608 lines
24 KiB
C#
608 lines
24 KiB
C#
|
|
// Copyright (C) 2024 Antmicro
|
||
|
|
//
|
||
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
// you may not use this file except in compliance with the License.
|
||
|
|
// You may obtain a copy of the License at
|
||
|
|
//
|
||
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
//
|
||
|
|
// Unless required by applicable law or agreed to in writing, software
|
||
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
// See the License for the specific language governing permissions and
|
||
|
|
// limitations under the License.
|
||
|
|
//
|
||
|
|
// SPDX-License-Identifier: Apache-2.0
|
||
|
|
|
||
|
|
using System;
|
||
|
|
using System.Reflection;
|
||
|
|
using System.Collections.Generic;
|
||
|
|
using System.Linq;
|
||
|
|
using NUnit.Framework;
|
||
|
|
using Antmicro.Renode.Core.Structure.Registers;
|
||
|
|
using Antmicro.Renode.Peripherals.Bus;
|
||
|
|
using Antmicro.Renode.Utilities;
|
||
|
|
using System.Text.Json;
|
||
|
|
using System.Text.Json.Serialization;
|
||
|
|
using System.IO;
|
||
|
|
using Mono.Cecil;
|
||
|
|
|
||
|
|
namespace Antmicro.Renode.PeripheralsTests
|
||
|
|
{
|
||
|
|
[TestFixture]
|
||
|
|
public class SystemRDLGenTest
|
||
|
|
{
|
||
|
|
private class LoadedAssemblies
|
||
|
|
{
|
||
|
|
private LoadedAssemblies()
|
||
|
|
{
|
||
|
|
Assemblies = new Dictionary<string, AssemblyDefinition>();
|
||
|
|
compiler = new AdHocCompiler();
|
||
|
|
}
|
||
|
|
|
||
|
|
static public LoadedAssemblies Instance
|
||
|
|
{
|
||
|
|
get
|
||
|
|
{
|
||
|
|
if(instance == null)
|
||
|
|
{
|
||
|
|
instance = new LoadedAssemblies();
|
||
|
|
}
|
||
|
|
return instance;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public IDictionary<string, AssemblyDefinition> Assemblies { get; set; }
|
||
|
|
|
||
|
|
public AssemblyDefinition LoadAssembly(RdlMeta meta)
|
||
|
|
{
|
||
|
|
var adhocPath = Path.Join(Assembly.GetExecutingAssembly().Location, "../../../../", meta.File);
|
||
|
|
if(!Assemblies.TryGetValue(adhocPath, out var assembly))
|
||
|
|
{
|
||
|
|
var assemblyPath = compiler.Compile(new[] { adhocPath });
|
||
|
|
assembly = AssemblyDefinition.ReadAssembly(assemblyPath);
|
||
|
|
Assemblies[adhocPath] = assembly;
|
||
|
|
TypeManager.Instance.ScanFile(assemblyPath);
|
||
|
|
}
|
||
|
|
return assembly;
|
||
|
|
}
|
||
|
|
|
||
|
|
private static LoadedAssemblies instance;
|
||
|
|
private readonly AdHocCompiler compiler;
|
||
|
|
}
|
||
|
|
|
||
|
|
static private IEnumerable<RdlMeta> GetTestCases
|
||
|
|
{
|
||
|
|
get
|
||
|
|
{
|
||
|
|
var assembly = Assembly.GetExecutingAssembly();
|
||
|
|
if(!assembly.TryFromResourceToTemporaryFile(SystemRDLResource, out var file))
|
||
|
|
{
|
||
|
|
Console.WriteLine($"Couldn't load the {SystemRDLResource} resource");
|
||
|
|
yield break;
|
||
|
|
}
|
||
|
|
var fstream = File.OpenRead(file);
|
||
|
|
|
||
|
|
var options = new JsonSerializerOptions
|
||
|
|
{
|
||
|
|
PropertyNameCaseInsensitive = true,
|
||
|
|
};
|
||
|
|
options.Converters.Add(new TestFieldModeFlagConverter());
|
||
|
|
|
||
|
|
var metas = (List<RdlMeta>)JsonSerializer.Deserialize(fstream, typeof(List<RdlMeta>), options);
|
||
|
|
|
||
|
|
foreach(var meta in metas)
|
||
|
|
{
|
||
|
|
yield return meta;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
[OneTimeSetUp]
|
||
|
|
