587685c687
git-subtree-dir: qcom/opensource/securemsm-kernel git-subtree-mainline:46e9caf0d0git-subtree-split:a6005ceed2Change-Id: repo: https://git.codelinaro.org/clo/la/platform/vendor/qcom/opensource/securemsm-kernel tag: LA.VENDOR.14.3.0.r1-17300-lanai.QSSI15.0
114 lines
5.1 KiB
Python
114 lines
5.1 KiB
Python
# Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
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# Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 as published by
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# the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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# more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program. If not, see <http://www.gnu.org/licenses/>.
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import argparse
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import filecmp
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import os
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import re
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import subprocess
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import sys
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def run_headers_install(verbose, gen_dir, headers_install, unifdef, prefix, h):
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if not h.startswith(prefix):
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print('error: expected prefix [%s] on header [%s]' % (prefix, h))
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return False
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# out_h is combining the relative path to the header file (made in gen_smcinvoke_headers()) to the gen_dir out/soong/.temp/sbox/<temp hash value>/out/
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# ex. out/soong/.temp/sbox/<temp hash value>/out/linux/smcinvoke.h
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# After the build is complete, you can find the headers that you exposed located in the following gen path:
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# out/soong/.intermediates/.../qti_generate_smcinvoke_kernel_headers/gen/
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if 'include/uapi' in h:
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out_h = os.path.join(gen_dir,'include', h[len(prefix):])
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else:
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out_h = os.path.join(gen_dir, h[len(prefix):])
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(out_h_dirname, out_h_basename) = os.path.split(out_h)
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env = os.environ.copy()
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env["LOC_UNIFDEF"] = unifdef
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cmd = ["sh", headers_install, h, out_h]
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if verbose:
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print('run_headers_install: cmd is %s' % cmd)
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result = subprocess.call(cmd, env=env)
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if result != 0:
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print('error: run_headers_install: cmd %s failed %d' % (cmd, result))
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return False
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return True
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def gen_smcinvoke_headers(verbose, gen_dir, headers_install, unifdef, smcinvoke_headers_to_expose):
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error_count = 0
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# smcinvoke_headers_to_expose is a string list of individual paths to headers to expose
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# They are passed using Android.bp variable substition: $(locations <label>) ex. $(locations linux/*.h)
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# Note <label> has to be a rule to find the file, it cannot be the file itself.
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for h in smcinvoke_headers_to_expose:
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# h will be the relative path from the repo root directory securemsm-kernel ex. <parent directory structure>/securemsm-kernel/linux/smcinvoke.h
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# So we need to split the string and keep the directory structure we want to expose i.e. just linux/smcinvoke.h
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topDirectory = 'securemsm-kernel'
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if 'include/uapi' in h:
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directorySplitLocation = '/'+ topDirectory +'/'
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smcinvoke_headers_to_expose_prefix = os.path.join(h.split(directorySplitLocation)[0], topDirectory, 'include', 'uapi') + os.sep
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if not run_headers_install(verbose, gen_dir, headers_install, unifdef, smcinvoke_headers_to_expose_prefix, h):
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error_count += 1
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else:
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directorySplitLocation = '/'+ topDirectory +'/'
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smcinvoke_headers_to_expose_prefix = os.path.join(h.split(directorySplitLocation)[0], topDirectory) + os.sep
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if not run_headers_install(verbose, gen_dir, headers_install, unifdef, smcinvoke_headers_to_expose_prefix, h):
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error_count += 1
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return error_count
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def main():
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"""Parse command line arguments and perform top level control."""
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parser = argparse.ArgumentParser(
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description=__doc__,
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formatter_class=argparse.RawDescriptionHelpFormatter)
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# Arguments that apply to every invocation of this script.
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parser.add_argument(
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'--verbose', action='store_true',
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help='Print output that describes the workings of this script.')
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parser.add_argument(
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'--header_arch', required=True,
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help='The arch for which to generate headers.')
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parser.add_argument(
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'--gen_dir', required=True,
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help='Where to place the generated files.')
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parser.add_argument(
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'--smcinvoke_headers_to_expose', required=True, nargs='*',
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help='The list of smcinvoke header files.')
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parser.add_argument(
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'--headers_install', required=True,
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help='The headers_install tool to process input headers.')
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parser.add_argument(
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'--unifdef',
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required=True,
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help='The unifdef tool used by headers_install.')
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args = parser.parse_args()
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if args.verbose:
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print('header_arch [%s]' % args.header_arch)
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print('gen_dir [%s]' % args.gen_dir)
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print('smcinvoke_headers_to_expose [%s]' % args.smcinvoke_headers_to_expose)
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print('headers_install [%s]' % args.headers_install)
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print('unifdef [%s]' % args.unifdef)
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return gen_smcinvoke_headers(args.verbose, args.gen_dir,
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args.headers_install, args.unifdef, args.smcinvoke_headers_to_expose)
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if __name__ == '__main__':
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sys.exit(main())
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