[riot-notifications] [RIOT-OS/RIOT] boards: add support for nrf52840-dongle (#13146)

chrysn notifications at github.com
Fri May 8 14:03:33 CEST 2020

@chrysn commented on this pull request.

> @@ -0,0 +1,27 @@
+# This board uses the vendor's serial bootloader
+PROGRAMMER ?= nrfutil
+ifeq (nrfutil,$(PROGRAMMER))
+  # Using nrfutil implies using the Nordic bootloader described at
+  # <https://devzone.nordicsemi.com/nordic/short-range-guides/b/getting-started/posts/nrf52840-dongle-programming-tutorial>.
+  #
+  # It has a static MBR at the first 4k, and an ample 128k Open USB Bootloader at
+  # the end, leaving 892k for the application. This overwrites any SoftDevice,
+  # but that's what the minimal working example for the dongle does as well.
+  ROM_OFFSET = 0x1000
+  FW_ROM_LEN = 0xdf000

OK, only the FW_ROM_LEN, that *does* make sense if the information can be passed around somewhere else (eg. in ROM_LEN).

Thanks, that appears to fix it; riotboot and suit example now build, pushing it to murdock.

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