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70048cb49f3430d4da57a8b57b4269761eda4413
sharpemu/src/SharpEmu.Libs/Agc/AgcExports.cs
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ParantezTech 70048cb49f [agc] fix shader invalid argument
2026-06-23 19:27:57 +03:00

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// Copyright (C) 2026 SharpEmu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
using SharpEmu.HLE;
using SharpEmu.Libs.Kernel;
using SharpEmu.Libs.VideoOut;
using System.Buffers.Binary;
using System.Runtime.CompilerServices;
namespace SharpEmu.Libs.Agc;
public static class AgcExports
{
private const uint ShaderFileHeader = 0x34333231;
private const uint ShaderVersion = 0x18;
private const uint ItNop = 0x10;
private const uint ItIndexBufferSize = 0x13;
private const uint ItIndexBase = 0x26;
private const uint ItIndexType = 0x2A;
private const uint ItNumInstances = 0x2F;
private const uint ItDrawIndexOffset2 = 0x35;
private const uint ItEventWrite = 0x46;
private const uint ItSetShReg = 0x76;
private const uint RZero = 0x00;
private const uint RDrawIndexAuto = 0x04;
private const uint RDrawReset = 0x05;
private const uint RWaitFlipDone = 0x06;
private const uint RShRegsIndirect = 0x11;
private const uint RCxRegsIndirect = 0x12;
private const uint RUcRegsIndirect = 0x13;
private const uint RAcquireMem = 0x14;
private const uint RFlip = 0x17;
private const uint SpiShaderPgmLoPs = 0x8;
private const uint SpiShaderPgmHiPs = 0x9;
private const uint SpiShaderPgmLoEs = 0xC8;
private const uint SpiShaderPgmHiEs = 0xC9;
private const uint SpiShaderPgmLoLs = 0x148;
private const uint SpiShaderPgmHiLs = 0x149;
private const uint SpiPsInputEna = 0x1B3;
private const uint SpiPsInputAddr = 0x1B4;
private const uint ComputePgmLo = 0x20C;
private const uint ComputePgmHi = 0x20D;
private const uint SpiPsInputCntl0 = 0x191;
private const uint VgtPrimitiveType = 0x242;
private const uint PsTextureUserDataRegister = 0xC;
private const uint Gen5TextureFormatR8G8B8A8Unorm = 56;
private const uint Gen5TextureType2D = 9;
private const ulong VideoOutPixelFormatA8R8G8B8Srgb = 0x80000000;
private const ulong VideoOutPixelFormatA8B8G8R8Srgb = 0x80002200;
private const uint RegisterDefaultsVersion7 = 7;
private const uint RegisterDefaultsVersion8 = 8;
private const int RegisterDefaultsSize = 0x40;
private const int RegisterDefaultBlockSize = 16 * 8;
private const ulong ShaderUserDataOffset = 0x08;
private const ulong ShaderCodeOffset = 0x10;
private const ulong ShaderCxRegistersOffset = 0x18;
private const ulong ShaderShRegistersOffset = 0x20;
private const ulong ShaderSpecialsOffset = 0x28;
private const ulong ShaderInputSemanticsOffset = 0x30;
private const ulong ShaderOutputSemanticsOffset = 0x38;
private const ulong ShaderNumInputSemanticsOffset = 0x50;
private const ulong ShaderNumOutputSemanticsOffset = 0x56;
private const ulong ShaderTypeOffset = 0x5A;
private const ulong ShaderNumShRegistersOffset = 0x5C;
private const ulong CommandBufferCursorUpOffset = 0x10;
private const ulong CommandBufferCursorDownOffset = 0x18;
private const ulong CommandBufferCallbackOffset = 0x20;
private const ulong CommandBufferReservedDwOffset = 0x30;
private const ulong ShaderSpecialGeCntlOffset = 0x00;
private const ulong ShaderSpecialVgtShaderStagesEnOffset = 0x08;
private const ulong ShaderSpecialVgtGsOutPrimTypeOffset = 0x20;
private const ulong ShaderSpecialGeUserVgprEnOffset = 0x28;
private const uint CbSetShRegisterRangeMarker = 0x6875000D;
private static readonly object _submitTraceGate = new();
private static readonly HashSet<uint> _tracedDcbSizes = new();
private static readonly HashSet<(ulong Es, ulong Ps, GuestDrawKind Kind)> _tracedShaderTranslations = new();
private static readonly object _softwarePresenterGate = new();
private static readonly Dictionary<(ulong Source, ulong Destination), ulong> _softwarePresenterFingerprints = new();
private static readonly object _registerDefaultsGate = new();
private static readonly ConditionalWeakTable<object, RegisterDefaultsAllocation> _registerDefaultsAllocations = new();
private static readonly RegisterDefaultGroup[] PrimaryRegisterDefaults =
[
new(0, 3, 0x0BC65DA4, [new(0x08F, 0)]),
new(0, 4, 0x9E5AD592, [new(0x08E, 0)]),
new(0, 12, 0x6DE4C312, [new(0x203, 0)]),
new(0, 72, 0x38E92C91,
[
new(0x318, 0),
new(0x31B, 0),
new(0x31C, 0),
new(0x31D, 0),
new(0x31E, 0x48),
new(0x31F, 0),
new(0x321, 0),
new(0x323, 0),
new(0x324, 0),
new(0x325, 0),
new(0x390, 0),
new(0x398, 0),
new(0x3A0, 0),
new(0x3A8, 0),
new(0x3B0, 0),
