On 4 March 2015 at 23:19, Rob Clark <[email protected]> wrote: > On Wed, Mar 4, 2015 at 6:10 PM, Emil Velikov <[email protected]> wrote: >> On 3 March 2015 at 20:04, Rob Clark <[email protected]> wrote: >>> Add a reserved-memory region for bootloader splashscreen, and assign it >>> to the display device, so that drm/msm can take over the bootloader's >>> splashscreen. >>> >> Hi Rob, >> >> Rather silly question - does the bootloader always use/preserve the >> same amount of memory regardless of the display's resolution & bpp ? >> If not would this patch work in such cases ? >> > > In most cases, the bootloader puts up a splash screen on built-in lcd > panel, which sort of makes the problem easier (fixed resolution). For > external display, I think you just have to size it for worst-case > (largest) resolution. > > (ofc it is RFC since I was hoping to get comments if anyone has better > suggestions.. probably should have cc'd more people ;-)) > I believe that Intel managed to get flicker-free boot. iirc Jess Barnes was one of the people working on it. That said I'm not sure how much of their work is applicable in non-x86 land :-\
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