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PROCESSOR-SDK-AM64X: AM64X如何解决R5和A53共享内存数据一致性

Part Number: PROCESSOR-SDK-AM64X

我要在R5和A53做共享内存,比如我在0xb000 0000来做,A53通过MMAP将0xb000 0000映射出虚拟地址,A53(运行linux)对改虚拟地址写数据,然后R5到0xb000 0000读取数据,如何解决一致性的问题?现在测试发现A53的数据会进入cache,导致R5读不到