private void OutputSectionDefinitions(StreamWriter sw)
{
sw.WriteLine("SECTIONS");
sw.WriteLine("{");
Dictionary<string, bool> referencedMemories = new Dictionary<string, bool>();
string initializedDataSectionLabel = null;
foreach (var section in _ScriptTemplate.Sections)
{
if ((section.Flags & SectionFlags.InitializerInMainMemory) != SectionFlags.None)
{
string nameAsID = section.Name.TrimStart('.').Replace('.', '_');
initializedDataSectionLabel = "_si" + nameAsID;
}
}
for (int i = 0; i < _ScriptTemplate.Sections.Count; i++)
{
var section = _ScriptTemplate.Sections[i];
OutputSectionDefinition(sw, "\t", section);
referencedMemories[section.TargetMemory] = true;
if (initializedDataSectionLabel != null && i < (_ScriptTemplate.Sections.Count - 1))
{
bool lastFLASHSection = (section.TargetMemory == _MainFLASH.Name) && (_ScriptTemplate.Sections[i + 1].TargetMemory != _MainFLASH.Name);
bool nextSectionIsMainDataSection = (_ScriptTemplate.Sections[i+1].Flags & SectionFlags.InitializerInMainMemory) != SectionFlags.None;
if ((lastFLASHSection || nextSectionIsMainDataSection) && !RedirectMainFLASHToRAM)
{
sw.WriteLine("{0}. = ALIGN(4);", "\t"); //Align initializer data to DWORD boundary as it's copied DWORD-by-DWORD
OutputDefinition(sw, initializedDataSectionLabel, ".", "\t");
initializedDataSectionLabel = null;
}
}
}
sw.WriteLine("\tPROVIDE(end = .);");
sw.WriteLine("");
foreach (var kv in _Memories)
{
if (kv.Value == _MainFLASH || kv.Value == _MainRAM)
continue;
if (referencedMemories.ContainsKey(kv.Key))
continue;
string baseName = "." + kv.Key.ToLower() + "_text";
var section = new Section
{
TargetMemory = kv.Key,
Flags = SectionFlags.DefineShortLabels,
Name = baseName,
Inputs = new List<SectionReference> { new SectionReference { Flags = SectionReferenceFlags.AddPrefixForm } }
};
//This is currently not supported until we decide how to initialize those memories based on customer feedback
//OutputSectionDefinition(sw, "\t", section);
}
if (_ScriptTemplate.SectionsAfterEnd != null)
{
foreach (var section in _ScriptTemplate.SectionsAfterEnd)
OutputSectionDefinition(sw, "\t", section);
}
sw.WriteLine("}");
sw.WriteLine("");
}
void OutputSectionDefinition(StreamWriter sw, string padding, Section section)
{
string nameAsID = section.Name.TrimStart('.').Replace('.', '_');
string targetMemory;
if (RedirectMainFLASHToRAM && section.TargetMemory == _MainFLASH.Name)
targetMemory = _MainRAM.Name;
else
targetMemory = section.TargetMemory;
if (_Memories.ContainsKey(targetMemory))
{
string loadBase = null;
if ((section.Flags & SectionFlags.InitializerInMainMemory) != SectionFlags.None && !RedirectMainFLASHToRAM)
{
loadBase = "_si" + nameAsID;
//OutputDefinition(sw, loadBase, ".", padding);
}
string modifiers = "";
if ((section.Flags & SectionFlags.NoLoad) != SectionFlags.None)
modifiers += " (NOLOAD)";
if (loadBase != null)
sw.WriteLine("{0}{1}{2} : AT({3})", padding, section.Name, modifiers, loadBase);
else
sw.WriteLine("{0}{1}{2} :", padding, section.Name, modifiers);
sw.WriteLine(padding + "{");
int alignment = _ScriptTemplate.SectionAlignment;
if (section.Alignment != 0)
alignment = section.Alignment;
if (alignment != 0 && !section.IsUnaligned)
sw.WriteLine("{0}\t. = ALIGN({1});", padding, alignment);
string startLabel = ".";
if ((section.Flags & SectionFlags.InitializerInMainMemory) != SectionFlags.None && RedirectMainFLASHToRAM)
startLabel = OutputDefinition(sw, "_si" + nameAsID, startLabel, padding + "\t");
if ((section.Flags & SectionFlags.DefineShortLabels) != SectionFlags.None)
startLabel = OutputDefinition(sw, "_s" + nameAsID, startLabel, padding + "\t");
if ((section.Flags & SectionFlags.ProvideLongLabels) != SectionFlags.None)
sw.WriteLine("{0}\tPROVIDE(__{1}_start__ = {2});", padding, nameAsID, startLabel);
if ((section.Flags & SectionFlags.ProvideLongLabelsLeadingUnderscores) != SectionFlags.None)
sw.WriteLine("{0}\tPROVIDE(__{1}_start = {2});", padding, nameAsID, startLabel);
if ((section.Flags & SectionFlags.DefineMediumLabels) != SectionFlags.None)
sw.WriteLine("{0}\t_{1}_start = {2};", padding, nameAsID, startLabel);
if (!string.IsNullOrEmpty(section.CustomStartLabel))
sw.WriteLine("{0}\t{1} = {2};", padding, section.CustomStartLabel, startLabel);
if (section.Inputs != null)
{
foreach (var input in section.Inputs)
{
string namePattern = input.NamePattern;
if (string.IsNullOrEmpty(namePattern))
namePattern = section.Name;
OutputSectionReference(sw, padding + "\t", namePattern, input.Flags);
}
}
if (section.CustomContents != null)
{
foreach (var line in section.CustomContents)
sw.WriteLine(padding + "\t" + line);
}
if (section.Fill != null)
{
sw.WriteLine("{0}\tFILL(0x{1:X8});", padding, section.Fill.Pattern);
sw.WriteLine("{0}\t. = 0x{1:x};", padding, section.Fill.TotalSize);
}
if (alignment != 0 && !section.IsUnaligned)
sw.WriteLine("{0}\t. = ALIGN({1});", padding, alignment);
string endLabel = ".";
if ((section.Flags & SectionFlags.DefineShortLabels) != SectionFlags.None)
endLabel = OutputDefinition(sw, "_e" + nameAsID, ".", padding + "\t");
if ((section.Flags & SectionFlags.ProvideLongLabels) != SectionFlags.None)
sw.WriteLine("{0}\tPROVIDE(__{1}_end__ = {2});", padding, nameAsID, endLabel);
if ((section.Flags & SectionFlags.ProvideLongLabelsLeadingUnderscores) != SectionFlags.None)
sw.WriteLine("{0}\tPROVIDE(__{1}_end = {2});", padding, nameAsID, endLabel);
if ((section.Flags & SectionFlags.DefineMediumLabels) != SectionFlags.None)
sw.WriteLine("{0}\t_{1}_end = {2};", padding, nameAsID, endLabel);
if (!string.IsNullOrEmpty(section.CustomEndLabel))
sw.WriteLine("{0}\t{1} = {2};", padding, section.CustomEndLabel, endLabel);
sw.WriteLine(padding + "}" + " > " + targetMemory);
}
else
sw.WriteLine(padding + "# {0} not defined in {1}", targetMemory, _MemoryTemplate.DeviceName);
sw.WriteLine("");
}
