udf_bh - 2022.1 English

Bootgen User Guide (UG1283)

Document ID
UG1283
Release Date
2022-04-26
Version
2022.1 English

Syntax

[udf_bh] <filename>                                

Description

Imports a file of data to be copied to the user defined field (UDF) of the Boot Header. The input user defined data is provided through a text file in the form of a hex string. Total number of bytes in UDF in Xilinx® SoCs:

  • zynq: 76 bytes
  • zynqmp: 40 bytes

Arguments

Specified file name.

Example

all:
{
	[udf_bh]test.txt
	[bootloader]fsbl.elf 
	hello.elf
}

The following is an example of the input file for udf_bh:

Sample input file for udf_bh - test.txt

 
123456789abcdef85072696e636530300301440408706d616c6c6164000508 
266431530102030405060708090a0b0c0d0e0f101112131415161718191a1b 
1c1d1