public static HardwareRegisterSet[] ParsePeripheralRegisters(string sdkDir)
{
Dictionary <string, ConstructedRegisterSet> registerSets = new Dictionary <string, ConstructedRegisterSet>();
Regex rgBaseDefinition = new Regex("#define[ \t]+DR_REG_(.*)_BASE[ \t]+0x([0-9a-fA-F]+)$");
Regex rgRegisterDef = new Regex("#define[ \t]+([^ \t]+)[ \t]+\\(DR_REG_(.*)_BASE \\+ (.*)\\)");
Regex rgBitDef = new Regex("#define[ \t]+([^ \t]+)_(S|V)[ \t]+\\(?(0x[0-9a-fA-F]+|[0-9]+)\\)?");
foreach (var match in File.ReadAllLines(Path.Combine(sdkDir, @"components\esp32\include\soc\soc.h")).Select(line => rgBaseDefinition.Match(line)).Where(m => m.Success))
{
registerSets[match.Groups[1].Value] = new ConstructedRegisterSet
{
Name = match.Groups[1].Value,
Address = ulong.Parse(match.Groups[2].Value, System.Globalization.NumberStyles.HexNumber)
}
}
;
foreach (var fn in Directory.GetFiles(Path.Combine(sdkDir, @"components\esp32\include\soc"), "*_reg.h"))
{
ConstructedRegister currentRegister = null;
foreach (var line in File.ReadAllLines(fn))
{
var m = rgRegisterDef.Match(line);
if (m.Success)
{
var set = registerSets[m.Groups[2].Value];
string name = m.Groups[1].Value;
if (name.Contains("("))
{
continue; //One of the multiplexed registers. Skip for now.
}
currentRegister = new ConstructedRegister
{
Name = m.Groups[1].Value,
Address = set.Address + ParseOffset(m.Groups[3].Value)
};
set.Registers.Add(currentRegister);
continue;
}
m = rgBitDef.Match(line);
if (m.Success && currentRegister != null)
{
string fieldName = m.Groups[1].Value;
int commonPrefixLength = 0;
for (int i = 0; i < currentRegister.Name.Length; i++)
{
if (i >= fieldName.Length || fieldName[i] != currentRegister.Name[i])
{
commonPrefixLength = i;
break;
}
}
if (commonPrefixLength == fieldName.Length)
{
fieldName = fieldName.Split('_').Last();
}
else if (commonPrefixLength > 0)
{
fieldName = fieldName.Substring(commonPrefixLength);
}
else
{
continue;
throw new Exception("Unexpected mismatching field name");
}
ConstructedField fld;
if (!currentRegister.Fields.TryGetValue(fieldName, out fld))
{
currentRegister.Fields[fieldName] = fld = new ConstructedField {
Name = fieldName
}
}
;
uint value;
if (m.Groups[3].Value.StartsWith("0x"))
{
value = uint.Parse(m.Groups[3].Value.Substring(2), System.Globalization.NumberStyles.HexNumber);
}
else
{
value = uint.Parse(m.Groups[3].Value);
}
switch (m.Groups[2].Value)
{
case "V":
fld.Mask = value;
break;
case "S":
fld.Offset = value;
break;
default:
throw new Exception("Unexpected definition");
}
}
}
}
return(registerSets.Values.Where(s => s.Registers.Count != 0).OrderBy(v => v.Address).Select(s => s.ToRegisterSet()).ToArray());
}
public static HardwareRegisterSet[] ParsePeripheralRegisters(string sdkDir)
{
Dictionary<string, ConstructedRegisterSet> registerSets = new Dictionary<string, ConstructedRegisterSet>();
Regex rgBaseDefinition = new Regex("#define[ \t]+DR_REG_(.*)_BASE[ \t]+0x([0-9a-fA-F]+)$");
Regex rgRegisterDef = new Regex("#define[ \t]+([^ \t]+)[ \t]+\\(DR_REG_(.*)_BASE \\+ (.*)\\)");
Regex rgBitDef = new Regex("#define[ \t]+([^ \t]+)_(S|V)[ \t]+\\(?(0x[0-9a-fA-F]+|[0-9]+)\\)?");
foreach (var match in File.ReadAllLines(Path.Combine(sdkDir, @"components\esp32\include\soc\soc.h")).Select(line => rgBaseDefinition.Match(line)).Where(m => m.Success))
registerSets[match.Groups[1].Value] = new ConstructedRegisterSet
{
Name = match.Groups[1].Value,
Address = ulong.Parse(match.Groups[2].Value, System.Globalization.NumberStyles.HexNumber)
};
foreach(var fn in Directory.GetFiles(Path.Combine(sdkDir, @"components\esp32\include\soc"), "*_reg.h"))
{
ConstructedRegister currentRegister = null;
foreach (var line in File.ReadAllLines(fn))
{
var m = rgRegisterDef.Match(line);
if (m.Success)
{
var set = registerSets[m.Groups[2].Value];
string name = m.Groups[1].Value;
if (name.Contains("("))
continue; //One of the multiplexed registers. Skip for now.
