efuseppkbits - 2025.1 English - UG1283

Bootgen User Guide (UG1283)

Document ID
UG1283
Release Date
2025-05-29
Version
2025.1 English

Syntax


bootgen -image test.bif -o boot.bin -efuseppkbits efusefile.txt

Arguments

efusefile.txt

Description

This option specifies the name of the eFUSE file to be written to contain the PPK hash. This option generates a direct hash without any padding. The efusefile.txt file is generated containing the hash of the PPK key, where:

  • AMD Zynq™ 7000 uses the SHA2 protocol for hashing.
  • AMD Zynq™ UltraScale+™ MPSoC, Versal adaptive SoC, Versal AI Edge Series Gen 2 and Versal Prime Series Gen 2 uses the SHA3 for hashing.
  • Spartan UltraScale+ with parts SU10P, SU25P, and SU35P uses SHA3-256. Parts SU50P, SU55P, SU65P, SU100P, SU150P, and SU200P uses SHA3-384.