public void Setup()
|
||
|
|
{
|
||
|
|
var peripheralRegisterClasses = typeof(PeripheralRegister).GetTypeInfo().DeclaredNestedTypes.ToDictionary(ti => ti.Name);
|
||
|
|
this.ValueRegisterField = peripheralRegisterClasses["ValueRegisterField"];
|
||
|
|
Assert.NotNull(this.ValueRegisterField);
|
||
|
|
this.FlagRegisterField = peripheralRegisterClasses["FlagRegisterField"];
|
||
|
|
Assert.NotNull(this.FlagRegisterField);
|
||
|
|
this.RegisterField = peripheralRegisterClasses["RegisterField"];
|
||
|
|
Assert.NotNull(this.RegisterField);
|
||
|
|
}
|
||
|
|
|
||
|
|
public class TestFieldModeFlagConverter : JsonConverter<FieldMode> {
|
||
|
|
public override FieldMode Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
|
||
|
|
{
|
||
|
|
FieldMode flags = 0;
|
||
|
|
|
||
|
|
if(reader.TokenType != JsonTokenType.StartArray)
|
||
|
|
{
|
||
|
|
throw new JsonException("Expected a start of a flag array");
|
||
|
|
}
|
||
|
|
|
||
|
|
while(reader.Read())
|
||
|
|
{
|
||
|
|
if(reader.TokenType == JsonTokenType.EndArray)
|
||
|
|
{
|
||
|
|
return flags;
|
||
|
|
}
|
||
|
|
|
||
|
|
var flagStr = reader.GetString();
|
||
|
|
foreach(var flag in Enum.GetValues(typeof(FieldMode)))
|
||
|
|
{
|
||
|
|
if(flagStr == flag.ToString())
|
||
|
|
{
|
||
|
|
flags |= (FieldMode)flag;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
throw new JsonException("Unexpected end of stream");
|
||
|
|
}
|
||
|
|
|
||
|
|
public override void Write(Utf8JsonWriter writer, FieldMode fieldMode, JsonSerializerOptions options)
|
||
|
|
{
|
||
|
|
throw new JsonException("Write not supported");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public class RdlField
|
||
|
|
{
|
||
|
|
public string Name { get; set; }
|
||
|
|
public uint Low { get; set; }
|
||
|
|
public uint High { get; set; }
|
||
|
|
public FieldMode Mode { get; set; }
|
||
|
|
public string FieldType { get; set; }
|
||
|
|
|
||
|
|
public Type GetFieldType() =>
|
||
|
|
Type.GetType("Antmicro.Renode.Core.Structure.Registers." + FieldType + ", Infrastructure");
|
||
|
|
}
|
||
|
|
|
||
|
|
public class RdlRegister
|
||
|
|
{
|
||
|
|
public string ClassName { get; set; }
|
||
|
|
public string InstanceName { get; set; }
|
||
|
|
public ulong Offset { get; set; }
|
||
|
|
public ulong ResetValue { get; set; }
|
||
|
|
public List<RdlField> Fields { get; set; }
|
||
|
|
}
|
||
|
|
|
||
|
|
public class RdlMeta
|
||
|
|
{
|
||
|
|
public string File { get; set; }
|
||
|
|
public string Class { get; set; }
|
||
|
|
public string RegisterContainerClass { get; set; }
|
||
|
|
public List<RdlRegister> Registers { get; set; }
|
||
|
|
|
||
|
|
public Type GetClass()
|
||
|
|
{
|
||
|
|
return TypeManager.Instance.GetTypeByName(Class);
|
||
|
|
}
|
||
|
|
|
||
|
|
public Type GetRegisterContainerClass() =>
|
||
|
|
Type.GetType("Antmicro.Renode.Core.Structure.Registers." + RegisterContainerClass + ", Infrastructure");
|
||
|
|
}
|
||
|
|
|
||
|
|
public List<RdlMeta> TestCases { get; set; }
|
||
|
|
|
||
|
|
private void InitPeripheral(RdlMeta meta)
|
||
|
|
{
|
||
|
|
if(meta.File != "")
|
||
|
|
{
|
||
|
|
var assembly = LoadedAssemblies.Instance.LoadAssembly(meta);
|
||
|
|
Console.WriteLine("Loaded extra peripheral code, assembly: " + assembly.FullName);
|
||
|
|
}
|
||
|
|
pType = meta.GetClass();
|
||
|
|
Assert.IsNotNull(pType);
|
||
|
|
