Move region adding to mbedToolchain

tools/build_api.py

@@ -284,25 +284,6 @@ def get_mbed_official_release(version):
 
     return mbed_official_release
 
-def add_regions_to_toolchain(toolchain):
-    """Add regions to the build profile, if there are any.
-
-    Positional Arguments:
-    toolchain - the toolchain to add the region defines to
-    """
-    regions = list(toolchain.config.regions)
-    for region in regions:
-        for define in [(region.name.upper() + "_ADDR", region.start),
-                       (region.name.upper() + "_SIZE", region.size)]:
-            toolchain.cc.append("-D%s=0x%x" %  define)
-            toolchain.cppc.append("-D%s=0x%x" %  define)
-            if region.active:
-                toolchain.ld.append(toolchain.make_ld_define(*define))
-    print("Using regions in this build:")
-    for region in regions:
-        print("  Region %s size 0x%x, offset 0x%x"
-              % (region.name, region.size, region.start))
-
 
 def prepare_toolchain(src_paths, build_dir, target, toolchain_name,
                       macros=None, clean=False, jobs=1,
@@ -430,9 +411,6 @@ def scan_resources(src_paths, toolchain, dependencies_paths=None,
     # Set the toolchain's configuration data
     toolchain.set_config_data(toolchain.config.get_config_data())
 
-    if toolchain.config.has_regions:
-        add_regions_to_toolchain(toolchain)
-
     if  (hasattr(toolchain.target, "release_versions") and
             "5" not in toolchain.target.release_versions and
             "rtos" in toolchain.config.lib_config_data):

tools/toolchains/__init__.py

@@ -1231,9 +1231,31 @@ class mbedToolchain:
 
         return None
 
+    def add_regions(self):
+        """Add regions to the build profile, if there are any.
+        """
+        print("Using regions in this build:")
+        for region in self.config.regions:
+            for define in [(region.name.upper() + "_ADDR", region.start),
+                           (region.name.upper() + "_SIZE", region.size)]:
+                define_string = "-D%s=0x%x" %  define
+                self.cc.append(define_string)
+                self.cppc.append(define_string)
+                self.flags["common"].append(define_string)
+            if region.active:
+                for define in [("MBED_APP_START", region.start),
+                               ("MBED_APP_SIZE", region.size)]:
+                    define_string = self.make_ld_define(*define)
+                    self.ld.append(define_string)
+                    self.flags["ld"].append(define_string)
+            print("  Region %s size 0x%x, offset 0x%x"
+                    % (region.name, region.size, region.start))
+
     # Set the configuration data
     def set_config_data(self, config_data):
         self.config_data = config_data
+        if self.config.has_regions:
+            self.add_regions()
 
     # Creates the configuration header if needed:
     # - if there is no configuration data, "mbed_config.h" is not create (or deleted if it exists).