = "sha256:4952106ff8b605ab7d5081dd2c7e6ca7374584eff7086f499c06edd1ce56dcca"},
+    {file = "log_symbols-0.0.14.tar.gz", hash = "sha256:cf0bbc6fe1a8e53f0d174a716bc625c4f87043cc21eb55dd8a740cfe22680556"},
+]
+mccabe = [
+    {file = "mccabe-0.6.1-py2.py3-none-any.whl", hash = "sha256:ab8a6258860da4b6677da4bd2fe5dc2c659cff31b3ee4f7f5d64e79735b80d42"},
+    {file = "mccabe-0.6.1.tar.gz", hash = "sha256:dd8d182285a0fe56bace7f45b5e7d1a6ebcbf524e8f3bd87eb0f125271b8831f"},
+]
+milc = [
+    {file = "milc-1.4.2-py2.py3-none-any.whl", hash = "sha256:65ee004caa769b1ee144b15be7908d1f623920ab6f356e5c5c95be9457aa15d8"},
+    {file = "milc-1.4.2.tar.gz", hash = "sha256:c6b2f19e3196b00a0060f8c883533e356f2054a9f81692b7b97ccee0d01626fd"},
+]
+nose2 = [
+    {file = "nose2-0.10.0-py2.py3-none-any.whl", hash = "sha256:aa620e759f2c5018d9ba041340391913e282ecebd3c392027f1575847b093ec6"},
+    {file = "nose2-0.10.0.tar.gz", hash = "sha256:886ba617a96de0130c54b24479bd5c2d74d5c940d40f3809c3a275511a0c4a60"},
+]
+pep8-naming = [
+    {file = "pep8-naming-0.11.1.tar.gz", hash = "sha256:a1dd47dd243adfe8a83616e27cf03164960b507530f155db94e10b36a6cd6724"},
+    {file = "pep8_naming-0.11.1-py2.py3-none-any.whl", hash = "sha256:f43bfe3eea7e0d73e8b5d07d6407ab47f2476ccaeff6937c84275cd30b016738"},
+]
+pycodestyle = [
+    {file = "pycodestyle-2.7.0-py2.py3-none-any.whl", hash = "sha256:514f76d918fcc0b55c6680472f0a37970994e07bbb80725808c17089be302068"},
+    {file = "pycodestyle-2.7.0.tar.gz", hash = "sha256:c389c1d06bf7904078ca03399a4816f974a1d590090fecea0c63ec26ebaf1cef"},
+]
+pyflakes = [
+    {file = "pyflakes-2.3.1-py2.py3-none-any.whl", hash = "sha256:7893783d01b8a89811dd72d7dfd4d84ff098e5eed95cfa8905b22bbffe52efc3"},
+    {file = "pyflakes-2.3.1.tar.gz", hash = "sha256:f5bc8ecabc05bb9d291eb5203d6810b49040f6ff446a756326104746cc00c1db"},
+]
+pygments = [
+    {file = "Pygments-2.9.0-py3-none-any.whl", hash = "sha256:d66e804411278594d764fc69ec36ec13d9ae9147193a1740cd34d272ca383b8e"},
+    {file = "Pygments-2.9.0.tar.gz", hash = "sha256:a18f47b506a429f6f4b9df81bb02beab9ca21d0a5fee38ed15aef65f0545519f"},
+]
+pyrsistent = [
+    {file = "pyrsistent-0.17.3.tar.gz", hash = "sha256:2e636185d9eb976a18a8a8e96efce62f2905fea90041958d8cc2a189756ebf3e"},
+]
+pyusb = [
+    {file = "pyusb-1.1.1-py3-none-any.whl", hash = "sha256:f18eb813d3a1439918071234589162c2f209a19adbeffeb1377ce078a4aebc70"},
+    {file = "pyusb-1.1.1.tar.gz", hash = "sha256:7d449ad916ce58aff60b89aae0b65ac130f289c24d6a5b7b317742eccffafc38"},
+]
+qmk = [
+    {file = "qmk-0.0.51-py2.py3-none-any.whl", hash = "sha256:5f676f389b2450b0956d7eb8e7e378d2e6690d5859a887c91876da0a5faf75ed"},
+    {file = "qmk-0.0.51.tar.gz", hash = "sha256:efeef209cde1df92b9823db686d9684962cd00aae9f45ba5e3d494aa5b3c6b9a"},
+]
+setuptools-scm = [
+    {file = "setuptools_scm-6.0.1-py3-none-any.whl", hash = "sha256:c3bd5f701c8def44a5c0bfe8d407bef3f80342217ef3492b951f3777bd2d915c"},
+    {file = "setuptools_scm-6.0.1.tar.gz", hash = "sha256:d1925a69cb07e9b29416a275b9fadb009a23c148ace905b2fb220649a6c18e92"},
+]
+six = [
+    {file = "six-1.16.0-py2.py3-none-any.whl", hash = "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"},
+    {file = "six-1.16.0.tar.gz", hash = "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926"},
+]
+spinners = [
+    {file = "spinners-0.0.24-py3-none-any.whl", hash = "sha256:2fa30d0b72c9650ad12bbe031c9943b8d441e41b4f5602b0ec977a19f3290e98"},
