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Old 09-11-2011, 11:00 AM   #1
iamstevevan
LQ Newbie
 
Registered: Sep 2011
Posts: 1

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Question Quad output ATI & RHEL


I am trying to get quad output working on Red Hat
Quote:
Red Hat Enterprise Linux Server release 5.6 (Tikanga) : 2.6.18-238.19.1.el5PAE)
I am using an ATI Raedon card
Quote:
06:00.0 VGA compatible controller: ATI Technologies Inc RV620 LE [Radeon HD 3450]
06:00.1 Audio device: ATI Technologies Inc RV620 Audio device [Radeon HD 34xx Series]
07:00.0 VGA compatible controller: ATI Technologies Inc RV620 LE [Radeon HD 3450]
07:00.1 Audio device: ATI Technologies Inc RV620 Audio device [Radeon HD 34xx Series]
Here is my Xorg.conf file
Quote:
Section "ServerLayout"
Identifier "Multihead layout"
Screen 0 "amdcccle-Screen[0]-0" 0 0
Screen 1 "amdcccle-Screen[0]-1" RightOf "amdcccle-Screen[0]-0"
Screen 2 "amdcccle-Screen[0]-2" RightOf "amdcccle-Screen[0]-1"
Screen 3 "amdcccle-Screen[0]-3" RightOf "amdcccle-Screen[0]-2"
InputDevice "Keyboard0" "CoreKeyboard"
Option "Xinerama" "true"
Option "Clone" "off"
EndSection

Section "InputDevice"
Identifier "Keyboard0"
Driver "kbd"
Option "XkbModel" "pc105"
Option "XkbLayout" "us"
EndSection

Section "Monitor"
Identifier "amdcccle-Monitor[0]-0"
VendorName "Monitor Vendor"
ModelName "Puma UXP"
HorizSync 15 - 80
VertRefresh 48 - 76
Modeline "1280x1024_60.00" 108.88 1280 1360 1496 1712 1024 1025 1028 1060 -HSync +Vsync
EndSection

Section "Monitor"
Identifier "amdcccle-Monitor[0]-1"
VendorName "Monitor Vendor"
ModelName "Puma UXP"
HorizSync 15 - 80
VertRefresh 48 - 76
Modeline "1280x1024_60.00" 108.88 1280 1360 1496 1712 1024 1025 1028 1060 -HSync +Vsync
EndSection

Section "Monitor"
Identifier "amdcccle-Monitor[0]-2"
VendorName "Monitor Vendor"
ModelName "Puma UXP"
HorizSync 15 - 80
VertRefresh 48 - 76
Modeline "1280x1024_60.00" 108.88 1280 1360 1496 1712 1024 1025 1028 1060 -HSync +Vsync
EndSection

Section "Monitor"
Identifier "amdcccle-Monitor[0]-3"
VendorName "Monitor Vendor"
ModelName "Puma UXP"
HorizSync 15 - 80
VertRefresh 48 - 76
Modeline "1280x1024_60.00" 108.88 1280 1360 1496 1712 1024 1025 1028 1060 -HSync +Vsync
EndSection

Section "Device"
Identifier "aticonfig-Device[0]-0"
Driver "fglrx"
BusID "PCI:6:0:0"
EndSection

Section "Device"
Identifier "aticonfig-Device[0]-1"
Driver "fglrx"
BusID "PCI:6:0:0"
Screen 1
EndSection

Section "Device"
Identifier "aticonfig-Device[0]-2"
Driver "fglrx"
BusID "PCI:6:0:0"
Screen 2
EndSection

Section "Device"
Identifier "aticonfig-Device[0]-3"
Driver "fglrx"
BusID "PCI:6:0:0"
Screen 3
EndSection

Section "Screen"
Identifier "amdcccle-Screen[0]-0"
Device "aticonfig-Device[0]-0"
Monitor "amdcccle-Monitor[0]-0"
DefaultDepth 24
SubSection "Display"
Viewport 0 0
Depth 24
EndSubSection
EndSection

Section "Screen"
Identifier "amdcccle-Screen[0]-1"
Device "aticonfig-Device[0]-1"
Monitor "amdcccle-Monitor[0]-1"
DefaultDepth 24
SubSection "Display"
Viewport 0 0
Depth 24
EndSubSection
EndSection

Section "Screen"
Identifier "amdcccle-Screen[0]-2"
Device "aticonfig-Device[0]-2"
Monitor "amdcccle-Monitor[0]-2"
DefaultDepth 24
SubSection "Display"
Viewport 0 0
Depth 24
EndSubSection
EndSection

Section "Screen"
Identifier "amdcccle-Screen[0]-3"
Device "aticonfig-Device[0]-3"
Monitor "amdcccle-Monitor[0]-3"
DefaultDepth 24
SubSection "Display"
Viewport 0 0
Depth 24
EndSubSection
My problem exists with the BusID fields. scanpci shows that the ATI card is using 6 and 7. When I set the 3rd and 4th monitors to use PCI Bus 7 (BusID "PCI:7:0:0"), the machine crashes.


Can someone please help?
 
  


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