VxWorks supports various architectures and it is an operation system which is easy to be ported.The technique of porting VxWorks to one board based on S3C4510B processor is introduced in this paper.(VxWorks) and BSP(Board Support Packet) are introduced at first,and an explanation of the steps of VxWorks' startup and S3C4510B processor and building porting environment is given.All the work consists of the design and implementation of BSP,the porting of VxWorks.