ati es1000 and dual head

Alex Deucher alexdeucher at gmail.com
Thu May 15 05:47:02 PDT 2008


On Thu, May 15, 2008 at 3:23 AM, jean-francois simon <jfs at themis.com> wrote:
> hi,
>
>  Alex Deucher wrote:
>
>  >>  my question is: does the ati es1000 really work in dual head
>  >>  configuration?  i am using opensuse 10.2.
>  >
>  > The es1000 only has one crtc so no dualhead.
>  >
>  > Alex
>  >
>
>  thanks for yr answer.
>  but when i read the ATI RN50 - technical manual, it does mention CRT1
>  and CRT2 as well as DAC1 and DAC2. it also mentions "Dual integrated
>  DACs for CRT display support"
>
>  you confirm the es1000 can't do dual head despite what the doc says?

The RN50 has two DACs, one DVO port, and one crtc.  The one crtc can
drive multiple outputs (DAC1, DAC2, DVO), but all with the same image
and timing.

Alex


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