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scripts: runners: bossac: Add legacy mode

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Add compatibility mode with old sam-ba flash bootloaders that don't have
offset capabilities.  These bootloaders flash to a pre-defined flash
region.  At end, bossac will suppress --offset parameter.

Signed-off-by: Gerson Fernando Budke <nandojve@gmail.com>
This commit is contained in:
Gerson Fernando Budke 2021-05-06 21:20:11 -03:00 • committed by Carles Cufí
commit f3a7f041bf
4 changed files with 64 additions and 4 deletions
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8
Kconfig.zephyr
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@ -561,7 +561,6 @@ config BOOTLOADER_ESP_IDF
config BOOTLOADER_BOSSA
bool "BOSSA bootloader support"
select USE_DT_CODE_PARTITION
depends on SOC_FAMILY_SAM0
help
Signifies that the target uses a BOSSA compatible bootloader. If CDC
@ -579,6 +578,13 @@ choice
prompt "BOSSA bootloader variant"
depends on BOOTLOADER_BOSSA
config BOOTLOADER_BOSSA_LEGACY
bool "Legacy"
help
Select the Legacy variant of the BOSSA bootloader. This is defined
for compatibility mode only. The recommendation is use newer
versions like Arduino or Adafruit UF2.
config BOOTLOADER_BOSSA_ARDUINO
bool "Arduino"
help