0d7cd8550d
This change adds a char device to access the "PRD" (processor runtime diagnostics) channel to OPAL firmware. Includes contributions from Vaidyanathan Srinivasan, Neelesh Gupta & Vishal Kulkarni. Signed-off-by: Neelesh Gupta <neelegup@linux.vnet.ibm.com> Signed-off-by: Jeremy Kerr <jk@ozlabs.org> Acked-by: Stewart Smith <stewart@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
29 lines
717 B
Plaintext
29 lines
717 B
Plaintext
config PPC_POWERNV
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depends on PPC64 && PPC_BOOK3S
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bool "IBM PowerNV (Non-Virtualized) platform support"
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select PPC_NATIVE
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select PPC_XICS
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select PPC_ICP_NATIVE
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select PPC_P7_NAP
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select PPC_PCI_CHOICE if EMBEDDED
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select EPAPR_BOOT
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select PPC_INDIRECT_PIO
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select PPC_UDBG_16550
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select PPC_SCOM
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select ARCH_RANDOM
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select CPU_FREQ
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select CPU_FREQ_GOV_PERFORMANCE
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select CPU_FREQ_GOV_POWERSAVE
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select CPU_FREQ_GOV_USERSPACE
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select CPU_FREQ_GOV_ONDEMAND
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select CPU_FREQ_GOV_CONSERVATIVE
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select PPC_DOORBELL
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default y
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config OPAL_PRD
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tristate 'OPAL PRD driver'
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depends on PPC_POWERNV
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help
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This enables the opal-prd driver, a facility to run processor
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recovery diagnostics on OpenPower machines
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