Ubuntu
xorg-server package

  1. Bug #312756
  2. Comment #289

Comment 289 for bug 312756

Revision history for this message
A (foobar42) wrote : Re: support graphics card hot switch

# dmidecode -s system-product-name
MacBookPro5,1
# dmidecode -s system-version
1.0
# lspci -vnnn | perl -lne 'print if /^\d+\:.+(\[\S+\:\S+\])/' | grep VGA
02:00.0 VGA compatible controller [0300]: nVidia Corporation G96 [GeForce 9600M GT] [10de:0647] (rev a1) (prog-if 00 [VGA controller])

(there is also an integrated GPU, a 9400M G, on the nvidia controller, even though it doesn't show up under Linux in lspci)

Running 'test_off.sh' gives all failed; but

# echo '\_SB.PCI0.IXVE.IGPU._DSM' > /proc/acpi/call
# cat /proc/acpi/call
0x80000002

though I'm not sure it does anything.