mirror of
https://github.com/ryujinx-mirror/ryujinx.git
synced 2024-12-23 06:25:45 +00:00
102 lines
2.6 KiB
C#
102 lines
2.6 KiB
C#
|
using Ryujinx.Graphics.Memory;
|
||
|
using System.Collections.Generic;
|
||
|
using System.Collections.ObjectModel;
|
||
|
|
||
|
namespace Ryujinx.Graphics
|
||
|
{
|
||
|
public class NvGpuEngineP2mf : INvGpuEngine
|
||
|
{
|
||
|
public int[] Registers { get; private set; }
|
||
|
|
||
|
private NvGpu Gpu;
|
||
|
|
||
|
private Dictionary<int, NvGpuMethod> Methods;
|
||
|
|
||
|
private ReadOnlyCollection<int> DataBuffer;
|
||
|
|
||
|
public NvGpuEngineP2mf(NvGpu Gpu)
|
||
|
{
|
||
|
this.Gpu = Gpu;
|
||
|
|
||
|
Registers = new int[0x80];
|
||
|
|
||
|
Methods = new Dictionary<int, NvGpuMethod>();
|
||
|
|
||
|
void AddMethod(int Meth, int Count, int Stride, NvGpuMethod Method)
|
||
|
{
|
||
|
while (Count-- > 0)
|
||
|
{
|
||
|
Methods.Add(Meth, Method);
|
||
|
|
||
|
Meth += Stride;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
AddMethod(0x6c, 1, 1, Execute);
|
||
|
AddMethod(0x6d, 1, 1, PushData);
|
||
|
}
|
||
|
|
||
|
public void CallMethod(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
|
||
|
{
|
||
|
if (Methods.TryGetValue(PBEntry.Method, out NvGpuMethod Method))
|
||
|
{
|
||
|
Method(Vmm, PBEntry);
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
WriteRegister(PBEntry);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
private void Execute(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
|
||
|
{
|
||
|
//TODO: Some registers and copy modes are still not implemented.
|
||
|
int Control = PBEntry.Arguments[0];
|
||
|
|
||
|
long DstAddress = MakeInt64From2xInt32(NvGpuEngineP2mfReg.DstAddress);
|
||
|
|
||
|
int LineLengthIn = ReadRegister(NvGpuEngineP2mfReg.LineLengthIn);
|
||
|
|
||
|
DataBuffer = null;
|
||
|
|
||
|
Gpu.Fifo.Step();
|
||
|
|
||
|
for (int Offset = 0; Offset < LineLengthIn; Offset += 4)
|
||
|
{
|
||
|
Vmm.WriteInt32(DstAddress + Offset, DataBuffer[Offset >> 2]);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
private void PushData(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
|
||
|
{
|
||
|
DataBuffer = PBEntry.Arguments;
|
||
|
}
|
||
|
|
||
|
private long MakeInt64From2xInt32(NvGpuEngineP2mfReg Reg)
|
||
|
{
|
||
|
return
|
||
|
(long)Registers[(int)Reg + 0] << 32 |
|
||
|
(uint)Registers[(int)Reg + 1];
|
||
|
}
|
||
|
|
||
|
private void WriteRegister(NvGpuPBEntry PBEntry)
|
||
|
{
|
||
|
int ArgsCount = PBEntry.Arguments.Count;
|
||
|
|
||
|
if (ArgsCount > 0)
|
||
|
{
|
||
|
Registers[PBEntry.Method] = PBEntry.Arguments[ArgsCount - 1];
|
||
|
}
|
||
|
}
|
||
|
|
||
|
private int ReadRegister(NvGpuEngineP2mfReg Reg)
|
||
|
{
|
||
|
return Registers[(int)Reg];
|
||
|
}
|
||
|
|
||
|
private void WriteRegister(NvGpuEngineP2mfReg Reg, int Value)
|
||
|
{
|
||
|
Registers[(int)Reg] = Value;
|
||
|
}
|
||
|
}
|
||
|
}
|