MIPS assembly to determine whether hardware I/O interrupt has occurred?

Posted by Fred on Stack Overflow See other posts from Stack Overflow or by Fred
Published on 2010-04-27T03:55:51Z Indexed on 2010/05/27 21:11 UTC
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assembly

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mips

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interrupt-handling

In my MIPS32 exception handler, I want to determine whether the exception was caused by a I/O interrupt. The Cause register bits 2-6 inclusive has to be checked. What's the MIPS assembly code to determine this?

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