Problem in clone mode with two display card
alanh at fairlite.co.uk
Wed Aug 13 04:40:28 PDT 2008
I have no idea, probably a bug.
On Wed, 2008-08-13 at 14:38 +0530, Deepak Bhatia wrote:
> Hi Alan,
> In case we replace the i810 below in the "Device" section by "intel".
> Then none of the multimonitor modes work with ATI Card.
> Kindly let us know why this is happening.
> Section "Device"
> Identifier "Card1"
> Driver "i810"
> VendorName "Intel Corporation"
> BoardName "Integrated Graphics Controller"
> BusID "PCI:0:2:0"
> Section "Device"
> Identifier "Card0"
> Driver "ati"
> VendorName "ATI"
> BoardName "Rage Mobility P/M"
> ChipSet "ati"
> ChipId 0x4c52
> ChipRev 0x64
> BusID "PCI:2:0:0"
> Best Regards
> Deepak Bhatia
> -----Original Message-----
> From: xorg-bounces at lists.freedesktop.org
> [mailto:xorg-bounces at lists.freedesktop.org] On Behalf Of Alan Hourihane
> Sent: Tuesday, August 12, 2008 1:40 PM
> To: Ashish Jain
> Cc: xorg at lists.freedesktop.org
> Subject: RE: Problem in clone mode with two display card
> On Tue, 2008-08-12 at 10:45 +0530, Ashish Jain wrote:
> > Dear Alan,
> > Thanks, we have achieved Clone mode.
> > But I have few queries,
> > 1. When we are trying dual head on laptop (HP laptop which have Intel
> > display card with to port) for driver "i810" then we will have to
> > specifically add the line " Option "MonitorLayout" "CRT,LFP" " in
> > "Device" section. But when we are trying dual head on same laptop for
> > driver "intel" then above line is not required. Why?
> The i810 driver uses the BIOS and that older driver requires some manual
> configuration. The intel driver uses the new randr extension and can
> detect when monitors are attached.
> > 2. When we are trying clone mode on laptop (HP laptop which have Intel
> > display card with to port) then we will have to specifically add the
> > line "Option "Clone" "True" " in all the "Device" sections. But when
> > are trying Clone mode on desktop with two display card then above line
> > is not required. Why?
> Because the Clone option is controlling a single card and it needs to
> know when do display cloning.
> > 3. Finally, are the settings of xorg.conf file changed according to
> > setuation? Means setting of xorg.conf files depends upon drive used or
> > laptop/desktop used or hardware (like display card, monitor, etc.)
> Yes, but that's virtually gone with the new Xserver 1.3 and RandR 1.2 as
> it's pretty much all dynamic now.
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