+    {file = "spinners-0.0.24.tar.gz", hash = "sha256:1eb6aeb4781d72ab42ed8a01dcf20f3002bf50740d7154d12fb8c9769bf9e27f"},
+]
+termcolor = [
+    {file = "termcolor-1.1.0.tar.gz", hash = "sha256:1d6d69ce66211143803fbc56652b41d73b4a400a2891d7bf7a1cdf4c02de613b"},
+]
+yapf = [
+    {file = "yapf-0.30.0-py2.py3-none-any.whl", hash = "sha256:3abf61ba67cf603069710d30acbc88cfe565d907e16ad81429ae90ce9651e0c9"},
+    {file = "yapf-0.30.0.tar.gz", hash = "sha256:3000abee4c28daebad55da6c85f3cd07b8062ce48e2e9943c8da1b9667d48427"},
+]
diff --git a/util/nix/pyproject.toml b/util/nix/pyproject.toml
new file mode 100644
index 0000000000..a813361893
--- /dev/null
+++ b/util/nix/pyproject.toml
@@ -0,0 +1,32 @@
+# This file should be kept in sync with requirements.txt and requirements-dev.txt
+# It is particularly required by the Nix environment (see shell.nix). To update versions,
+# normally one would run "poetry update --lock"
+[tool.poetry]
+name = "qmk_firmware"
+version = "0.1.0"
+description = ""
+authors = []
+
+[tool.poetry.dependencies]
+python = "^3.8"
+appdirs = "^1.4.4"
+argcomplete = "^1.12.2"
+colorama = "^0.4.4"
+dotty-dict = "^1.3.0"
+hjson = "^3.0.2"
+jsonschema = "^3.2.0"
+milc = "^1.3.0"
+Pygments = "^2.8.0"
+qmk = "*"
+
+[tool.poetry.dev-dependencies]
+nose2 = "^0.10.0"
+flake8 = "^3.8.4"
+hid = "^1.0.4"
+pep8-naming = "^0.11.1"
+pyusb = "^1.1.1"
+yapf = "^0.30.0"
+
+[build-system]
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
diff --git a/util/nix/sources.json b/util/nix/sources.json
new file mode 100644
index 0000000000..caf5cb7d29
--- /dev/null
+++ b/util/nix/sources.json
@@ -0,0 +1,38 @@
+{
+    "niv": {
+        "branch": "master",
+        "description": "Easy dependency management for Nix projects",
+        "homepage": "https://github.com/nmattia/niv",
+        "owner": "nmattia",
+        "repo": "niv",
+        "rev": "af958e8057f345ee1aca714c1247ef3ba1c15f5e",
+        "sha256": "1qjavxabbrsh73yck5dcq8jggvh3r2jkbr6b5nlz5d9yrqm9255n",
+        "type": "tarball",
+        "url": "https://github.com/nmattia/niv/archive/af958e8057f345ee1aca714c1247ef3ba1c15f5e.tar.gz",
+        "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
+    },
+    "nixpkgs": {
+        "branch": "nixpkgs-unstable",
+        "description": "Nix Packages collection",
+        "homepage": "",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "c0e881852006b132236cbf0301bd1939bb50867e",
+        "sha256": "0fy7z7yxk5n7yslsvx5cyc6h21qwi4bhxf3awhirniszlbvaazy2",
+        "type": "tarball",
+        "url": "https://github.com/NixOS/nixpkgs/archive/c0e881852006b132236cbf0301bd1939bb50867e.tar.gz",
+        "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
+    },
+    "poetry2nix": {
+        "branch": "master",
+        "description": "Convert poetry projects to nix automagically [maintainer=@adisbladis] ",
+        "homepage": "",
+        "owner": "nix-community",
+        "repo": "poetry2nix",
+        "rev": "2d27d44397242b28c3f0081e0432e4f6c951f3a1",
+        "sha256": "06syfg150r59m4kksj5547b5kwxjxjaif5hiljcq966kb9hxsvmv",
+        "type": "tarball",
+        "url": "https://github.com/nix-community/poetry2nix/archive/2d27d44397242b28c3f0081e0432e4f6c951f3a1.tar.gz",
+        "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
+    }
+}
diff --git a/util/nix/sources.nix b/util/nix/sources.nix
new file mode 100644
index 0000000000..1938409ddd
--- /dev/null
+++ b/util/nix/sources.nix
@@ -0,0 +1,174 @@
+# This file has been generated by Niv.
