S3c2440硬件测试程序，主要功能包括：SDRAM读写测试，整片Falsh读写测试，Flash擦除，坏块检测，flash复制数据到SDRAM,S3c2440 hardware testing procedures, the main features include: SDRAM read and write tests, reading and writing test Falsh whole, Flash erase bad block detection, flash copy the