求教!我想通过PDCCMD寄存器关闭C6678的内核,这个寄存器是不是只有Supervisor状态才能写入?那怎么进入Supervisor状态?
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这个地址你应该可以直接访问。 CPU Privilege读文档TMS320C66x DSP CPU and Instruction set。默认启动时就是Supervisor。