我用OMAP3530,通过GPMC总线接FPGA,然后FPGA接AD芯片。我需要实时读取AD,想利用DSP来实时读取,ARM好做别的事情。想问,DSP能够读取GPMC总线上的数据吗?还是说,只有ARM核能访问GPMC总线?
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you need configure dsp memory space for mapping the address space.
But I need say it is not a good idea. You need use dma for gpmc transfer data