Added ability for board specific meta data generation

Use new @board meta data attribute for board specific ifdef support

3 files changed, 51 insertions, 31 deletions

diff --git a/Tools/px4params/srcparser.py b/Tools/px4params/srcparser.py
index 891db7ecd..0d2413a75 100644
--- a/Tools/px4params/srcparser.py
+++ b/Tools/px4params/srcparser.py
@@ -37,20 +37,30 @@ class Parameter(object):
 
     # Define sorting order of the fields
     priority = {
-        "code": 10,
-        "type": 9,
+		"board": 9,
         "short_desc": 8,
         "long_desc": 7,
-        "default": 6,
         "min": 5,
         "max": 4,
         "unit": 3,
         # all others == 0 (sorted alphabetically)
     }
 
-    def __init__(self):
+    def __init__(self, name, type, default = ""):
         self.fields = {}
+        self.name = name
+        self.type = type
+        self.default = default
+
+    def GetName(self):
+        return self.name
 
+    def GetType(self):
+        return self.type
+    
+    def GetDefault(self):
+        return self.default
+    
     def SetField(self, code, value):
         """
         Set named field value
@@ -88,7 +98,7 @@ class SourceParser(object):
     re_is_a_number = re.compile(r'^-?[0-9\.]')
     re_remove_dots = re.compile(r'\.+$')
 
-    valid_tags = set(["group", "min", "max", "unit"])
+    valid_tags = set(["group", "board", "min", "max", "unit"])
 
     # Order of parameter groups
     priority = {
@@ -177,15 +187,12 @@ class SourceParser(object):
                 # Non-empty line outside the comment
                 m = self.re_parameter_definition.match(line)
                 if m:
-                    tp, code, defval = m.group(1, 2, 3)
+                    tp, name, defval = m.group(1, 2, 3)
                     # Remove trailing type specifier from numbers: 0.1f => 0.1
                     if self.re_is_a_number.match(defval):
                         defval = self.re_cut_type_specifier.sub('', defval)
-                    param = Parameter()
-                    param.SetField("code", code)
-                    param.SetField("short_desc", code)
-                    param.SetField("type", tp)
-                    param.SetField("default", defval)
+                    param = Parameter(name, tp, defval)
+                    param.SetField("short_desc", name)
                     # If comment was found before the parameter declaration,
                     # inject its data into the newly created parameter.
                     group = "Miscellaneous"
@@ -211,11 +218,9 @@ class SourceParser(object):
                     # Nasty code dup, but this will all go away soon, so quick and dirty (DonLakeFlyer)
                     m = self.re_px4_parameter_definition.match(line)
                     if m:
-                        tp, code = m.group(1, 2)
-                        param = Parameter()
-                        param.SetField("code", code)
-                        param.SetField("short_desc", code)
-                        param.SetField("type", tp)
+                        tp, name = m.group(1, 2)
+                        param = Parameter(name, tp)
+                        param.SetField("short_desc", name)
                         # If comment was found before the parameter declaration,
                         # inject its data into the newly created parameter.
                         group = "Miscellaneous"
diff --git a/Tools/px4params/xmlout.py b/Tools/px4params/xmlout.py
index 89f495dc0..07cced478 100644
--- a/Tools/px4params/xmlout.py
+++ b/Tools/px4params/xmlout.py
@@ -18,26 +18,36 @@ def indent(elem, level=0):
 
 class XMLOutput():
 
-    def __init__(self, groups):
+    def __init__(self, groups, board):
         xml_parameters = ET.Element("parameters")
         xml_version = ET.SubElement(xml_parameters, "version")
-        xml_version.text = "2"
+        xml_version.text = "3"
+        last_param_name = ""
+        board_specific_param_set = False
         for group in groups:
             xml_group = ET.SubElement(xml_parameters, "group")
             xml_group.attrib["name"] = group.GetName()
             for param in group.GetParams():
-                xml_param = ET.SubElement(xml_group, "parameter")
-                for code in param.GetFieldCodes():
-                    value = param.GetFieldValue(code)
-                    if code == "code":
-                        xml_param.attrib["name"] = value
-                    elif code == "default":
-                        xml_param.attrib["default"] = value
-                    elif code == "type":
-                        xml_param.attrib["type"] = value
-                    else:
-                        xml_field = ET.SubElement(xml_param, code)
-                        xml_field.text = value
+                if (last_param_name == param.GetName() and not board_specific_param_set) or last_param_name != param.GetName():
+                    xml_param = ET.SubElement(xml_group, "parameter")
+                    xml_param.attrib["name"] = param.GetName()
+                    xml_param.attrib["default"] = param.GetDefault()
+                    xml_param.attrib["type"] = param.GetType()
+                    last_param_name = param.GetName()
+                    for code in param.GetFieldCodes():
+                        value = param.GetFieldValue(code)
+                        if code == "board":
+                            if value == board:
+                                board_specific_param_set = True
+                                xml_field = ET.SubElement(xml_param, code)
+                                xml_field.text = value
+                            else:
+                                xml_group.remove(xml_param)
+                        else:
+                            xml_field = ET.SubElement(xml_param, code)
+                            xml_field.text = value
+                if last_param_name != param.GetName():
+                    board_specific_param_set = False
         indent(xml_parameters)
         self.xml_document = ET.ElementTree(xml_parameters)
 
diff --git a/Tools/px_process_params.py b/Tools/px_process_params.py
index 12128a997..cb2202d52 100644
--- a/Tools/px_process_params.py
+++ b/Tools/px_process_params.py
@@ -65,6 +65,11 @@ def main():
                         metavar="FILENAME",
                         help="Create XML file"
                              " (default FILENAME: parameters.xml)")
+    parser.add_argument("-b", "--board",
+                         nargs='?',
+                         const="",
+                         metavar="BOARD",
+                         help="Board to create xml parameter xml for")
     parser.add_argument("-w", "--wiki",
                         nargs='?',
                         const="parameters.wiki",
@@ -116,7 +121,7 @@ def main():
     # Output to XML file
     if args.xml:
         print("Creating XML file " + args.xml)
-        out = xmlout.XMLOutput(param_groups)
+        out = xmlout.XMLOutput(param_groups, args.board)
         out.Save(args.xml)
 
     # Output to DokuWiki tables