TI中文支持网各位专家，请教一个问题，6678 MSMC中4M的SRAM可否作为三级cache，或者说keystone架构的设备是否存在3级缓存这个概念，DSP对LL1,LL2,SRAM写入相同的数据，哪个最快，哪个最慢？
Nancy Wang：
1.只有两级缓存
2.L1>L2>MSMC
6678 SRAM问题
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