padimageheader - padimageheader - 2026.1 English - UG1283

Bootgen User Guide (UG1283)

Document ID
UG1283
Release Date
2026-06-23
Version
2026.1 English

Syntax

bootgen -image test.bif -w on -o boot.bin -padimageheader <0|1>

Description

This option pads the Image Header Table and Partition Header Table to maximum partitions allowed, to force alignment of following the partitions. The system enables this feature by default. Specifying a 0 disables this feature. The boot.bin has the image header tables and partition header tables in actual and no extra tables are padded. If nothing is specified or if -padimageheader=1, the total image header tables and partition header tables are padded to max partitions.

Arguments

  • 1: Pad the header tables to max partitions. This is the default value.
  • 0: Do not pad the header tables.

Image or Partition Header Lengths

  • For Zynq devices, the maximum partition is 14.
  • For Zynq UltraScale+ MPSoCs, the maximum partition is 32.