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linux_kernel
/
drivers
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firmware
/
google
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Kconfig

Kconfig 2.3 KB
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  1. menuconfig GOOGLE_FIRMWARE
    2. 

  2. 	bool "Google Firmware Drivers"
    3. 

  3. 	default n
    4. 

  4. 	help
    5. 

  5. 	  These firmware drivers are used by Google's servers.  They are
    6. 

  6. 	  only useful if you are working directly on one of their
    7. 

  7. 	  proprietary servers.  If in doubt, say "N".
    8. 

  8. 

  9. if GOOGLE_FIRMWARE
    10. 

  10. 

  11. config GOOGLE_SMI
    12. 

  12. 	tristate "SMI interface for Google platforms"
    13. 

  13. 	depends on X86 && ACPI && DMI
    14. 

  14. 	help
    15. 

  15. 	  Say Y here if you want to enable SMI callbacks for Google
    16. 

  16. 	  platforms.  This provides an interface for writing to and
    17. 

  17. 	  clearing the event log.  If EFI_VARS is also enabled this
    18. 

  18. 	  driver provides an interface for reading and writing NVRAM
    19. 

  19. 	  variables.
    20. 

  20. 

  21. config GOOGLE_COREBOOT_TABLE
    22. 

  22. 	tristate "Coreboot Table Access"
    23. 

  23. 	depends on ACPI || OF
    24. 

  24. 	help
    25. 

  25. 	  This option enables the coreboot_table module, which provides other
    26. 

  26. 	  firmware modules access to the coreboot table. The coreboot table
    27. 

  27. 	  pointer is accessed through the ACPI "GOOGCB00" object or the
    28. 

  28. 	  device tree node /firmware/coreboot.
    29. 

  29. 	  If unsure say N.
    30. 

  30. 

  31. config GOOGLE_COREBOOT_TABLE_ACPI
    32. 

  32. 	tristate
    33. 

  33. 	select GOOGLE_COREBOOT_TABLE
    34. 

  34. 

  35. config GOOGLE_COREBOOT_TABLE_OF
    36. 

  36. 	tristate
    37. 

  37. 	select GOOGLE_COREBOOT_TABLE
    38. 

  38. 

  39. config GOOGLE_MEMCONSOLE
    40. 

  40. 	tristate
    41. 

  41. 	depends on GOOGLE_MEMCONSOLE_X86_LEGACY || GOOGLE_MEMCONSOLE_COREBOOT
    42. 

  42. 

  43. config GOOGLE_MEMCONSOLE_X86_LEGACY
    44. 

  44. 	tristate "Firmware Memory Console - X86 Legacy support"
    45. 

  45. 	depends on X86 && ACPI && DMI
    46. 

  46. 	select GOOGLE_MEMCONSOLE
    47. 

  47. 	help
    48. 

  48. 	  This option enables the kernel to search for a firmware log in
    49. 

  49. 	  the EBDA on Google servers.  If found, this log is exported to
    50. 

  50. 	  userland in the file /sys/firmware/log.
    51. 

  51. 

  52. config GOOGLE_FRAMEBUFFER_COREBOOT
    53. 

  53. 	tristate "Coreboot Framebuffer"
    54. 

  54. 	depends on FB_SIMPLE
    55. 

  55. 	depends on GOOGLE_COREBOOT_TABLE
    56. 

  56. 	help
    57. 

  57. 	  This option enables the kernel to search for a framebuffer in
    58. 

  58. 	  the coreboot table.  If found, it is registered with simplefb.
    59. 

  59. 

  60. config GOOGLE_MEMCONSOLE_COREBOOT
    61. 

  61. 	tristate "Firmware Memory Console"
    62. 

  62. 	depends on GOOGLE_COREBOOT_TABLE
    63. 

  63. 	select GOOGLE_MEMCONSOLE
    64. 

  64. 	help
    65. 

  65. 	  This option enables the kernel to search for a firmware log in
    66. 

  66. 	  the coreboot table.  If found, this log is exported to userland
    67. 

  67. 	  in the file /sys/firmware/log.
    68. 

  68. 

  69. config GOOGLE_VPD
    70. 

  70. 	tristate "Vital Product Data"
    71. 

  71. 	depends on GOOGLE_COREBOOT_TABLE
    72. 

  72. 	help
    73. 

  73. 	  This option enables the kernel to expose the content of Google VPD
    74. 

  74. 	  under /sys/firmware/vpd.
    75. 

  75. 

  76. endif # GOOGLE_FIRMWARE
    77.