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Diffstat (limited to 'drivers/xen/Kconfig')
| -rw-r--r-- | drivers/xen/Kconfig | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig index 5014c6dcbdfa..03bc471c3eed 100644 --- a/drivers/xen/Kconfig +++ b/drivers/xen/Kconfig @@ -129,4 +129,26 @@ config XEN_TMEM Shim to interface in-kernel Transcendent Memory hooks (e.g. cleancache and frontswap) to Xen tmem hypercalls. +config XEN_PCIDEV_BACKEND + tristate "Xen PCI-device backend driver" + depends on PCI && X86 && XEN + depends on XEN_BACKEND + default m + help + The PCI device backend driver allows the kernel to export arbitrary + PCI devices to other guests. If you select this to be a module, you + will need to make sure no other driver has bound to the device(s) + you want to make visible to other guests. + + The parameter "passthrough" allows you specify how you want the PCI + devices to appear in the guest. You can choose the default (0) where + PCI topology starts at 00.00.0, or (1) for passthrough if you want + the PCI devices topology appear the same as in the host. + + The "hide" parameter (only applicable if backend driver is compiled + into the kernel) allows you to bind the PCI devices to this module + from the default device drivers. The argument is the list of PCI BDFs: + xen-pciback.hide=(03:00.0)(04:00.0) + + If in doubt, say m. endmenu |