peripheral = (IDoubleWordPeripheral)Activator.CreateInstance(pType);
|
||
|
|
Assert.IsNotNull(peripheral);
|
||
|
|
}
|
||
|
|
|
||
|
|
[Test, TestCaseSource(nameof(GetTestCases))]
|
||
|
|
public void TestStaticMeta(RdlMeta meta)
|
||
|
|
{
|
||
|
|
Console.WriteLine("Checking structure of " + meta.Class + "...");
|
||
|
|
InitPeripheral(meta);
|
||
|
|
|
||
|
|
var classes = pType.GetTypeInfo().DeclaredNestedTypes.ToDictionary(ti => ti.Name);
|
||
|
|
var cFields = pType.GetFields(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance)
|
||
|
|
.ToDictionary(fi => fi.Name);
|
||
|
|
|
||
|
|
Assert.AreEqual(meta.Registers.Count, classes.Count);
|
||
|
|
|
||
|
|
var registersCollection = pType.GetProperty("RegistersCollection");
|
||
|
|
Assert.NotNull(registersCollection);
|
||
|
|
Assert.AreEqual(meta.GetRegisterContainerClass(), registersCollection.PropertyType);
|
||
|
|
|
||
|
|
foreach(var register in meta.Registers)
|
||
|
|
{
|
||
|
|
Console.WriteLine("- Checking register " + register.InstanceName + "...");
|
||
|
|
|
||
|
|
|
||
|
|
Assert.IsTrue(classes.ContainsKey(register.ClassName));
|
||
|
|
Assert.IsTrue(cFields.ContainsKey(register.InstanceName));
|
||
|
|
|
||
|
|
var rClass = classes[register.ClassName];
|
||
|
|
var rInstance = cFields[register.InstanceName];
|
||
|
|
|
||
|
|
Assert.AreEqual(rClass, rInstance.FieldType);
|
||
|
|
|
||
|
|
foreach(var field in register.Fields)
|
||
|
|
{
|
||
|
|
Console.WriteLine(" - Checking field " + register.InstanceName + "." + field.Name + "...");
|
||
|
|
var rField = rClass.GetField(field.Name);
|
||
|
|
Assert.IsNotNull(rField);
|
||
|
|
Assert.AreEqual(field.GetFieldType(), rField.FieldType);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
[Test, TestCaseSource(nameof(GetTestCases))]
|
||
|
|
public void TestDynamicMeta(RdlMeta meta)
|
||
|
|
{
|
||
|
|
Console.WriteLine("Checking behavior of " + meta.Class + "...");
|
||
|
|
|
||
|
|
var getPrivateFlags = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.GetField;
|
||
|
|
|
||
|
|
InitPeripheral(meta);
|
||
|
|
|
||
|
|
foreach(var register in meta.Registers)
|
||
|
|
{
|
||
|
|
var regInst = pType.GetField(register.InstanceName, getPrivateFlags).GetValue(peripheral);
|
||
|
|
|
||
|
|
foreach(var field in register.Fields)
|
||
|
|
{
|
||
|
|
Console.WriteLine("Testing " + pType.ToString() + "." + register.InstanceName + "." + field.Name + "...");
|
||
|
|
|
||
|
|
var fieldField = regInst.GetType().GetField(field.Name, getPrivateFlags);
|
||
|
|
Assert.AreEqual(field.GetFieldType(), fieldField.FieldType);
|
||
|
|
|
||
|
|
var fieldInst = fieldField.GetValue(regInst);
|
||
|
|
|
||
|
|
var fieldMode = this.RegisterField.GetField("FieldMode").GetValue(fieldInst);
|
||
|
|
var position = this.RegisterField.GetField("Position").GetValue(fieldInst);
|
||
|
|
var width = this.RegisterField.GetField("Width").GetValue(fieldInst);
|
||
|
|
Assert.AreEqual(field.Mode, fieldMode);
|
||
|
|
Assert.AreEqual(field.Low, position);
|
||
|
|
Assert.AreEqual(field.High - field.Low + 1, width);
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
if(fieldInst.GetType() == this.ValueRegisterField)
|
||
|
|
{
|
||
|
|
TestFieldMode((IValueRegisterField)fieldInst, register.Offset, (int)field.Low, field.Mode);
|
||
|
|
TestFieldReset((IValueRegisterField)fieldInst, (int)field.Low, register.ResetValue);
