On 10/24/2011 03:18 PM, Luc Verhaegen wrote: > On Mon, Oct 24, 2011 at 12:18:20PM -0000, OpenChrome Trac wrote: >> #417: Unable to map mmio BAR. Argument list too long (7) >> -----------------------+---------------------------------------------------- >> Reporter: brian | Owner: somebody >> Type: defect | Status: closed >> Priority: critical | Milestone: >> Component: xdriver | Version: 0.2.904 >> Resolution: wontfix | Keywords: >> Blocking: | Blockedby: >> -----------------------+---------------------------------------------------- >> Changes (by brian): >> >> * cc: brian@… (added) >> >> >> Comment: >> >> Replying to [comment:3 schlobinux]: >> > >> > No, it was not a known issue. >> >> Perhaps adding a hint in the Xorg log where the reported error is printed >> that lowering memory might help would be useful to future victims. >> >> > This is a limitation of PCI, and it will need TTM support to work >> properly. There's nothing that can be done about that currently. >> >> OK. Fair enough. But shouldn't that mean leaving this ticket open until >> that work is done and this issue is properly resolved? >> >> > You shouldn't notice any performance regression. >> >> Great news, thanx! >> >> -- >> Ticket URL: <http://www.openchrome.org/trac/ticket/417#comment:4> >> openChrome <http://www.openchrome.org/> >> The openChrome project > > Here's an idea.. Why doesn't openchrome try to only map 256MB? > > if (size > (256 << 10)) { > xf86DrvMsg(..., "Only mapping the accessible first 256MB of %dMB > available videoram.\n", size >> 10); > size = 256 << 10; > } > > This worked fine for radeonhd late july 2007, where i for the first time > dealt with 1GB cards. > > You'd think that users would be happier with a working X, and a small > note stating "we can only use 256MB", over a failing X, and someone > stating: "somewhere, over the rainbow, we might have some infrastructure > implemented which can actually use that much memory". > > Luc Verhaegen. > This probably could have been written more gently, but after all this years, I can't say I'm surprised ;-) Thanks for the suggestion.
Regards, Xavier _______________________________________________ openchrome-users mailing list [email protected] http://wiki.openchrome.org/mailman/listinfo/openchrome-users Main page: http://www.openchrome.org Wiki: http://wiki.openchrome.org User Forum: http://wiki.openchrome.org/tikiwiki/tiki-view_forum.php?forumId=1
