---
name: "reform-flash-uboot"
section: "1"
platform: "linux"
package: "reform-tools"
version: "1.71-2+deb13u1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/reform-flash-uboot"
---

# reform-flash-uboot(1)

download and flash u-boot

## NAME

reform-flash-uboot - download and flash u-boot

## DESCRIPTION

### Usage:

-

  reform-flash-uboot \[--offline\] \[--force\] \[DEVICE...\]

Download and flash u-boot for the current platform to DEVICE. Unless the **--offline** option is given, download latest u-boot to */boot/flash.bin*. If one or more DEVICE is given, flash */boot/flash.bin* with the correct offset to DEVICE. The short-hands 'sd' and 'emmc' can be used to flash u-boot to the SD-card or eMMC, respectively.

## OPTIONS

- DEVICE

  Block device to flash or short-hands 'sd' or 'emmc'

- **-h**, **--help**

  Display this help and exit.

- **-i**, **--image**

  Custom image (default: */boot/flash.bin*). Implies **--offline**.

- **--offline**

  Do not download latest u-boot to */boot/flash.bin*.

- **-f**, **--force**

  No user interaction and flash to devices marked as 'warn'