# xfel

**Repository Path**: xboot/xfel

## Basic Information

- **Project Name**: xfel
- **Description**: Tiny FEL tools for allwinner SOC, support ARM and RISC-V chips
- **Primary Language**: C
- **License**: MIT
- **Default Branch**: main
- **Homepage**: https://xfel.xboot.org
- **GVP Project**: No

## Statistics

- **Stars**: 15
- **Forks**: 8
- **Created**: 2021-06-15
- **Last Updated**: 2026-09-11

## Categories & Tags

**Categories**: hardware

**Tags**: None

## README

# XFEL
Tiny FEL tools for Allwinner SOC.

[Documentation](https://xfel.xboot.org/) —
[Support Lists](https://xfel.xboot.org/reference/support-list/) —
[Releases](https://github.com/xboot/xfel/releases/)

## Usage

```shell
usage:
    xfel version                                        - Show chip version
    xfel hexdump <address> <length>                     - Dumps memory region in hex
    xfel dump <address> <length>                        - Binary memory dump to stdout
    xfel read32 <address>                               - Read 32-bits value from device memory
    xfel write32 <address> <value>                      - Write 32-bits value to device memory
    xfel read <address> <length> <file>                 - Read memory to file
    xfel write <address> <file>                         - Write file to memory
    xfel exec <address>                                 - Call function address
    xfel reset                                          - Reset device using watchdog
    xfel sid                                            - Show sid information
    xfel jtag                                           - Enable jtag debug
    xfel ddr [type]                                     - Initial ddr controller with optional type
    xfel sign <public-key> <private-key> <file>         - Generate ecdsa256 signature file for sha256 of sid
    xfel spinor                                         - Detect spi nor flash
    xfel spinor erase <address> <length>                - Erase spi nor flash
    xfel spinor read <address> <length> <file>          - Read spi nor flash to file
    xfel spinor write <address> <file>                  - Write file to spi nor flash
    xfel spinand                                        - Detect spi nand flash
    xfel spinand erase <address> <length>               - Erase spi nand flash
    xfel spinand read <address> <length> <file>         - Read spi nand flash to file
    xfel spinand write <address> <file>                 - Write file to spi nand flash
    xfel spinand splwrite <split-size> <address> <file> - Write file to spi nand flash with split support
    xfel extra [...]                                    - The extra commands
```

## Links

* [Chinese discussion](https://whycan.com/t_6546.html)
* [The linux-sunxi community](https://linux-sunxi.org)

## License

This program is free software; you can redistribute it and/or modify it under the terms of the MIT license. See [MIT License](LICENSE) for details.