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docs: flashing: Emphasize potential loss of data

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Internal flashing can result in corrupted or lost OS data. Make this
more explicit for internal flashing, and make it a point for external
flashing.

Signed-off-by: Tim Crawford <tcrawford@system76.com>
This commit is contained in:
Tim Crawford 2021-06-07 11:29:30 -06:00 committed by Jeremy Soller
parent d36cf981fe
commit dab3a24fcb
1 changed files with 8 additions and 3 deletions
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11
doc/flashing.md
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@ -4,8 +4,9 @@
Use this method for flashing a system already running System76 EC.
This will trigger a watchdog reset causing the system to immediately power off.
Save and close all applications before flashing.
This will trigger a watchdog reset causing the system to **immediately power
off**. OS data may be lost or corrupted as a result. Save and close all
applications before flashing.
```
make BOARD=<vendor>/<model> flash_internal
@ -13,7 +14,11 @@ make BOARD=<vendor>/<model> flash_internal
## External programmer
Use this method for first-time flashing or flashing a bricked controller.
Use this method for:
- flashing from proprietary firmware to System76 EC firmware
- flashing without risking loss of OS data
- flashing a bricked controller
This requires: