On Fri, Aug 19, 2005 at 08:38:25AM -0700, Peter Buckingham wrote: > Hi Sean, > > Sean Bruno wrote: > >Well, I do have IOMMU enabled in my kernel .config. I have attached it > >to this message as well. I would appreciate any guidance as I pretty > >much have no idea what 99% of the items in here are for. This is > >the .config that I used to build the kernel from the dmesg output that > >is attached to this email. > > the error that you see is because you haven't set a big enough size in > the BIOS for the IOMMU. The error message is just saying that the kernel > is enabling the IOMMU anyway. It used to be that it would enable 64MB, > it looks like it's defaulting now to 256MB. When you enable a big enough > size in the bios this error will go away (assuming that your bios fills > in the registers correctly).
At least his original error message can only happen when CONFIG_GART_IOMMU is disabled. PCI-DMA: More that 4GB of RAM and no IOMMU PCI-DMA: 32bit PCI IO may malfunction.<6>PCI-DMA: Disabling IOMMU -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/