system: dd: add standalone dd command #1921
Merged
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enabling SYSTEM_DD will disable nsh_dd by selecting NSH_DISABLE_DD
Summary
Somtime we need do read/write on filesystem to evaluate the stack usage.
Use the original nsh dd, the nsh used stack, such as nsh_parse_command/nsh_execute, will be counted in.
So provide this stand alone version dd.
Impact
N/A
Testing