Michael Buesch wrote: > On Wednesday 28 March 2007 23:43, Larry Finger wrote: >>>> As a result, every driver for >>>> hardware with less than 32-bit DMA addressing has to address (pun >>>> intended) the problem. We will >>>> probably be fighting the problem again when > 4 GB RAM computers become >>>> common and 32 bits are not >>>> enough to address all of memory. >>> Nope, see Johannes' mail. >> Yes, if an IOMMU is included, but why don't we have them now on our 64-bit >> processors? > > Don't we? I thought all 64bit machines that support >4G Ram do have an IOMMU.
My AMD Turion 64 X2 processor can address more than 4 GB RAM, but AMD's IOMMU has not yet been released. It is a moot point as my motherboard can only support 2 GB, but I suspect there are mb's that do. Larry _______________________________________________ Bcm43xx-dev mailing list [email protected] https://lists.berlios.de/mailman/listinfo/bcm43xx-dev
