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Zephyr Management Group

Zephyr management group defines the following commands:

`Command ID`	Command description
`0`	Erase storage

Erase storage command

Erase storage command allows clearing the storage_partition flash partition on a device, generally this is used when switching to a new application build if the application uses storage that should be cleared (application dependent).

Erase storage request

Erase storage request header fields:

`OP`	`Group ID`	`Command ID`
`2`	`63`	`0`

The command sends sends empty CBOR map as data.

Erase storage response

Read setting response header fields:

`OP`	`Group ID`	`Command ID`
`3`	`63`	`0`

The command sends an empty CBOR map as data if successful. In case of error the CBOR data takes the form:

{
    (str)"err" : {
        (str)"group"    : (uint)
        (str)"rc"       : (uint)
    }
}

{
    (str)"rc"       : (int)
}

where:

“err” -> “group”	`mcumgr_group_t` group of the group-based error code. Only appears if an error is returned when using SMP version 2.
“err” -> “rc”	contains the index of the group-based error code. Only appears if non-zero (error condition) when using SMP version 2.
“rc”	`mcumgr_err_t` only appears if non-zero (error condition) when using SMP version 1 or for SMP errors when using SMP version 2.