new(0x3B8, 0x0006C000),
]),
new(0, 73, 0x0B177B43, [new(0x00C, 0), new(0x00D, 0x40004000)]),
new(0, 74, 0x48531062, [new(0x191, 0)]),
new(0, 76, 0x7690AF6F,
[
new(0x10F, 0x4E7E0000),
new(0x111, 0x4E7E0000),
new(0x113, 0x4E7E0000),
new(0x110, 0),
new(0x112, 0),
new(0x114, 0),
new(0x094, 0x80000000),
new(0x095, 0x40004000),
new(0x0B4, 0),
new(0x0B5, 0),
]),
new(1, 13, 0xC918DF3E, [new(0x20C, 0), new(0x20D, 0)]),
new(1, 14, 0xC9751C9C, [new(0x0C8, 0), new(0x0C9, 0)]),
new(1, 18, 0xC9E01B31, [new(0x008, 0), new(0x009, 0)]),
new(2, 3, 0x105971C2, [new(0x25B, 0)]),
new(2, 7, 0x40D49AD1, [new(0x262, 0)]),
new(2, 12, 0x9EBFAB10, [new(0x242, 0)]),
];
private static readonly RegisterDefaultGroup[] InternalRegisterDefaults =
[
new(0, 0, 0x8FB4EDB5, [new(0x00E, 0)]),
new(0, 1, 0xB994AD29, [new(0x2AF, 0)]),
new(0, 2, 0xD427322F, [new(0x314, 0)]),
new(0, 3, 0xF58FEA31, [new(0x1B5, 0)]),
new(1, 0, 0x6AC156EF, [new(0x216, 0)]),
new(1, 1, 0x6AC15610, [new(0x217, 0)]),
new(1, 2, 0x6AC15009, [new(0x219, 0)]),
new(1, 3, 0x6AC153BA, [new(0x21A, 0)]),
new(1, 4, 0xBE7DCD73, [new(0x27D, 0)]),
new(1, 5, 0x0C4B1438, [new(0x22A, 0)]),
new(1, 6, 0xDB00D71A, [new(0x204, 0)]),
new(1, 7, 0xDB00D249, [new(0x205, 0)]),
new(1, 8, 0xDB00EC60, [new(0x206, 0)]),
new(1, 9, 0x0C4D6FE4, [new(0x080, 0)]),
new(1, 10, 0x0C4A80EF, [new(0x100, 0)]),
new(1, 11, 0x0DD283E7, [new(0x006, 0)]),
new(1, 12, 0xC620E68C, [new(0x081, 0)]),
new(1, 13, 0xC67EFACF, [new(0x101, 0)]),
new(1, 14, 0xD9E6D9F7, [new(0x001, 0)]),
new(2, 0, 0x31F34B9F, [new(0x24F, 0)]),
new(2, 1, 0xAC0F9E76, [new(0x80003FFF, 0)]),
new(2, 2, 0x929FD95D, [new(0x250, 0)]),
];
private readonly record struct TextureDescriptor(
ulong Address,
uint Width,
uint Height,
uint Format,
uint TileMode,
uint Type);
private sealed class SubmittedDcbState
{
public Dictionary<uint, uint> CxRegisters { get; } = new();
public Dictionary<uint, uint> ShRegisters { get; } = new();
public Dictionary<uint, uint> UcRegisters { get; } = new();
}
private readonly record struct RegisterDefaultValue(uint Offset, uint Value);
private readonly record struct RegisterDefaultGroup(
uint Space,
uint Index,
uint Type,
RegisterDefaultValue[] Registers);
private sealed record RegisterDefaultsAllocation(ulong Primary, ulong Internal);
[SysAbiExport(
Nid = "23LRUSvYu1M",
ExportName = "sceAgcInit",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int Init(CpuContext ctx)
{
var stateAddress = ctx[CpuRegister.Rdi];
var version = (uint)ctx[CpuRegister.Rsi];
if (stateAddress == 0 || !IsSupportedRegisterDefaultsVersion(version))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT);
}
TraceAgc($"agc.init state=0x{stateAddress:X16} version={version}");
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_OK);
}
[SysAbiExport(
Nid = "2JtWUUiYBXs",
ExportName = "sceAgcGetRegisterDefaults2",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int GetRegisterDefaults2(CpuContext ctx) =>
ReturnRegisterDefaults(ctx, internalDefaults: false);
[SysAbiExport(
Nid = "wRbq6ZjNop4",
ExportName = "sceAgcGetRegisterDefaults2Internal",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int GetRegisterDefaults2Internal(CpuContext ctx) =>
ReturnRegisterDefaults(ctx, internalDefaults: true);
[SysAbiExport(
Nid = "f3dg2CSgRKY",
ExportName = "sceAgcCreateShader",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int CreateShader(CpuContext ctx)
{
var destinationAddress = ctx[CpuRegister.Rdi];
var headerAddress = ctx[CpuRegister.Rsi];
var codeAddress = ctx[CpuRegister.Rdx];
if (headerAddress == 0 || codeAddress == 0)
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT);
}
if (!TryReadUInt32(ctx, headerAddress, out var fileHeader) ||
!TryReadUInt32(ctx, headerAddress + sizeof(uint), out var version))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
if (fileHeader != ShaderFileHeader || version != ShaderVersion)
{
TraceCreateShader(destinationAddress, headerAddress, codeAddress, $"invalid-header file=0x{fileHeader:X8} version=0x{version:X8}");
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT);
}
if (!RelocatePointerField(ctx, headerAddress + ShaderCxRegistersOffset) ||
!RelocatePointerField(ctx, headerAddress + ShaderShRegistersOffset) ||
!RelocatePointerField(ctx, headerAddress + ShaderUserDataOffset) ||
!RelocatePointerField(ctx, headerAddress + ShaderSpecialsOffset) ||
!RelocatePointerField(ctx, headerAddress + ShaderInputSemanticsOffset) ||
!RelocatePointerField(ctx, headerAddress + ShaderOutputSemanticsOffset) ||
!ctx.TryWriteUInt64(headerAddress + ShaderCodeOffset, codeAddress))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
