| Kconfig (6bde8ef51c917a657476310728d6cb3de6bac9e4) | Kconfig (e52d58d54a321d4fe9d0ecdabe4f8774449f0d6e) |
|---|---|
| 1# SPDX-License-Identifier: GPL-2.0-only 2# AMD IOMMU support 3config AMD_IOMMU 4 bool "AMD IOMMU support" 5 select SWIOTLB 6 select PCI_MSI 7 select PCI_ATS 8 select PCI_PRI 9 select PCI_PASID 10 select IOMMU_API 11 select IOMMU_IOVA 12 select IOMMU_DMA | 1# SPDX-License-Identifier: GPL-2.0-only 2# AMD IOMMU support 3config AMD_IOMMU 4 bool "AMD IOMMU support" 5 select SWIOTLB 6 select PCI_MSI 7 select PCI_ATS 8 select PCI_PRI 9 select PCI_PASID 10 select IOMMU_API 11 select IOMMU_IOVA 12 select IOMMU_DMA |
| 13 depends on X86_64 && PCI && ACPI | 13 depends on X86_64 && PCI && ACPI && HAVE_CMPXCHG_DOUBLE |
| 14 help 15 With this option you can enable support for AMD IOMMU hardware in 16 your system. An IOMMU is a hardware component which provides 17 remapping of DMA memory accesses from devices. With an AMD IOMMU you 18 can isolate the DMA memory of different devices and protect the 19 system from misbehaving device drivers or hardware. 20 21 You can find out if your system has an AMD IOMMU if you look into --- 23 unchanged lines hidden --- | 14 help 15 With this option you can enable support for AMD IOMMU hardware in 16 your system. An IOMMU is a hardware component which provides 17 remapping of DMA memory accesses from devices. With an AMD IOMMU you 18 can isolate the DMA memory of different devices and protect the 19 system from misbehaving device drivers or hardware. 20 21 You can find out if your system has an AMD IOMMU if you look into --- 23 unchanged lines hidden --- |