Lines Matching +full:- +full:- +full:without +full:- +full:default +full:- +full:devices
5 default ENV_IS_IN_UBI
11 bool "Enable UBI - Unsorted block images"
16 UBI is a software layer above MTD layer which admits of LVM-like
17 logical volumes on top of MTD devices, hides some complexities of
20 (www.linux-mtd.infradead.org).
25 int "UBI wear-leveling threshold"
26 default 4096
31 of UBI devices. When this threshold is exceeded, UBI starts performing
35 The default value should be OK for SLC NAND flashes, NOR flashes and
36 other flashes which have eraseblock life-cycle 100000 or more.
38 life-cycle less than 10000, the threshold should be lessened (e.g.,
43 default 20
54 as "1024 * (1 - MinNVB / MaxNVB)", which gives 20 for most NANDs
68 Leave the default value if unsure.
72 default n
74 Important: this feature is experimental so far and the on-flash
80 The on-flash fastmap contains all information needed to attach
81 the device. Using fastmap makes only sense on large devices where
84 fm_autoconvert to 1 if you want so. Please note that fastmap-enabled
85 images are still usable with UBI implementations without
86 fastmap support. On typical flash devices the whole fastmap fits
94 default 0
97 without a fastmap.
102 default 0
107 endmenu # "Enable UBI - Unsorted block images"