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On Thu, 23 Jun 2005, Lee Revell wrote: > Yup, it's just doing port IO. Get a kernel debugger for windows like > softice and this will be trivial to RE. > READ_PORT_USHORT / WRITE_PORT_UCHAR / READ_PORT_UCHAR There are 3 ports involved. The 0xed "non-existant delay port" and a pair of ports that are through the Super-I/O / IDE. They are used in a index+value setup similar to reading/writing the AT keyboard controller. From what I remember, my conclusion was that these instructions were the ones to park the heads and then lock the IDE bus. It's a couple of months ago, but somewhere I have the simplified version of what it was doing... -Paul -- It sometimes snows here. Cambridge, GB - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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