How to write MTD device driver ?

[regigao]

 Hi 
  
  Now I have a flash memory and I have read , write sector
  
  code. How can I write MTD device driver for it ? I know I have to declare a
  
  mtd_info variable , fill it with the wrapper function !
  
  How do I write the wrapper function using the read , write code ?
  
  Any advice is welcome !
  
  Thanks
  
==================================================================
新浪網．免費電子信箱  http://www.sinamail.com