On Sat, 2012-06-30 at 18:18 +0200, Denis 'GNUtoo' Carikli wrote: > Hi, > > me and Kyösti Mälkki(kmalkki on IRC) figured out how to workarround the > following problem: > If I installed 4GB of ram in the m4a785t-m the screen comes up,however > it's black. > If I only installed 2GB of ram it worked fine. > > I made a patch(I'll send it right after that email) but it seem to break > graphics for the case where 2GB of ram is installed. > > So I wonder what would be the correct fix(a fix that would work for > every cases). > > Explanation of the patch that will be sent right after the mail: > "basek - mmio_basek;" should be 1048576 (1G): > According to Kyösti Mälkki the correct value for the sizek is 1048576. > So I looked for what could create that size and found that. > I'm not convinced that "basek - mmio_basek" is the right fix but at > least we're in the right direction.
My explanation of the issue: uma_memory_size must reduce the size of the last RAM resource _below_ 4GB. It now touches the last RAM resource, even if located over 4GB. Thanks, KM -- coreboot mailing list: [email protected] http://www.coreboot.org/mailman/listinfo/coreboot
