Messages in this thread | | | Date | Thu, 13 Dec 2007 12:04:56 +1100 | From | Aras Vaichas <> | Subject | Re: mmaping an IO port device |
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Aras Vaichas wrote: > Hi, > > Can I implement mmap with an io port connected device on an x86 based > CPU? > I'll just add one more bit of information which might effect the situation. The CPU I am using is an Elan SC520 microcontroller.
It seems that this CPU is able remap the General Purpose ports (IO ports) into the lower 1GB of memory space.
I will investigate.
If anyone knows anything about doing this, please speak up. This is a legacy CPU in our product range, and I don't have much experience with it.
Aras
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