Kconfig 4.0 KB

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  1. config PPC_CELL
  2. bool
  3. default n
  4. config PPC_CELL_COMMON
  5. bool
  6. select PPC_CELL
  7. select PPC_DCR_MMIO
  8. select PPC_INDIRECT_IO
  9. select PPC_NATIVE
  10. select PPC_RTAS
  11. config PPC_CELL_NATIVE
  12. bool
  13. select PPC_CELL_COMMON
  14. select MPIC
  15. select IBM_NEW_EMAC_EMAC4
  16. select IBM_NEW_EMAC_RGMII
  17. select IBM_NEW_EMAC_ZMII #test only
  18. select IBM_NEW_EMAC_TAH #test only
  19. default n
  20. config PPC_IBM_CELL_BLADE
  21. bool "IBM Cell Blade"
  22. depends on PPC64 && PPC_BOOK3S
  23. select PPC_CELL_NATIVE
  24. select PPC_OF_PLATFORM_PCI
  25. select PCI
  26. select MMIO_NVRAM
  27. select PPC_UDBG_16550
  28. select UDBG_RTAS_CONSOLE
  29. config PPC_CELLEB
  30. bool "Toshiba's Cell Reference Set 'Celleb' Architecture"
  31. depends on PPC64 && PPC_BOOK3S
  32. select PPC_CELL_NATIVE
  33. select PPC_OF_PLATFORM_PCI
  34. select PCI
  35. select HAS_TXX9_SERIAL
  36. select PPC_UDBG_BEAT
  37. select USB_OHCI_BIG_ENDIAN_MMIO
  38. select USB_EHCI_BIG_ENDIAN_MMIO
  39. config PPC_CELL_QPACE
  40. bool "IBM Cell - QPACE"
  41. depends on PPC64 && PPC_BOOK3S
  42. select PPC_CELL_COMMON
  43. config AXON_MSI
  44. bool
  45. depends on PPC_IBM_CELL_BLADE && PCI_MSI
  46. default y
  47. menu "Cell Broadband Engine options"
  48. depends on PPC_CELL
  49. config SPU_FS
  50. tristate "SPU file system"
  51. default m
  52. depends on PPC_CELL
  53. select SPU_BASE
  54. select MEMORY_HOTPLUG
  55. help
  56. The SPU file system is used to access Synergistic Processing
  57. Units on machines implementing the Broadband Processor
  58. Architecture.
  59. config SPU_FS_64K_LS
  60. bool "Use 64K pages to map SPE local store"
  61. # we depend on PPC_MM_SLICES for now rather than selecting
  62. # it because we depend on hugetlbfs hooks being present. We
  63. # will fix that when the generic code has been improved to
  64. # not require hijacking hugetlbfs hooks.
  65. depends on SPU_FS && PPC_MM_SLICES && !PPC_64K_PAGES
  66. default y
  67. select PPC_HAS_HASH_64K
  68. help
  69. This option causes SPE local stores to be mapped in process
  70. address spaces using 64K pages while the rest of the kernel
  71. uses 4K pages. This can improve performances of applications
  72. using multiple SPEs by lowering the TLB pressure on them.
  73. config SPU_BASE
  74. bool
  75. default n
  76. config CBE_RAS
  77. bool "RAS features for bare metal Cell BE"
  78. depends on PPC_CELL_NATIVE
  79. default y
  80. config PPC_IBM_CELL_RESETBUTTON
  81. bool "IBM Cell Blade Pinhole reset button"
  82. depends on CBE_RAS && PPC_IBM_CELL_BLADE
  83. default y
  84. help
  85. Support Pinhole Resetbutton on IBM Cell blades.
  86. This adds a method to trigger system reset via front panel pinhole button.
  87. config PPC_IBM_CELL_POWERBUTTON
  88. tristate "IBM Cell Blade power button"
  89. depends on PPC_IBM_CELL_BLADE && INPUT_EVDEV
  90. default y
  91. help
  92. Support Powerbutton on IBM Cell blades.
  93. This will enable the powerbutton as an input device.
  94. config CBE_THERM
  95. tristate "CBE thermal support"
  96. default m
  97. depends on CBE_RAS && SPU_BASE
  98. config CBE_CPUFREQ
  99. tristate "CBE frequency scaling"
  100. depends on CBE_RAS && CPU_FREQ
  101. default m
  102. help
  103. This adds the cpufreq driver for Cell BE processors.
  104. For details, take a look at <file:Documentation/cpu-freq/>.
  105. If you don't have such processor, say N
  106. config CBE_CPUFREQ_PMI_ENABLE
  107. bool "CBE frequency scaling using PMI interface"
  108. depends on CBE_CPUFREQ && EXPERIMENTAL
  109. default n
  110. help
  111. Select this, if you want to use the PMI interface
  112. to switch frequencies. Using PMI, the
  113. processor will not only be able to run at lower speed,
  114. but also at lower core voltage.
  115. config CBE_CPUFREQ_PMI
  116. tristate
  117. depends on CBE_CPUFREQ_PMI_ENABLE
  118. default CBE_CPUFREQ
  119. config PPC_PMI
  120. tristate
  121. default y
  122. depends on CBE_CPUFREQ_PMI || PPC_IBM_CELL_POWERBUTTON
  123. help
  124. PMI (Platform Management Interrupt) is a way to
  125. communicate with the BMC (Baseboard Management Controller).
  126. It is used in some IBM Cell blades.
  127. config CBE_CPUFREQ_SPU_GOVERNOR
  128. tristate "CBE frequency scaling based on SPU usage"
  129. depends on SPU_FS && CPU_FREQ
  130. default m
  131. help
  132. This governor checks for spu usage to adjust the cpu frequency.
  133. If no spu is running on a given cpu, that cpu will be throttled to
  134. the minimal possible frequency.
  135. endmenu
  136. config OPROFILE_CELL
  137. def_bool y
  138. depends on PPC_CELL_NATIVE && (OPROFILE = m || OPROFILE = y) && SPU_BASE