On Fri, May 02, 2014 at 09:35:20PM +0100, Chris Wilson wrote: > On Fri, May 02, 2014 at 10:00:01AM -0700, Ben Widawsky wrote: > > On Fri, May 02, 2014 at 04:00:25PM +0300, Ville Syrjälä wrote: > > > On Fri, May 02, 2014 at 09:38:11AM +0100, Chris Wilson wrote: > > > > On Fri, May 02, 2014 at 11:19:27AM +0300, Ville Syrjälä wrote: > > > > > On Thu, May 01, 2014 at 06:47:54PM -0700, Ben Widawsky wrote: > > > > > > "Restriction : > > > > > > The offset must be greater than 4K bytes, avoiding the first 4KB of > > > > > > stolen memory." > > > > > > > > > > Isn't this a more generic issue that we must avoid the first 4k? If so > > > > > I think we should just reserve the first 4k permanently at driver init > > > > > time. > > > > Is anyone opposed to this plan? Realistically it won't make a > > difference. > > > > > > > > > > What? On many machines the vga framebuffer is allocated from offset 0. I > > > > think some explanation is in order. > > > > The chopped off part of the commit message explained it (if I understood > > your point). > > How do we handle the inherited fb if it starts at offset 0? > -Chris >
I must be missing something important. The FBC buffer is the only one requiring a non-zero offset from the base of stolen memory. -- Ben Widawsky, Intel Open Source Technology Center _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx
