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DDR3读写与SRIO操作(6678)?

   目前遇到一个不太理解的问题,请各位专家帮看看:

  操作程序:1、DDR3初始化,KeyStone_DDR_init (66.66667, 20, 1, NULL);

                       2、SRIO初始化,KeyStone_SRIO_Init(&srio_cfg);

                       3、SRIO读写或doorbell操作成功;

                       4、读写DDR3;

                      5、SRIO读写失败;

       如果在DDR3读写后,再初始化DDR3,SRIO操作又没问题了,本站提供的SRIO的例程没有对DDR3操作(10802200,1080A200),不知何故?谢谢!

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