Lines Matching +full:pci +full:- +full:iommu
1 # SPDX-License-Identifier: GPL-2.0-only
2 # AMD IOMMU support
4 bool "AMD IOMMU support"
17 depends on X86_64 && PCI && ACPI && HAVE_CMPXCHG_DOUBLE
19 With this option you can enable support for AMD IOMMU hardware in
20 your system. An IOMMU is a hardware component which provides
21 remapping of DMA memory accesses from devices. With an AMD IOMMU you
25 You can find out if your system has an AMD IOMMU if you look into
30 bool "Enable AMD IOMMU internals in DebugFS"
35 DO NOT ENABLE THIS OPTION UNLESS YOU REALLY, -REALLY- KNOW WHAT YOU ARE DOING!!!
36 Exposes AMD IOMMU device internals in DebugFS.
38 This option is -NOT- intended for production environments, and should