CentOS, radeon driver, dual monitor, fun (NOT)]

[Jerome Glisse]

On Fri, Apr 26, 2013 at 2:10 PM,  <m.roth at 5-cent.us> wrote:
> Alex Deucher wrote:
>> On Fri, Apr 26, 2013 at 11:24 AM,  <m.roth at 5-cent.us> wrote:
>>> Alex Deucher wrote:
>>>> On Fri, Apr 26, 2013 at 10:56 AM,  <m.roth at 5-cent.us> wrote:
>>>>> Alex Deucher wrote:
>>>>>> On Fri, Apr 26, 2013 at 10:26 AM,  <m.roth at 5-cent.us> wrote:
>>>>>>> Well, I posted this a week ago. Does *anyone* have any suggestions
> as to what I need to do with my xorg.conf to get my user back to
> normal?
> <snip>
>>>>
>>>> Bring up X without an xorg.conf and use xrandr or the gnome monitors
> control panel to enable multi-head.  E.g.,
>>>> xrandr --auto
>>>> xrandr --output DisplayPort-0 --right-of DisplayPort-1
>>>> etc.
> <snip>
>
> GOT IT! FINALLY! Thank you *very* much.
>
> Here's what I did:
> rm xorg.cong, <ctrl><alt><bkspc>
>
> Logged in, and tried to control the monitors with the display app, and hit
> apply several times... and it did nothing.
>
> Then, reading sideways <g>, I opened an xterm, and did:
> xrandr --output DisplayPort-0 --rotate left --right-of DisplayPort-1
> --output DisplayPort-1 --rotate left
>
> And we got there... *but* it didn't save the whole thing, just part, I
> guess: another <ctl><alt><bkspc> and it was sideways again, but you
> *could* move the cursor all over. He logged in, and using the display app,
> rotated the windows... and this time, when he hit apply, it did it, and
> confirmed.
>
> My last question: how do we keep his configuration a) between logins, and
> b) between system reboots? What is the preferred method?
> <snip>
>             mark
>

Slightly modified xorg.conf should do it:


Section "ServerFlags"
    Option        "AllowMouseOpenFail" "true"
EndSection
<snip> of files, and input device>
Section "Module"
        Load  "glx"
EndSection

Section       "Device"
  Identifier  "mycard"
  Driver      "radeon"
EndSection

Section       "Monitor"
  Identifier  "mymon0"
  Option      "Monitor-DisplayPort-0"
  Option      "Rotate" "left"
#   Option      "Position" "0 0"
EndSection
Section       "Monitor"
  Identifier  "mymon1"
  Option      "Monitor-DisplayPort-1"
  Option      "Rotate" "left"
EndSection

Section       "Screen"
  Identifier  "myhead0"
  Device      "mycard"
  Monitor     "mymon0"
  DefaultDepth  24
  SubSection  "Display"
    Depth     24
    Modes     "1280x1024"
  EndSubSection
EndSection

Section       "Screen"
  Identifier  "myhead1"
  Device      "mycard"
  Monitor     "mymon1"
  DefaultDepth  24
  SubSection "Display"
    Depth     24
    Modes     "1280x1024"
  EndSubSection
EndSection

Section "ServerLayout"
  Identifier  "layout0"
  InputDevice "keyboard0" "CoreKeyboard"
  InputDevice "mouse0" "CorePointer"
  Screen      0 "myhead0" RightOf "myhead1"
  Screen      1 "myhead1"
  Option      "Xinerama" "0"
EndSection


>
>
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