dos启动下，使用tc编译通过，实现读取硬盘按LBA寻址的任何扇区的数据，是访问硬盘数据的基本方式。-dos start, the use of tc compile realize drives read by the LBA addressing any sector data access to the hard drive data is the basic method.

获取硬盘IDE端口的信息，包括PRIMARY，MASTER，SECONDORY MASTER，信息包括硬盘的ID，SN，FW，LBA，-IDE port for hard disk information, including PRIMARY, MASTER, SECONDORY MASTER, information, including the hard disk ID, SN, FW, LBA, and so on