diff options
-rw-r--r-- | share/man/man4/xen.4 | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/share/man/man4/xen.4 b/share/man/man4/xen.4 index ec22729..074c673 100644 --- a/share/man/man4/xen.4 +++ b/share/man/man4/xen.4 @@ -40,17 +40,14 @@ the following lines in your kernel configuration file: .Bd -ragged -offset indent .Cd "options PAE" .Cd "options XEN" +.Cd "nooptions NATIVE" .Ed .Pp -To compile hardware-assisted virtualization (HVM) Xen guest support into an -amd64 kernel, place the following line in your kernel configuration file: +To compile hardware-assisted virtualization (HVM) Xen guest support with +para-virtualized drivers into an amd64 kernel, place the following lines in +your kernel configuration file: .Bd -ragged -offset indent .Cd "options XENHVM" -.Ed -.Pp -To compile support for Xenbux and Xen PV drivers into an amd64 or i386 -kernel, place the following line in your kernel configuration file: -.Bd -ragged -offset indent .Cd "device xenpci" .Ed .Sh DESCRIPTION @@ -73,7 +70,9 @@ semantics. .Pp .Fx supports a fully para-virtualized (PV) kernel on the i386 architecture using -.Cd "options XEN" ; +.Cd "options XEN" +and +.Cd "nooptions NATIVE" ; currently, this requires use of a PAE kernel, enabled via .Cd "options PAE" . .Pp @@ -81,16 +80,23 @@ currently, this requires use of a PAE kernel, enabled via supports hardware-assisted virtualization (HVM) on both the i386 and amd64 kernels; however, PV device drivers with an HVM kernel are only supported on the amd64 architecture, and require -.Cd "options XENHVM" . +.Cd "options XENHVM" +and +.Cd "device xenpci" . .Pp Para-virtualized device drivers are required in order to support certain functionality, such as processing management requests, returning idle physical memory pages to the hypervisor, etc. .Ss Xen DomU device drivers -Adding -.Cd "options xenpci" -to the kernel configuration enables the Xen administrative or -para-virtualized drivers: +Xen administrative and para-virtualized drivers are automatically added to +the kernel if a PV kernel is compiled using +.Cd "options XEN" ; +for HVM environments, +.Cd "options XENHVM" +and +.Cd "device xenpci" +are required. +The follow drivers are supported: .Bl -hang -offset indent -width blkfront .It Nm balloon Allow physical memory pages to be returned to the hypervisor as a result of |