Kconfig 4.5 KB

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  1. config B43
  2. tristate "Broadcom 43xx wireless support (mac80211 stack)"
  3. depends on SSB_POSSIBLE && MAC80211 && HAS_DMA
  4. select SSB
  5. select FW_LOADER
  6. ---help---
  7. b43 is a driver for the Broadcom 43xx series wireless devices.
  8. Check "lspci" for something like
  9. "Broadcom Corporation BCM43XX 802.11 Wireless LAN Controller"
  10. to determine whether you own such a device.
  11. This driver supports the new BCM43xx IEEE 802.11G devices, but not
  12. the old IEEE 802.11B devices. Old devices are supported by
  13. the b43legacy driver.
  14. Note that this has nothing to do with the standard that your AccessPoint
  15. supports (A, B, G or a combination).
  16. IEEE 802.11G devices can talk to IEEE 802.11B AccessPoints.
  17. It is safe to include both b43 and b43legacy as the underlying glue
  18. layer will automatically load the correct version for your device.
  19. This driver uses V4 firmware, which must be installed separately using
  20. b43-fwcutter.
  21. This driver can be built as a module (recommended) that will be called "b43".
  22. If unsure, say M.
  23. # Auto-select SSB PCI-HOST support, if possible
  24. config B43_PCI_AUTOSELECT
  25. bool
  26. depends on B43 && SSB_PCIHOST_POSSIBLE
  27. select SSB_PCIHOST
  28. select SSB_B43_PCI_BRIDGE
  29. default y
  30. # Auto-select SSB PCICORE driver, if possible
  31. config B43_PCICORE_AUTOSELECT
  32. bool
  33. depends on B43 && SSB_DRIVER_PCICORE_POSSIBLE
  34. select SSB_DRIVER_PCICORE
  35. default y
  36. config B43_PCMCIA
  37. bool "Broadcom 43xx PCMCIA device support"
  38. depends on B43 && SSB_PCMCIAHOST_POSSIBLE
  39. select SSB_PCMCIAHOST
  40. ---help---
  41. Broadcom 43xx PCMCIA device support.
  42. Support for 16bit PCMCIA devices.
  43. Please note that most PC-CARD devices are _NOT_ 16bit PCMCIA
  44. devices, but 32bit CardBUS devices. CardBUS devices are supported
  45. out of the box by b43.
  46. With this config option you can drive b43 cards in
  47. CompactFlash formfactor in a PCMCIA adaptor.
  48. CF b43 cards can sometimes be found in handheld PCs.
  49. It's safe to select Y here, even if you don't have a B43 PCMCIA device.
  50. If unsure, say N.
  51. config B43_SDIO
  52. bool "Broadcom 43xx SDIO device support (EXPERIMENTAL)"
  53. depends on B43 && SSB_SDIOHOST_POSSIBLE && EXPERIMENTAL
  54. select SSB_SDIOHOST
  55. ---help---
  56. Broadcom 43xx device support for Soft-MAC SDIO devices.
  57. With this config option you can drive Soft-MAC b43 cards with a
  58. Secure Digital I/O interface.
  59. This includes the WLAN daughter card found on the Nintendo Wii
  60. video game console.
  61. Note that this does not support Broadcom 43xx Full-MAC devices.
  62. It's safe to select Y here, even if you don't have a B43 SDIO device.
  63. If unsure, say N.
  64. #Data transfers to the device via PIO. We want it as a fallback even
  65. # if we can do DMA.
  66. config B43_PIO
  67. bool
  68. depends on B43
  69. select SSB_BLOCKIO
  70. default y
  71. config B43_PHY_N
  72. bool "Support for 802.11n (N-PHY) devices (EXPERIMENTAL)"
  73. depends on B43 && EXPERIMENTAL
  74. ---help---
  75. Support for the N-PHY.
  76. This enables support for devices with N-PHY.
  77. Say N if you expect high stability and performance. Saying Y will not
  78. affect other devices support and may provide support for basic needs.
  79. config B43_PHY_LP
  80. bool "Support for low-power (LP-PHY) devices (EXPERIMENTAL)"
  81. depends on B43 && EXPERIMENTAL
  82. default y
  83. ---help---
  84. Support for the LP-PHY.
  85. The LP-PHY is a low-power PHY built into some notebooks
  86. and embedded devices. It supports 802.11a/g
  87. (802.11a support is optional, and currently disabled).
  88. # This config option automatically enables b43 LEDS support,
  89. # if it's possible.
  90. config B43_LEDS
  91. bool
  92. depends on B43 && MAC80211_LEDS && (LEDS_CLASS = y || LEDS_CLASS = B43)
  93. default y
  94. # This config option automatically enables b43 HW-RNG support,
  95. # if the HW-RNG core is enabled.
  96. config B43_HWRNG
  97. bool
  98. depends on B43 && (HW_RANDOM = y || HW_RANDOM = B43)
  99. default y
  100. config B43_DEBUG
  101. bool "Broadcom 43xx debugging"
  102. depends on B43
  103. ---help---
  104. Broadcom 43xx debugging.
  105. This adds additional runtime sanity checks and statistics to the driver.
  106. These checks and statistics might me expensive and hurt runtime performance
  107. of your system.
  108. This also adds the b43 debugfs interface.
  109. Do not enable this, unless you are debugging the driver.
  110. Say N, if you are a distributor or user building a release kernel
  111. for production use.
  112. Only say Y, if you are debugging a problem in the b43 driver sourcecode.
  113. config B43_FORCE_PIO
  114. bool "Force usage of PIO instead of DMA"
  115. depends on B43 && B43_DEBUG
  116. ---help---
  117. This will disable DMA and always enable PIO instead.
  118. Say N!
  119. This is only for debugging the PIO engine code. You do
  120. _NOT_ want to enable this.