On Fri, 22 Mar 2019 at 02:10, Thierry Reding <thierry.red...@gmail.com> wrote: > > From: Thierry Reding <tred...@nvidia.com> > > If early firmware initialized the display hardware and the display > controllers are scanning out a framebuffer (e.g. a splash screen), make > sure to pass information about the memory location of that framebuffer > to the kernel before booting to avoid the kernel from using that memory > for the buddy allocator. > > This same mechanism can also be used in the kernel to set up early SMMU > mappings and avoid SMMU faults caused by the display controller reading > from memory for which it has no mapping. > > Signed-off-by: Thierry Reding <tred...@nvidia.com> > --- > board/nvidia/p2371-2180/p2371-2180.c | 47 ++++++++++++++++++++++++++++ > 1 file changed, 47 insertions(+)
Reviewed-by: Simon Glass <s...@chromium.org> _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot