Never Mind Re: Stupid user tricks dual Radeon 7500 cards

K. S. Griffiths wrote:
> Alex Deucher wrote:
> | --- "K. S. Griffiths" <[email protected]> wrote:
> |
> |>I'm not nearly as experienced with Linux as I'd like to be, try as I
> |>might on my own I can't get dual head to work on my system.
> |>
> |>Specs are PIII 733, Tyan Motherboard, one ATI Radeon 7500 in AGP
> |>slot,
> |>second ATI Radeon 7500 in PCI slot.  I have one 15" LCD that supports
> |>
> |>1024x768 that I want to be my secondary monitor, and a 17" LCD that
> |>supports 1280x1024 that I want to use as my primary.  Individual
> |>desktops are preferred as I need the 1280x1024 resolution.  The 17"
> |>LCD
> |>is physically below the 15" LCD.
> |>
> |>The setup works under SuSE Linux just fine but SuSE was being a PITA
> |>about some of the apps I need to use for my job.  Below is my
> |>XF86Config
> |>with most comments edited out:
> |>
> |># XFree86 4 configuration created by redhat-config-xfree86
> |>
> |>
> |
> | [snip]
> |
> |>Section "Device"
> |>         Identifier  "Videocard0"
> |>         Driver      "radeon"
> |>         VendorName  "Videocard vendor"
> |>         BoardName   "ATI Radeon 7500"
> |>EndSection
> |>
> |>
> |>
> |>Section "Device"
> |>         Identifier  "Videocard1"
> |>         Driver      "radeon"
> |>         VendorName  "Videocard Vendor"
> |>         BoardName   "ATI Radeon 7500"
> |>         BusID       "PCI:1:0:0"
> |>EndSection
> |>
> |
> | [snip]
> |
> | you probably need to specify the busid of the PCI radeon card.
> | PCI:1:0:0 is the agp card.  If that doesn't work, there was a problem
> | with certain combinations of multiple radeon cards in 4.3.  A fix went
> | in just after 4.3 was released and I don't know if the fix was included
> | in readhat's build.  If it is a problem with output detection you can
> | try the "monitorlayout" option which will force the output
> | configuration you want.  A xfree86 log would be helpful.
> |
> | Alex
> |
> 
> That got it, though for some reason lspci listed the busid as 0:11:0 and
> the xfree86 log listed it as 0:17:0.  0:17:0 worked.
> 
> Now for the next issue, if I try and use different resolutions the 17"
> lcd Borks (fuzzy display 640x480 resolution.)  The refresh rates are good.
> 
> If necessary I can live with it, but the 1280x1024 on the 17" LCD would
> be nice.

My Horizontal Sync Rate was off.  I have it all working now! Yay!!!


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