|
||
|
|
}
|
||
|
|
else if(fieldInst.GetType() == this.FlagRegisterField)
|
||
|
|
{
|
||
|
|
TestFieldMode((IFlagRegisterField)fieldInst, register.Offset, (int)field.Low, field.Mode);
|
||
|
|
TestFieldReset((IFlagRegisterField)fieldInst, (int)field.Low, register.ResetValue);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
Assert.Fail("Unhandled underlying field type: " + fieldInst.GetType());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static private IEnumerable<ulong> TestPattern(uint width = sizeof(ulong) * 8)
|
||
|
|
{
|
||
|
|
yield return 0;
|
||
|
|
for(int i = 0; i < width; ++i)
|
||
|
|
{
|
||
|
|
yield return 1UL << i;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static private IEnumerable<ulong> TestPatternMask(uint width = sizeof(ulong) * 8)
|
||
|
|
{
|
||
|
|
ulong l = 0;
|
||
|
|
for(int i = 0; i < width; i += 2)
|
||
|
|
{
|
||
|
|
l |= 1UL << i;
|
||
|
|
}
|
||
|
|
yield return l;
|
||
|
|
yield return l << 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeRead(IRegisterField<ulong> field, ulong offset, int low)
|
||
|
|
{
|
||
|
|
foreach(var pat in TestPattern((uint)field.Width))
|
||
|
|
{
|
||
|
|
ReportPattern(pat);
|
||
|
|
|
||
|
|
field.Value = pat;
|
||
|
|
var read = peripheral.ReadDoubleWord((long)offset);
|
||
|
|
Assert.AreEqual(pat, BitHelper.GetMaskedValue(read, low, field.Width) >> low);
|
||
|
|
read = peripheral.ReadDoubleWord((long)offset); // Another check to ensure that the value was not modified by the read.
|
||
|
|
Assert.AreEqual(pat, BitHelper.GetMaskedValue(read, low, field.Width) >> low);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeRead(IRegisterField<bool> field, ulong offset, int low)
|
||
|
|
{
|
||
|
|
field.Value = false;
|
||
|
|
var read = peripheral.ReadDoubleWord((long)offset);
|
||
|
|
Assert.AreEqual(0, BitHelper.GetMaskedValue(read, low, field.Width));
|
||
|
|
read = peripheral.ReadDoubleWord((long)offset);
|
||
|
|
Assert.AreEqual(0, BitHelper.GetMaskedValue(read, low, field.Width));
|
||
|
|
|
||
|
|
field.Value = true;
|
||
|
|
read = peripheral.ReadDoubleWord((long)offset);
|
||
|
|
Assert.AreEqual(1, BitHelper.GetMaskedValue(read, low, field.Width) >> low);
|
||
|
|
read = peripheral.ReadDoubleWord((long)offset);
|
||
|
|
Assert.AreEqual(1, BitHelper.GetMaskedValue(read, low, field.Width) >> low);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeReadToClear(IRegisterField<ulong> field, ulong offset)
|
||
|
|
{
|
||
|
|
field.Value = BitHelper.GetMaskedValue(~0UL, 0, field.Width) ;
|
||
|
|
peripheral.ReadDoubleWord((long)offset);
|
||
|
|
Assert.AreEqual(0, field.Value);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeReadToClear(IRegisterField<bool> field, ulong offset)
|
||
|
|
{
|
||
|
|
field.Value = false;
|
||
|
|
peripheral.ReadDoubleWord((long)offset);
|
||
|
|
Assert.AreEqual(false, field.Value);
|
||
|
|
|
||
|
|
field.Value = true;
|
||
|
|
peripheral.ReadDoubleWord((long)offset);
|
||
|
|
Assert.AreEqual(false, field.Value);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeReadToSet(IRegisterField<ulong> field, ulong offset)
|
||
|
|
{
|
||
|
|
field.Value = 0UL;
|
||
|
|
peripheral.ReadDoubleWord((long)offset);
|
||
|
|
Assert.AreEqual(~0UL, field.Value);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeReadToSet(IRegisterField<bool> field, ulong offset)
|
||
