Description of problem: 海光四号cpu, bios 4.1.0.2版本的pi,系统lscpu显示频率只有1000Mhz Version-Release number of selected component (if applicable): How reproducible: Steps to Reproduce: 1.lscpu 2. 3. Actual results: 显示cpu的Mhz只有1000.050MHz Expected results: 显示3021.094 MHz左右 Additional info: