When the IOMMU is enabled it does help. I only attempted to boot with it disabled to be thorough in my testing. Santiago -----Original Message----- From: Andreas Jaeger [mailto:aj@suse.de] Sent: Saturday, September 13, 2003 7:46 AM To: Santiago Flores Cc: suse-amd64@suse.com Subject: Re: [suse-amd64] Tyan K8S >4GB

CPU 0: aperture @ 1ee0000000 size 65536 KB Your BIOS doesn't leave a aperture memory hole Please enable the IOMMU option in the BIOS setup Mapping aperture over 65536 KB of RAM @ c000000

Please enable the IOMMU in any case. Does that help? Andreas -- Andreas Jaeger, aj@suse.de, http://www.suse.de/~aj SuSE Linux AG, Deutschherrnstr. 15-19, 90429 Nürnberg, Germany GPG fingerprint = 93A3 365E CE47 B889 DF7F FED1 389A 563C C272 A126