currentRegister = new ConstructedRegister
{
Name = m.Groups[1].Value,
Address = set.Address + ParseOffset(m.Groups[3].Value)
};
set.Registers.Add(currentRegister);
continue;
}
m = rgBitDef.Match(line);
if (m.Success && currentRegister != null)
{
string fieldName = m.Groups[1].Value;
int commonPrefixLength = 0;
for (int i = 0; i < currentRegister.Name.Length; i++)
if (i >= fieldName.Length || fieldName[i] != currentRegister.Name[i])
{
commonPrefixLength = i;
break;
}
if (commonPrefixLength == fieldName.Length)
fieldName = fieldName.Split('_').Last();
else if (commonPrefixLength > 0)
fieldName = fieldName.Substring(commonPrefixLength);
else
{
continue;
throw new Exception("Unexpected mismatching field name");
}
ConstructedField fld;
if (!currentRegister.Fields.TryGetValue(fieldName, out fld))
currentRegister.Fields[fieldName] = fld = new ConstructedField { Name = fieldName };
uint value;
if (m.Groups[3].Value.StartsWith("0x"))
value = uint.Parse(m.Groups[3].Value.Substring(2), System.Globalization.NumberStyles.HexNumber);
else
value = uint.Parse(m.Groups[3].Value);
switch(m.Groups[2].Value)
{
case "V":
fld.Mask = value;
break;
case "S":
fld.Offset = value;
break;
default:
throw new Exception("Unexpected definition");
}
}
}
}
return registerSets.Values.Where(s => s.Registers.Count != 0).OrderBy(v => v.Address).Select(s => s.ToRegisterSet()).ToArray();
}
public static HardwareRegisterSet[] ParsePeripheralRegisters(string sdkDir)
{
Dictionary <string, ConstructedRegisterSet> registerSets = new Dictionary <string, ConstructedRegisterSet>();
Regex rgBaseDefinition = new Regex("#define[ \t]+DR_REG_(.*)_BASE[ \t]+0x([0-9a-fA-F]+)$");
Regex rgRegisterDef = new Regex("#define[ \t]+([^ \t]+)[ \t]+\\(DR_REG_(.*)_BASE \\+ (.*)\\)");
Regex rgRegisterDefWithIndex = new Regex(@"#define[ \t]+([^ \t]+)[ \t]+\(([0-9A-Za-z_]+_BASE)[ \t]*\(i\) \+ (.*)\)");
Regex rgBitDef = new Regex("#define[ \t]+([^ \t]+)_(S|V)[ \t]+\\(?(0x[0-9a-fA-F]+|[0-9]+)\\)?");
Regex rgiTimesNumber = new Regex(@"^[ (\t]*i[ \t)]*\*[ \t]*[ \t(]*0x([0-9a-fA-F]+)[ \t)]*$");
foreach (var match in File.ReadAllLines(Path.Combine(sdkDir, @"components\soc\esp32\include\soc\soc.h")).Select(line => rgBaseDefinition.Match(line)).Where(m => m.Success))
{
registerSets[match.Groups[1].Value] = new ConstructedRegisterSet
{
Name = match.Groups[1].Value,
Address = ulong.Parse(match.Groups[2].Value, System.Globalization.NumberStyles.HexNumber)
}
}
;
foreach (var fn in Directory.GetFiles(Path.Combine(sdkDir, @"components\soc\esp32\include\soc"), "*_reg.h"))
{
Dictionary <string, MultiInstanceRegister> multiInstanceRegisterBases = new Dictionary <string, MultiInstanceRegister>();
ConstructedRegister currentRegister = null;
foreach (var line in File.ReadAllLines(fn))
{
var m = rgRegisterDef.Match(line);
bool isIndexedRegister = false;
if (!m.Success)
{
