1.设计数据导入（见01）
2.初始化 top floorplan with def
3.创建 block partition
4.调整 block floorplan (size/location/area/connection, manul work)
5.format floorplan size and location
6.create tracks
7.pin assignment
8.power routing and pushdown
9.commit partition
10.write data
————————————————
8.power routing and pushdown
1.打纵向M11的power stripe
先打VSS
再打VDD
2.push down patition
:
9.commit partition
命令：commit_partitions
查看commit_partitions命令后某block可以选择某block后点击 partition - change partition view 或者使用命令 “set_current_design ***”
切回top界面重新点击change partition view即可
10.write data
写出的def 信息重要信息包括：area、 pin位置 、 special net
