On Thu, Aug 20, 2009 at 1:01 AM, David Woodhouse <dwmw2@xxxxxxxxxxxxx> wrote:
> + if (iommu->cap == (uint64_t)-1 && iommu->ecap == (uint64_t)-1) {
> + /* Promote an attitude of violence to a BIOS engineer today */
> + WARN(1, "Your BIOS is broken; DMAR reported at address %llx returns all ones!\n"
Think about changing this to a warning that "Your IOMMU appears to be
disabled." All ones is, after all, the traditional hint that the
device is turned off.
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