fip: add coverity check scripts, and support --cov. [1/1]

PD#SWPL-64962

Problem:
code for brinup maybe have coverity error.

Solution:
add coverity check scripts in fip, run cmd with --cov,
eg:./mk t3_t982 --update-bl2  --cov

Verify:
local

Change-Id: I925c80eaca6ecc2e17b71101b3e38eb15c6deff6
Signed-off-by: dongqing.li <dongqing.li@amlogic.com>
2 files changed