Dear all, When I start Gos(winxp or vista), I find sometimes a1 and 21 port in 8259 receive data "FF" and sometimes not. Somebody can help me to explain this, and also, why Gos(winxp or vista) will send "FF" to a1 or 21 port. Thanks all! Best Regards 宋 伟 ( James.Song) Senior Develop Enigneer songweia@lenovo.com +86-10-58861170 Trusted Computing Lab +86-10-58866632/1066 Lenovo Corporate R&D China Post Code 100085 Post Office Box 8688 No. 6 Shangdi Di West Road Haidian District, Beijing, China (Embedded New World. New image moved Thinking. to file: http://www.lenovo.com/ pic29510.gif) (Embedded image moved (Embedded image moved (Embedded to file: pic04745.gif) to file: pic20649.gif) image moved to file: pic13186.gif) _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel