[Libdlo] xf86 displaylink on ARM openmoko

[Luke Kenneth Casson Leighton]

64-bit warning.

make
make -C /lib/modules/`uname -r`/build
SUBDIRS=/mnt/video/src/displaylink/git/udlfb modules
make[1]: Entering directory `/usr/src/linux-headers-2.6.30-2-amd64'
  CC [M]  /mnt/video/src/displaylink/git/udlfb/udlfb.o
/mnt/video/src/displaylink/git/udlfb/udlfb.c: In function ‘dlfb_set_video_mode’:
/mnt/video/src/displaylink/git/udlfb/udlfb.c:1145: warning: format
‘%d’ expects type ‘int’, but argument 3 has type ‘long int’
  Building modules, stage 2.
  MODPOST 1 modules
  CC      /mnt/video/src/displaylink/git/udlfb/udlfb.mod.o
  LD [M]  /mnt/video/src/displaylink/git/udlfb/udlfb.ko
make[1]: Leaving directory `/usr/src/linux-headers-2.6.30-2-amd64'



On Wed, Nov 11, 2009 at 10:11 PM, Bernie Thompson
<bernie at berniethompson.com> wrote:
> Hi Luke (and Phil),
>
> Yea, it does seem that's it.  Expecting to resolve endian issues in
> the next drop of udlfb (which will be 0.4.1).
>
> Until then, this patch posted by Henry should work:
> http://lists.freedesktop.org/archives/libdlo/2009-August/000313.html
>
> Note also that Jaya's driver (displaylinkfb) is endian friendly also.
>
> Thanks,
> Bernie
>
> On Wed, Nov 11, 2009 at 12:40 PM, Luke Kenneth Casson Leighton
> <lkcl at lkcl.net> wrote:
>> hiya bernie,
>>
>> as you know i lent the UD-160-A to phil hands, because he has an
>> openmoko.  he managed to get a kernel compile, and from there was able
>> to compile displaylink kernel mod.
>>
>> unfortunately the screen goes "blue" not "green", which ties in with
>> the "make test" on libdlo showing a lovely pink logo at the end.
>>
>> then it all hangs and does nothing if you run X.  echo
>> sdjkdfasjfhsdjkfsadjfkasdhfkjasdhlf > /dev/fb1 _also_ hangs.
>>
>> phil suspects endian-ness somewhere.  "make test" in libdlo showed
>> lots and lots of successful blats-on-screen, apart from the colour
>> issues.
>>
>> clues?
>>
>> l.
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>>
>