+
+let
+
+  #
+  # The fetchers. fetch_<type> fetches specs of type <type>.
+  #
+
+  fetch_file = pkgs: name: spec:
+    let
+      name' = sanitizeName name + "-src";
+    in
+      if spec.builtin or true then
+        builtins_fetchurl { inherit (spec) url sha256; name = name'; }
+      else
+        pkgs.fetchurl { inherit (spec) url sha256; name = name'; };
+
+  fetch_tarball = pkgs: name: spec:
+    let
+      name' = sanitizeName name + "-src";
+    in
+      if spec.builtin or true then
+        builtins_fetchTarball { name = name'; inherit (spec) url sha256; }
+      else
+        pkgs.fetchzip { name = name'; inherit (spec) url sha256; };
+
+  fetch_git = name: spec:
+    let
+      ref =
+        if spec ? ref then spec.ref else
+          if spec ? branch then "refs/heads/${spec.branch}" else
+            if spec ? tag then "refs/tags/${spec.tag}" else
+              abort "In git source '${name}': Please specify `ref`, `tag` or `branch`!";
+    in
+      builtins.fetchGit { url = spec.repo; inherit (spec) rev; inherit ref; };
+
+  fetch_local = spec: spec.path;
+
+  fetch_builtin-tarball = name: throw
+    ''[${name}] The niv type "builtin-tarball" is deprecated. You should instead use `builtin = true`.
+        $ niv modify ${name} -a type=tarball -a builtin=true'';
+
+  fetch_builtin-url = name: throw
+    ''[${name}] The niv type "builtin-url" will soon be deprecated. You should instead use `builtin = true`.
+        $ niv modify ${name} -a type=file -a builtin=true'';
+
+  #
+  # Various helpers
+  #
+
+  # https://github.com/NixOS/nixpkgs/pull/83241/files#diff-c6f540a4f3bfa4b0e8b6bafd4cd54e8bR695
+  sanitizeName = name:
+    (
+      concatMapStrings (s: if builtins.isList s then "-" else s)
+        (
+          builtins.split "[^[:alnum:]+._?=-]+"
+            ((x: builtins.elemAt (builtins.match "\\.*(.*)" x) 0) name)
+        )
+    );
+
+  # The set of packages used when specs are fetched using non-builtins.
+  mkPkgs = sources: system:
+    let
+      sourcesNixpkgs =
+        import (builtins_fetchTarball { inherit (sources.nixpkgs) url sha256; }) { inherit system; };
+      hasNixpkgsPath = builtins.any (x: x.prefix == "nixpkgs") builtins.nixPath;
+      hasThisAsNixpkgsPath = <nixpkgs> == ./.;
+    in
+      if builtins.hasAttr "nixpkgs" sources
+      then sourcesNixpkgs
+      else if hasNixpkgsPath && ! hasThisAsNixpkgsPath then
+        import <nixpkgs> {}
+      else
+        abort
+          ''
+            Please specify either <nixpkgs> (through -I or NIX_PATH=nixpkgs=...) or
+            add a package called "nixpkgs" to your sources.json.
+          '';
+
+  # The actual fetching function.
