xf86-video-intel (2.4.2) and support for Focus FS454

[Maarten Maathuis]

On Mon, Oct 6, 2008 at 8:41 PM, Eric Anholt <eric at anholt.net> wrote:
> On Mon, 2008-10-06 at 20:04 +0200, Stefan /*St0fF*/ Hübner wrote:
>> Hello list,
>>
>> I've got a system here which consists of Intel 830CGC and a focus fs454
>> chip to produce TV-output.  Is there any way of making this work on a
>> relatively current linux?  I'm asking this as I could not make
>> successful use of the IEGD-suites available from Intel a.t.m.
>>
>> How could the fs454 be made usable with the 2.4.2 version? (I've seen
>> some sub-modules for other chips that seem to have the same purpose)
>>
>> Is support planned?
>>
>> Would Intel help?
>
> No, we're no longer adding additional support for old DVO encoders.
> Most of them have freely available specifications such that anyone with
> time and interest could write a driver for them.  I saw fs454 register
> specs with some cursory googling.  If that's not enough, mmiotrace and
> friends can help trace what the BIOS does to program your hardware so
> you can write a better native driver.
>
> --
> Eric Anholt
> eric at anholt.net                         eric.anholt at intel.com
>
>
>
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To the best of my knowledge mmio-trace only works on existing (binary)
kernel modules.
Tracing the bios is another matter altogether.

Maarten.