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Update time implementation to 9.0.0 (#783)

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* Fix 9.0.0 related services bindings

This was wrong because of a mistake on switchbrew.

* Fix wronog cmdid for ISteadyClock::GetTestOffset/SetTestOffset

* Update ClockCore logics to 9.0.0

Also apply 9.0.0 permissions and comment time:u, and time:a (as those
are going to be moved)

* Move every clocks instances + timezone to a global manager

* Start implementing time:m

Also prepare the skeleton of the shared memory

* Implement SystemClockContextUpdateCallback and co

* Update StaticService to 9.0.0

* Update ISystemClock to 9.0.0

* Rename IStaticService and add glue's IStaticService

* Implement psc's ITimeZoneService

* Integrate psc layer into glue for TimeZoneService

* Rename TimeZoneManagerForPsc => TimeZoneManager

* Use correct TimeZoneService interface for both StaticService implementations

* Accurately implement time shared memory operations

* Fix two critical flaws in TimeZone logic

The first one was the month range being different fron Nintendo one
(0-11 instead of 1-12)

The other flaw was a bad incrementation order during days & months
computation.

* Follow Nintendo's abort logic for TimeManager

* Avoid crashing when timezone sysarchive isn't present

* Update Readme

* Address comments

* Correctly align fields in ISystemClock

* Fix code style and some typos

* Improve timezone system archive warning/error messages

* Rearrange using definitions in Horizon.cs

* Address comments
This commit is contained in:
Thomas Guillemard 2019-10-08 05:48:49 +02:00 • committed by jduncanator
parent 16869402bf
commit 1aba033ba7
37 changed files with 2202 additions and 716 deletions
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126
Ryujinx.HLE/HOS/Services/Time/TimeSharedMemory.cs Normal file
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using System;
using System.Runtime.InteropServices;
using System.Threading;
using Ryujinx.HLE.HOS.Kernel.Memory;
using Ryujinx.HLE.HOS.Kernel.Threading;
using Ryujinx.HLE.HOS.Services.Time.Clock;
using Ryujinx.HLE.HOS.Services.Time.Types;
using Ryujinx.HLE.Utilities;
namespace Ryujinx.HLE.HOS.Services.Time
{
class TimeSharedMemory
{
private Switch _device;
private KSharedMemory _sharedMemory;
private long _timeSharedMemoryAddress;
private int _timeSharedMemorySize;
private const uint SteadyClockContextOffset = 0x00;
private const uint LocalSystemClockContextOffset = 0x38;
private const uint NetworkSystemClockContextOffset = 0x80;
private const uint AutomaticCorrectionEnabledOffset = 0xC8;
public void Initialize(Switch device, KSharedMemory sharedMemory, long timeSharedMemoryAddress, int timeSharedMemorySize)
{
_device = device;
_sharedMemory = sharedMemory;
_timeSharedMemoryAddress = timeSharedMemoryAddress;
_timeSharedMemorySize = timeSharedMemorySize;
// Clean the shared memory
_device.Memory.FillWithZeros(_timeSharedMemoryAddress, _timeSharedMemorySize);
}
public KSharedMemory GetSharedMemory()
{
return _sharedMemory;
}
public void SetupStandardSteadyClock(KThread thread, UInt128 clockSourceId, TimeSpanType currentTimePoint)
{
TimeSpanType ticksTimeSpan;
// As this may be called before the guest code, we support passing a null thread to make this api usable.
if (thread == null)
{
ticksTimeSpan = TimeSpanType.FromSeconds(0);
}
else
{
ticksTimeSpan = TimeSpanType.FromTicks(thread.Context.CntpctEl0, thread.Context.CntfrqEl0);
}
SteadyClockContext context = new SteadyClockContext
{
InternalOffset = (ulong)(currentTimePoint.NanoSeconds - ticksTimeSpan.NanoSeconds),
ClockSourceId = clockSourceId
};
WriteObjectToSharedMemory(SteadyClockContextOffset, 4, context);
}
public void SetAutomaticCorrectionEnabled(bool isAutomaticCorrectionEnabled)
{
// We convert the bool to byte here as a bool in C# takes 4 bytes...
WriteObjectToSharedMemory(AutomaticCorrectionEnabledOffset, 0, Convert.ToByte(isAutomaticCorrectionEnabled));
}
public void SetSteadyClockRawTimePoint(KThread thread, TimeSpanType currentTimePoint)
{
SteadyClockContext context = ReadObjectFromSharedMemory<SteadyClockContext>(SteadyClockContextOffset, 4);
TimeSpanType ticksTimeSpan = TimeSpanType.FromTicks(thread.Context.CntpctEl0, thread.Context.CntfrqEl0);
context.InternalOffset = (ulong)(currentTimePoint.NanoSeconds - ticksTimeSpan.NanoSeconds);
WriteObjectToSharedMemory(SteadyClockContextOffset, 4, context);
}
public void UpdateLocalSystemClockContext(SystemClockContext context)
{
WriteObjectToSharedMemory(LocalSystemClockContextOffset, 4, context);
}
public void UpdateNetworkSystemClockContext(SystemClockContext context)
{
WriteObjectToSharedMemory(NetworkSystemClockContextOffset, 4, context);
}
private T ReadObjectFromSharedMemory<T>(long offset, long padding)
{
long indexOffset = _timeSharedMemoryAddress + offset;
T result;
uint index;
uint possiblyNewIndex;
do
{
index = _device.Memory.ReadUInt32(indexOffset);
long objectOffset = indexOffset + 4 + padding + (index & 1) * Marshal.SizeOf<T>();
result = _device.Memory.ReadStruct<T>(objectOffset);
Thread.MemoryBarrier();
possiblyNewIndex = _device.Memory.ReadUInt32(indexOffset);
} while (index != possiblyNewIndex);
return result;
}
private void WriteObjectToSharedMemory<T>(long offset, long padding, T value)
{
long indexOffset = _timeSharedMemoryAddress + offset;
uint newIndex = _device.Memory.ReadUInt32(indexOffset) + 1;
long objectOffset = indexOffset + 4 + padding + (newIndex & 1) * Marshal.SizeOf<T>();
_device.Memory.WriteStruct(objectOffset, value);
Thread.MemoryBarrier();
_device.Memory.WriteUInt32(indexOffset, newIndex);
}
}
}