+  fetch = pkgs: name: spec:
+
+    if ! builtins.hasAttr "type" spec then
+      abort "ERROR: niv spec ${name} does not have a 'type' attribute"
+    else if spec.type == "file" then fetch_file pkgs name spec
+    else if spec.type == "tarball" then fetch_tarball pkgs name spec
+    else if spec.type == "git" then fetch_git name spec
+    else if spec.type == "local" then fetch_local spec
+    else if spec.type == "builtin-tarball" then fetch_builtin-tarball name
+    else if spec.type == "builtin-url" then fetch_builtin-url name
+    else
+      abort "ERROR: niv spec ${name} has unknown type ${builtins.toJSON spec.type}";
+
+  # If the environment variable NIV_OVERRIDE_${name} is set, then use
+  # the path directly as opposed to the fetched source.
+  replace = name: drv:
+    let
+      saneName = stringAsChars (c: if isNull (builtins.match "[a-zA-Z0-9]" c) then "_" else c) name;
+      ersatz = builtins.getEnv "NIV_OVERRIDE_${saneName}";
+    in
+      if ersatz == "" then drv else
+        # this turns the string into an actual Nix path (for both absolute and
+        # relative paths)
+        if builtins.substring 0 1 ersatz == "/" then /. + ersatz else /. + builtins.getEnv "PWD" + "/${ersatz}";
+
+  # Ports of functions for older nix versions
+
+  # a Nix version of mapAttrs if the built-in doesn't exist
+  mapAttrs = builtins.mapAttrs or (
+    f: set: with builtins;
+    listToAttrs (map (attr: { name = attr; value = f attr set.${attr}; }) (attrNames set))
+  );
+
+  # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/lists.nix#L295
+  range = first: last: if first > last then [] else builtins.genList (n: first + n) (last - first + 1);
+
+  # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/strings.nix#L257
+  stringToCharacters = s: map (p: builtins.substring p 1 s) (range 0 (builtins.stringLength s - 1));
+
+  # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/strings.nix#L269
+  stringAsChars = f: s: concatStrings (map f (stringToCharacters s));
+  concatMapStrings = f: list: concatStrings (map f list);
+  concatStrings = builtins.concatStringsSep "";
+
+  # https://github.com/NixOS/nixpkgs/blob/8a9f58a375c401b96da862d969f66429def1d118/lib/attrsets.nix#L331
+  optionalAttrs = cond: as: if cond then as else {};
+
+  # fetchTarball version that is compatible between all the versions of Nix
+  builtins_fetchTarball = { url, name ? null, sha256 }@attrs:
+    let
+      inherit (builtins) lessThan nixVersion fetchTarball;
+    in
+      if lessThan nixVersion "1.12" then
+        fetchTarball ({ inherit url; } // (optionalAttrs (!isNull name) { inherit name; }))
+      else
+        fetchTarball attrs;
+
+  # fetchurl version that is compatible between all the versions of Nix
+  builtins_fetchurl = { url, name ? null, sha256 }@attrs:
+    let
+      inherit (builtins) lessThan nixVersion fetchurl;
+    in
+      if lessThan nixVersion "1.12" then
+        fetchurl ({ inherit url; } // (optionalAttrs (!isNull name) { inherit name; }))
+      else
+        fetchurl attrs;
+
+  # Create the final "sources" from the config
+  mkSources = config:
+    mapAttrs (
+      name: spec:
+        if builtins.hasAttr "outPath" spec
+        then abort
+          "The values in sources.json should not have an 'outPath' attribute"
+        else
+          spec // { outPath = replace name (fetch config.pkgs name spec); }
+    ) config.sources;
+
+  # The "config" used by the fetchers
+  mkConfig =
+    { sourcesFile ? if builtins.pathExists ./sources.json then ./sources.json else null
+    , sources ? if isNull sourcesFile then {} else builtins.fromJSON (builtins.readFile sourcesFile)
+    , system ? builtins.currentSystem
