Syntax
- For Zynq devices and Zynq UltraScale+ MPSoC:
[puf_file] <puf data file>
- For Versal
ACAP:
puf_file = <puf data file>
Description
PUF helper data file.
- PUF is used with black key as encryption key source.
- PUF helper data is of 1544 bytes.
- 1536 bytes of PUF HD + 4 bytes of CHASH + 3 bytes of AUX + 1 byte alignment.
See Black/PUF Keys for more information.
Example
- For Zynq devices and Zynq UltraScale+ MPSoC:
all: { [fsbl_config] pufhd_bh [puf_file] pufhelperdata.txt [bh_keyfile] black_key.txt [bh_key_iv] bhkeyiv.txt [bootloader,destination_cpu=a53-0,encryption=aes]fsbl.elf }
- For
VersalĀ®
ACAP:
all: { boot_config {puf4kmode} puf_file = pufhd_file_4K.txt bh_kek_iv = bh_black_key-iv.txt image { name = pmc_subsys, id = 0x1c000001 { type = bootloader, encryption = aes, keysrc = bh_black_key, aeskeyfile = key1.nky, file = plm.elf } { type = pmcdata, load = 0xf2000000, aeskeyfile = key2.nky, file = pmc_cdo.bin } { type=cdo, encryption = aes, keysrc = efuse_red_key, aeskeyfile = key3.nky, file=fpd_data.cdo } } }