Re: [gentoo-user] A question concerning graphics...

[Michael Hampicke]

Am 11.03.2013 00:07, schrieb Alecks Gates:
> On Sun, Mar 10, 2013 at 5:53 PM, Michael Hampicke <gentoo-user@××××.biz> wrote:
>> Am 10.03.2013 21:48, schrieb Alecks Gates:
>>> On Sun, Mar 10, 2013 at 7:28 AM, Michael Hampicke <gentoo-user@××××.biz> wrote:
>>> [...]
>>>> I use the ati-drivers package, and I'd say there are pretty solid now. I
>>>> first started using ati-drivers with my HD2600 card card - as the kernel
>>>> drivers did not support the power saving mechanisms of the card. No
>>>> power saving on the HD2600 meant just when idling: 60 degree C and a
>>>> power usage of over 30 watts more then when using the kernel driver. Not
>>>> to mention the noise of the fan. When I bought my new HD 7770 card last
>>>> year, it was not supported by the kernel, so I sticked with the
>>>> ati-drivers. Everythings works as it's supposed to. Dual screen setup
>>>> with different solutions, power saving when idling, 3D power when you
>>>> need it (steam games), opencl works fine too.
>>>>
>>>
>>> I just bought a 7770 myself, and have been interested in getting a
>>> dual monitor setup with ati-drivers. What steps do I have to take?
>>>
>>
>> Just fire up the AMD catalyst control center, configure to your liking,
>> that's it pretty much. I do run gnome 3.6 - but configuring dual
>> monitors only with gnome (via system settings) was not possible.
>>
>
> I noticed the same about Gnome.  I did try it in AMD Catalyst but was
> unsuccessful.  Do I need xinerama support?
>

I don't have xinerama enabled on any of my packages.

Here is the xorg.conf which AMD CC generated, maybe it helps:

Section "ServerLayout"
	Identifier     "aticonfig Layout"
	Screen      0  "aticonfig-Screen[0]-0" 0 0
EndSection

Section "Module"
EndSection

Section "InputClass"
	Identifier      "evdev keyboard catchall"
	Driver          "evdev"
	MatchDevicePath "/dev/input/event*"
	MatchIsKeyboard "yes"
	Option	    "XkbLayout" "de"
EndSection

Section "Monitor"
	Identifier   "aticonfig-Monitor[0]-0"
	Option	    "VendorName" "ATI Proprietary Driver"
	Option	    "ModelName" "Generic Autodetecting Monitor"
	Option	    "DPMS" "true"
EndSection

Section "Monitor"
	Identifier   "0-DFP9"
	Option	    "VendorName" "ATI Proprietary Driver"
	Option	    "ModelName" "Generic Autodetecting Monitor"
	Option	    "DPMS" "true"
	Option	    "PreferredMode" "1920x1080"
	Option	    "TargetRefresh" "60"
	Option	    "Position" "0 0"
	Option	    "Rotate" "normal"
	Option	    "Disable" "false"
EndSection

Section "Monitor"
	Identifier   "0-CRT1"
	Option	    "VendorName" "ATI Proprietary Driver"
	Option	    "ModelName" "Generic Autodetecting Monitor"
	Option	    "DPMS" "true"
	Option	    "PreferredMode" "1280x1024"
	Option	    "TargetRefresh" "60"
	Option	    "Position" "1920 0"
	Option	    "Rotate" "normal"
	Option	    "Disable" "false"
EndSection

Section "Device"
	Identifier  "aticonfig-Device[0]-0"
	Driver      "fglrx"
	Option	    "Monitor-DFP9" "0-DFP9"
	Option	    "Monitor-CRT1" "0-CRT1"
	BusID       "PCI:1:0:0"
EndSection

Section "Device"
	Identifier  "amdcccle-Device[1]-1"
	Driver      "fglrx"
	Option	    "Monitor-CRT1" "0-CRT1"
	BusID       "PCI:1:0:0"
	Screen      1
EndSection

Section "Screen"
	Identifier "aticonfig-Screen[0]-0"
	Device     "aticonfig-Device[0]-0"
	DefaultDepth     24
	SubSection "Display"
		Viewport   0 0
		Virtual   3200 3200
		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