<html> <head> </head> <body class='hmmessage'><div dir='ltr'> <style></style> <div dir="ltr">Hi,<br><br>I've installed last gentoo on an old bull Express 5800 TM800 with two graphic cards which are:<br><br><span class="postbody">$ lspci -k <br> 01:00.0 VGA compatible controller: NVIDIA Corporation GF119 [GeForce GT 520] (rev a1) <br> Subsystem: Device 196e:0915 <br> Kernel modules: nouveau <br> <br> 02:00.0 VGA compatible controller: NVIDIA Corporation NV43GL [Quadro FX 540] (rev a2) <br> Subsystem: NVIDIA Corporation Device 020d <br> Kernel modules: nouveau</span><br><br>and i would like to use X server and extend my desktop over two screens but using two linux framebuffers (one by card).<br><br>In my device directory, there is only one fb (/dev/fb0), is it possible to detect a second one ?<br>Is it possible without DRM, KMS ?<br><br>Where could i find information or documentation ?<br><br>Thank you very much for your help.<br>Best regards,<br>Gil<br></div> </div></body> </html>