Messages in this thread | | | Date | Sun, 08 Aug 2004 16:24:36 +0100 | From | Hamie <> | Subject | Re: ide-cs using 100% CPU |
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Robert Hancock wrote:
>It isn't that the CPU is doing so much work, it's mostly waiting. However > >
That was my point... While waiting, shouldn't the CPU be off doing something else? Like giving X some attention...
>with this type of PIO access, the CPU must do all the reads/writes from the >buffer and while doing this the CPU is blocked and cannot do anything else. > > >
Or is the CF requirements such that it's spending it's time doing the actual reads & writes from the buffer, and it's the hardware inserting wait-states when it's being accessed?
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