1 files changed, 86 insertions, 0 deletions
diff --git a/util/mainboard/google/create_coreboot_variant.sh b/util/mainboard/google/create_coreboot_variant.sh
new file mode 100755
index 0000000000..14b2115d18
--- /dev/null
+++ b/util/mainboard/google/create_coreboot_variant.sh
@@ -0,0 +1,86 @@
+#!/bin/bash
+#
+# This file is part of the coreboot project.
+#
+# Copyright 2019 Google LLC.
+#
+# 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; version 2 of the License.
+#
+# 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.
+
+VERSION="1.0.2"
+SCRIPT=$(basename -- "${0}")
+
+export LC_ALL=C
+
+if [[ "$#" -lt 2 ]]; then
+  echo "Usage: ${SCRIPT} base_name variant_name [bug_number]"
+  echo "e.g. ${SCRIPT} hatch kohaku b:140261109"
+  echo "* Adds a new variant of the baseboard to Kconfig and Kconfig.name"
+  echo "* Copies the template files for the baseboard to the new variant"
+  exit 1
+fi
+
+# This is the name of the base board that we're using to make the variant.
+# ${var,,} converts to all lowercase.
+BASE="${1,,}"
+# This is the name of the variant that is being cloned.
+# ${var,,} converts to all lowercase; ${var^^} is all uppercase.
+VARIANT="${2,,}"
+VARIANT_UPPER="${VARIANT^^}"
+
+# Assign BUG= text, or "None" if that parameter wasn't specified.
+BUG=${3:-None}
+
+# This script lives in util/mainboard/google
+# The template files are in util/mainboard/google/${BASE}/templates
+# We need to create files in src/mainboard/google/${BASE}/variants/${VARIANT}
+pushd "${BASH_SOURCE%/*}" || exit 1
+SRC=$(pwd)
+popd || exit 1
+pushd "${SRC}/../../../src/mainboard/google/${BASE}" || {
+  echo "The baseboard directory for ${BASE} does not exist.";
+  exit 1; }
+
+# Make sure the variant doesn't already exist.
+if [[ -e variants/${VARIANT} ]]; then
+  echo "variants/${VARIANT} already exists."
+  echo "Have you already created this variant?"
+  exit 1
+fi
+
+# Start a branch. Use YMD timestamp to avoid collisions.
+DATE=$(date +%Y%m%d)
+git checkout -b "coreboot_${VARIANT}_${DATE}" || exit 1
+
+# Copy the template tree to the target.
+mkdir -p "variants/${VARIANT}/"
+cp -pr "${SRC}/${BASE}/template/." "variants/${VARIANT}/"
+git add "variants/${VARIANT}/"
+
+# Now add the new variant to Kconfig and Kconfig.name
+# These files are in the current directory, e.g. src/mainboard/google/hatch
+"${SRC}/kconfig.py" --board "${BASE}" --variant "${VARIANT}" || exit 1
+
+mv Kconfig.new Kconfig
+mv Kconfig.name.new Kconfig.name
+
+git add Kconfig Kconfig.name
+
+# Now commit the files.
+git commit -sm "${BASE}: Create ${VARIANT} variant
+
+Create the ${VARIANT} variant of the ${BASE} baseboard by
+copying the baseboard template files to a new directory
+named for the variant.
+
+(Auto-Generated by ${SCRIPT} version ${VERSION}).
+
+BUG=${BUG}
+TEST=util/abuild/abuild -p none -t google/${BASE} -x -a
+make sure the build includes GOOGLE_${VARIANT_UPPER}"