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Kernel: Enable SVA support for both Intel and AMD CPUs

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Since running virtual machines is one of our legitimate use cases, it
makes sense to provide Qemu with the ability of taking advantage of
IOMMU support for safer virtuall memory allocation, if available.

Signed-off-by: Peter Müller <peter.mueller@ipfire.org>
Acked-by: Michael Tremer <michael.tremer@ipfire.org>
This commit is contained in:
Peter Müller
2022-03-19 21:10:50 +00:00
parent 4f4422cc1c
commit 11925d6f9f
1 changed files with 4 additions and 2 deletions
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6
config/kernel/kernel.config.x86_64-ipfire
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@@ -6179,6 +6179,7 @@ CONFIG_INTEL_IDMA64=m
CONFIG_INTEL_IDXD_BUS=m
CONFIG_INTEL_IDXD=m
# CONFIG_INTEL_IDXD_COMPAT is not set
# CONFIG_INTEL_IDXD_SVM is not set
# CONFIG_INTEL_IDXD_PERFMON is not set
CONFIG_INTEL_IOATDMA=m
CONFIG_PLX_DMA=m
@@ -6476,11 +6477,12 @@ CONFIG_IOMMU_DEFAULT_DMA_STRICT=y
# CONFIG_IOMMU_DEFAULT_DMA_LAZY is not set
# CONFIG_IOMMU_DEFAULT_PASSTHROUGH is not set
CONFIG_IOMMU_DMA=y
CONFIG_IOMMU_SVA_LIB=y
CONFIG_AMD_IOMMU=y
# CONFIG_AMD_IOMMU_V2 is not set
CONFIG_AMD_IOMMU_V2=y
CONFIG_DMAR_TABLE=y
CONFIG_INTEL_IOMMU=y
# CONFIG_INTEL_IOMMU_SVM is not set
CONFIG_INTEL_IOMMU_SVM=y
# CONFIG_INTEL_IOMMU_DEFAULT_ON is not set
CONFIG_INTEL_IOMMU_FLOPPY_WA=y
# CONFIG_INTEL_IOMMU_SCALABLE_MODE_DEFAULT_ON is not set