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C6678两板互联,不能用EDMA往PCIe data区写数据?

问题就是题目所述。按照 技术文档 SPRUGS6C 里第2.9.3 edma transfer examples里面配置好参数后,就是不能往0x60000000起始的地址区域写数据。当把paramsetup.dstAddr换成DDR3或者L2的地址就可以往里面写看到数据被成功搬移了进去。唯独换成0x60000000开始的地址,搬进去的始终全是0。望专家解答!谢谢。