189e1f7d4SAlex Williamsonconfig VFIO_PCI 289e1f7d4SAlex Williamson tristate "VFIO support for PCI devices" 389e1f7d4SAlex Williamson depends on VFIO && PCI && EVENTFD 471be3423SAlex Williamson select VFIO_VIRQFD 56d7425f1SFeng Wu select IRQ_BYPASS_MANAGER 689e1f7d4SAlex Williamson help 789e1f7d4SAlex Williamson Support for the PCI VFIO bus driver. This is required to make 889e1f7d4SAlex Williamson use of PCI drivers using the VFIO framework. 989e1f7d4SAlex Williamson 1089e1f7d4SAlex Williamson If you don't know what to do here, say N. 1184237a82SAlex Williamson 1284237a82SAlex Williamsonconfig VFIO_PCI_VGA 1384237a82SAlex Williamson bool "VFIO PCI support for VGA devices" 14d65530fbSKees Cook depends on VFIO_PCI && X86 && VGA_ARB 1584237a82SAlex Williamson help 1684237a82SAlex Williamson Support for VGA extension to VFIO PCI. This exposes an additional 1784237a82SAlex Williamson region on VGA devices for accessing legacy VGA addresses used by 1884237a82SAlex Williamson BIOS and generic video drivers. 1984237a82SAlex Williamson 2084237a82SAlex Williamson If you don't know what to do here, say N. 211d53a3a7SFrank Blaschka 221d53a3a7SFrank Blaschkaconfig VFIO_PCI_MMAP 231d53a3a7SFrank Blaschka depends on VFIO_PCI 241d53a3a7SFrank Blaschka def_bool y if !S390 251d53a3a7SFrank Blaschka 261d53a3a7SFrank Blaschkaconfig VFIO_PCI_INTX 271d53a3a7SFrank Blaschka depends on VFIO_PCI 281d53a3a7SFrank Blaschka def_bool y if !S390 295846ff54SAlex Williamson 305846ff54SAlex Williamsonconfig VFIO_PCI_IGD 3108ca1b52SAlex Williamson bool "VFIO PCI extensions for Intel graphics (GVT-d)" 3208ca1b52SAlex Williamson depends on VFIO_PCI && X86 3308ca1b52SAlex Williamson default y 3408ca1b52SAlex Williamson help 3508ca1b52SAlex Williamson Support for Intel IGD specific extensions to enable direct 3608ca1b52SAlex Williamson assignment to virtual machines. This includes exposing an IGD 3708ca1b52SAlex Williamson specific firmware table and read-only copies of the host bridge 3808ca1b52SAlex Williamson and LPC bridge config space. 3908ca1b52SAlex Williamson 4008ca1b52SAlex Williamson To enable Intel IGD assignment through vfio-pci, say Y. 41*7f928917SAlexey Kardashevskiy 42*7f928917SAlexey Kardashevskiyconfig VFIO_PCI_NVLINK2 43*7f928917SAlexey Kardashevskiy def_bool y 44*7f928917SAlexey Kardashevskiy depends on VFIO_PCI && PPC_POWERNV 45*7f928917SAlexey Kardashevskiy help 46*7f928917SAlexey Kardashevskiy VFIO PCI support for P9 Witherspoon machine with NVIDIA V100 GPUs 47