if (!TryReadUInt64(ctx, headerAddress + ShaderUserDataOffset, out var userDataAddress))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
if (userDataAddress != 0 &&
(!RelocatePointerField(ctx, userDataAddress) ||
!RelocatePointerField(ctx, userDataAddress + 0x08) ||
!RelocatePointerField(ctx, userDataAddress + 0x10) ||
!RelocatePointerField(ctx, userDataAddress + 0x18) ||
!RelocatePointerField(ctx, userDataAddress + 0x20)))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
if (!PatchShaderProgramRegisters(ctx, headerAddress, codeAddress))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT);
}
if (destinationAddress != 0 &&
!ctx.TryWriteUInt64(destinationAddress, headerAddress))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
TraceCreateShader(destinationAddress, headerAddress, codeAddress, "ok");
ctx[CpuRegister.Rax] = 0;
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
}
[SysAbiExport(
Nid = "vcmNN+AAXnY",
ExportName = "sceAgcSetCxRegIndirectPatchSetAddress",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int SetCxRegIndirectPatchSetAddress(CpuContext ctx) =>
SetIndirectPatchAddress(ctx, "cx");
[SysAbiExport(
Nid = "Qrj4c+61z4A",
ExportName = "sceAgcSetShRegIndirectPatchSetAddress",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int SetShRegIndirectPatchSetAddress(CpuContext ctx) =>
SetIndirectPatchAddress(ctx, "sh");
[SysAbiExport(
Nid = "6lNcCp+fxi4",
ExportName = "sceAgcSetUcRegIndirectPatchSetAddress",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int SetUcRegIndirectPatchSetAddress(CpuContext ctx) =>
SetIndirectPatchAddress(ctx, "uc");
[SysAbiExport(
Nid = "d-6uF9sZDIU",
ExportName = "sceAgcSetCxRegIndirectPatchAddRegisters",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int SetCxRegIndirectPatchAddRegisters(CpuContext ctx) =>
AddIndirectPatchRegisters(ctx, "cx");
[SysAbiExport(
Nid = "z2duB-hHQSM",
ExportName = "sceAgcSetShRegIndirectPatchAddRegisters",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int SetShRegIndirectPatchAddRegisters(CpuContext ctx) =>
AddIndirectPatchRegisters(ctx, "sh");
[SysAbiExport(
Nid = "vRoArM9zaIk",
ExportName = "sceAgcSetUcRegIndirectPatchAddRegisters",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int SetUcRegIndirectPatchAddRegisters(CpuContext ctx) =>
AddIndirectPatchRegisters(ctx, "uc");
[SysAbiExport(
Nid = "D9sr1xGUriE",
ExportName = "sceAgcCreatePrimState",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int CreatePrimState(CpuContext ctx)
{
var cxRegistersAddress = ctx[CpuRegister.Rdi];
var ucRegistersAddress = ctx[CpuRegister.Rsi];
var hullShaderAddress = ctx[CpuRegister.Rdx];
var geometryShaderAddress = ctx[CpuRegister.Rcx];
var primitiveType = (uint)ctx[CpuRegister.R8];
if (cxRegistersAddress == 0 || ucRegistersAddress == 0 || hullShaderAddress != 0 || geometryShaderAddress == 0)
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT);
}
if (!TryReadByte(ctx, geometryShaderAddress + ShaderTypeOffset, out var shaderType) || !IsEsGeometryShaderType(shaderType) ||
!TryReadUInt64(ctx, geometryShaderAddress + ShaderSpecialsOffset, out var specialsAddress) ||
specialsAddress == 0)
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT);
}
if (!CopyShaderRegister(ctx, specialsAddress + ShaderSpecialVgtShaderStagesEnOffset, cxRegistersAddress) ||
!CopyShaderRegister(ctx, specialsAddress + ShaderSpecialVgtGsOutPrimTypeOffset, cxRegistersAddress + 8) ||
!CopyShaderRegister(ctx, specialsAddress + ShaderSpecialGeCntlOffset, ucRegistersAddress) ||
!CopyShaderRegister(ctx, specialsAddress + ShaderSpecialGeUserVgprEnOffset, ucRegistersAddress + 8) ||
!TryWriteUInt32(ctx, ucRegistersAddress + 16, VgtPrimitiveType) ||
!TryWriteUInt32(ctx, ucRegistersAddress + 20, primitiveType))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
TraceAgc($"agc.create_prim_state cx=0x{cxRegistersAddress:X16} uc=0x{ucRegistersAddress:X16} gs=0x{geometryShaderAddress:X16} type={shaderType} prim=0x{primitiveType:X8}");
ctx[CpuRegister.Rax] = 0;
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
}
[SysAbiExport(
Nid = "HV4j+E0MBHE",
ExportName = "sceAgcCreateInterpolantMapping",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int CreateInterpolantMapping(CpuContext ctx)
{
var registersAddress = ctx[CpuRegister.Rdi];
var geometryShaderAddress = ctx[CpuRegister.Rsi];
var pixelShaderAddress = ctx[CpuRegister.Rdx];
if (registersAddress == 0 || geometryShaderAddress == 0)
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT);
}
