[tools] feat: auto-select Keil/IAR target by Kconfig linker script

bsp/nxp/imx/imxrt/imxrt1180-nxp-evk/cm33/rtconfig.py

@@ -61,7 +61,6 @@
     'FLEXSPI_NOR_HYPERRAM': 'MIMXRT1189xxxxx_cm33_flexspi_nor_hyperram',
 }[_LINKER_SCRIPT_TYPE]
 
-
 if PLATFORM == 'gcc':
     PREFIX = 'arm-none-eabi-'
     CC = PREFIX + 'gcc'
@@ -229,18 +228,23 @@
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'
 
-# Map from linker script type to the matching Keil target name.
-_LINKER_SCRIPT_TO_KEIL_TARGET = {
+# Map from linker script type to the matching Keil target / IAR configuration name.
+# Keil targets and IAR configurations share the same names, so one table serves both.
+_LINKER_SCRIPT_TO_PROJECT_TARGET = {
     'RAM':                  'rtthread_ram',
     'FLEXSPI_NOR':          'rtthread_flexspi_nor',
     'FLEXSPI_NOR_HYPERRAM': 'rtthread_flexspi_nor_hyperram',
 }
 
+def _get_active_project_target():
+    """Return the Keil target / IAR config name matching the selected linker script."""
+    return _LINKER_SCRIPT_TO_PROJECT_TARGET.get(_LINKER_SCRIPT_TYPE, 'rtthread_ram')
+
 def update_keil_active_target(uvoptx_path='project.uvoptx'):
     """Set <IsCurrentTarget> in project.uvoptx to match the selected linker script."""
     import xml.etree.ElementTree as etree
 
-    active = _LINKER_SCRIPT_TO_KEIL_TARGET.get(_LINKER_SCRIPT_TYPE, 'rtthread_ram')
+    active = _get_active_project_target()
 
     if not os.path.exists(uvoptx_path):
         return
@@ -261,7 +265,17 @@ def update_keil_active_target(uvoptx_path='project.uvoptx'):
 
     print('Keil active target set to: ' + active)
 
+def iar_get_active_config():
+    """Return the IAR configuration name matching the selected linker script.
+
+    This hook is called by tools/targets/iar.py when generating the IAR
+    project so that the active configuration follows the Kconfig linker
+    script selection. It is board-specific and only defined here.
+    """
+    return _get_active_project_target()
+
 def dist_handle(BSP_ROOT, dist_dir):
+
     import sys
     cwd_path = os.getcwd()
     # sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))

bsp/nxp/imx/imxrt/imxrt1180-nxp-evk/cm7/rtconfig.py

@@ -242,19 +242,24 @@
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'
 
-# Map from linker script type to the matching Keil target name.
-_LINKER_SCRIPT_TO_KEIL_TARGET = {
+# Map from linker script type to the matching Keil target / IAR configuration name.
+# Keil targets and IAR configurations share the same names, so one table serves both.
+_LINKER_SCRIPT_TO_PROJECT_TARGET = {
     'RAM':                  'rtthread_ram',
     'HYPERRAM':             'rtthread_hyperram',
     'FLEXSPI_NOR':          'rtthread_flexspi_nor',
     'FLEXSPI_NOR_HYPERRAM': 'rtthread_flexspi_nor_hyperram',
 }
 
+def _get_active_project_target():
+    """Return the Keil target / IAR config name matching the selected linker script."""
+    return _LINKER_SCRIPT_TO_PROJECT_TARGET.get(_LINKER_SCRIPT_TYPE, 'rtthread_ram')
+
 def update_keil_active_target(uvoptx_path='project.uvoptx'):
     """Set <IsCurrentTarget> in project.uvoptx to match the selected linker script."""
     import xml.etree.ElementTree as etree
 
-    active = _LINKER_SCRIPT_TO_KEIL_TARGET.get(_LINKER_SCRIPT_TYPE, 'rtthread_ram')
+    active = _get_active_project_target()
 
     if not os.path.exists(uvoptx_path):
         return
@@ -275,6 +280,15 @@ def update_keil_active_target(uvoptx_path='project.uvoptx'):
 
     print('Keil active target set to: ' + active)
 
+def iar_get_active_config():
+    """Return the IAR configuration name matching the selected linker script.
+
+    This hook is called by tools/targets/iar.py when generating the IAR
+    project so that the active configuration follows the Kconfig linker
+    script selection. It is board-specific and only defined here.
+    """
+    return _get_active_project_target()
+
 def dist_handle(BSP_ROOT, dist_dir):
     import sys
     cwd_path = os.getcwd()

tools/targets/iar.py

@@ -40,14 +40,15 @@
 
 <workspace>
   <project>
-    <path>$WS_DIR$\%s</path>
-  </project>
+    <path>$WS_DIR$\%(project)s</path>
+  </project>%(active_config)s
   <batchBuild/>
 </workspace>
 
 
 '''
 