+    , pkgs ? mkPkgs sources system
+    }: rec {
+      # The sources, i.e. the attribute set of spec name to spec
+      inherit sources;
+
+      # The "pkgs" (evaluated nixpkgs) to use for e.g. non-builtin fetchers
+      inherit pkgs;
+    };
+
+in
+mkSources (mkConfig {}) // { __functor = _: settings: mkSources (mkConfig settings); }
diff --git a/util/reset.eep b/util/reset.eep
new file mode 100644
index 0000000000..a8a75389fe
--- /dev/null
+++ b/util/reset.eep
@@ -0,0 +1,9 @@
+:10000000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF00
+:10001000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF0
+:10002000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE0
+:10003000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFD0
+:10004000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC0
+:10005000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFB0
+:10006000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFA0
+:10007000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF90
+:00000001FF
diff --git a/util/stm32eeprom_parser.py b/util/stm32eeprom_parser.py
new file mode 100755
index 0000000000..b124f713d5
--- /dev/null
+++ b/util/stm32eeprom_parser.py
@@ -0,0 +1,317 @@
+#!/usr/bin/env python
+#
+# Copyright 2021 Don Kjer
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+from __future__ import print_function
+
+import argparse
+from struct import pack, unpack
+import os, sys
+
+MAGIC_FEEA     = '\xea\xff\xfe\xff'
+
+MAGIC_FEE9     = '\x16\x01'
+EMPTY_WORD     = '\xff\xff'
+WORD_ENCODING  = 0x8000
+VALUE_NEXT     = 0x6000
+VALUE_RESERVED = 0x4000
+VALUE_ENCODED  = 0x2000
+BYTE_RANGE     = 0x80
+
+CHUNK_SIZE = 1024
+
+STRUCT_FMTS = {
+    1: 'B',
+    2: 'H',
+    4: 'I'
+}
+PRINTABLE='0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!"#$%&\'()*+,-./:;<=>?@[\\]^_`{|}~ '
+
+EECONFIG_V1 = [
+    ("MAGIC",                0, 2),
+    ("DEBUG",                2, 1),
+    ("DEFAULT_LAYER",        3, 1),
+    ("KEYMAP",               4, 1),
+    ("MOUSEKEY_ACCEL",       5, 1),
+    ("BACKLIGHT",            6, 1),
+    ("AUDIO",                7, 1),
+    ("RGBLIGHT",             8, 4),
+    ("UNICODEMODE",         12, 1),
+    ("STENOMODE",           13, 1),
+    ("HANDEDNESS",          14, 1),
+    ("KEYBOARD",            15, 4),
+    ("USER",                19, 4),
+    ("VELOCIKEY",           23, 1),
+    ("HAPTIC",              24, 4),
+    ("MATRIX",              28, 4),
+    ("MATRIX_EXTENDED",     32, 2),
+    ("KEYMAP_UPPER_BYTE",   34, 1),
+]
+VIABASE_V1 = 35
+
+VERBOSE = False
+
+def parseArgs():
+    parser = argparse.ArgumentParser(description='Decode an STM32 emulated eeprom dump')
+    parser.add_argument('-s', '--size', type=int,
+                        help='Size of the emulated eeprom (default: input_size / 2)')
+    parser.add_argument('-o', '--output', help='File to write decoded eeprom to')
+    parser.add_argument('-y', '--layout-options-size', type=int,
+                        help='VIA layout options size (default: 1)', default=1)
+    parser.add_argument('-t', '--custom-config-size', type=int,
+                        help='VIA custom config size (default: 0)', default=0)
+    parser.add_argument('-l', '--layers', type=int,
+                        help='VIA keyboard layers (default: 4)', default=4)
+    parser.add_argument('-r', '--rows', type=int, help='VIA matrix rows')
+    parser.add_argument('-c', '--cols', type=int, help='VIA matrix columns')
+    parser.add_argument('-m', '--macros', type=int,
+                        help='VIA macro count (default: 16)', default=16)
+    parser.add_argument('-C', '--canonical', action='store_true',
+                        help='Canonical hex+ASCII display.')
