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#------------------------------------------------------------------------------
# $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 <blaker@gmail.com>
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
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