|
|
{
|
||
|
|
field.Value = false;
|
||
|
|
peripheral.ReadDoubleWord((long)offset);
|
||
|
|
Assert.AreEqual(true, field.Value);
|
||
|
|
|
||
|
|
field.Value = true;
|
||
|
|
peripheral.ReadDoubleWord((long)offset);
|
||
|
|
Assert.AreEqual(true, field.Value);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeWrite(IRegisterField<ulong> field, ulong offset, int low, bool negate = false)
|
||
|
|
{
|
||
|
|
foreach(var pat in TestPattern((uint)field.Width))
|
||
|
|
{
|
||
|
|
ReportPattern(pat);
|
||
|
|
|
||
|
|
var v = (negate ? ~(uint)pat : (uint)pat) << low;
|
||
|
|
peripheral.WriteDoubleWord((long)offset, v);
|
||
|
|
Assert.AreEqual(pat, field.Value);
|
||
|
|
peripheral.WriteDoubleWord((long)offset, v);
|
||
|
|
Assert.AreEqual(pat, field.Value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeWrite(IRegisterField<bool> field, ulong offset, int low, bool negate = false)
|
||
|
|
{
|
||
|
|
field.Value = false;
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? (1U << low) : 0U);
|
||
|
|
Assert.AreEqual(false, field.Value);
|
||
|
|
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? 0 : (1U << low));
|
||
|
|
Assert.AreEqual(true, field.Value);
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? 0 : (1U << low));
|
||
|
|
Assert.AreEqual(true, field.Value);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeSet(IRegisterField<ulong> field, ulong offset, int low, bool negate = false)
|
||
|
|
{
|
||
|
|
foreach(var mask in TestPatternMask((uint)field.Width))
|
||
|
|
{
|
||
|
|
foreach(var pat in TestPattern((uint)field.Width))
|
||
|
|
{
|
||
|
|
ReportMaskAndPattern(mask, pat);
|
||
|
|
|
||
|
|
var v = (negate ? ~(uint)pat : (uint)pat) << low;
|
||
|
|
field.Value = mask;
|
||
|
|
peripheral.WriteDoubleWord((long)offset, v);
|
||
|
|
Assert.AreEqual(mask | pat, field.Value);
|
||
|
|
peripheral.WriteDoubleWord((long)offset, v);
|
||
|
|
Assert.AreEqual(mask | pat, field.Value);
|
||
|
|
peripheral.WriteDoubleWord((long)offset, 0U);
|
||
|
|
Assert.AreEqual(mask | pat, field.Value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeSet(IRegisterField<bool> field, ulong offset, int low, bool negate = false)
|
||
|
|
{
|
||
|
|
field.Value = false;
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? (1U << low) : 0U);
|
||
|
|
Assert.AreEqual(false, field.Value);
|
||
|
|
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? 0 : (1U << low));
|
||
|
|
Assert.AreEqual(true, field.Value);
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? 0 : (1U << low));
|
||
|
|
Assert.AreEqual(true, field.Value);
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? (1U << low) : 0);
|
||
|
|
Assert.AreEqual(true, field.Value);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeToggle(IRegisterField<ulong> field, ulong offset, int low, bool negate = false)
|
||
|
|
{
|
||
|
|
foreach(var mask in TestPatternMask((uint)field.Width))
|
||
|
|
{
|
||
|
|
field.Value = mask;
|
||
|
|
foreach(var pat in TestPattern((uint)field.Width))
|
||
|
|
{
|
||
|
|
ReportMaskAndPattern(mask, pat);
|
||
|
|
|
||
|
|
var v = (negate ? ~(uint)pat : (uint)pat) << low;
|
||
|
|
peripheral.WriteDoubleWord((long)offset, v);
|
||
|
|
Assert.AreEqual((mask | pat) & ~(mask & pat), field.Value);
|
||
|
|
peripheral.WriteDoubleWord((long)offset, v);
|
||
|
|
