Ryujinx-git/Ryujinx/OsHle/Svc/SvcSystem.cs

222 lines
No EOL
6.5 KiB
C#

using ChocolArm64.Memory;
using ChocolArm64.State;
using Ryujinx.OsHle.Exceptions;
using Ryujinx.OsHle.Handles;
using Ryujinx.OsHle.Ipc;
using System;
namespace Ryujinx.OsHle.Svc
{
partial class SvcHandler
{
private void SvcCloseHandle(ARegisters Registers)
{
int Handle = (int)Registers.X0;
Ns.Os.CloseHandle(Handle);
Registers.X0 = (int)SvcResult.Success;
}
private void SvcResetSignal(ARegisters Registers)
{
int Handle = (int)Registers.X0;
//TODO: Implement events.
Registers.X0 = (int)SvcResult.Success;
}
private void SvcWaitSynchronization(ARegisters Registers)
{
long HandlesPtr = (long)Registers.X0;
int HandlesCount = (int)Registers.X2;
long Timeout = (long)Registers.X3;
//TODO: Implement events.
//Logging.Info($"SvcWaitSynchronization Thread {Registers.ThreadId}");
if (Process.TryGetThread(Registers.Tpidr, out HThread Thread))
{
Process.Scheduler.Yield(Thread);
}
else
{
Logging.Error($"Thread with TPIDR_EL0 0x{Registers.Tpidr:x16} not found!");
}
Registers.X0 = (int)SvcResult.Success;
}
private void SvcGetSystemTick(ARegisters Registers)
{
Registers.X0 = (ulong)Registers.CntpctEl0;
}
private void SvcConnectToNamedPort(ARegisters Registers)
{
long StackPtr = (long)Registers.X0;
long NamePtr = (long)Registers.X1;
string Name = AMemoryHelper.ReadAsciiString(Memory, NamePtr, 8);
//TODO: Validate that app has perms to access the service, and that the service
//actually exists, return error codes otherwise.
HSession Session = new HSession(Name);
Registers.X1 = (ulong)Ns.Os.Handles.GenerateId(Session);
Registers.X0 = (int)SvcResult.Success;
}
private void SvcSendSyncRequest(ARegisters Registers)
{
SendSyncRequest(Registers, false);
}
private void SvcSendSyncRequestWithUserBuffer(ARegisters Registers)
{
SendSyncRequest(Registers, true);
}
private void SendSyncRequest(ARegisters Registers, bool UserBuffer)
{
long CmdPtr = Registers.Tpidr;
long Size = 0x100;
int Handle = 0;
if (UserBuffer)
{
CmdPtr = (long)Registers.X0;
Size = (long)Registers.X1;
Handle = (int)Registers.X2;
}
else
{
Handle = (int)Registers.X0;
}
byte[] CmdData = AMemoryHelper.ReadBytes(Memory, CmdPtr, (int)Size);
HSession Session = Ns.Os.Handles.GetData<HSession>(Handle);
IpcMessage Cmd = new IpcMessage(CmdData, CmdPtr, Session is HDomain);
if (Session != null)
{
IpcHandler.IpcCall(Ns, Memory, Session, Cmd, CmdPtr, Handle);
byte[] Response = AMemoryHelper.ReadBytes(Memory, CmdPtr, (int)Size);
Registers.X0 = (int)SvcResult.Success;
}
else
{
Registers.X0 = (int)SvcResult.ErrBadIpcReq;
}
}
private void SvcBreak(ARegisters Registers)
{
long Reason = (long)Registers.X0;
long Unknown = (long)Registers.X1;
long Info = (long)Registers.X2;
throw new GuestBrokeExecutionException();
}
private void SvcOutputDebugString(ARegisters Registers)
{
long Position = (long)Registers.X0;
long Size = (long)Registers.X1;
string Str = AMemoryHelper.ReadAsciiString(Memory, Position, (int)Size);
Logging.Info($"SvcOutputDebugString: {Str}");
Registers.X0 = (int)SvcResult.Success;
}
private void SvcGetInfo(ARegisters Registers)
{
long StackPtr = (long)Registers.X0;
int InfoType = (int)Registers.X1;
long Handle = (long)Registers.X2;
int InfoId = (int)Registers.X3;
//Fail for info not available on older Kernel versions.
if (InfoType == 18 ||
InfoType == 19)
{
Registers.X0 = (int)SvcResult.ErrBadInfo;
return;
}
switch (InfoType)
{
case 2: Registers.X1 = GetMapRegionBaseAddr(); break;
case 3: Registers.X1 = GetMapRegionSize(); break;
case 4: Registers.X1 = GetHeapRegionBaseAddr(); break;
case 5: Registers.X1 = GetHeapRegionSize(); break;
case 6: Registers.X1 = GetTotalMem(); break;
case 7: Registers.X1 = GetUsedMem(); break;
case 11: Registers.X1 = GetRnd64(); break;
case 12: Registers.X1 = GetAddrSpaceBaseAddr(); break;
case 13: Registers.X1 = GetAddrSpaceSize(); break;
case 14: Registers.X1 = GetMapRegionBaseAddr(); break;
case 15: Registers.X1 = GetMapRegionSize(); break;
default: throw new NotImplementedException($"SvcGetInfo: {InfoType} {Handle} {InfoId}");
}
Registers.X0 = (int)SvcResult.Success;
}
private ulong GetTotalMem()
{
return (ulong)Memory.Manager.GetTotalMemorySize();
}
private ulong GetUsedMem()
{
return (ulong)Memory.Manager.GetUsedMemorySize();
}
private ulong GetRnd64()
{
return (ulong)Rng.Next() + ((ulong)Rng.Next() << 32);
}
private ulong GetAddrSpaceBaseAddr()
{
return 0x08000000;
}
private ulong GetAddrSpaceSize()
{
return AMemoryMgr.AddrSize - GetAddrSpaceBaseAddr();
}
private ulong GetMapRegionBaseAddr()
{
return 0x80000000;
}
private ulong GetMapRegionSize()
{
return 0x40000000;
}
private ulong GetHeapRegionBaseAddr()
{
return GetMapRegionBaseAddr() + GetMapRegionSize();
}
private ulong GetHeapRegionSize()
{
return 0x40000000;
}
}
}