tldr/pages/linux/flashrom.md

flashrom

Read, write, verify, and erase flash chips. More information: https://manned.org/flashrom.

• Probe the chip, ensuring the wiring is correct:

flashrom {{[-p|--programmer]}} {{programmer}}

• Read flash and save it to a file:

flashrom {{[-p|--programmer]}} {{programmer}} {{[-r|--read]}} {{path/to/file}}

• Write a file to the flash:

flashrom {{[-p|--programmer]}} {{programmer}} {{[-w|--write]}} {{path/to/file}}

• Verify the flash against a file:

flashrom {{[-p|--programmer]}} {{programmer}} {{[-v|--verify]}} {{path/to/file}}

• Probe the chip using Raspberry Pi:

flashrom {{[-p|--programmer]}} {{linux_spi:dev=/dev/spidev0.0}}