Assert.AreEqual(mask, field.Value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeToggle(IRegisterField<bool> field, ulong offset, int low, bool negate = false)
|
||
|
|
{
|
||
|
|
field.Value = false;
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? (1U << low) : 0U);
|
||
|
|
Assert.AreEqual(false, field.Value);
|
||
|
|
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? 0 : (1U << low));
|
||
|
|
Assert.AreEqual(true, field.Value);
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? (1U << low) : 0U);
|
||
|
|
Assert.AreEqual(true, field.Value);
|
||
|
|
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? 0 : (1U << low));
|
||
|
|
Assert.AreEqual(false, field.Value);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeWriteOneToClear(IRegisterField<ulong> field, ulong offset, int low, bool negate = false)
|
||
|
|
{
|
||
|
|
foreach(var mask in TestPatternMask((uint)field.Width))
|
||
|
|
{
|
||
|
|
foreach(var pat in TestPattern((uint)field.Width))
|
||
|
|
{
|
||
|
|
ReportMaskAndPattern(mask, pat);
|
||
|
|
|
||
|
|
var v = (negate ? ~(uint)pat : (uint)pat) << low;
|
||
|
|
field.Value = mask;
|
||
|
|
peripheral.WriteDoubleWord((long)offset, v);
|
||
|
|
Assert.AreEqual(mask & ~pat, field.Value);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldModeWriteOneToClear(IRegisterField<bool> field, ulong offset, int low, bool negate = false)
|
||
|
|
{
|
||
|
|
field.Value = true;
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? (1U << low) : 0U);
|
||
|
|
Assert.AreEqual(true, field.Value);
|
||
|
|
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? 0U : (1U << low));
|
||
|
|
Assert.AreEqual(false, field.Value);
|
||
|
|
|
||
|
|
peripheral.WriteDoubleWord((long)offset, negate ? 0U : (1U << low));
|
||
|
|
Assert.AreEqual(false, field.Value);
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void ReportPattern(ulong pat)
|
||
|
|
{
|
||
|
|
Console.WriteLine(" - Test pattern: " + FormatBits(pat));
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void ReportMaskAndPattern(ulong mask, ulong pat)
|
||
|
|
{
|
||
|
|
Console.WriteLine(" - Test Mask: " + FormatBits(mask));
|
||
|
|
Console.WriteLine(" Test pattern: " + FormatBits(pat));
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldMode(IRegisterField<ulong> field, ulong offset, int low, FieldMode mode)
|
||
|
|
{
|
||
|
|
if(FieldModeHelper.ReadBits(mode) != 0)
|
||
|
|
{
|
||
|
|
Console.WriteLine(" Performing read test...");
|
||
|
|
}
|
||
|
|
switch(FieldModeHelper.ReadBits(mode))
|
||
|
|
{
|
||
|
|
case FieldMode.Read: TestFieldModeRead(field, offset, low); break;
|
||
|
|
case FieldMode.ReadToClear: TestFieldModeReadToClear(field, offset); break;
|
||
|
|
case FieldMode.ReadToSet: TestFieldModeReadToSet(field, offset); break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if(FieldModeHelper.WriteBits(mode) != 0)
|
||
|
|
{
|
||
|
|
Console.WriteLine(" Performing write test...");
|
||
|
|
}
|
||
|
|
switch(FieldModeHelper.WriteBits(mode))
|
||
|
|
{
|
||
|
|
case FieldMode.Write: TestFieldModeWrite(field, offset, low); break;
|
||
|
|
case FieldMode.Set: TestFieldModeSet(field, offset, low); break;
|
||
|
|
case FieldMode.Toggle: TestFieldModeToggle(field, offset, low); break;
|
||
|
|
case FieldMode.WriteOneToClear: TestFieldModeWriteOneToClear(field, offset, low); break;
|
||
|
|
