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TMS320C6748: bios中断问题

Part Number: TMS320C6748

你好:

我们在bios中添加了一个线程,然后打开了一个Gpio的中断,中断触发频率为128k,线程为sd卡初始化读写程序。当我打开中断触发的时候,中断是可以来的,但是线程从现象上看不运行了,一直在中断中执行操作,想问下,有无可行的解决方法(使用的例程为rtfs sd卡的程序)