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各位好,我现在基于 omap3530的dsplink loop demo中swi中断模式做开发,遇到了一些问题,希望各位前辈帮忙。我们对dsplink 中自带的loop 例子按照我们的要求做了修改,只是CHNL_issue一个“空”的buffer到输入信道上,然后一直等待CHNL_reclaim一个“满”的buffer。当dsp端发送数据到gpp端以后,CHAN_reclaim就会报错,这是为什么呢?