Enum CommandTag 

#[repr(u8)]
pub enum CommandTag<'a> {
    NoCommand {
        bytes: &'a [u8],
    },
    FlashEraseAll {
        memory_id: u32,
    },
    FlashEraseRegion {
        start_address: u32,
        byte_count: u32,
        memory_id: u32,
    },
    ReadMemory {
        start_address: u32,
        byte_count: u32,
        memory_id: u32,
    },
    WriteMemory {
        start_address: u32,
        memory_id: u32,
        bytes: &'a [u8],
    },
    FillMemory {
        start_address: u32,
        byte_count: u32,
        pattern: u32,
    },
    FlashSecurityDisable = 6,
    GetProperty {
        tag: PropertyTagDiscriminants,
        memory_index: u32,
    },
    ReceiveSBFile {
        bytes: &'a [u8],
    },
    Execute {
        start_address: u32,
        argument: u32,
        stackpointer: u32,
    },
    Call {
        start_address: u32,
        argument: u32,
    },
    Reset = 11,
    SetProperty {
        tag: PropertyTagDiscriminants,
        value: u32,
    },
    FlashEraseAllUnsecure = 13,
    FlashProgramOnce {
        index: u32,
        count: u32,
        data: u32,
    },
    FlashReadOnce {
        index: u32,
        count: u32,
    },
    FlashReadResource = 16,
    ConfigureMemory {
        memory_id: u32,
        address: u32,
    },
    ReliableUpdate = 18,
    GenerateKeyBlob = 19,
    FuseProgram {
        start_address: u32,
        bytes: &'a [u8],
        memory_id: u32,
    },
    KeyProvisioning(&'a KeyProvOperation),
    TrustProvisioning(&'a TrustProvOperation),
    FuseRead {
        start_address: u32,
        byte_count: u32,
        memory_id: u32,
    },
    UpdateLifeCycle = 24,
    EleMessage = 25,
    EL2GO = 32,
    ConfigureI2C = 193,
    ConfigureSPI = 194,
    ConfigureCAN = 195,
}

MCU Bootloader Command Tags

Command Categories

• Memory Operations: Read, write, fill, and erase memory regions
• Flash Operations: Specialized flash programming and security operations
• Device Control: Reset, execute, and property management
• Security: Key provisioning, trust provisioning, and lifecycle management
• Protocol Configuration: Setup for various communication interfaces

Variants

NoCommand

Used to load flashloader into the memory

Fields

bytes: &'a [u8]

Binary data to write into the device

FlashEraseAll

Erase all flash memory sectors

Fields

memory_id: u32

Memory identifier (0 for internal flash)

FlashEraseRegion

Erase specific flash memory region

Fields

start_address: u32

Starting address of region to erase

byte_count: u32

Number of bytes to erase (must be sector-aligned)

memory_id: u32

Memory identifier

ReadMemory

Read data from memory

Fields

start_address: u32

Starting address to read from

byte_count: u32

Number of bytes to read

memory_id: u32

Memory identifier

WriteMemory

Write data to memory

Fields

start_address: u32

Starting address to write to

memory_id: u32

Memory identifier

bytes: &'a [u8]

Binary data to write

FillMemory

Fill memory region with pattern

Fields

start_address: u32

Starting address (must be word-aligned)

byte_count: u32

Number of bytes to fill (must be word-aligned)

pattern: u32

32-bit pattern to repeat

FlashSecurityDisable = 6

Disable flash read/write protection

GetProperty

Get device property value

Fields

tag: PropertyTagDiscriminants

Property identifier to retrieve

memory_index: u32

Memory index for memory-specific properties

ReceiveSBFile

Process Secure Binary (SB) file

Fields

bytes: &'a [u8]

SB file binary data

Execute

Execute code at specified address

Fields

start_address: u32

Address to jump to

argument: u32

Argument passed to the code

stackpointer: u32

Stack pointer value to set

Call

Call function

Fields

start_address: u32

Function address to call

argument: u32

Argument passed to function

Reset = 11

Reset the MCU

SetProperty

Set device property value

Fields

tag: PropertyTagDiscriminants

Property identifier to set

value: u32

New property value

FlashEraseAllUnsecure = 13

Erase all flash and remove security

FlashProgramOnce

Program One-Time Programmable (OTP) memory

Fields

index: u32

OTP memory index

count: u32

Number of bytes to program

data: u32

Data to program

FlashReadOnce

Read One-Time Programmable (OTP) memory

Fields

index: u32

OTP memory index

count: u32

Number of bytes to read

FlashReadResource = 16

Read flash resource information

ConfigureMemory

Configure external memory interface

Fields

memory_id: u32

Memory interface identifier

address: u32

Configuration data address

ReliableUpdate = 18

Perform reliable update operation

GenerateKeyBlob = 19

Generate encrypted key blob

FuseProgram

Program device fuses

Fields

start_address: u32

Starting fuse address

bytes: &'a [u8]

Fuse data to program

memory_id: u32

Memory identifier

KeyProvisioning(&'a KeyProvOperation)

Key provisioning operations

TrustProvisioning(&'a TrustProvOperation)

Trust provisioning operations

FuseRead

Read device fuses

Fields

start_address: u32

Starting fuse address

byte_count: u32

Number of bytes to read

memory_id: u32

Memory identifier

UpdateLifeCycle = 24

Update device lifecycle state

EleMessage = 25

Send EdgeLock Enclave message

EL2GO = 32

EdgeLock 2GO provisioning operations

ConfigureI2C = 193

Configure I2C interface parameters

ConfigureSPI = 194

Configure SPI interface parameters

ConfigureCAN = 195

Configure CAN interface parameters

Trait Implementations

impl<'a> Clone for CommandTag<'a>

fn clone(&self) -> CommandTag<'a>

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl CommandToParams for CommandTag<'_>

fn to_params(&self) -> (Vec<u32>, Option<&[u8]>)

Convert command to parameters and optional data phase.

Converts the command into a tuple containing command parameters as a vector of u32 values and an optional byte slice for data phase transmission.

Returns

A tuple where the first element contains command parameters and the second contains optional data phase bytes

impl<'a> Debug for CommandTag<'a>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'a> Display for CommandTag<'a>

fn fmt(&self, __derive_more_f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'a, '_enum> From<&'_enum CommandTag<'a>> for CommandTagDiscriminants

fn from(val: &'_enum CommandTag<'a>) -> CommandTagDiscriminants

Converts to this type from the input type.

impl<'a> From<CommandTag<'a>> for CommandTagDiscriminants

fn from(val: CommandTag<'a>) -> CommandTagDiscriminants

Converts to this type from the input type.

impl<'a> IntoDiscriminant for CommandTag<'a>

type Discriminant = CommandTagDiscriminants

Enum listing the same variants as this enum but without any data fields

fn discriminant(&self) -> Self::Discriminant

impl ToAddress for CommandTag<'_>

fn code(&self) -> u8

Extract the numeric code from a tagged enum.