static int GetRegValueFromFields(register r)
{
int rv = 0;
foreach (var f in r.fields)
{
rv += f.value << f.bitOffset;
}
return(rv);
}
//older format - register have no values; fields have; registers get value from fields
static List <register> ProcessXML_IPXact(XElement root)
{
List <register> phyregs = new List <register>();
//var mmaps = root.Elements().Last();
var mmaps = root.Elements().Where(x => x.Name.LocalName.Contains("memoryMaps")).First();
var mmap = mmaps.Elements().First();
var addrBlock = mmap.Elements().First(x => x.Name.LocalName.Contains("addressBlock"));
//Console.WriteLine(addrBlock.Elements().Count());
var regs = addrBlock.Elements().Where(x => x.Name.LocalName == "register"); //all the registers
Console.WriteLine(regs.Count());
foreach (var z in regs)
{
//skip ROM/RAM register - name starts with RAWMEM_DIG_ROM or RAWMEM_DIG_RAM
var reg_name = z.Elements().First().Value;
//Debug.WriteLine(reg_name);
//var addr = z.Elements().First(x => x.Name.LocalName == "addressOffset").Value;
//char msb = addr.ToCharArray()[2];
if (!reg_name.StartsWith("RAWMEM_DIG_R"))
{
var xr = new register();
xr.name = reg_name;
xr.description = z.Elements().First(x => x.Name.LocalName == "description").Value;
xr.Offset = IntParse(z.Elements().First(x => x.Name.LocalName == "addressOffset").Value);
var fields = z.Elements().Where(x => x.Name.LocalName == "field");
foreach (var f in fields)
{
var n = f.Elements().First(x => x.Name.LocalName == "name").Value;
//description may not exist for some fields; must use FirstOrDefault()
string d = f.Elements().FirstOrDefault(x => x.Name.LocalName == "description")?.Value ?? string.Empty;
var offset = f.Elements().First(x => x.Name.LocalName == "bitOffset").Value;
var resets = f.Elements().First(x => x.Name.LocalName == "resets");
var resetvalue = IntParse(resets.Descendants().First(x => x.Name.LocalName == "value").Value);
//var resetmask = resets.Descendants().First(x => x.Name.LocalName == "mask").Value;
var w = f.Elements().First(x => x.Name.LocalName == "bitWidth").Value;
var acc = f.Elements().First(x => x.Name.LocalName == "access").Value;
field ff = new field
{
name = n,
description = d,
bitOffset = int.Parse(offset),
value = resetvalue,
bitWidth = int.Parse(w)
};
if (acc == "read-only")
{
ff.Access = AccessType.R;
}
else if (acc == "read-write")
{
ff.Access = AccessType.RW;
}
else
{
throw new Exception("unexpected access type for field " + n);
}
xr.fields.Add(ff);
}
//no "register" reset value in older format; only in fields; need to calculate
xr.resetValue = GetRegValueFromFields(xr);
phyregs.Add(xr);
}
}
return(phyregs);
}
//newer format - register have values; fields do not; fields get value from register
static List <register> ProcessXML_SNPS(XElement root)
{
List <register> phyregs = new List <register>();
//foreach(var x in root.Elements())
//{
// Console.WriteLine(x.Name.LocalName);
//}
var ver = root.Elements().Where(x => x.Name.LocalName.Contains("version")).First().Value;
Console.WriteLine("version " + ver);
var mmaps = root.Elements().Where(x => x.Name.LocalName.Contains("memoryMaps")).First();
var mmap = mmaps.Elements().First();
var addrBlock = mmap.Elements().First(x => x.Name.LocalName.Contains("addressBlock"));
//Console.WriteLine(addrBlock.Elements().Count());
var regs = addrBlock.Elements().Where(x => string.Compare(x.Name.LocalName, "register", StringComparison.OrdinalIgnoreCase) == 0); //all the registers
Console.WriteLine(regs.Count());
foreach (var z in regs)
{
//skip ROM/RAM register - name starts with RAWMEM_DIG_ROM or RAWMEM_DIG_RAM
var reg_name = z.Elements().First().Value;
//Debug.WriteLine(reg_name);
//var addr = z.Elements().First(x => x.Name.LocalName == "addressOffset").Value;
//char msb = addr.ToCharArray()[2];
if (!reg_name.StartsWith("RAWMEM_DIG_R"))
{
var xr = new register();
xr.name = reg_name;
xr.description = z.Elements().First(x => x.Name.LocalName == "description").Value;
xr.Offset = IntParse(z.Elements().First(x => x.Name.LocalName == "addressOffset").Value);
xr.resetValue = IntParse(z.Elements().First(x => x.Name.LocalName == "reset").Elements().First().Value);
//xr.resetMask = z.Elements().First(x => x.Name.LocalName == "reset").Elements().Last().Value;
var fields = z.Elements().Where(x => x.Name.LocalName == "field");
foreach (var f in fields)
{
var n = f.Elements().First(x => x.Name.LocalName == "name").Value;
//description may not exist for some fields; must use FirstOrDefault()
string d = f.Elements().FirstOrDefault(x => x.Name.LocalName == "description")?.Value ?? string.Empty;
var offset = f.Elements().First(x => x.Name.LocalName == "bitOffset").Value;
//var resets = f.Elements().First(x => x.Name.LocalName == "resets");
//var resetvalue = resets.Descendants().First(x => x.Name.LocalName == "value").Value;
var w = f.Elements().First(x => x.Name.LocalName == "bitWidth").Value;
var acc = f.Elements().First(x => x.Name.LocalName == "access").Value;
field ff = new field
{
name = n,
description = d,
bitOffset = int.Parse(offset),
bitWidth = int.Parse(w)
};
ff.value = GetFieldValue(xr.resetValue, ff.bitOffset, ff.bitWidth);
if (acc == "read-only")
{
ff.Access = AccessType.R;
}
else if (acc == "read-write")
{
ff.Access = AccessType.RW;
}
else
{
throw new Exception("unexpected access type for field " + n);
}
xr.fields.Add(ff);
}
phyregs.Add(xr);
}
}
return(phyregs);
}