img_mgmt: Use absolute address in active partition

Use absolute addresses while determining a running application
partition.

Signed-off-by: Tomasz Chyrowicz <[email protected]>

Author: tomchy

subsys/mgmt/mcumgr/grp/img_mgmt/src/img_mgmt.c

@@ -43,6 +43,21 @@
 
 #if !defined(CONFIG_MCUBOOT_BOOTLOADER_MODE_RAM_LOAD)
 
+#ifdef CONFIG_USE_DT_CODE_PARTITION
+#define FIXED_PARTITION_ADDRESS(label)                                                             \
+	(DT_REG_ADDR(DT_NODELABEL(label)) +                                                        \
+	 DT_REG_ADDR(COND_CODE_1(DT_FIXED_SUBPARTITION_EXISTS(DT_NODELABEL(label)),                \
+			(DT_GPARENT(DT_PARENT(DT_NODELABEL(label)))),                              \
+			(DT_GPARENT(DT_NODELABEL(label))))))
+#define FLASH_LOAD_ADDRESS                                                                         \
+	(DT_REG_ADDR(DT_CHOSEN(zephyr_code_partition)) +                                           \
+	 DT_REG_ADDR(COND_CODE_1(DT_FIXED_SUBPARTITION_EXISTS(DT_CHOSEN(zephyr_code_partition)),   \
+			(DT_GPARENT(DT_PARENT(DT_CHOSEN(zephyr_code_partition)))),                 \
+			(DT_GPARENT(DT_CHOSEN(zephyr_code_partition))))))
+#define FIXED_PARTITION_IS_RUNNING_APP_PARTITION(label)                                            \
+	(FIXED_PARTITION_ADDRESS(label) <= FLASH_LOAD_ADDRESS &&                                   \
+	 FIXED_PARTITION_ADDRESS(label) + DT_REG_SIZE(DT_NODELABEL(label)) > FLASH_LOAD_ADDRESS)
+#else
 #ifndef CONFIG_FLASH_LOAD_OFFSET
 #error MCUmgr requires application to be built with CONFIG_FLASH_LOAD_OFFSET set \
 	to be able to figure out application running slot.
@@ -51,6 +66,7 @@
 #define FIXED_PARTITION_IS_RUNNING_APP_PARTITION(label)                                            \
 	(FIXED_PARTITION_OFFSET(label) <= CONFIG_FLASH_LOAD_OFFSET &&                              \
 	 FIXED_PARTITION_OFFSET(label) + FIXED_PARTITION_SIZE(label) > CONFIG_FLASH_LOAD_OFFSET)
+#endif
 
 BUILD_ASSERT(sizeof(struct image_header) == IMAGE_HEADER_SIZE,
 	     "struct image_header not required size");