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Kconfig

Kconfig 1.4 KB
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  1. # SPDX-License-Identifier: GPL-2.0
    2. 

  2. config PPC_POWERNV
    3. 

  3. 	depends on PPC64 && PPC_BOOK3S
    4. 

  4. 	bool "IBM PowerNV (Non-Virtualized) platform support"
    5. 

  5. 	select PPC_NATIVE
    6. 

  6. 	select PPC_XICS
    7. 

  7. 	select PPC_ICP_NATIVE
    8. 

  8. 	select PPC_XIVE_NATIVE
    9. 

  9. 	select PPC_P7_NAP
    10. 

  10. 	select PCI
    11. 

  11. 	select PCI_MSI
    12. 

  12. 	select EPAPR_BOOT
    13. 

  13. 	select PPC_INDIRECT_PIO
    14. 

  14. 	select PPC_UDBG_16550
    15. 

  15. 	select PPC_SCOM
    16. 

  16. 	select ARCH_RANDOM
    17. 

  17. 	select CPU_FREQ
    18. 

  18. 	select CPU_FREQ_GOV_PERFORMANCE
    19. 

  19. 	select CPU_FREQ_GOV_POWERSAVE
    20. 

  20. 	select CPU_FREQ_GOV_USERSPACE
    21. 

  21. 	select CPU_FREQ_GOV_ONDEMAND
    22. 

  22. 	select CPU_FREQ_GOV_CONSERVATIVE
    23. 

  23. 	select PPC_DOORBELL
    24. 

  24. 	select MMU_NOTIFIER
    25. 

  25. 	select FORCE_SMP
    26. 

  26. 	default y
    27. 

  27. 

  28. config OPAL_PRD
    29. 

  29. 	tristate 'OPAL PRD driver'
    30. 

  30. 	depends on PPC_POWERNV
    31. 

  31. 	help
    32. 

  32. 	  This enables the opal-prd driver, a facility to run processor
    33. 

  33. 	  recovery diagnostics on OpenPower machines
    34. 

  34. 

  35. config PPC_MEMTRACE
    36. 

  36. 	bool "Enable removal of RAM from kernel mappings for tracing"
    37. 

  37. 	depends on PPC_POWERNV && MEMORY_HOTREMOVE
    38. 

  38. 	default n
    39. 

  39. 	help
    40. 

  40. 	  Enabling this option allows for the removal of memory (RAM)
    41. 

  41. 	  from the kernel mappings to be used for hardware tracing.
    42. 

  42. 

  43. config PPC_VAS
    44. 

  44. 	bool "IBM Virtual Accelerator Switchboard (VAS)"
    45. 

  45. 	depends on PPC_POWERNV && PPC_64K_PAGES
    46. 

  46. 	default y
    47. 

  47. 	help
    48. 

  48. 	  This enables support for IBM Virtual Accelerator Switchboard (VAS).
    49. 

  49. 

  50. 	  VAS allows accelerators in co-processors like NX-GZIP and NX-842
    51. 

  51. 	  to be accessible to kernel subsystems and user processes.
    52. 

  52. 

  53. 	  VAS adapters are found in POWER9 based systems.
    54. 

  54. 

  55. 	  If unsure, say N.
    56.