diff --git a/AssigningDevices.md b/AssigningDevices.md index f422cba3..b33f48c2 100644 --- a/AssigningDevices.md +++ b/AssigningDevices.md @@ -24,7 +24,15 @@ qvm-pci -a personal 00:1a.0 Note that one can only assign full PCI or PCI Express devices. This means one cannot assign single USB devices -- only the whole USB controller with whatever USB devices connected to it. This limit is imposed by PC and VT-d architecture. -### Possible issues +Using Qubes Manager +------------------- + +TODO + +\ + +Possible issues +--------------- VM with PCI device in Qubes have allocated small buffer for DMA operations (called swiotlb). By default it is 2MB, but some devices needs a larger space. To change this allocation, edit VM kernel parameters (this is expressed in 512B chunks):