On Mon, Apr 18, 2016 at 3:14 PM, Garland Key <david.garland....@gmail.com> wrote:
> Please add what to do if you have two identical GPUs. Here is exactly > what is needed to make it work. > > - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - > - - - > > */etc/modprobe.d/vfio.conf* > > install vfio-pci /sbin/vfio-pci-override-vga.sh > options vfio-pci disable_vga=1 allow_unsafe_interrupts=1 > This last options line is not relevant to the specific task you're trying to accomplish here. Please don't blindly include examples in the wiki that may not be relevant to all users (disable_vga) or may not be advised or even needed for all users (allow_unsafe_interrupts). > - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - > - - - > > */sbin/vfio-pci-override-vga.sh* > > #!/bin/sh > > for i in $(find /sys/devices/pci* -name boot_vga); do > if [ $(cat $i) -eq 0 ]; then > GPU=$(dirname $i) > AUDIO=$(echo $GPU | sed -e "s/0$/1/") > echo "vfio-pci" > $GPU/driver_override > if [ -d $AUDIO ]; then > echo "vfio-pci" > $AUDIO/driver_override > fi > fi > done > > modprobe -i vfio-pci > > - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - > - - - > > Add the following to */etc/mkinitcpio.conf* and then run *mkinitcpio -p > linux* > > BINARIES="/usr/bin/find /usr/bin/dirname" > FILES="/sbin/vfio-pci-override-vga.sh" > mkinitcpio is already including the vfio modules by default?
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