if (!TryReadUInt64(ctx, geometryShaderAddress + ShaderOutputSemanticsOffset, out var outputSemanticsAddress) ||
!TryReadUInt32(ctx, geometryShaderAddress + ShaderNumOutputSemanticsOffset, out var outputSemanticsCount))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
ulong inputSemanticsAddress = 0;
if (pixelShaderAddress != 0 &&
(!TryReadUInt64(ctx, pixelShaderAddress + ShaderInputSemanticsOffset, out inputSemanticsAddress) ||
!TryReadUInt32(ctx, pixelShaderAddress + ShaderNumInputSemanticsOffset, out _)))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
for (uint i = 0; i < 32; i++)
{
uint value = 0;
if (i < outputSemanticsCount && outputSemanticsAddress != 0)
{
var flat = false;
if (pixelShaderAddress != 0 && inputSemanticsAddress != 0 &&
TryReadUInt32(ctx, inputSemanticsAddress + (i * sizeof(uint)), out var inputSemantic))
{
flat = ((inputSemantic >> 22) & 0x1) != 0;
}
value = i | (flat ? 0x400u : 0u);
}
var destination = registersAddress + (i * 8);
if (!TryWriteUInt32(ctx, destination, SpiPsInputCntl0 + i) ||
!TryWriteUInt32(ctx, destination + sizeof(uint), value))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
}
TraceAgc($"agc.create_interpolant_mapping regs=0x{registersAddress:X16} gs=0x{geometryShaderAddress:X16} ps=0x{pixelShaderAddress:X16}");
ctx[CpuRegister.Rax] = 0;
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
}
[SysAbiExport(
Nid = "V++UgBtQhn0",
ExportName = "sceAgcGetDataPacketPayloadAddress",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int GetDataPacketPayloadAddress(CpuContext ctx)
{
var outputAddress = ctx[CpuRegister.Rdi];
var commandAddress = ctx[CpuRegister.Rsi];
var type = (int)ctx[CpuRegister.Rdx];
if (outputAddress == 0 || commandAddress == 0 || type != 1)
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT);
}
if (!ctx.TryWriteUInt64(outputAddress, commandAddress + 8))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
TraceAgc($"agc.get_packet_payload out=0x{outputAddress:X16} cmd=0x{commandAddress:X16} payload=0x{commandAddress + 8:X16}");
ctx[CpuRegister.Rax] = 0;
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
}
[SysAbiExport(
Nid = "n2fD4A+pb+g",
ExportName = "sceAgcCbSetShRegisterRangeDirect",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int CbSetShRegisterRangeDirect(CpuContext ctx)
{
var commandBufferAddress = ctx[CpuRegister.Rdi];
var offset = (uint)ctx[CpuRegister.Rsi];
var valuesAddress = ctx[CpuRegister.Rdx];
var valueCount = (uint)ctx[CpuRegister.Rcx];
if (commandBufferAddress == 0 || offset == 0 || offset > 0x3FF || valueCount == 0)
{
return ReturnPointer(ctx, 0);
}
if (!TryAllocateCommandDwords(ctx, commandBufferAddress, 2, out var markerAddress) ||
!TryWriteUInt32(ctx, markerAddress, Pm4(2, ItNop, RZero)) ||
!TryWriteUInt32(ctx, markerAddress + 4, CbSetShRegisterRangeMarker) ||
!TryAllocateCommandDwords(ctx, commandBufferAddress, valueCount + 2, out var commandAddress) ||
!TryWriteUInt32(ctx, commandAddress, Pm4(valueCount + 2, ItSetShReg, 0)) ||
!TryWriteUInt32(ctx, commandAddress + 4, offset))
{
return ReturnPointer(ctx, 0);
}
for (uint i = 0; i < valueCount; i++)
{
var value = 0u;
if (valuesAddress != 0 &&
!TryReadUInt32(ctx, valuesAddress + (i * sizeof(uint)), out value))
{
return ReturnPointer(ctx, 0);
}
if (!TryWriteUInt32(ctx, commandAddress + 8 + (i * sizeof(uint)), value))
{
return ReturnPointer(ctx, 0);
}
}
TraceAgc($"agc.cb_set_sh_range buf=0x{commandBufferAddress:X16} cmd=0x{commandAddress:X16} offset=0x{offset:X8} count={valueCount}");
return ReturnPointer(ctx, commandAddress);
}
[SysAbiExport(
Nid = "TRO721eVt4g",
ExportName = "sceAgcDcbResetQueue",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbResetQueue(CpuContext ctx)
{
var commandBufferAddress = ctx[CpuRegister.Rdi];
var op = (uint)ctx[CpuRegister.Rsi];
var state = (uint)ctx[CpuRegister.Rdx];
if (commandBufferAddress == 0 || op != 0x3FF || state != 0)
{
return ReturnPointer(ctx, 0);
}
if (!TryAllocateCommandDwords(ctx, commandBufferAddress, 2, out var commandAddress) ||
!TryWriteUInt32(ctx, commandAddress, Pm4(2, ItNop, RDrawReset)) ||
!TryWriteUInt32(ctx, commandAddress + 4, 0))
{
return ReturnPointer(ctx, 0);
}
TraceAgc($"agc.dcb_reset_queue buf=0x{commandBufferAddress:X16} cmd=0x{commandAddress:X16}");
return ReturnPointer(ctx, commandAddress);
}
[SysAbiExport(
Nid = "ZvwO9euwYzc",
ExportName = "sceAgcDcbSetCxRegistersIndirect",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbSetCxRegistersIndirect(CpuContext ctx) =>
DcbSetRegistersIndirect(ctx, RCxRegsIndirect, "cx");
[SysAbiExport(