+    parser.add_argument('-v', '--verbose', action='store_true', help='Verbose output')
+    parser.add_argument('input', help='Raw contents of the STM32 flash area used to emulate eeprom')
+    return parser.parse_args()
+
+
+def decodeEepromFEEA(in_file, size):
+    decoded=size*[None]
+    pos = 0
+    while True:
+        chunk = in_file.read(CHUNK_SIZE)
+        for i in range(0, len(chunk), 2):
+            decoded[pos] = unpack('B', chunk[i])[0]
+            pos += 1
+            if pos >= size:
+                break
+
+        if len(chunk) < CHUNK_SIZE or pos >= size:
+            break
+    return decoded
+
+def decodeEepromFEE9(in_file, size):
+    decoded=size*[None]
+    pos = 0
+    # Read compacted flash 
+    while True:
+        read_size = min(size - pos, CHUNK_SIZE)
+        chunk = in_file.read(read_size)
+        for i in range(len(chunk)):
+            decoded[pos] = unpack('B', chunk[i])[0] ^ 0xFF
+            pos += 1
+            if pos >= size:
+                break
+
+        if len(chunk) < read_size or pos >= size:
+            break
+    if VERBOSE:
+        print("COMPACTED EEPROM:")
+        dumpBinary(decoded, True)
+        print("WRITE LOG:")
+    # Read write log
+    while True:
+        entry = in_file.read(2)
+        if len(entry) < 2:
+            print("Partial log address at position 0x%04x" % pos, file=sys.stderr)
+            break
+        pos += 2
+
+        if entry == EMPTY_WORD:
+            break
+
+        be_entry = unpack('>H', entry)[0]
+        entry = unpack('H', entry)[0]
+        if not (entry & WORD_ENCODING):
+            address = entry >> 8
+            decoded[address] = entry & 0xFF
+            if VERBOSE:
+                print("[0x%04x]: BYTE 0x%02x = 0x%02x" % (be_entry, address, decoded[address]))
+        else:
+            if (entry & VALUE_NEXT) == VALUE_NEXT:
+                # Read next word as value
+                value = in_file.read(2)
+                if len(value) < 2:
+                    print("Partial log value at position 0x%04x" % pos, file=sys.stderr)
+                    break
+                pos += 2
+                address = entry & 0x1FFF
+                address <<= 1
+                address += BYTE_RANGE
+                decoded[address]   = unpack('B', value[0])[0] ^ 0xFF
+                decoded[address+1] = unpack('B', value[1])[0] ^ 0xFF
+                be_value = unpack('>H', value)[0]
+                if VERBOSE:
+                    print("[0x%04x 0x%04x]: WORD 0x%04x = 0x%02x%02x" % (be_entry, be_value, address, decoded[address+1], decoded[address]))
+            else:
+                # Reserved for future use
+                if entry & VALUE_RESERVED:
+                    if VERBOSE:
+                        print("[0x%04x]: RESERVED 0x%04x" % (be_entry, address))
+                    continue
+                address = entry & 0x1FFF
+                address <<= 1
+                decoded[address]   = (entry & VALUE_ENCODED) >> 13
+                decoded[address+1] = 0
+                if VERBOSE:
+                    print("[0x%04x]: ENCODED 0x%04x = 0x%02x%02x" % (be_entry, address, decoded[address+1], decoded[address]))
+
+    return decoded
+
+def dumpBinary(data, canonical):
+    def display(pos, row):
+        print("%04x" % pos, end='')
+        for i in range(len(row)):
+            if i % 8 == 0:
+                print(" ", end='')
+            char = row[i]
+            if char is None:
+                print("   ", end='')
+            else:
+                print(" %02x" % row[i], end='')
+        if canonical:
+            print("  |", end='')
+            for i in range(len(row)):
+                char = row[i]
+                if char is None:
+                    char = " "
+                else:
+                    char = chr(char)
+                if char not in PRINTABLE:
+                    char = "."
