1. All files included in current file folder can be released to customers.

2. If you use mediatek's switch solution, please do not change anything for
all files in current folder.

3. If you do not use mediatek's switch solution, please refer to existing 
solution in ./default and ./medaitek file folder, in your solution, please 
define, implement your own eth_ops variable and name it as 'switch_layer_ops',
then modify the Makefile in current folder and compile your solution.

4. The output of compilation of current file folder is libeth_1905ops.so,
please copy it to /usr/lib on your board for p1905_managerd daemon using.