Nid = "-HOOCn0JY48",
ExportName = "sceAgcDcbSetShRegistersIndirect",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbSetShRegistersIndirect(CpuContext ctx) =>
DcbSetRegistersIndirect(ctx, RShRegsIndirect, "sh");
[SysAbiExport(
Nid = "hvUfkUIQcOE",
ExportName = "sceAgcDcbSetUcRegistersIndirect",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbSetUcRegistersIndirect(CpuContext ctx) =>
DcbSetRegistersIndirect(ctx, RUcRegsIndirect, "uc");
[SysAbiExport(
Nid = "GIIW2J37e70",
ExportName = "sceAgcDcbSetIndexSize",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbSetIndexSize(CpuContext ctx)
{
var commandBufferAddress = ctx[CpuRegister.Rdi];
var indexSize = (uint)(ctx[CpuRegister.Rsi] & 0xFF);
var cachePolicy = (uint)(ctx[CpuRegister.Rdx] & 0xFF);
if (commandBufferAddress == 0 || cachePolicy != 0)
{
return ReturnPointer(ctx, 0);
}
if (!TryAllocateCommandDwords(ctx, commandBufferAddress, 2, out var commandAddress) ||
!TryWriteUInt32(ctx, commandAddress, Pm4(2, ItIndexType, 0)) ||
!TryWriteUInt32(ctx, commandAddress + 4, indexSize))
{
return ReturnPointer(ctx, 0);
}
TraceAgc($"agc.dcb_set_index_size buf=0x{commandBufferAddress:X16} cmd=0x{commandAddress:X16} size={indexSize}");
return ReturnPointer(ctx, commandAddress);
}
[SysAbiExport(
Nid = "tSBxhAPyytQ",
ExportName = "sceAgcDcbSetNumInstances",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbSetNumInstances(CpuContext ctx)
{
var commandBufferAddress = ctx[CpuRegister.Rdi];
var instanceCount = (uint)ctx[CpuRegister.Rsi];
if (commandBufferAddress == 0)
{
return ReturnPointer(ctx, 0);
}
if (!TryAllocateCommandDwords(ctx, commandBufferAddress, 2, out var commandAddress) ||
!TryWriteUInt32(ctx, commandAddress, Pm4(2, ItNumInstances, 0)) ||
!TryWriteUInt32(ctx, commandAddress + 4, instanceCount))
{
return ReturnPointer(ctx, 0);
}
TraceAgc($"agc.dcb_set_num_instances buf=0x{commandBufferAddress:X16} cmd=0x{commandAddress:X16} count={instanceCount}");
return ReturnPointer(ctx, commandAddress);
}
[SysAbiExport(
Nid = "Yw0jKSqop+E",
ExportName = "sceAgcDcbDrawIndexAuto",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbDrawIndexAuto(CpuContext ctx)
{
var commandBufferAddress = ctx[CpuRegister.Rdi];
var indexCount = (uint)ctx[CpuRegister.Rsi];
var modifier = ctx[CpuRegister.Rdx];
if (commandBufferAddress == 0 || modifier != 0x4000_0000)
{
return ReturnPointer(ctx, 0);
}
if (!TryAllocateCommandDwords(ctx, commandBufferAddress, 7, out var commandAddress) ||
!TryWriteUInt32(ctx, commandAddress, Pm4(7, ItNop, RDrawIndexAuto)) ||
!TryWriteUInt32(ctx, commandAddress + 4, indexCount) ||
!TryWriteUInt32(ctx, commandAddress + 8, 0) ||
!TryWriteUInt32(ctx, commandAddress + 12, 0) ||
!TryWriteUInt32(ctx, commandAddress + 16, 0) ||
!TryWriteUInt32(ctx, commandAddress + 20, 0) ||
!TryWriteUInt32(ctx, commandAddress + 24, 0))
{
return ReturnPointer(ctx, 0);
}
TraceAgc($"agc.dcb_draw_index_auto buf=0x{commandBufferAddress:X16} cmd=0x{commandAddress:X16} count={indexCount}");
return ReturnPointer(ctx, commandAddress);
}
[SysAbiExport(
Nid = "aJf+j5yntiU",
ExportName = "sceAgcDcbEventWrite",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbEventWrite(CpuContext ctx)
{
var commandBufferAddress = ctx[CpuRegister.Rdi];
var eventType = (uint)(ctx[CpuRegister.Rsi] & 0xFF);
var eventAddress = ctx[CpuRegister.Rdx];
if (commandBufferAddress == 0 || eventType > 0x3F || eventAddress != 0)
{
return ReturnPointer(ctx, 0);
}
if (!TryAllocateCommandDwords(ctx, commandBufferAddress, 2, out var commandAddress) ||
!TryWriteUInt32(ctx, commandAddress, Pm4(2, ItEventWrite, 0)) ||
!TryWriteUInt32(ctx, commandAddress + 4, eventType))
{
return ReturnPointer(ctx, 0);
}
TraceAgc($"agc.dcb_event_write buf=0x{commandBufferAddress:X16} cmd=0x{commandAddress:X16} type={eventType}");
return ReturnPointer(ctx, commandAddress);
}
[SysAbiExport(
Nid = "57labkp+rSQ",
ExportName = "sceAgcDcbAcquireMem",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbAcquireMem(CpuContext ctx)
{
var commandBufferAddress = ctx[CpuRegister.Rdi];
var engine = (uint)(ctx[CpuRegister.Rsi] & 0xFF);
var cbDbOp = (uint)ctx[CpuRegister.Rdx];
var gcrControl = (uint)ctx[CpuRegister.Rcx];
var baseAddress = ctx[CpuRegister.R8];
var sizeBytes = ctx[CpuRegister.R9];
if (!TryReadUInt32(ctx, ctx[CpuRegister.Rsp] + sizeof(ulong), out var pollCycles))
{
return ReturnPointer(ctx, 0);
}
var noSize = sizeBytes == ulong.MaxValue;
if (commandBufferAddress == 0 ||
engine > 1 ||
(!noSize && (sizeBytes & 0xFF) != 0) ||
(!noSize && (sizeBytes >> 40) != 0) ||
(baseAddress & 0xFF) != 0 ||
