详细介绍linux2.6内核的移植原理和过程，包括u-boot的移植，根文件系统的构建和一些简单的驱动，flash驱动，网络驱动，lcd驱动-Details linux2.6 core principles and processes of migration, including the u-boot-graft, the root file system build and some simple driver, flash drive, network drive, lcd driver