flipperzero-firmware/bootloader/ReadMe.md
2021-12-01 02:53:53 +03:00

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# Flipper bootloader
What it does?
- [x] Hardware initialization
- [x] Boot process LED indicators
- [x] Firmware update
- [x] Errata crutches
- [ ] Recovery mode
# Targets
| Name | Bootloader | Firmware | Reset | DFU |
| | Address | Address | Combo | Combo |
-----------------------------------------------------------------------------
| f7 | 0x08000000 | 0x00008000 | L+Back | L+Back, hold L |
Also there is a ST bootloader combo available on empty device: L+Ok+Back, release Back,Left.
Target independent code and headers in `src` and `target/include` folders.
# Building
## With dev docker image:
`docker-compose exec dev make -C bootloader`
## With toolchain installed in path:
`make -C bootloader `
## Build Options
- `DEBUG` - 0/1 - enable or disable debug build. Default is 1.
- `TARGET` - string - target to build. Default is `f4`.
# Flashing
Using SWD (STLink):
`make -C bootloader flash`
Or use DFU (USB):
`make -C bootloader upload`
# Debug
Using SWD (STLink):
`make -C bootloader debug`