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BCACHE_setMar函数



大家好:

BCACHE_setMar函数可以设置一段DDR是否为cacheability 属性,我的问题是,设置了cacheability属性之后,对于DDR意味着什么?是不是说,DSP一上电,DDR里面的内容全部都被DSP自动加载到L2CACHE中,这样CPU就可以直接在L2CACHE中找到想要的数据,而不用再到DDR更慢的设备上去呢?