1. 原kernel/common目录下属于内核拓展组件，统一移入kernel/extend管理
2. Kconfig分层，各模块自己的配置放到自己目录下管理
3. 原platform下不属于平台的公共代码抽到kernel/common下，只留板级链接脚本和一些编译脚本指向device目录下触发平台相关的编译
4. 对外公共头文件统一抽到对外include路径
5. 废弃宏，头文件清理

close: #I48KI4
Signed-off-by: Narvinzzz <zhaotianyu9@huawei.com>
Change-Id: I0cf5ea81c92a8fa7b113da9cbdc8b7bc935f5aae

add BUILD.gn for all kernel modules
Signed-off-by: NCaoruihong <crh.cao@huawei.com>
Change-Id: I018446427bf64615f2596d47862b219659b58b34

close: #I3I768

Change-Id: I4f801df4abe1a9afdf43391c28276e96a5e81513

storage medium is separated from the shell module.

Change-Id: Id56939001d70bb92d9cc02bd7c9f55ca8b61cf5b

Change-Id: I052d930d54e63179b17b77f02c107a015f3cfc3f

Feature or Bugfix:Feature
Binary Source:Huawei
PrivateCode(Yes/No):Yes

Change-Id: I175d2648bc6f9078c34de2c0a5c93fda10b86c47
ChangeID:13306388

Improve style of the ifdef in OsShellSourceInit().
Signed-off-by: NZbigniew Bodek <zbigniew.bodek@huawei.com>
Change-Id: I733423ce7e0d923702ea62f9e319a92525ebe161

For some reason more brackets is worse than no brackets
and warning is generated that is threated as error.
Therefore remove brackets to fix the build when
LOSCFG_PLATFORM_ROOTFS is defined
Signed-off-by: NZbigniew Bodek <zbigniew.bodek@huawei.com>
Change-Id: I610a5893217039a36d894641c54a83ff4d4b7822

If the platform doesn't support rootfs but shell and serial
console are enabled, create Shell task in kernel.
Note that normally, shell task is created by /bin/init.
Signed-off-by: NZbigniew Bodek <zbigniew.bodek@huawei.com>
Change-Id: If3bf55313d897569b59902b07eaa042eee71a8df

Change-Id: Ia6c1f6302407a707b3ec9b805f4c92d8a7970b86