+                print(char, end='')
+            print("|", end='')
+
+        print("")
+
+    size = len(data)
+    empty_rows = 0
+    prev_row = ''
+    first_repeat = True
+    for pos in range(0, size, 16):
+        row=data[pos:pos+16]
+        row[len(row):16] = (16-len(row))*[None]
+        if row == prev_row:
+            if first_repeat:
+                print("*")
+                first_repeat = False
+        else:
+            first_repeat = True
+            display(pos, row)
+        prev_row = row
+    print("%04x" % (pos+16))
+
+def dumpEeconfig(data, eeconfig):
+    print("EECONFIG:")
+    for (name, pos, length) in eeconfig:
+        fmt = STRUCT_FMTS[length]
+        value = unpack(fmt, ''.join([chr(x) for x in data[pos:pos+length]]))[0]
+        print(("%%04x %%s = 0x%%0%dx" % (length * 2)) % (pos, name, value))
+
+def dumpVia(data, base, layers, cols, rows, macros,
+            layout_options_size, custom_config_size):
+    magicYear  = data[base + 0]
+    magicMonth = data[base + 1]
+    magicDay   = data[base + 2]
+    # Sanity check
+    if not 10 <= magicYear <= 0x99 or \
+       not 0 <= magicMonth <= 0x12 or \
+       not 0 <= magicDay <= 0x31:
+        print("ERROR: VIA Signature is not valid; Year:%x, Month:%x, Day:%x" % (magicYear, magicMonth, magicDay))
+        return
+    if cols is None or rows is None:
+        print("ERROR: VIA dump requires specifying --rows and --cols", file=sys.stderr)
+        return 2
+    print("VIA:")
+    # Decode magic
+    print("%04x MAGIC = 20%02x-%02x-%02x" % (base, magicYear, magicMonth, magicDay))
+    # Decode layout options
+    options = 0
+    pos = base + 3
+    for i in range(base+3, base+3+layout_options_size):
+        options = options << 8
+        options |= data[i]
+    print(("%%04x LAYOUT_OPTIONS = 0x%%0%dx" % (layout_options_size * 2)) % (pos, options))
+    pos += layout_options_size + custom_config_size
+    # Decode keycodes
+    keymap_size = layers * rows * cols * 2
+    if (pos + keymap_size) >= (len(data) - 1):
+        print("ERROR: VIA keymap requires %d bytes, but only %d available" % (keymap_size, len(data) - pos))
+        return 3
+    for layer in range(layers):
+        print("%s LAYER %d %s" % ('-'*int(cols*2.5), layer, '-'*int(cols*2.5)))
+        for row in range(rows):
+            print("%04x  | " % pos, end='')
+            for col in range(cols):
+                keycode = (data[pos] << 8) | (data[pos+1])
+                print(" %04x" % keycode, end='')
+                pos += 2
+            print("")
+    # Decode macros
+    for macro_num in range(macros):
+        macro = ""
+        macro_pos = pos
+        while pos < len(data):
+            char = chr(data[pos])
+            pos += 1
+            if char == '\x00':
+                print("%04x MACRO[%d] = '%s'" % (macro_pos, macro_num, macro))
+                break
+            else:
+                macro += char
+    return 0
+
+
+def decodeSTM32Eeprom(input, canonical, size=None, output=None, **kwargs):
+    input_size = os.path.getsize(input)
+    if size is None:
+        size = input_size >> 1
+
+    # Read the first few bytes to check magic signature
+    with open(input, 'rb') as in_file:
+        magic=in_file.read(4)
+        in_file.seek(0)
+
+        if magic == MAGIC_FEEA:
+            decoded = decodeEepromFEEA(in_file, size)
+            eeconfig = EECONFIG_V1
+            via_base = VIABASE_V1
+        elif magic[:2] == MAGIC_FEE9:
+            decoded = decodeEepromFEE9(in_file, size)
+            eeconfig = EECONFIG_V1
+            via_base = VIABASE_V1
+        else:
+            print("Unknown magic signature: %s" % " ".join(["0x%02x" % ord(x) for x in magic]), file=sys.stderr)
+            return 1
+
+    if output is not None:
+        with open(output, 'wb') as out_file:
+            out_file.write(pack('%dB' % len(decoded), *decoded))
+    print("DECODED EEPROM:")
+    dumpBinary(decoded, canonical)
+    dumpEeconfig(decoded, eeconfig)
