On 10/10/14, 1:34 PM, "Darren Hart" <[email protected]> wrote:
>On 10/10/14, 10:46, "Kamble, Nitin A" <[email protected]> wrote: > >> >> >>On 10/10/14, 10:31 AM, "Zanussi, Tom" <[email protected]> wrote: >> >>>On Fri, 2014-10-10 at 12:25 -0500, Kamble, Nitin A wrote: >>>> >>>> On 10/10/14, 6:37 AM, "Zanussi, Tom" <[email protected]> wrote: >>>> >>>> >On Thu, 2014-10-09 at 15:11 -0700, [email protected] wrote: >>>> >> From: Nitin A Kamble <[email protected]> >>>> >> >>>> >> The gmx500 graphics driver does not work on this BSP, but it takes >>>> >> the ownership of the graphics hardware at boot time, blocking other >>>> >> drivers from using the graphics hardware. >>>> >> >>>> >> Fix the issue by blacklisting the gma500_gfx kernel module in the >>>>kmod >>>> >> configuration, so that it doesn't get loaded at boot time. > >Does gma500 work anywhere? If not, perhaps it doesn't belong in the >intel-common BSPs. I really wanted it to be a reasonable fallback to EMGD, >but it just doesn't seem to work anywhere. It does work on and needed for the emenlow-noemgd BSP. Nitin > >-- >Darren > >>>> >> >>>> > >>>> >Is this really the right way to do this? It will only work if >>>> >CONFIG_XXX=m. If m->y at some point, the whole .bbappend becomes >>>> >useless at best. >>>> >>>> That is why the gma500 is converted from y to m. And with the common >>>> kernel, >>>> It should be m anyway. If you have better way to solve you can share. >>>> >>> >>>Why not a config fragment that turns it off for that BSP? >>> >>>The more general question is whether the common kernel mandates >>>everything be 'm' for this reason. >>> >>>Tom >> >>This will be going backwards. We are trying to consolidate kernel and >>BSPs. >>And this suggested approach will make a separate kernel for this BSP. >> >>The common kernel has lot of drivers enabled. And very few of them will >>be >>actually used on any particular BSP. Not using kernel modules for these >>many >>drivers will be insane. >> >>Nitin >> >> >>> >>>> Nitin >>>> >>>> >>>> > >>>> >Tom >>>> > >>>> >> Fixes Bug: >>>> >> [YOCTO #6807] >>>> >> >>>> >> Signed-off-by: Nitin A Kamble <[email protected]> >>>> >> --- >>>> >> meta-crownbay/recipes-kernel/kmod/kmod_git.bbappend | 3 +++ >>>> >> 1 file changed, 3 insertions(+) >>>> >> create mode 100644 >>>>meta-crownbay/recipes-kernel/kmod/kmod_git.bbappend >>>> >> >>>> >> diff --git a/meta-crownbay/recipes-kernel/kmod/kmod_git.bbappend >>>> >>b/meta-crownbay/recipes-kernel/kmod/kmod_git.bbappend >>>> >> new file mode 100644 >>>> >> index 0000000..56d8fcb >>>> >> --- /dev/null >>>> >> +++ b/meta-crownbay/recipes-kernel/kmod/kmod_git.bbappend >>>> >> @@ -0,0 +1,3 @@ >>>> >> +do_install_append () { >>>> >> + echo "blacklist gma500_gfx" > >>>> >>${D}${sysconfdir}/modprobe.d/prohibit_gma500_gfx.conf >>>> >> +} >>>> > >>>> > >>>> >>> >>> >> >> > > >-- >Darren Hart >Intel Open Source Technology Center > > > -- _______________________________________________ meta-intel mailing list [email protected] https://lists.yoctoproject.org/listinfo/meta-intel
