Config services

Command Header Available since system version Description
0x00010082 GetConfigInfoBlk2
0x00020000 SecureInfoGetRegion
0x00030040 GenHashConsoleUnique/GetTransferableId
0x00040000 3.0.0-5 GetRegionCanadaUSA/IsCoppacsSupported
0x00050000 5.0.0-11 GetSystemModel
0x00060000 6.0.0-11 GetModelNintendo2DS
0x00070040 7.0.0-13 (u8 val) This writes the input u8 to the first byte in the config-block for blkID 0x00160000.
0x00080080 7.0.0-13 (u32 value, u8 type) This goes through a table containing 5 entries, each entry is 2-words. Type0: compare entry-word0 with input value, on match write entry-word1 to cmdreply+8 output. Type1: compare entry-word1 with input value, on match write entry-word0 to output.
0x00090040 7.0.0-13 GetCountryCodeString
0x000A0040 7.0.0-13 GetCountryCodeID
0x000B0000 9.3.0-X Unknown. Starting with 9.6.0-X this is hard-coded to write u8 value 0x1 to cmdreply[2](originally this checked various state/config for determining the output value).

Config service "cfg:s"

Command Header Available since system version Description
0x04010082 GetConfigInfoBlk8
0x04020082 SetConfigInfoBlk4
0x04030000 UpdateConfigNANDSavegame
0x04040042 GetLocalFriendCodeSeedData
0x04050000 GetLocalFriendCodeSeed
0x04060000 SecureInfoGetRegion
0x04070000 SecureInfoGetByte101
0x04080042 SecureInfoGetSerialNo
0x04090000 UpdateConfigBlk00040003
0x040A0000 ? ?
0x040B0000 ? ?
0x040C0000 ? ?
0x040D0040 ? ?
0x040E0000 ? ?
0x040F0000 ? ?

CfgS command 0x04060000(SecureInfoGetRegion) is used by NIM module to determine the SOAP RegionId, when sending SOAP requests. See here.

Config service "cfg:i"

Command Header Description
0x04010082 GetConfigInfoBlk8
0x04020082 SetConfigInfoBlk4
0x04030000 UpdateConfigNANDSavegame
0x04040042 GetLocalFriendCodeSeedData
0x04050000 GetLocalFriendCodeSeed
0x04060000 SecureInfoGetRegion
0x04070000 SecureInfoGetByte101
0x04080042 SecureInfoGetSerialNo
0x04090000 UpdateConfigBlk00040003
0x08010082 GetConfigInfoBlk8
0x08020082 SetConfigInfoBlk4
0x08030000 UpdateConfigNANDSavegame
0x080400C2 CreateConfigInfoBlk
0x08050000 DeleteConfigNANDSavefile
0x08060000 FormatConfig
0x08070000 This basically just returns result-code value 0x0, due to code this eventually executes being NOPed out.
0x08080000 This updates the config blocks for blkIDs 0x0 and 0x20000. In certain cases this may call the code for FormatConfig.
0x08090000 This updates the config block for blkID 0x60000.
0x080A0000 This updates the config block for blkID 0x00040001.
0x080B0082 SetGetLocalFriendCodeSeedData
0x080C0042 SetLocalFriendCodeSeedSignature
0x080D0000 DeleteCreateNANDLocalFriendCodeSeed
0x080E0000 VerifySigLocalFriendCodeSeed
0x080F0042 GetLocalFriendCodeSeedData
0x08100000 GetLocalFriendCodeSeed
0x08110084 SetSecureInfo
0x08120000 DeleteCreateNANDSecureInfo
0x08130000 VerifySigSecureInfo
0x08140042 SecureInfoGetData
0x08150042 SecureInfoGetSignature
0x08160000 SecureInfoGetRegion
0x08170000 SecureInfoGetByte101
0x08180042 SecureInfoGetSerialNo

Config service "cfg:u"

This only handles the commands listed under the above "Config services", no additional commands.

Config NVRAM service "cfg:nor"

Command Header Description
0x00010040 Initialize
0x00020000 Shutdown
0x00050082 ReadData
0x00060082 WriteData

This is an interface for the "SPI::NOR" service, for accessing the Wifi NVRAM/SPI Flash.