Difference between revisions of "Pci passthrough"

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m
Line 21: Line 21:
 
==AMD==  
 
==AMD==  
  
edit:  
+
Edit:  
  
 
<source lang="bash">
 
<source lang="bash">
#vi /etc/default/grub
+
# vi /etc/default/grub
 
</source>  
 
</source>  
  
change
+
Change:
 
<source lang="bash">
 
<source lang="bash">
 
GRUB_CMDLINE_LINUX_DEFAULT="quiet"  
 
GRUB_CMDLINE_LINUX_DEFAULT="quiet"  
 
</source>
 
</source>
to
+
To:
 
<source lang="bash">
 
<source lang="bash">
GRUB_CMDLINE_LINUX_DEFAULT="quiet iommu=pt iommu=1"  
+
GRUB_CMDLINE_LINUX_DEFAULT="quiet amd_iommu=on"  
 
</source>
 
</source>
then <source lang="bash">
+
Then:
 +
<source lang="bash">
 
# update-grub
 
# update-grub
 
# echo "options kvm allow_unsafe_assigned_interrupts=1" > /etc/modprobe.d/kvm_iommu_map_guest.conf  
 
# echo "options kvm allow_unsafe_assigned_interrupts=1" > /etc/modprobe.d/kvm_iommu_map_guest.conf  

Revision as of 20:37, 3 August 2013

To enable PCI passthrough, you need to configure:

INTEL


edit:

#vi /etc/default/grub

change

GRUB_CMDLINE_LINUX_DEFAULT="quiet"

to

GRUB_CMDLINE_LINUX_DEFAULT="quiet intel_iommu=on"

then

# update-grub
# reboot

AMD

Edit:

# vi /etc/default/grub

Change:

GRUB_CMDLINE_LINUX_DEFAULT="quiet"

To:

GRUB_CMDLINE_LINUX_DEFAULT="quiet amd_iommu=on"

Then:

# update-grub
# echo "options kvm allow_unsafe_assigned_interrupts=1" > /etc/modprobe.d/kvm_iommu_map_guest.conf 
# reboot