case FieldMode.WriteZeroToClear: TestFieldModeWriteOneToClear(field, offset, low, negate: true); break;
|
||
|
|
case FieldMode.WriteZeroToSet: TestFieldModeSet(field, offset, low, negate: true); break;
|
||
|
|
case FieldMode.WriteZeroToToggle: TestFieldModeToggle(field, offset, low, negate: true); break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void TestFieldMode(IRegisterField<bool> field, ulong offset, int low, FieldMode mode)
|
||
|
|
{
|
||
|
|
if(FieldModeHelper.ReadBits(mode) != 0)
|
||
|
|
{
|
||
|
|
Console.WriteLine(" Performing read test...");
|
||
|
|
}
|
||
|
|
switch(FieldModeHelper.ReadBits(mode))
|
||
|
|
{
|
||
|
|
case FieldMode.Read: TestFieldModeRead(field, offset, low); break;
|
||
|
|
case FieldMode.ReadToClear: TestFieldModeReadToClear(field, offset); break;
|
||
|
|
case FieldMode.ReadToSet: TestFieldModeReadToSet(field, offset); break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if(FieldModeHelper.WriteBits(mode) != 0)
|
||
|
|
{
|
||
|
|
Console.WriteLine(" Performing write test...");
|
||
|
|
}
|
||
|
|
switch(FieldModeHelper.WriteBits(mode))
|
||
|
|
{
|
||
|
|
case FieldMode.Write: TestFieldModeWrite(field, offset, low); break;
|
||
|
|
case FieldMode.Set: TestFieldModeSet(field, offset, low); break;
|
||
|
|
case FieldMode.Toggle: TestFieldModeToggle(field, offset, low); break;
|
||
|
|
case FieldMode.WriteOneToClear: TestFieldModeWriteOneToClear(field, offset, low); break;
|
||
|
|
case FieldMode.WriteZeroToClear: TestFieldModeWriteOneToClear(field, offset, low, negate: true); break;
|
||
|
|
case FieldMode.WriteZeroToSet: TestFieldModeSet(field, offset, low, negate: true); break;
|
||
|
|
case FieldMode.WriteZeroToToggle: TestFieldModeToggle(field, offset, low, negate: true); break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void TestFieldReset(IRegisterField<ulong> field, int low, ulong registerResetValue)
|
||
|
|
{
|
||
|
|
var expect = registerResetValue >> low;
|
||
|
|
field.Value = BitHelper.GetMaskedValue(~expect, 0, field.Width);
|
||
|
|
|
||
|
|
var registers = (peripheral as IProvidesRegisterCollection<DoubleWordRegisterCollection>).RegistersCollection;
|
||
|
|
registers.Reset();
|
||
|
|
|
||
|
|
Assert.AreEqual(field.Value, expect);
|
||
|
|
}
|
||
|
|
|
||
|
|
void TestFieldReset(IRegisterField<bool> field, int low, ulong registerResetValue)
|
||
|
|
{
|
||
|
|
var expect = BitHelper.GetMaskedValue(registerResetValue >> low, 0, 1) == 1;
|
||
|
|
field.Value = !expect;
|
||
|
|
|
||
|
|
var registers = (peripheral as IProvidesRegisterCollection<DoubleWordRegisterCollection>).RegistersCollection;
|
||
|
|
registers.Reset();
|
||
|
|
|
||
|
|
Assert.AreEqual(field.Value, expect);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Older .NET versions do not support "b" format specifier
|
||
|
|
static string FormatBits(ulong value)
|
||
|
|
{
|
||
|
|
string res = "";
|
||
|
|
foreach(var bit in BitHelper.GetBits(value).Reverse())
|
||
|
|
{
|
||
|
|
res += bit ? '1' : '0';
|
||
|
|
}
|
||
|
|
return res;
|
||
|
|
}
|
||
|
|
|
||
|
|
private IDoubleWordPeripheral peripheral;
|
||
|
|
private Type pType;
|
||
|
|
|
||
|
|
private Type ValueRegisterField;
|
||
|
|
private Type FlagRegisterField;
|
||
|
|
private Type RegisterField;
|
||
|
|
|
||
|
|
private const string SystemRDLResource = "Antmicro.Renode.PeripheralsTests.SystemRDLJson";
|
||
|
|
}
|
||
|
|
}
|