remove some unused Makefile code and optimize some code
Signed-off-by: NCaoruihong <crh.cao@huawei.com>
Change-Id: I1c31d07481bb6aee47b0c51d63d6b68316c38c88

for historical reason, the old config dir is used only for hcs_config
Signed-off-by: NCaoruihong <crh.cao@huawei.com>
Change-Id: I26f25d5ec81b4b4a0e96c30c3acb3f075107e19e

place .config files under config dir of products
Signed-off-by: NCaoruihong <crh.cao@huawei.com>
Change-Id: I80c6641ae462d4888a6f3124f92b4c9d7fa1567b

kconfiglib support the kconfig macro language,
we need this feature to handle product related
Kconfig configuration.
Signed-off-by: NCaoruihong <crh.cao@huawei.com>
Change-Id: I6bb521e93aab6c67b8bc3ac664b64f5e52089a45

sysroot and arch related cflags are pass by BUILD.gn now.
Signed-off-by: NCaoruihong <crh.cao@huawei.com>
Change-Id: Ia6000dd7ed8a8a37e935ace49d8460a919a16566

Close #I3VOAO

Change-Id: I42103e0e7061e50f8d63df98ea9f5cecd49fe6f4
Signed-off-by: NGuangyao Ma <guangyao.ma@outlook.com>

      is changed to an absolute path.

Change-Id: I4688bae0c69c8b4c415f8aa8c137c987786227a3

Change-Id: I86b30080016d611c16d3bd048b2684fe374b6a47