I have following hardware on my laptop:
dmesg|grep vga
vgapci0: VGA-compatible display port 0x6110-0x6117 mem
0x9000-0x903f,0x8000-0x8fff irq 16 at device 2.0 on pci0
agp0: Intel GM45 SVGA controller on vgapci0
vgapci1: VGA-compatible display mem 0x9450-0x945f at
Laptop VGA cards are only two types: independently driven, or
mirrored. The former is what allows the internal and external to
display different things simultaneously. The latter is a 1:1 mirror
image on one and other. All laptops I've seen when the external VGA
is enabled are mirrored. Via
Tim Judd wrote:
Laptop VGA cards are only two types: independently driven, or
mirrored. The former is what allows the internal and external to
display different things simultaneously. The latter is a 1:1 mirror
image on one and other. All laptops I've seen when the external VGA
is enabled are
