82 lines
2.0 KiB
Bash
Executable File
82 lines
2.0 KiB
Bash
Executable File
#!/bin/bash
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#
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# Copyright 2019 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# Generate a kernel include file from ec_commands.h.
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usage() {
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cat << EOF
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Generate an ec_commands.h file suitable for upstreaming to kernel.org.
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Syntax:
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$0 source_ec_commands.h target_cros_ec_commands.h
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source_ec_commands.h: source file, usually include/ec_commands.h
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target_cros_ec_commands.h: target file that will be upstreamed.
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EOF
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}
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set -e
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in="$1"
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out="$2"
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if [ $# -ne 2 ]; then
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usage
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exit 1
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fi
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if [ ! -d "${CROS_WORKON_SRCROOT}" ]; then
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printf "Not in Chrome OS chroot!\n\n"
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usage
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exit 0
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fi
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out_dir="$(dirname "${out}")"
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mkdir -p "${out_dir}"
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tmp="$(mktemp -p "${out_dir}" cros_ec_XXX.h)"
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cp "${in}" "${tmp}"
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cleanup() {
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rm -f "${tmp}"*
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}
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trap cleanup EXIT
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# Replace license
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patch "${tmp}" << EOF
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@@ -1,6 +1,11 @@
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-/* Copyright 2014 The Chromium OS Authors. All rights reserved.
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- * Use of this source code is governed by a BSD-style license that can be
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- * found in the LICENSE file.
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+/* SPDX-License-Identifier: GPL-2.0-only */
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+/*
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+ * Host communication command constants for ChromeOS EC
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+ *
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+ * Copyright (C) 2012 Google, Inc
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+ *
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+ * NOTE: This file is auto-generated from ChromeOS EC Open Source code from
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+ * https://chromium.googlesource.com/chromiumos/platform/ec/+/master/include/ec_commands.h
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*/
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/* Host communication command constants for Chrome EC */
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EOF
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# Change header guards
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sed -i "s/__CROS_EC_EC_COMMANDS_H/__CROS_EC_COMMANDS_H/" "${tmp}"
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# Convert UINT32_MAX into U32_MAX (and friends).
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sed -i "s/UINT\([0-9]\{1,2\}\)_MAX/U\1_MAX/" "${tmp}"
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sed -i "s/INT\([0-9]\{1,2\}\)_MAX/S\1_MAX/" "${tmp}"
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sed -i "s/INT\([0-9]\{1,2\}\)_MIN/S\1_MIN/" "${tmp}"
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# Remove non kernel code to prevent checkpatch warnings and simplify the .h.
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unifdef -x2 -m -UCONFIG_HOSTCMD_ALIGNED -U__ACPI__ -D__KERNEL__ -U__cplusplus \
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-UCHROMIUM_EC "${tmp}"
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# Check kernel checkpatch passes.
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"${CROS_WORKON_SRCROOT}/src/repohooks/checkpatch.pl" -f "${tmp}"
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cp "${tmp}" "${out}"
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