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- comment "UBI debugging options"
- depends on MTD_UBI
- config MTD_UBI_DEBUG
- bool "UBI debugging"
- depends on SYSFS
- depends on MTD_UBI
- select DEBUG_FS
- select KALLSYMS_ALL
- help
- This option enables UBI debugging.
- config MTD_UBI_DEBUG_MSG
- bool "UBI debugging messages"
- depends on MTD_UBI_DEBUG
- default n
- help
- This option enables UBI debugging messages.
- config MTD_UBI_DEBUG_PARANOID
- bool "Extra self-checks"
- default n
- depends on MTD_UBI_DEBUG
- help
- This option enables extra checks in UBI code. Note this slows UBI down
- significantly.
- config MTD_UBI_DEBUG_DISABLE_BGT
- bool "Do not enable the UBI background thread"
- depends on MTD_UBI_DEBUG
- default n
- help
- This option switches the background thread off by default. The thread
- may be also be enabled/disabled via UBI sysfs.
- config MTD_UBI_DEBUG_USERSPACE_IO
- bool "Direct user-space write/erase support"
- default n
- depends on MTD_UBI_DEBUG
- help
- By default, users cannot directly write and erase individual
- eraseblocks of dynamic volumes, and have to use update operation
- instead. This option enables this capability - it is very useful for
- debugging and testing.
- config MTD_UBI_DEBUG_EMULATE_BITFLIPS
- bool "Emulate flash bit-flips"
- depends on MTD_UBI_DEBUG
- default n
- help
- This option emulates bit-flips with probability 1/50, which in turn
- causes scrubbing. Useful for debugging and stressing UBI.
- config MTD_UBI_DEBUG_EMULATE_WRITE_FAILURES
- bool "Emulate flash write failures"
- depends on MTD_UBI_DEBUG
- default n
- help
- This option emulates write failures with probability 1/100. Useful for
- debugging and testing how UBI handlines errors.
- config MTD_UBI_DEBUG_EMULATE_ERASE_FAILURES
- bool "Emulate flash erase failures"
- depends on MTD_UBI_DEBUG
- default n
- help
- This option emulates erase failures with probability 1/100. Useful for
- debugging and testing how UBI handlines errors.
- menu "Additional UBI debugging messages"
- depends on MTD_UBI_DEBUG
- config MTD_UBI_DEBUG_MSG_BLD
- bool "Additional UBI initialization and build messages"
- default n
- depends on MTD_UBI_DEBUG
- help
- This option enables detailed UBI initialization and device build
- debugging messages.
- config MTD_UBI_DEBUG_MSG_EBA
- bool "Eraseblock association unit messages"
- default n
- depends on MTD_UBI_DEBUG
- help
- This option enables debugging messages from the UBI eraseblock
- association unit.
- config MTD_UBI_DEBUG_MSG_WL
- bool "Wear-leveling unit messages"
- default n
- depends on MTD_UBI_DEBUG
- help
- This option enables debugging messages from the UBI wear-leveling
- unit.
- config MTD_UBI_DEBUG_MSG_IO
- bool "Input/output unit messages"
- default n
- depends on MTD_UBI_DEBUG
- help
- This option enables debugging messages from the UBI input/output unit.
- endmenu # UBI debugging messages
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