On Fri, 10 Apr 2009, Cihula, Joseph wrote: > The problem is that your kernel does not have VT-d (Intel's IOMMU) support in > it. So even though you specify 'intel_iommu=on' in the command line, it gets > ignored. You can verify if your .config has CONFIG_DMAR set (which we will > add as a dependency in the next patch update). > > The issue is that tboot is DMA protecting memory and without VT-d support the > kernel never un-protects it. So all DMA fails. > > Joe
That was it! I did not have CONFIG_DMAR set, so I set it, recompiled, and now booting proceeds normally. Thank you so much for your help! -- Alana ------------------------------------------------------------------------------ This SF.net email is sponsored by: High Quality Requirements in a Collaborative Environment. Download a free trial of Rational Requirements Composer Now! http://p.sf.net/sfu/www-ibm-com _______________________________________________ tboot-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/tboot-devel
