双口RAM驱动程序，对于基于ARM 板子的嵌入式linux开发者，使用到双口RAM，可以在此驱动源码上修改成自己需要的。-Dual-port RAM driver board for ARM-based embedded linux developer, using the dual-port RAM, you can modify the source code in this drive into their needs.

自己写的bootloader，包含了内存和flash 的初始化，可以引导并启动linux内核。-My bootloader, includes the code to initialize the RAM and flash,can load the linux kernel and start it.

NVRAM. Code to access to BIOS nv-ram memory and get some data (clock, power, battery, RAM...)