[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/meta/poky/scripts/lib/devtool/build.py b/meta/poky/scripts/lib/devtool/build.py
new file mode 100644
index 0000000..ba9593f
--- /dev/null
+++ b/meta/poky/scripts/lib/devtool/build.py
@@ -0,0 +1,91 @@
+# Development tool - build command plugin
+#
+# Copyright (C) 2014-2015 Intel Corporation
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+#
+# 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, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+"""Devtool build plugin"""
+
+import os
+import bb
+import logging
+import argparse
+import tempfile
+from devtool import exec_build_env_command, check_workspace_recipe, DevtoolError
+
+logger = logging.getLogger('devtool')
+
+
+def _set_file_values(fn, values):
+    remaining = list(values.keys())
+
+    def varfunc(varname, origvalue, op, newlines):
+        newvalue = values.get(varname, origvalue)
+        remaining.remove(varname)
+        return (newvalue, '=', 0, True)
+
+    with open(fn, 'r') as f:
+        (updated, newlines) = bb.utils.edit_metadata(f, values, varfunc)
+
+    for item in remaining:
+        updated = True
+        newlines.append('%s = "%s"' % (item, values[item]))
+
+    if updated:
+        with open(fn, 'w') as f:
+            f.writelines(newlines)
+    return updated
+
+def _get_build_tasks(config):
+    tasks = config.get('Build', 'build_task', 'populate_sysroot,packagedata').split(',')
+    return ['do_%s' % task.strip() for task in tasks]
+
+def build(args, config, basepath, workspace):
+    """Entry point for the devtool 'build' subcommand"""
+    workspacepn = check_workspace_recipe(workspace, args.recipename, bbclassextend=True)
+
+    if args.clean:
+        # use clean instead of cleansstate to avoid messing things up in eSDK
+        build_tasks = ['do_clean']
+    else:
+        build_tasks = _get_build_tasks(config)
+
+    bbappend = workspace[workspacepn]['bbappend']
+    if args.disable_parallel_make:
+        logger.info("Disabling 'make' parallelism")
+        _set_file_values(bbappend, {'PARALLEL_MAKE': ''})
+    try:
+        bbargs = []
+        for task in build_tasks:
+            if args.recipename.endswith('-native') and 'package' in task:
+                continue
+            bbargs.append('%s:%s' % (args.recipename, task))
+        exec_build_env_command(config.init_path, basepath, 'bitbake %s' % ' '.join(bbargs), watch=True)
+    except bb.process.ExecutionError as e:
+        # We've already seen the output since watch=True, so just ensure we return something to the user
+        return e.exitcode
+    finally:
+        if args.disable_parallel_make:
+            _set_file_values(bbappend, {'PARALLEL_MAKE': None})
+
+    return 0
+
+def register_commands(subparsers, context):
+    """Register devtool subcommands from this plugin"""
+    parser_build = subparsers.add_parser('build', help='Build a recipe',
+                                         description='Builds the specified recipe using bitbake (up to and including %s)' % ', '.join(_get_build_tasks(context.config)),
+                                         group='working', order=50)
+    parser_build.add_argument('recipename', help='Recipe to build')
+    parser_build.add_argument('-s', '--disable-parallel-make', action="store_true", help='Disable make parallelism')
+    parser_build.add_argument('-c', '--clean', action='store_true', help='clean up recipe building results')
+    parser_build.set_defaults(func=build)