(baseAddress >> 40) != 0)
{
return ReturnPointer(ctx, 0);
}
if (!TryAllocateCommandDwords(ctx, commandBufferAddress, 8, out var commandAddress) ||
!TryWriteUInt32(ctx, commandAddress, Pm4(8, ItNop, RAcquireMem)) ||
!TryWriteUInt32(ctx, commandAddress + 4, (engine << 31) | cbDbOp) ||
!TryWriteUInt32(ctx, commandAddress + 8, noSize ? 0 : (uint)(sizeBytes >> 8)) ||
!TryWriteUInt32(ctx, commandAddress + 12, 0) ||
!TryWriteUInt32(ctx, commandAddress + 16, (uint)(baseAddress >> 8)) ||
!TryWriteUInt32(ctx, commandAddress + 20, 0) ||
!TryWriteUInt32(ctx, commandAddress + 24, pollCycles / 40) ||
!TryWriteUInt32(ctx, commandAddress + 28, gcrControl))
{
return ReturnPointer(ctx, 0);
}
TraceAgc(
$"agc.dcb_acquire_mem buf=0x{commandBufferAddress:X16} cmd=0x{commandAddress:X16} " +
$"engine={engine} cbdb=0x{cbDbOp:X8} gcr=0x{gcrControl:X8} base=0x{baseAddress:X16} size=0x{sizeBytes:X16}");
return ReturnPointer(ctx, commandAddress);
}
[SysAbiExport(
Nid = "l4fM9K-Lyks",
ExportName = "sceAgcDcbSetIndexBuffer",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbSetIndexBuffer(CpuContext ctx)
{
var commandBufferAddress = ctx[CpuRegister.Rdi];
var indexBufferAddress = ctx[CpuRegister.Rsi];
var indexCount = (uint)ctx[CpuRegister.Rdx];
if (commandBufferAddress == 0)
{
return ReturnPointer(ctx, 0);
}
if (!TryAllocateCommandDwords(ctx, commandBufferAddress, 5, out var commandAddress) ||
!TryWriteUInt32(ctx, commandAddress, Pm4(3, ItIndexBase, 0)) ||
!TryWriteUInt32(ctx, commandAddress + 4, (uint)(indexBufferAddress & 0xFFFF_FFFFUL)) ||
!TryWriteUInt32(ctx, commandAddress + 8, (uint)(indexBufferAddress >> 32)) ||
!TryWriteUInt32(ctx, commandAddress + 12, Pm4(2, ItIndexBufferSize, 0)) ||
!TryWriteUInt32(ctx, commandAddress + 16, indexCount))
{
return ReturnPointer(ctx, 0);
}
TraceAgc($"agc.dcb_set_index_buffer buf=0x{commandBufferAddress:X16} cmd=0x{commandAddress:X16} addr=0x{indexBufferAddress:X16} count={indexCount}");
return ReturnPointer(ctx, commandAddress);
}
[SysAbiExport(
Nid = "B+aG9DUnTKA",
ExportName = "sceAgcDcbDrawIndexOffset",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbDrawIndexOffset(CpuContext ctx)
{
var commandBufferAddress = ctx[CpuRegister.Rdi];
var indexOffset = (uint)ctx[CpuRegister.Rsi];
var indexCount = (uint)ctx[CpuRegister.Rdx];
var flags = (uint)ctx[CpuRegister.Rcx];
if (commandBufferAddress == 0)
{
return ReturnPointer(ctx, 0);
}
if (!TryAllocateCommandDwords(ctx, commandBufferAddress, 5, out var commandAddress) ||
!TryWriteUInt32(ctx, commandAddress, Pm4(5, ItDrawIndexOffset2, 0)) ||
!TryWriteUInt32(ctx, commandAddress + 4, indexCount) ||
!TryWriteUInt32(ctx, commandAddress + 8, indexOffset) ||
!TryWriteUInt32(ctx, commandAddress + 12, indexCount) ||
!TryWriteUInt32(ctx, commandAddress + 16, flags & 0xE000_0001u))
{
return ReturnPointer(ctx, 0);
}
TraceAgc($"agc.dcb_draw_index_offset buf=0x{commandBufferAddress:X16} cmd=0x{commandAddress:X16} offset={indexOffset} count={indexCount} flags=0x{flags:X8}");
return ReturnPointer(ctx, commandAddress);
}
[SysAbiExport(
Nid = "MWiElSNE8j8",
ExportName = "sceAgcDcbWaitUntilSafeForRendering",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbWaitUntilSafeForRendering(CpuContext ctx)
{
var commandBufferAddress = ctx[CpuRegister.Rdi];
var videoOutHandle = (uint)ctx[CpuRegister.Rsi];
var displayBufferIndex = (uint)ctx[CpuRegister.Rdx];
if (commandBufferAddress == 0)
{
return ReturnPointer(ctx, 0);
}
if (!TryAllocateCommandDwords(ctx, commandBufferAddress, 7, out var commandAddress) ||
!TryWriteUInt32(ctx, commandAddress, Pm4(7, ItNop, RWaitFlipDone)) ||
!TryWriteUInt32(ctx, commandAddress + 4, videoOutHandle) ||
!TryWriteUInt32(ctx, commandAddress + 8, displayBufferIndex) ||
!TryWriteUInt32(ctx, commandAddress + 12, 0) ||
!TryWriteUInt32(ctx, commandAddress + 16, 0) ||
!TryWriteUInt32(ctx, commandAddress + 20, 0) ||
!TryWriteUInt32(ctx, commandAddress + 24, 0))
{
return ReturnPointer(ctx, 0);
}
TraceAgc($"agc.dcb_wait_safe buf=0x{commandBufferAddress:X16} cmd=0x{commandAddress:X16} handle={videoOutHandle} index={displayBufferIndex}");
return ReturnPointer(ctx, commandAddress);
}
[SysAbiExport(
Nid = "YUeqkyT7mEQ",
ExportName = "sceAgcDcbSetFlip",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int DcbSetFlip(CpuContext ctx)
{
var commandBufferAddress = ctx[CpuRegister.Rdi];
var videoOutHandle = (uint)ctx[CpuRegister.Rsi];
var displayBufferIndex = (int)ctx[CpuRegister.Rdx];
var flipMode = (uint)ctx[CpuRegister.Rcx];
var flipArg = unchecked((ulong)ctx[CpuRegister.R8]);
if (commandBufferAddress == 0)
