Bug#825840: Possible fix for colour invertion on ATY,Rockhopper2
On Tue, Oct 04, 2016 at 09:22:17PM +0200, Mathieu Malaterre wrote:
> On Tue, Oct 4, 2016 at 4:44 PM, Lennart Sorensen
> <lsorense@csclub.uwaterloo.ca> wrote:
> > On Tue, Oct 04, 2016 at 03:49:12PM +0200, Samuel Thibault wrote:
> >> € grep bogl_set_palette *
> >> bogl.c: bogl_set_palette = bogl_fb_set_palette;
> >> bogl.c: bogl_set_palette = bogl_fb_set_palette;
> >> bogl.c: bogl_set_palette = bogl_tcfb_set_palette;
> >> bogl.c: the palette with bogl_set_palette() for this to take effect. */
> >> bogl.h:void (*bogl_set_palette) (int c, int nc, const unsigned char palette[][3]);
> >> bogl-test.c: bogl_set_palette (0, 16, palette);
> >> bogl-test.c: bogl_set_palette (6, 8, pixmap->palette);
> >> bowl.c: bogl_set_palette (0, 16, (const unsigned char (*)[3]) palette);
> >> bterm.c: bogl_set_palette(0, 16, palette);
> >> bterm.c: bogl_set_palette(0, 16, palette);
> >> ChangeLog: * bterm.c (main): Call bogl_set_palette after VT switch.
> >>
> >> It looks like bterm always set only colors 0-15.
> >
> > So it does. Hmm, I will compare the code some more.
> >
> > Has it been confirmed that radeonfb does not have wrong colours while
> > offb on the same machine does?
> >
> > And what video mode does radeonfb run with? I wish someone had dmesg
> > dumps of both offb and radeonfb, but I am not having much luck finding
> > any with google.
>
> Attached.
Could you try what offb does if you boot with the kernel option:
video=1680x1050-32
I just wonder if that makes bterm work with right colors.
Of course it might not like it if it doesn't know how to change the mode
on an "Unknown" type of device.
Unfortunately /proc/iomem on powerpc is apparently totally useless.
--
Len Sorensen
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