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[KConfig] Change the RT_DFS_ELM_USE_LFN cfg to choice.

This commit is contained in:
armink 2017-10-05 16:20:21 +08:00
parent fdd0ffb182
commit 9d54556619
1 changed files with 22 additions and 8 deletions
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30
components/dfs/KConfig
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@ -29,15 +29,29 @@ if RT_USING_DFS
int "OEM code page"
default 437
choice
prompt "Support long file name"
default RT_DFS_ELM_USE_LFN_0
config RT_DFS_ELM_USE_LFN_0
bool "0: LFN disable"
config RT_DFS_ELM_USE_LFN_1
bool "1: LFN with static LFN working buffer"
config RT_DFS_ELM_USE_LFN_2
bool "2: LFN with dynamic LFN working buffer on the stack"
config RT_DFS_ELM_USE_LFN_3
bool "3: LFN with dynamic LFN working buffer on the heap"
endchoice
config RT_DFS_ELM_USE_LFN
int "Support long file name"
default 0
range 0 3
help
0: LFN disable
1: LFN with static LFN working buffer
2: LFN with dynamic LFN working buffer on the stack
3: LFN with dynamic LFN working buffer on the heap
int
default 0 if RT_DFS_ELM_USE_LFN_0
default 1 if RT_DFS_ELM_USE_LFN_1
default 2 if RT_DFS_ELM_USE_LFN_2
default 3 if RT_DFS_ELM_USE_LFN_3
config RT_DFS_ELM_MAX_LFN
int "Maximal size of file name length"