diff options
| author | Ac_K <Acoustik666@gmail.com> | 2018-06-18 02:28:11 +0000 |
|---|---|---|
| committer | gdkchan <gab.dark.100@gmail.com> | 2018-06-17 23:28:11 -0300 |
| commit | 4e430760b4f5b50284459ccdc6439af65ed5862c (patch) | |
| tree | c5886c7f50a5dce05e055525f5a2cdd973f01062 /Ryujinx.HLE/Loaders/Npdm/KernelAccessControl.cs | |
| parent | 3c4dafff3fd37daf1a3ab5fab9357cfee46c9a6b (diff) | |
Implement NPDM files parser (#169)
* Implement NPDM files parser
(Currently not used in Ryujinx)
* Add credits
* Add Swap32
* Update Npdm.cs
* Update ACI0.cs
* Update ACID.cs
* Update Npdm.cs
* Update EndianSwap.cs
* Update ACI0.cs
* Update ACID.cs
* Update KernelAccessControl.cs
* Update NpdmInfo.cs
* Update ServiceAccessControl.cs
* Update NpdmInfo.cs
Diffstat (limited to 'Ryujinx.HLE/Loaders/Npdm/KernelAccessControl.cs')
| -rw-r--r-- | Ryujinx.HLE/Loaders/Npdm/KernelAccessControl.cs | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/Ryujinx.HLE/Loaders/Npdm/KernelAccessControl.cs b/Ryujinx.HLE/Loaders/Npdm/KernelAccessControl.cs new file mode 100644 index 00000000..46fad63e --- /dev/null +++ b/Ryujinx.HLE/Loaders/Npdm/KernelAccessControl.cs @@ -0,0 +1,208 @@ +using System.Collections.Generic;
+using System.IO;
+
+namespace Ryujinx.HLE.Loaders.Npdm
+{
+ public class KernelAccessControlIRQ
+ {
+ public uint IRQ0;
+ public uint IRQ1;
+ }
+
+ public class KernelAccessControlMMIO
+ {
+ public ulong Address;
+ public ulong Size;
+ public bool IsRO;
+ public bool IsNormal;
+ }
+
+ public class KernelAccessControlItems
+ {
+ public bool HasKernelFlags;
+ public uint LowestThreadPriority;
+ public uint HighestThreadPriority;
+ public uint LowestCpuId;
+ public uint HighestCpuId;
+
+ public bool HasSVCFlags;
+ public int[] SVCsAllowed;
+
+ public List<KernelAccessControlMMIO> NormalMMIO;
+ public List<KernelAccessControlMMIO> PageMMIO;
+ public List<KernelAccessControlIRQ> IRQ;
+
+ public bool HasApplicationType;
+ public int ApplicationType;
+
+ public bool HasKernelVersion;
+ public int KernelVersionRelease;
+
+ public bool HasHandleTableSize;
+ public int HandleTableSize;
+
+ public bool HasDebugFlags;
+ public bool AllowDebug;
+ public bool ForceDebug;
+ }
+
+ public class KernelAccessControl
+ {
+ public KernelAccessControlItems[] Items;
+
+ public KernelAccessControl(Stream FSAccessControlsStream, int Offset, int Size)
+ {
+ FSAccessControlsStream.Seek(Offset, SeekOrigin.Begin);
+
+ BinaryReader Reader = new BinaryReader(FSAccessControlsStream);
+
+ Items = new KernelAccessControlItems[Size / 4];
+
+ for (int i = 0; i < Size / 4; i++)
+ {
+ uint Descriptor = Reader.ReadUInt32();
+
+ if (Descriptor == 0xFFFFFFFF) //Ignore the descriptor
+ {
+ continue;
+ }
+
+ Items[i] = new KernelAccessControlItems();
+
+ int LowBits = 0;
+
+ while ((Descriptor & 1) != 0)
+ {
+ Descriptor >>= 1;
+ LowBits++;
+ }
+
+ Descriptor >>= 1;
+
+ switch (LowBits)
+ {
+ case 3: // Kernel flags
+ {
+ Items[i].HasKernelFlags = true;
+
+ Items[i].HighestThreadPriority = Descriptor & 0x3F;
+ Items[i].LowestThreadPriority = (Descriptor >> 6) & 0x3F;
+ Items[i].LowestCpuId = (Descriptor >> 12) & 0xFF;
+ Items[i].HighestCpuId = (Descriptor >> 20) & 0xFF;
+
+ break;
+ }
+
+ case 4: // Syscall mask
+ {
+ Items[i].HasSVCFlags = true;
+
+ Items[i].SVCsAllowed = new int[0x80];
+
+ int SysCallBase = (int)(Descriptor >> 24) * 0x18;
+
+ for (int SysCall = 0; SysCall < 0x18 && SysCallBase + SysCall < 0x80; SysCall++)
+ {
+ Items[i].SVCsAllowed[SysCallBase + SysCall] = (int)Descriptor & 1;
+ Descriptor >>= 1;
+ }
+
+ break;
+ }
+
+ case 6: // Map IO/Normal - Never tested.
+ {
+ KernelAccessControlMMIO TempNormalMMIO = new KernelAccessControlMMIO
+ {
+ Address = (Descriptor & 0xFFFFFF) << 12,
+ IsRO = (Descriptor >> 24) != 0
+ };
+
+ if (i == Size / 4 - 1)
+ {
+ throw new InvalidNpdmException("Invalid Kernel Access Control Descriptors!");
+ }
+
+ Descriptor = Reader.ReadUInt32();
+
+ if ((Descriptor & 0x7F) != 0x3F)
+ {
+ throw new InvalidNpdmException("Invalid Kernel Access Control Descriptors!");
+ }
+
+ Descriptor >>= 7;
+ TempNormalMMIO.Size = (Descriptor & 0xFFFFFF) << 12;
+ TempNormalMMIO.IsNormal = (Descriptor >> 24) != 0;
+
+ Items[i].NormalMMIO.Add(TempNormalMMIO);
+ i++;
+
+ break;
+ }
+
+ case 7: // Map Normal Page - Never tested.
+ {
+ KernelAccessControlMMIO TempPageMMIO = new KernelAccessControlMMIO
+ {
+ Address = Descriptor << 12,
+ Size = 0x1000,
+ IsRO = false,
+ IsNormal = false
+ };
+
+ Items[i].PageMMIO.Add(TempPageMMIO);
+
+ break;
+ }
+
+ case 11: // IRQ Pair - Never tested.
+ {
+ KernelAccessControlIRQ TempIRQ = new KernelAccessControlIRQ
+ {
+ IRQ0 = Descriptor & 0x3FF,
+ IRQ1 = (Descriptor >> 10) & 0x3FF
+ };
+
+ break;
+ }
+
+ case 13: // App Type
+ {
+ Items[i].HasApplicationType = true;
+ Items[i].ApplicationType = (int)Descriptor & 7;
+
+ break;
+ }
+
+ case 14: // Kernel Release Version
+ {
+ Items[i].HasKernelVersion = true;
+
+ Items[i].KernelVersionRelease = (int)Descriptor;
+
+ break;
+ }
+
+ case 15: // Handle Table Size
+ {
+ Items[i].HasHandleTableSize = true;
+
+ Items[i].HandleTableSize = (int)Descriptor;
+
+ break;
+ }
+
+ case 16: // Debug Flags
+ {
+ Items[i].HasDebugFlags = true;
+
+ Items[i].AllowDebug = (Descriptor & 1) != 0;
+ Items[i].ForceDebug = ((Descriptor >> 1) & 1) != 0;
+
+ break;
+ }
+ }
+ }
+ }
+ }
+}
|