[linux-2.6-block.git] / arch / powerpc / platforms / powernv / Kconfig

# SPDX-License-Identifier: GPL-2.0
config PPC_POWERNV
	depends on PPC64 && PPC_BOOK3S
	bool "IBM PowerNV (Non-Virtualized) platform support"
	select PPC_NATIVE
	select PPC_XICS
	select PPC_ICP_NATIVE
	select PPC_XIVE_NATIVE
	select PPC_P7_NAP
	select FORCE_PCI
	select PCI_MSI
	select EPAPR_BOOT
	select PPC_INDIRECT_PIO
	select PPC_UDBG_16550
	select PPC_SCOM
	select ARCH_RANDOM
	select CPU_FREQ
	select PPC_DOORBELL
	select MMU_NOTIFIER
	select FORCE_SMP
	default y

config OPAL_PRD
	tristate 'OPAL PRD driver'
	depends on PPC_POWERNV
	help
	  This enables the opal-prd driver, a facility to run processor
	  recovery diagnostics on OpenPower machines

config PPC_MEMTRACE
	bool "Enable removal of RAM from kernel mappings for tracing"
	depends on PPC_POWERNV && MEMORY_HOTREMOVE
	help
	  Enabling this option allows for the removal of memory (RAM)
	  from the kernel mappings to be used for hardware tracing.

config PPC_VAS
	bool "IBM Virtual Accelerator Switchboard (VAS)"
	depends on PPC_POWERNV && PPC_64K_PAGES
	default y
	help
	  This enables support for IBM Virtual Accelerator Switchboard (VAS).

	  VAS allows accelerators in co-processors like NX-GZIP and NX-842
	  to be accessible to kernel subsystems and user processes.

	  VAS adapters are found in POWER9 based systems.

	  If unsure, say N.
Commit	Line	Data
b2441318	1	# SPDX-License-Identifier: GPL-2.0
55190f88 BH	2	config PPC_POWERNV
	3	depends on PPC64 && PPC_BOOK3S
	4	bool "IBM PowerNV (Non-Virtualized) platform support"
55190f88 BH	5	select PPC_NATIVE
	6	select PPC_XICS
	7	select PPC_ICP_NATIVE
243e2511	8	select PPC_XIVE_NATIVE
55190f88	9	select PPC_P7_NAP
eb01d42a	10	select FORCE_PCI
a311e738	11	select PCI_MSI
83920c49	12	select EPAPR_BOOT
3fafe9c2	13	select PPC_INDIRECT_PIO
8a05dd85	14	select PPC_UDBG_16550
8adae0c8	15	select PPC_SCOM
a4da0d50	16	select ARCH_RANDOM
81f35902	17	select CPU_FREQ
d4e58e59	18	select PPC_DOORBELL
abfe8026	19	select MMU_NOTIFIER
40e27565	20	select FORCE_SMP
55190f88	21	default y
0d7cd855 JK	22
	23	config OPAL_PRD
	24	tristate 'OPAL PRD driver'
	25	depends on PPC_POWERNV
	26	help
	27	This enables the opal-prd driver, a facility to run processor
	28	recovery diagnostics on OpenPower machines
9d5171a8 RG	29
	30	config PPC_MEMTRACE
	31	bool "Enable removal of RAM from kernel mappings for tracing"
	32	depends on PPC_POWERNV && MEMORY_HOTREMOVE
9d5171a8 RG	33	help
	34	Enabling this option allows for the removal of memory (RAM)
	35	from the kernel mappings to be used for hardware tracing.
4dea2d1a SB	36
	37	config PPC_VAS
	38	bool "IBM Virtual Accelerator Switchboard (VAS)"
	39	depends on PPC_POWERNV && PPC_64K_PAGES
	40	default y
	41	help
	42	This enables support for IBM Virtual Accelerator Switchboard (VAS).
	43
	44	VAS allows accelerators in co-processors like NX-GZIP and NX-842
	45	to be accessible to kernel subsystems and user processes.
	46
	47	VAS adapters are found in POWER9 based systems.
	48
	49	If unsure, say N.