Updated today to amd-driver-installer-12-2-x86.x86_64.run
Updated without problems, and eureca, screen definition is now recognised!
/etc/X11/xorg.conf
Section "ServerLayout"
Identifier "aticonfig Layout"
Screen 0 "aticonfig-Screen[0]-0" 0 0
Option "BlankTime" "0"
Option "StandbyTime" "0"
Option "SuspendTime" "0"
Option "OffTime" "0"
EndSection
Section "Monitor"
Identifier "0-DFP1"
Option "VendorName" "ATI Proprietary Driver"
Option "ModelName" "Generic Autodetecting Monitor"
Option "DPMS" "true"
Option "PreferredMode" "1920x1080"
Option "TargetRefresh" "60"
Option "Position" "0 1050"
Option "Rotate" "normal"
Option "Disable" "false"
Option "Primary" "true"
EndSection
Section "Monitor"
Identifier "0-CRT1"
Option "VendorName" "ATI Proprietary Driver"
Option "ModelName" "Generic Autodetecting Monitor"
Option "DPMS" "true"
Option "PreferredMode" "1680x1050"
Option "TargetRefresh" "60"
Option "Position" "120 0"
Option "Rotate" "normal"
Option "Disable" "false"
EndSection
Section "Device"
Identifier "aticonfig-Device[0]-0"
Driver "fglrx"
Option "Monitor-CRT1" "0-CRT1"
Option "Monitor-DFP1" "0-DFP1"
BusID "PCI:1:5:0"
EndSection
Section "Device"
Identifier "amdcccle-Device[1]-1"
Driver "fglrx"
Option "Monitor-DFP1" "0-DFP1"
BusID "PCI:1:5:0"
Screen 1 #this now works
EndSection
Section "Screen"
Identifier "aticonfig-Screen[0]-0"
Device "aticonfig-Device[0]-0"
DefaultDepth 24
SubSection "Display"
Viewport 0 0
Virtual 1920 2130
Depth 24
EndSubSection
EndSection
Section "Screen"
Identifier "amdcccle-Screen[1]-1"
Device "amdcccle-Device[1]-1"
DefaultDepth 24
SubSection "Display"
Viewport 0 0
Depth 24
EndSubSection
EndSection
Linux 3.2.9-2-desktop x86_64, openSUSE Tumbleweed (x86_64)
AMD Phenom™ II X4 940 Processor, KDE: 4.8.1 (4.8.1) “release 478”,
ATI Radeon HD 3200 Graphics 2D driver: fglrx, 3D driver: ATI (AMD-12-2)