Signed-off-by: Njason_gitee <yangjie140@huawei.com>

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

close #I41MWM
Signed-off-by: Nchenjing <chenjing139@huawei.com>
Change-Id: Iad136b3b8b63fed63fa69c594ec39bd90d5513b7

1、bootargs解析与rootfs挂载进行解耦；
2、支持开发者自定义bootargs参数，内核存储bootargs中所有参数；
3、开发者可获取bootargs中的参数内容，并自行解析。

close #I41CL8

Change-Id: If384476714854ba0cf64eb70b785eb26737dd3d2
Signed-off-by: Nchenjing <chenjing139@huawei.com>

Provide a separate configuration macro for boot environment in RAM.
Depends on: Need to copy boot environment data to the specified ram by boot.

Closes #I3OADR

Change-Id: Ie36a92c0a44f245482d1602c3a6851395944776d

Change-Id: I052d930d54e63179b17b77f02c107a015f3cfc3f

Change-Id: Ia6c1f6302407a707b3ec9b805f4c92d8a7970b86