1. 根目录:
2. arch
3. x86
4. platform
5. Makefile

# Platform specific code goes here
obj-y	+= ce4100/
obj-y	+= efi/
obj-y	+= geode/
obj-y	+= goldfish/
obj-y	+= iris/
obj-y	+= mrst/
obj-y	+= olpc/
obj-y	+= scx200/
obj-y	+= sfi/
obj-y	+= ts5500/
obj-y	+= visws/
obj-y	+= uv/