#------------------------------------------------------------------------------
# $File: uf2,v 1.3 2021/04/28 01:00:31 christos Exp $
# uf2:  file(1) magic for UF2 firmware image files
#
# https://github.com/microsoft/uf2
#
# Created by Blake Ramsdell <[email protected]>

0       string  UF2\n           UF2 firmware image
!:ext uf2
# This is for checking the other magic numbers, do we want to do that?
#>4     lelong  0x9E5D5157      howdy
#>>508  lelong  0x0AB16F30      doody
>8      lelong  &0x0001         \b, not main flash
>8      lelong  &0x1000         \b, file container
>8      lelong  &0x2000         \b, family

# To update the UF2 family data, use this fine command
#
# families=`curl \
# https://raw.githubusercontent.com/microsoft/uf2/master/utils/uf2families.json \
# | jq -r '.[] | ">>28\tlelong\t\(.id)\t\(.description)"' | sort -n -k 3` && \
# perl -0777 -i -pe \
# "s/(### BEGIN UF2 FAMILIES\\n).*(\\n### END UF2 FAMILIES)/\$1$families\$2/s" \
# uf2

### BEGIN UF2 FAMILIES
>>28    lelong  0x00ff6919      ST STM32L4xx
>>28    lelong  0x04240bdf      ST STM32L5xx
>>28    lelong  0x16573617      Microchip (Atmel) ATmega32
>>28    lelong  0x1851780a      Microchip (Atmel) SAML21
>>28    lelong  0x1b57745f      Nordic NRF52
>>28    lelong  0x1c5f21b0      ESP32
>>28    lelong  0x1e1f432d      ST STM32L1xx
>>28    lelong  0x202e3a91      ST STM32L0xx
>>28    lelong  0x21460ff0      ST STM32WLxx
>>28    lelong  0x2abc77ec      NXP LPC55xx
>>28    lelong  0x300f5633      ST STM32G0xx
>>28    lelong  0x31d228c6      GD32F350
>>28    lelong  0x4c71240a      ST STM32G4xx
>>28    lelong  0x4fb2d5bd      NXP i.MX RT10XX
>>28    lelong  0x53b80f00      ST STM32F7xx
>>28    lelong  0x55114460      Microchip (Atmel) SAMD51
>>28    lelong  0x57755a57      ST STM32F401
>>28    lelong  0x5a18069b      Cypress FX2
>>28    lelong  0x5d1a0a2e      ST STM32F2xx
>>28    lelong  0x5ee21072      ST STM32F103
>>28    lelong  0x647824b6      ST STM32F0xx
>>28    lelong  0x68ed2b88      Microchip (Atmel) SAMD21
>>28    lelong  0x6b846188      ST STM32F3xx
>>28    lelong  0x6d0922fa      ST STM32F407
>>28    lelong  0x6db66082      ST STM32H7xx
>>28    lelong  0x70d16653      ST STM32WBxx
>>28    lelong  0x7eab61ed      ESP8266
>>28    lelong  0x7f83e793      NXP KL32L2x
>>28    lelong  0x8fb060fe      ST STM32F407VG
>>28    lelong  0xada52840      Nordic NRF52840
>>28    lelong  0xbfdd4eee      ESP32-S2
>>28    lelong  0xc47e5767      ESP32-S3
>>28    lelong  0xd42ba06c      ESP32-C3
>>28    lelong  0xe48bff56      Raspberry Pi RP2040
### END UF2 FAMILIES

>>28    default x
>>>28   lelong  x               %#08x
>8      lelong&0x2000   0       \b, file size
>>28    lelong  x               %#08x
>8      lelong  &0x4000         \b, MD5 checksum present
>8      lelong  &0x8000         \b, extension tags present
>12     lelong  x               \b, address %#08x
>24     lelong  x               \b, %u total blocks