blob: 61f6e5e404582cb26cae8cebd563f0a61869d9f2 [file] [log] [blame]
Artem B. Bityutskiy801c1352006-06-27 12:22:22 +04001comment "UBI debugging options"
2 depends on MTD_UBI
3
4config MTD_UBI_DEBUG
5 bool "UBI debugging"
6 depends on SYSFS
7 depends on MTD_UBI
8 select DEBUG_FS
Randy Dunlap1deacd72010-08-12 12:10:59 -07009 select KALLSYMS_ALL if KALLSYMS && DEBUG_KERNEL
Artem B. Bityutskiy801c1352006-06-27 12:22:22 +040010 help
11 This option enables UBI debugging.
12
13config MTD_UBI_DEBUG_MSG
14 bool "UBI debugging messages"
15 depends on MTD_UBI_DEBUG
16 default n
17 help
18 This option enables UBI debugging messages.
19
20config MTD_UBI_DEBUG_PARANOID
21 bool "Extra self-checks"
22 default n
23 depends on MTD_UBI_DEBUG
24 help
25 This option enables extra checks in UBI code. Note this slows UBI down
26 significantly.
27
28config MTD_UBI_DEBUG_DISABLE_BGT
29 bool "Do not enable the UBI background thread"
30 depends on MTD_UBI_DEBUG
31 default n
32 help
33 This option switches the background thread off by default. The thread
34 may be also be enabled/disabled via UBI sysfs.
35
Artem B. Bityutskiy801c1352006-06-27 12:22:22 +040036config MTD_UBI_DEBUG_EMULATE_BITFLIPS
37 bool "Emulate flash bit-flips"
38 depends on MTD_UBI_DEBUG
39 default n
40 help
41 This option emulates bit-flips with probability 1/50, which in turn
42 causes scrubbing. Useful for debugging and stressing UBI.
43
44config MTD_UBI_DEBUG_EMULATE_WRITE_FAILURES
45 bool "Emulate flash write failures"
46 depends on MTD_UBI_DEBUG
47 default n
48 help
49 This option emulates write failures with probability 1/100. Useful for
50 debugging and testing how UBI handlines errors.
51
52config MTD_UBI_DEBUG_EMULATE_ERASE_FAILURES
53 bool "Emulate flash erase failures"
54 depends on MTD_UBI_DEBUG
55 default n
56 help
57 This option emulates erase failures with probability 1/100. Useful for
58 debugging and testing how UBI handlines errors.
59
60menu "Additional UBI debugging messages"
61 depends on MTD_UBI_DEBUG
62
63config MTD_UBI_DEBUG_MSG_BLD
64 bool "Additional UBI initialization and build messages"
65 default n
66 depends on MTD_UBI_DEBUG
67 help
68 This option enables detailed UBI initialization and device build
69 debugging messages.
70
71config MTD_UBI_DEBUG_MSG_EBA
72 bool "Eraseblock association unit messages"
73 default n
74 depends on MTD_UBI_DEBUG
75 help
76 This option enables debugging messages from the UBI eraseblock
77 association unit.
78
79config MTD_UBI_DEBUG_MSG_WL
80 bool "Wear-leveling unit messages"
81 default n
82 depends on MTD_UBI_DEBUG
83 help
84 This option enables debugging messages from the UBI wear-leveling
85 unit.
86
87config MTD_UBI_DEBUG_MSG_IO
88 bool "Input/output unit messages"
89 default n
90 depends on MTD_UBI_DEBUG
91 help
92 This option enables debugging messages from the UBI input/output unit.
93
94endmenu # UBI debugging messages