+    if kwargs['rows'] is not None and kwargs['cols'] is not None:
+        return dumpVia(decoded, via_base, **kwargs)
+
+    return 0
+
+def main():
+    global VERBOSE
+    kwargs = vars(parseArgs())
+    VERBOSE = kwargs.pop('verbose')
+    return decodeSTM32Eeprom(**kwargs)
+
+if __name__ == '__main__':
+    sys.exit(main())
diff --git a/util/udev/50-qmk.rules b/util/udev/50-qmk.rules
index 679fe4ced3..db27d4dc81 100644
--- a/util/udev/50-qmk.rules
+++ b/util/udev/50-qmk.rules
@@ -63,3 +63,9 @@ SUBSYSTEMS=="usb", ATTRS{idVendor}=="2a03", ATTRS{idProduct}=="0037", TAG+="uacc
 
 # hid_listen
 KERNEL=="hidraw*", MODE="0660", GROUP="plugdev", TAG+="uaccess", TAG+="udev-acl"
+
+# hid bootloaders
+## QMK HID
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="03eb", ATTRS{idProduct}=="2067", TAG+="uaccess"
+## PJRC's HalfKay
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="16c0", ATTRS{idProduct}=="0478", TAG+="uaccess"
diff --git a/util/update_chibios_mirror.sh b/util/update_chibios_mirror.sh
new file mode 100755
index 0000000000..d4593a8432
--- /dev/null
+++ b/util/update_chibios_mirror.sh
@@ -0,0 +1,83 @@
+#!/bin/bash
+
+################################
+# Configuration
+
+# The ChibiOS branches to mirror
+chibios_branches="trunk stable_20.3.x stable_21.6.x"
+
+# The ChibiOS tags to mirror
+chibios_tags="ver20.3.1 ver20.3.2 ver20.3.3 ver21.6.0"
+
+# The ChibiOS-Contrib branches to mirror
+contrib_branches="master chibios-20.3.x"
+
+################################
+# Actions
+
+set -eEuo pipefail
+umask 022
+
+this_script="$(realpath "${BASH_SOURCE[0]}")"
+script_dir="$(realpath "$(dirname "$this_script")")"
+qmk_firmware_dir="$(realpath "$script_dir/../")"
+chibios_dir="$qmk_firmware_dir/lib/chibios"
+contrib_dir="$qmk_firmware_dir/lib/chibios-contrib"
+
+chibios_git_location=$(realpath "$chibios_dir/$(cat "$chibios_dir/.git" | awk '/gitdir:/ {print $2}')")
+chibios_git_config=$(realpath "$chibios_git_location/config")
+contrib_git_location=$(realpath "$contrib_dir/$(cat "$contrib_dir/.git" | awk '/gitdir:/ {print $2}')")
+contrib_git_config=$(realpath "$contrib_git_location/config")
+
+cd "$chibios_dir"
+
+if [[ -z "$(cat "$chibios_git_config" | grep '\[svn-remote "svn"\]')" ]] ; then
+    git svn init --stdlayout --prefix='svn/' http://svn.osdn.net/svnroot/chibios/
+fi
+
+if [[ -z "$(cat "$chibios_git_config" | grep '\[remote "qmk"\]')" ]] ; then
+    git remote add qmk git@github.com:qmk/ChibiOS.git
+    git remote set-url qmk git@github.com:qmk/ChibiOS.git --push
+fi
+
+echo "Updating remotes..."
+git fetch --all --tags --prune
+
+echo "Fetching latest from subversion..."
+git svn fetch
+
+echo "Updating ChibiOS branches..."
+for branch in $chibios_branches ; do
+    echo "Creating branch 'svn-mirror/$branch' from 'svn/$branch'..."
+    git branch -f svn-mirror/$branch svn/$branch \
+        && git push qmk svn-mirror/$branch
+done
+
+echo "Updating ChibiOS tags..."
+for tagname in $chibios_tags ; do
+    echo "Creating tag 'svn-mirror/$tagname' from 'svn/tags/$tagname'..."
+    GIT_COMMITTER_DATE="$(git log -n1 --pretty=format:'%ad' svn/tags/$tagname)" git tag -f -a -m "Tagging $tagname" svn-mirror/$tagname svn/tags/$tagname
+    git push qmk svn-mirror/$tagname
+done
+
+cd "$contrib_dir"
+
+if [[ -z "$(cat "$contrib_git_config" | grep '\[remote "qmk"\]')" ]] ; then
+    git remote add qmk git@github.com:qmk/ChibiOS-Contrib.git
+    git remote set-url qmk git@github.com:qmk/ChibiOS-Contrib.git --push
+fi
+
+if [[ -z "$(cat "$contrib_git_config" | grep '\[remote "upstream"\]')" ]] ; then
+    git remote add upstream git@github.com:ChibiOS/ChibiOS-Contrib.git
+    git remote set-url upstream git@github.com:ChibiOS/ChibiOS-Contrib.git --push
+fi
+
+echo "Updating remotes..."
+git fetch --all --tags --prune
+
+echo "Updating ChibiOS-Contrib branches..."
+for branch in $contrib_branches ; do
+    echo "Creating branch 'mirror/$branch' from 'upstream/$branch'..."
+    git branch -f mirror/$branch upstream/$branch \
+        && git push qmk mirror/$branch
+done