+
 def IARAddGroup(parent, name, files, project_path):
     group = SubElement(parent, 'group')
     group_name = SubElement(group, 'name')
@@ -69,11 +70,47 @@ def IARAddGroup(parent, name, files, project_path):
         else:
             file_name.text = '$PROJ_DIR$\\' + path # ('$PROJ_DIR$\\' + path).decode(fs_encoding)
 
-def IARWorkspace(target):
-    # make an workspace
+def _update_iar_wsdt(wsdt_path, project_name, active_config):
+    """Update <CurrentConfigs><Project> in the IAR session file to set the active configuration."""
+    config_str = '%s/%s' % (project_name, active_config)
+
+    if not os.path.exists(wsdt_path):
+        # create a minimal wsdt if it does not exist yet
+        os.makedirs(os.path.dirname(wsdt_path), exist_ok=True)
+        content = '<?xml version="1.0"?>\n<Workspace>\n    <ConfigDictionary>\n        <CurrentConfigs>\n            <Project>%s</Project>\n        </CurrentConfigs>\n    </ConfigDictionary>\n</Workspace>\n' % config_str
+        with open(wsdt_path, 'w') as f:
+            f.write(content)
+        return
+
+    try:
+        tree = etree.parse(wsdt_path)
+        root = tree.getroot()
+        proj_elem = root.find('ConfigDictionary/CurrentConfigs/Project')
+        if proj_elem is not None:
+            proj_elem.text = config_str
+        else:
+            # create the elements if missing
+            cfg_dict = root.find('ConfigDictionary')
+            if cfg_dict is None:
+                cfg_dict = SubElement(root, 'ConfigDictionary')
+            cur_cfgs = cfg_dict.find('CurrentConfigs')
+            if cur_cfgs is None:
+                cur_cfgs = SubElement(cfg_dict, 'CurrentConfigs')
+            proj_elem = SubElement(cur_cfgs, 'Project')
+            proj_elem.text = config_str
+        tree.write(wsdt_path, encoding='unicode', xml_declaration=True)
+    except Exception as e:
+        print('Warning: could not update %s: %s' % (wsdt_path, e))
+
+def IARWorkspace(target, active_config=None):
+    # make an workspace, optionally setting the active configuration
     workspace = target.replace('.ewp', '.eww')
+    project_name = os.path.splitext(os.path.basename(target))[0]
+    active_elem = ''
+    if active_config:
+        active_elem = '\n  <activeConfig>\n    <name>%s/%s</name>\n  </activeConfig>' % (project_name, active_config)
     out = open(workspace, 'w')
-    xml = iar_workspace % target
+    xml = iar_workspace % {'project': target, 'active_config': active_elem}
     out.write(xml)
     out.close()
 
@@ -87,6 +124,7 @@ def IARProject(env, target, script):
 
     CPPPATH = []
     CPPDEFINES = env.get('CPPDEFINES', [])
+
     LOCAL_CPPDEFINES = []
     LINKFLAGS = ''
     CFLAGS = ''
@@ -160,6 +198,13 @@ def searchLib(group):
                 state = SubElement(option, 'state')
                 state.text = define
 
+        if name.text == 'IlinkConfigDefines':
+            # write bare symbol=value tokens from LINKFLAGS as IAR linker defines
+            import re
+            for token in re.findall(r'\S+', LINKFLAGS):
+                state = SubElement(option, 'state')
+                state.text = token
+
         if name.text == 'IlinkAdditionalLibs':
             for path in Libs:
                 state = SubElement(option, 'state')
@@ -173,7 +218,39 @@ def searchLib(group):
     out.write(etree.tostring(root, encoding='utf-8').decode())
     out.close()
 
-    IARWorkspace(target)
+    # Determine the active configuration from the BSP via an optional board-specific hook.
+    active_config = None
+    try:
+        import rtconfig
+        if hasattr(rtconfig, 'iar_get_active_config'):
+            active_config = rtconfig.iar_get_active_config()
+    except Exception as e:
+        print('Warning: could not get IAR active config: %s' % e)
+
+    IARWorkspace(target, active_config)
+
+    # update settings/project.wsdt to set the active configuration
+    if active_config:
+        wsdt_path = os.path.join('settings', os.path.splitext(os.path.basename(target))[0] + '.wsdt')
+
+        project_name = os.path.splitext(os.path.basename(target))[0]
+        _update_iar_wsdt(wsdt_path, project_name, active_config)
+
+    # copy template.ewd (debugger settings) and template.ewt (build settings) to project files
+    import shutil
+    ewd_template = target.replace('.ewp', '.ewd').replace('project', 'template')
+    ewd_target   = target.replace('.ewp', '.ewd')
+    if not os.path.exists(ewd_template):
+        ewd_template = 'template.ewd'
+    if os.path.exists(ewd_template):
+        shutil.copy2(ewd_template, ewd_target)
+
+    ewt_template = target.replace('.ewp', '.ewt').replace('project', 'template')
+    ewt_target   = target.replace('.ewp', '.ewt')
+    if not os.path.exists(ewt_template):
+        ewt_template = 'template.ewt'
+    if os.path.exists(ewt_template):
+        shutil.copy2(ewt_template, ewt_target)
 
 def IARPath():
     import rtconfig

tools/targets/keil.py

@@ -231,11 +231,15 @@ def MDK45Project(env, tree, target, script):
     CFLAGS = ''
     ProjectFiles = []
 
