public static HardwareRegisterSet[] GeneratePeripheralRegisterDefinitionsFromHeaderFile(string peripheralHeaderFile, CortexCore core, ParseReportWriter reportWriter)
{
using (var handle = reportWriter.BeginParsingFile(peripheralHeaderFile))
{
var parser = new HeaderFileParser(peripheralHeaderFile, handle);
var parsedFile = parser.ParseHeaderFile();
if (core == CortexCore.M4 && parsedFile.PreprocessorMacros.TryGetValue("HSEM_COMMON", out var hsem))
{
/*
* This is the only relevant use of #ifdef in the STM32 headers:
*
#if defined(CORE_CM4)
#define HSEM_COMMON ((HSEM_Common_TypeDef *) (HSEM_BASE + 0x110UL))
#else
#define HSEM_COMMON ((HSEM_Common_TypeDef *) (HSEM_BASE + 0x100UL))
#endif
*
* Currently, instead of fully parsing it, we just patch it manually for the M4 core.
*/
for (int i = 0; i < hsem.Value.Length; i++)
{
if (hsem.Value[i].Value == "0x100UL")
{
hsem.Value[i].Value = "0x110UL";
}
}
}
var peripherals = LocateStructsReferencedInBaseExpressions(parsedFile);
var subregisterParser = new PeripheralSubregisterParser(handle);
subregisterParser.AttachSubregisterDefinitions(parsedFile, peripherals);
List <HardwareRegisterSet> sets = new List <HardwareRegisterSet>();
string coreFile = $@"../../../CoreReg/OutCorexx/core_{core}.xml";
if (core != CortexCore.Invalid)
{
if (!File.Exists(coreFile))
{
throw new Exception("Unknown ARM core: " + core);
}
sets.Add(XmlTools.LoadObject <HardwareRegisterSet>(coreFile));
}
foreach (var peripheral in peripherals)
{
sets.Add(new HardwareRegisterSet
{
Registers = peripheral.Registers.Select(r => r.ToHardwareRegister(peripheral)).ToArray(),
UserFriendlyName = peripheral.Name,
ExpressionPrefix = peripheral.Name + "->",
});
}
return(sets.ToArray());
}
}
internal void CompareRegisterSets(PeripheralRegisterGenerator2.DiscoveredPeripheral[] peripherals, HardwareRegisterSet[] existingSets, string mcu)
{
Dictionary <ulong, HardwareRegister> oldRegisters = new Dictionary <ulong, HardwareRegister>();
foreach (var set in existingSets)
{
if (set.UserFriendlyName.StartsWith("ARM "))
{
continue;
}
foreach (var reg in set.Registers)
{
oldRegisters[HeaderFileParser.ParseMaybeHex(reg.Address)] = reg;
}
}
Dictionary <ulong, HardwareRegister> remainingOldRegisters = new Dictionary <ulong, HardwareRegister>(oldRegisters);
_Log.WriteLine($"--- {mcu} ---");
foreach (var set in peripherals)
{
foreach (var reg in set.Registers)
{
_RegistersTotal++;
var addr = set.ResolvedBaseAddress + reg.Offset;
if (oldRegisters.TryGetValue(addr, out var oldReg))
{
remainingOldRegisters.Remove(addr);
if (oldReg.SizeInBits != reg.SizeInBytes * 8 || oldReg.ReadOnly != reg.IsReadOnly)
{
_MismatchingRegisters++;
}
var newSubregisters = reg.OriginalField?.Subregisters;
_TotalOldSubregisters += oldReg.SubRegisters?.Length ?? 0;
_TotalNewSubregisters += newSubregisters.Count;
Dictionary <int, HardwareSubRegister> oldSubregistersByOffset = new Dictionary <int, HardwareSubRegister>();
foreach (var sr in oldReg.SubRegisters ?? new HardwareSubRegister[0])
{
oldSubregistersByOffset[sr.FirstBit] = sr;
}
int oldSubregCount = oldSubregistersByOffset.Count;
foreach (var sr in newSubregisters)
{
int firstBit = sr.Subregister.Offset;
if (oldSubregistersByOffset.TryGetValue(firstBit, out var val))
{
oldSubregistersByOffset.Remove(firstBit);
}
else
{
_SubregistersAdded++;
}
}
_SubregistersRemoved += oldSubregistersByOffset.Count;
if (oldSubregCount > 0)
{
_OldRegistersWithSubregisters++;
if (newSubregisters.Count == 0)
{
_OldRegistersWithSubregistersGone++;
_Log.WriteLine($"{set.Name}->{reg.Name}");
_UniqueRegisters.Add($"{set.Name}->{reg.Name}");
//Debug.WriteLine($"{set.Name}->{reg.Name}");
}
}
if (newSubregisters.Count > 0)
{
_NewRegistersWithSubregisters++;
}
}
else
{
_RegistersAdded++;
}
}
}
_RegistersRemoved += remainingOldRegisters.Count;
}