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-rw-r--r--arch/powerpc/platforms/pseries/Kconfig14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/pseries/Kconfig b/arch/powerpc/platforms/pseries/Kconfig
index f7b484f55553..9e35cddddf73 100644
--- a/arch/powerpc/platforms/pseries/Kconfig
+++ b/arch/powerpc/platforms/pseries/Kconfig
@@ -145,3 +145,17 @@ config PAPR_SCM
tristate "Support for the PAPR Storage Class Memory interface"
help
Enable access to hypervisor provided storage class memory.
+
+config PPC_SVM
+ bool "Secure virtual machine (SVM) support for POWER"
+ depends on PPC_PSERIES
+ select SWIOTLB
+ select ARCH_HAS_MEM_ENCRYPT
+ select ARCH_HAS_FORCE_DMA_UNENCRYPTED
+ help
+ There are certain POWER platforms which support secure guests using
+ the Protected Execution Facility, with the help of an Ultravisor
+ executing below the hypervisor layer. This enables support for
+ those guests.
+
+ If unsure, say "N".