Support to build host shared libraries.

N/A

Signed-off-by: liminghao <vgotoos@gmail.com>
Support to make bl1 for sdcard.

N/A

Signed-off-by: liminghao <vgotoos@gmail.com>
Fix a bug which cannot build output special product device.

N/A

Signed-off-by: liminghao <vgotoos@gmail.com>
Fix a bug which generate a shared library without suffix ".so".

N/A

Signed-off-by: liminghao <vgotoos@gmail.com>