1 .\" Copyright (c) 2013 Peter Grehan
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32 .Nd "bhyve virtual machine monitor"
34 To load the driver as a module at boot, add this line to
36 .Bd -literal -offset indent
40 The module can also be loaded manually with
42 .Bd -literal -offset indent
47 provides the kernel portion of the
51 An Intel CPU with VT-x/EPT or AMD CPU with SVM support is required.
53 PCI device passthrough to a virtual machine requires
54 hardware with VT-d support.
56 When the hardware supports VT-d, and
58 has been loaded at boot time,
59 PCI devices can be reserved for use by the hypervisor.
60 Entries consisting of the PCI
61 .Ar bus Ns / Ns Ar slot Ns / Ns Ar function
66 Additional entries are separated by spaces.
67 Host PCI devices that match an entry will be assigned to the hypervisor
68 and will not be probed by
73 section below for sample usage.
75 A large number of PCI device entries may require a string longer than the
76 128-character limit of
83 variables can be used for additional entries.
85 Reserve three PCI devices for use by the hypervisor: bus 10 slot 0 function 0,
86 bus 6 slot 5 function 0, and bus 6 slot 5 function 1.
87 .Bd -literal -offset indent
88 pptdevs="10/0/0 6/5/0 6/5/1"
101 .An Neel Natu Aq neel@freebsd.org
102 .An Peter Grehan Aq grehan@freebsd.org