zephyr: force mcuboot to fit in the boot partition

Marti Bolivar · d3zd3z · commit 4094813181e0 · 2017-08-31T08:29:53.000-06:00
Add a DTC overlay file which uses the boot partition as the code
partition.

Signed-off-by: Marti Bolivar &lt;marti.bolivar@linaro.org&gt;
diff --git a/Makefile b/Makefile
@@ -53,4 +53,7 @@ SOURCE_DIR = boot/zephyr
 # Needed for mbedtls config-boot.h file.
 CFLAGS += -I$(CURDIR)/boot/zephyr/include
 
+DTC_OVERLAY_FILE := $(CURDIR)/boot/zephyr/dts.overlay
+export DTC_OVERLAY_FILE
+
 include ${ZEPHYR_BASE}/Makefile.inc
diff --git a/boot/zephyr/dts.overlay b/boot/zephyr/dts.overlay
@@ -0,0 +1,5 @@
+/ {
+	chosen {
+		zephyr,code-partition = &boot_partition;
+	};
+};

-Original file line number
+Diff line change
@@ @@ -0,0 +1,5 @@ @@
 +/ {
 +	chosen {
 +		zephyr,code-partition = &boot_partition;
 +	};
 +};