{
return ReturnPointer(ctx, 0);
}
if (!TryAllocateCommandDwords(ctx, commandBufferAddress, 6, out var commandAddress) ||
!TryWriteUInt32(ctx, commandAddress, Pm4(6, ItNop, RFlip)) ||
!TryWriteUInt32(ctx, commandAddress + 4, videoOutHandle) ||
!TryWriteUInt32(ctx, commandAddress + 8, unchecked((uint)displayBufferIndex)) ||
!TryWriteUInt32(ctx, commandAddress + 12, flipMode) ||
!TryWriteUInt32(ctx, commandAddress + 16, (uint)(flipArg & 0xFFFF_FFFFUL)) ||
!TryWriteUInt32(ctx, commandAddress + 20, (uint)(flipArg >> 32)))
{
return ReturnPointer(ctx, 0);
}
TraceAgc($"agc.dcb_set_flip buf=0x{commandBufferAddress:X16} cmd=0x{commandAddress:X16} handle={videoOutHandle} index={displayBufferIndex} mode={flipMode} arg=0x{flipArg:X16}");
return ReturnPointer(ctx, commandAddress);
}
[SysAbiExport(
Nid = "UglJIZjGssM",
ExportName = "sceAgcDriverSubmitDcb",
Target = Generation.Gen5,
LibraryName = "libSceAgcDriver")]
public static int DriverSubmitDcb(CpuContext ctx)
{
var packetAddress = ctx[CpuRegister.Rdi];
if (packetAddress == 0 ||
!TryReadUInt64(ctx, packetAddress, out var commandAddress) ||
!TryReadUInt32(ctx, packetAddress + 8, out var dwordCount))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT);
}
var tracePackets = false;
if (string.Equals(Environment.GetEnvironmentVariable("SHARPEMU_LOG_AGC"), "1", StringComparison.Ordinal))
{
lock (_submitTraceGate)
{
tracePackets = _tracedDcbSizes.Add(dwordCount);
}
}
if (tracePackets)
{
TraceAgc($"agc.driver_submit_dcb packet=0x{packetAddress:X16} addr=0x{commandAddress:X16} dwords={dwordCount}");
}
ParseSubmittedDcb(ctx, commandAddress, dwordCount, tracePackets);
ctx[CpuRegister.Rax] = 0;
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
}
[SysAbiExport(
Nid = "h9z6+0hEydk",
ExportName = "sceAgcSuspendPoint",
Target = Generation.Gen5,
LibraryName = "libSceAgc")]
public static int SuspendPoint(CpuContext ctx)
{
TraceAgc("agc.suspend_point");
ctx[CpuRegister.Rax] = 0;
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
}
private static void ParseSubmittedDcb(CpuContext ctx, ulong commandAddress, uint dwordCount, bool tracePackets)
{
if (commandAddress == 0 || dwordCount == 0 || dwordCount > 1_000_000)
{
return;
}
TextureDescriptor? presenterTexture = null;
GuestDrawKind guestDrawKind = GuestDrawKind.None;
var state = new SubmittedDcbState();
var sawIndexedDraw = false;
var offset = 0u;
while (offset < dwordCount)
{
var currentAddress = commandAddress + ((ulong)offset * sizeof(uint));
if (!TryReadUInt32(ctx, currentAddress, out var header))
{
return;
}
var length = Pm4Length(header);
if (length == 0 || offset + length > dwordCount)
{
return;
}
var op = (header >> 8) & 0xFFu;
var register = (header >> 2) & 0x3Fu;
if (tracePackets)
{
TraceSubmittedPacket(ctx, currentAddress, offset, header, length, op, register);
}
if (op == ItSetShReg &&
TryReadTextureDescriptor(ctx, currentAddress, length, out var texture))
{
presenterTexture = texture;
}
ApplySubmittedRegisters(ctx, state, currentAddress, length, op, register);
if (op == ItDrawIndexOffset2 &&
length >= 5 &&
TryReadUInt32(ctx, currentAddress + 4, out var indexCount) &&
indexCount != 0)
{
sawIndexedDraw = true;
TryTranslateGuestDraw(ctx, state, indexCount, ref guestDrawKind);
}
if (op == ItNop &&
register == RDrawIndexAuto &&
length >= 2 &&
TryReadUInt32(ctx, currentAddress + 4, out var autoIndexCount) &&
autoIndexCount != 0)
{
sawIndexedDraw = true;
TryTranslateGuestDraw(ctx, state, autoIndexCount, ref guestDrawKind);
}
if (op == ItNop && register == RFlip && length >= 6)
{
if (!TryReadUInt32(ctx, currentAddress + 4, out var videoOutHandle) ||
!TryReadUInt32(ctx, currentAddress + 8, out var displayBufferIndexRaw) ||
!TryReadUInt32(ctx, currentAddress + 12, out var flipMode) ||
!TryReadUInt32(ctx, currentAddress + 16, out var flipArgLo) ||
!TryReadUInt32(ctx, currentAddress + 20, out var flipArgHi))
{
return;
}
var flipArg = unchecked((long)(((ulong)flipArgHi << 32) | flipArgLo));
var displayBufferIndex = unchecked((int)displayBufferIndexRaw);
if (sawIndexedDraw && presenterTexture is { } sourceTexture)
{
_ = TrySoftwarePresent(
ctx,
sourceTexture,
unchecked((int)videoOutHandle),
displayBufferIndex);
}
else if (sawIndexedDraw &&
guestDrawKind != GuestDrawKind.None &&
VideoOutExports.TryGetDisplayBufferInfo(
unchecked((int)videoOutHandle),
displayBufferIndex,
out var displayBuffer))
{
VulkanVideoPresenter.SubmitGuestDraw(
guestDrawKind,
displayBuffer.Width,
displayBuffer.Height);
}
_ = VideoOutExports.SubmitFlipFromAgc(ctx, unchecked((int)videoOutHandle), displayBufferIndex, unchecked((int)flipMode), flipArg);
