Seems there is a mechanism. The frambuffer mode selection interface applies to the DRM connectors. This means that you can sepecify a mode per output as below on the kernel command line:
video=<output>:<mode>
Where output its the name of the output as per xrandr, say VGA1 or LVDS, and the mode is say 1024x768. The mode may be pretty complex:
Seems there is a mechanism. The frambuffer mode selection interface applies to the DRM connectors. This means that you can sepecify a mode per output as below on the kernel command line:
video= <output> :<mode>
Where output its the name of the output as per xrandr, say VGA1 or LVDS, and the mode is say 1024x768. The mode may be pretty complex:
< xres>x< yres>[M] [R][-<bpp> ][@<refresh> ][i][m] [eDd]