From: Michel Dänzer <[EMAIL PROTECTED]> Date: Wed, 23 Apr 2008 11:32:07 +0200
> On Wed, 2008-04-23 at 08:21 +1000, Benjamin Herrenschmidt wrote: > > On Tue, 2008-04-22 at 17:55 +0200, Christian Ehrhardt wrote: > > > I wanted to ask if there are any known workarounds atm that would > > > allow me to use my X11 for now? > > > > X is doing a mmap of /dev/mem instead of /dev/fb ? > > > > You can normally map the fb mapping /dev/fb and then map the registers > > using /dev/fb at an offset beyond the framebuffer (fix->smem_len). > > > > If X is using /dev/mem instead, then it's being stupid and needs to be > > fixed... > > It's up to the driver, and again, the current radeon driver doesn't use > radeonfb at all anymore... The only portable thing is for X to use the PCI sysfs mmap() stuff, which current Xorg servers using libpciaccess do. I know because I'm typing this from a sparc64 using a Radeon with current Xorg :-) _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev