Messages in this thread | | | Date | Fri, 18 Dec 1998 13:39:33 +0100 | From | Martin Mares <> | Subject | Re: proper ioport space allocation |
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> PCI I/O address space is 16-bit. 32-bit I/O addresses may work if a > single PCI bus is present but they cannot cross PCI-PCI bridges.
PCI-PCI bridges can, but needn't support 32-bit I/O.
Have a nice fortnight -- Martin `MJ' Mares <mj@ucw.cz> http://atrey.karlin.mff.cuni.cz/~mj/ Faculty of Math and Physics, Charles University, Prague, Czech Rep., Earth "Foolproof operation: All parameters are hard coded."
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