diff options
Diffstat (limited to 'arch/powerpc/platforms/pseries/Kconfig')
| -rw-r--r-- | arch/powerpc/platforms/pseries/Kconfig | 33 |
1 files changed, 24 insertions, 9 deletions
diff --git a/arch/powerpc/platforms/pseries/Kconfig b/arch/powerpc/platforms/pseries/Kconfig index 9c6b3d860518..9e35cddddf73 100644 --- a/arch/powerpc/platforms/pseries/Kconfig +++ b/arch/powerpc/platforms/pseries/Kconfig @@ -23,6 +23,7 @@ config PPC_PSERIES select ARCH_RANDOM select PPC_DOORBELL select FORCE_SMP + select SWIOTLB default y config PPC_SPLPAR @@ -80,19 +81,19 @@ config LPARCFG bool "LPAR Configuration Data" depends on PPC_PSERIES help - Provide system capacity information via human readable - <key word>=<value> pairs through a /proc/ppc64/lparcfg interface. + Provide system capacity information via human readable + <key word>=<value> pairs through a /proc/ppc64/lparcfg interface. config PPC_PSERIES_DEBUG depends on PPC_PSERIES && PPC_EARLY_DEBUG bool "Enable extra debug logging in platforms/pseries" - help + default y + help Say Y here if you want the pseries core to produce a bunch of debug messages to the system log. Select this if you are having a problem with the pseries core and want to see more of what is going on. This does not enable debugging in lpar.c, which must be manually done due to its verbosity. - default y config PPC_SMLPAR bool "Support for shared-memory logical partitions" @@ -117,16 +118,16 @@ config CMM balance memory across many LPARs. config HV_PERF_CTRS - bool "Hypervisor supplied PMU events (24x7 & GPCI)" - default y - depends on PERF_EVENTS && PPC_PSERIES - help + bool "Hypervisor supplied PMU events (24x7 & GPCI)" + default y + depends on PERF_EVENTS && PPC_PSERIES + help Enable access to hypervisor supplied counters in perf. Currently, this enables code that uses the hcall GetPerfCounterInfo and 24x7 interfaces to retrieve counters. GPCI exists on Power 6 and later systems. 24x7 is available on Power 8 and later systems. - If unsure, select Y. + If unsure, select Y. config IBMVIO depends on PPC_PSERIES @@ -144,3 +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". |