m = rgRegisterDefWithIndex.Match(line);
if (m.Success)
{
isIndexedRegister = true;
}
}
if (m.Success)
{
if (!registerSets.TryGetValue(m.Groups[2].Value, out var set))
{
if (isIndexedRegister && multiInstanceRegisterBases.TryGetValue(m.Groups[2].Value, out var multiRegSet))
{
if (registerSets.TryGetValue(multiRegSet.BaseName, out set))
{
set.MultipleInstanceMultiplier = multiRegSet.Multiplier;
}
}
if (set == null)
{
continue;
}
}
string name = m.Groups[1].Value;
if (name.Contains("("))
{
if (!name.EndsWith("(i)"))
{
continue; //Unexpected syntax.
}
name = name.Substring(0, name.Length - 3).Trim();
if (name.EndsWith("_BASE"))
{
var m2 = rgiTimesNumber.Match(m.Groups[3].Value);
if (!m2.Success)
{
Console.WriteLine("Unexpected base definition: " + line);
continue;
}
multiInstanceRegisterBases[name] = new MultiInstanceRegister {
BaseName = m.Groups[2].Value, Multiplier = int.Parse(m2.Groups[1].Value, System.Globalization.NumberStyles.HexNumber)
};
continue;
}
}
currentRegister = new ConstructedRegister
{
Name = name,
Address = set.Address + ParseOffset(m.Groups[3].Value)
};
set.Registers.Add(currentRegister);
continue;
}
m = rgBitDef.Match(line);
if (m.Success && currentRegister != null)
{
string fieldName = m.Groups[1].Value;
int commonPrefixLength = 0;
for (int i = 0; i < currentRegister.Name.Length; i++)
{
if (i >= fieldName.Length || fieldName[i] != currentRegister.Name[i])
{
commonPrefixLength = i;
break;
}
}
if (commonPrefixLength == fieldName.Length)
{
fieldName = fieldName.Split('_').Last();
}
else if (commonPrefixLength > 0)
{
fieldName = fieldName.Substring(commonPrefixLength);
}
else
{
continue;
throw new Exception("Unexpected mismatching field name");
}
ConstructedField fld;
if (!currentRegister.Fields.TryGetValue(fieldName, out fld))
{
currentRegister.Fields[fieldName] = fld = new ConstructedField {
Name = fieldName
}
}
;
uint value;
if (m.Groups[3].Value.StartsWith("0x"))
{
value = uint.Parse(m.Groups[3].Value.Substring(2), System.Globalization.NumberStyles.HexNumber);
}
else
{
value = uint.Parse(m.Groups[3].Value);
}
switch (m.Groups[2].Value)
{
case "V":
fld.Mask = value;
break;
case "S":
fld.Offset = value;
break;
default:
throw new Exception("Unexpected definition");
}
}
}
}
foreach (var set in registerSets.Values.Where(s => s.MultipleInstanceMultiplier != 0))
{
var possibleNextInstances = registerSets.Values.Where(s => s != set && s.Registers.Count == 0 && s.IsPossibleInstanceOf(set, 1)).ToArray();
foreach (var set2 in possibleNextInstances)
{
var offset = set2.Address - set.Address;
foreach (var reg in set.Registers)
{
set2.Registers.Add(reg.CloneWithOffset(offset));
}
}
}
var emptyRegisterSets = registerSets.Values.Where(s => s.Registers.Count == 0).ToArray();
return(registerSets.Values.Where(s => s.Registers.Count != 0).OrderBy(v => v.Address).Select(s => s.ToRegisterSet()).ToArray());
}