-    # add group
-    groups = tree.find('Targets/Target/Groups')
+    import copy
+
+    # add groups to the first target; they will be copied to all other targets afterward
+    first_target = tree.find('Targets/Target')
+    groups = first_target.find('Groups')
     if groups is None:
-        groups = SubElement(tree.find('Targets/Target'), 'Groups')
+        groups = SubElement(first_target, 'Groups')
     groups.clear() # clean old groups
+
     for group in script:
         group_tree = MDK4AddGroup(ProjectFiles, groups, group['name'], group['src'], project_path, group)
 
@@ -284,23 +288,39 @@ def MDK45Project(env, tree, target, script):
                     else:
                         group_tree = MDK4AddGroupForFN(ProjectFiles, groups, group['name'], full_path, project_path)
 
-    # write include path, definitions and link flags
-    IncludePath = tree.find('Targets/Target/TargetOption/TargetArmAds/Cads/VariousControls/IncludePath')
-    IncludePath.text = ';'.join([_make_path_relative(project_path, os.path.normpath(i)) for i in set(CPPPATH)])
+    # write include path, definitions and link flags for all targets in the template
+    include_path_text = ';'.join([_make_path_relative(project_path, os.path.normpath(i)) for i in set(CPPPATH)])
+    define_text = ', '.join(set(CPPDEFINES))
+
+    for target_node in tree.findall('Targets/Target'):
+        # copy groups from the first target to all other targets so they share the same source file list
+        if target_node is not first_target:
+            existing_groups = target_node.find('Groups')
+            if existing_groups is not None:
+                target_node.remove(existing_groups)
+            target_node.append(copy.deepcopy(groups))
+
+        inc = target_node.find('TargetOption/TargetArmAds/Cads/VariousControls/IncludePath')
+        if inc is not None:
+            inc.text = include_path_text
 
-    Define = tree.find('Targets/Target/TargetOption/TargetArmAds/Cads/VariousControls/Define')
-    Define.text = ', '.join(set(CPPDEFINES))
+        dfn = target_node.find('TargetOption/TargetArmAds/Cads/VariousControls/Define')
+        if dfn is not None:
+            dfn.text = define_text
 
-    if 'c99' in CXXFLAGS or 'c99' in CCFLAGS or 'c99' in CFLAGS:
-        uC99 = tree.find('Targets/Target/TargetOption/TargetArmAds/Cads/uC99')
-        uC99.text = '1'
+        if 'c99' in CXXFLAGS or 'c99' in CCFLAGS or 'c99' in CFLAGS:
+            uC99 = target_node.find('TargetOption/TargetArmAds/Cads/uC99')
+            if uC99 is not None:
+                uC99.text = '1'
 
-    if 'gnu' in CXXFLAGS or 'gnu' in CCFLAGS or 'gnu' in CFLAGS:
-        uGnu = tree.find('Targets/Target/TargetOption/TargetArmAds/Cads/uGnu')
-        uGnu.text = '1'
+        if 'gnu' in CXXFLAGS or 'gnu' in CCFLAGS or 'gnu' in CFLAGS:
+            uGnu = target_node.find('TargetOption/TargetArmAds/Cads/uGnu')
+            if uGnu is not None:
+                uGnu.text = '1'
 
-    Misc = tree.find('Targets/Target/TargetOption/TargetArmAds/LDads/Misc')
-    Misc.text = LINKFLAGS
+        misc = target_node.find('TargetOption/TargetArmAds/LDads/Misc')
+        if misc is not None:
+            misc.text = LINKFLAGS
 
     xml_indent(root)
     out.write(etree.tostring(root, encoding='utf-8').decode())
@@ -362,12 +382,22 @@ def MDK5Project(env, target, script):
     # copy uvopt file
     if os.path.exists('template.uvoptx'):
         import shutil
-        shutil.copy2('template.uvoptx', '{}.uvoptx'.format(os.path.splitext(target)[0]))
-        # build with UV4.exe
+        project_uvoptx = '{}.uvoptx'.format(os.path.splitext(target)[0])
+        shutil.copy2('template.uvoptx', project_uvoptx)
+
+        # Set the active target from the BSP via an optional board-specific hook.
+        try:
+            import rtconfig
+            if hasattr(rtconfig, 'update_keil_active_target'):
+                rtconfig.update_keil_active_target(project_uvoptx)
+        except Exception as e:
+            print('Warning: could not set Keil active target: %s' % e)
 
+        # build with UV4.exe
         if shutil.which('UV4.exe') is not None:
             target_name = template_tree.find('Targets/Target/TargetName')
             print('target_name:', target_name.text)
+
             log_file_path = 'keil.log'
             if os.path.exists(log_file_path):
                 os.remove(log_file_path)