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omapl138 dsp程序在ddr里运行,与HPI访问ddr有冲突?



omapl138  dsp由于程序过大,L2不够用,打算把程序放在ddr里运行。但是运行测试发现,当外部设备没有通过HPI操作ddr时运行正常,一旦外部设备通过HPI操作ddr,会导致dsp程序死掉。是哪里设置的不对吗?还是就不能同时访问???