}
offset += length;
}
}
private static void ApplySubmittedRegisters(
CpuContext ctx,
SubmittedDcbState state,
ulong packetAddress,
uint packetLength,
uint op,
uint register)
{
if (op == ItSetShReg)
{
if (packetLength < 3 ||
!TryReadUInt32(ctx, packetAddress + sizeof(uint), out var startRegister))
{
return;
}
for (uint index = 0; index < packetLength - 2; index++)
{
if (!TryReadUInt32(
ctx,
packetAddress + 8 + ((ulong)index * sizeof(uint)),
out var value))
{
return;
}
state.ShRegisters[startRegister + index] = value;
}
return;
}
if (op != ItNop ||
register is not (RCxRegsIndirect or RShRegsIndirect or RUcRegsIndirect) ||
packetLength < 4 ||
!TryReadUInt32(ctx, packetAddress + sizeof(uint), out var registerCount) ||
!TryReadUInt64(ctx, packetAddress + 8, out var registersAddress))
{
return;
}
var destination = register switch
{
RCxRegsIndirect => state.CxRegisters,
RShRegsIndirect => state.ShRegisters,
_ => state.UcRegisters,
};
for (uint index = 0; index < registerCount; index++)
{
var entryAddress = registersAddress + ((ulong)index * 8);
if (!TryReadUInt32(ctx, entryAddress, out var registerOffset) ||
!TryReadUInt32(ctx, entryAddress + sizeof(uint), out var value))
{
return;
}
if (registerOffset != 0)
{
destination[registerOffset] = value;
}
}
}
private static void TryTranslateGuestDraw(
CpuContext ctx,
SubmittedDcbState state,
uint vertexCount,
ref GuestDrawKind drawKind)
{
if (drawKind != GuestDrawKind.None ||
vertexCount != 3 ||
!TryGetShaderAddress(state.ShRegisters, SpiShaderPgmLoEs, SpiShaderPgmHiEs, out var exportShaderAddress) ||
!TryGetShaderAddress(state.ShRegisters, SpiShaderPgmLoPs, SpiShaderPgmHiPs, out var pixelShaderAddress) ||
!state.CxRegisters.TryGetValue(SpiPsInputEna, out var psInputEna) ||
!state.CxRegisters.TryGetValue(SpiPsInputAddr, out var psInputAddr) ||
!Gen5ShaderTranslator.TryTranslate(
ctx,
exportShaderAddress,
pixelShaderAddress,
psInputEna,
psInputAddr,
out drawKind))
{
return;
}
lock (_submitTraceGate)
{
if (_tracedShaderTranslations.Add((exportShaderAddress, pixelShaderAddress, drawKind)))
{
TraceAgc(
$"agc.shader_translated kind={drawKind} es=0x{exportShaderAddress:X16} " +
$"ps=0x{pixelShaderAddress:X16} vertices={vertexCount}");
}
}
}
private static bool TryGetShaderAddress(
IReadOnlyDictionary<uint, uint> registers,
uint loRegister,
uint hiRegister,
out ulong address)
{
address = 0;
if (!registers.TryGetValue(loRegister, out var lo) ||
!registers.TryGetValue(hiRegister, out var hi))
{
return false;
}
address = ((ulong)hi << 40) | ((ulong)lo << 8);
return address != 0;
}
private static bool TryReadTextureDescriptor(
CpuContext ctx,
ulong packetAddress,
uint packetLength,
out TextureDescriptor descriptor)
{
descriptor = default;
if (packetLength < 10 ||
!TryReadUInt32(ctx, packetAddress + 4, out var startRegister))
{
return false;
}
var valueCount = packetLength - 2;
if (startRegister > PsTextureUserDataRegister ||
startRegister + valueCount < PsTextureUserDataRegister + 8)
{
return false;
}
var descriptorAddress =
packetAddress +
8 +
((ulong)(PsTextureUserDataRegister - startRegister) * sizeof(uint));
Span<uint> fields = stackalloc uint[4];
for (var i = 0; i < fields.Length; i++)
{
if (!TryReadUInt32(ctx, descriptorAddress + ((ulong)i * sizeof(uint)), out fields[i]))
{
return false;
}
}
var address = ((((ulong)fields[1] << 32) | fields[0]) & 0xFF_FFFF_FFFFUL) << 8;
var width = (((fields[1] >> 30) & 0x3u) | ((fields[2] & 0xFFFu) << 2)) + 1;
var height = ((fields[2] >> 14) & 0x3FFFu) + 1;
var format = (fields[1] >> 20) & 0x1FFu;
var tileMode = (fields[3] >> 20) & 0x1Fu;
var type = (fields[3] >> 28) & 0xFu;
if (address == 0 || width == 0 || height == 0)
{
return false;
}
descriptor = new TextureDescriptor(address, width, height, format, tileMode, type);
return true;
}
private static bool TrySoftwarePresent(
CpuContext ctx,
TextureDescriptor source,
int videoOutHandle,
int displayBufferIndex)
{
if (source.Format != Gen5TextureFormatR8G8B8A8Unorm ||
source.TileMode != 0 ||
source.Type != Gen5TextureType2D ||
source.Width > 8192 ||
source.Height > 8192 ||
!VideoOutExports.TryGetDisplayBufferInfo(videoOutHandle, displayBufferIndex, out var destination) ||
destination.Address == 0 ||
destination.Width == 0 ||
destination.Height == 0 ||
destination.Width > 8192 ||
destination.Height > 8192 ||
destination.TilingMode != 0 ||
destination.PixelFormat is not (VideoOutPixelFormatA8R8G8B8Srgb or VideoOutPixelFormatA8B8G8R8Srgb))
{
return false;
}
var sourceByteCount = checked((ulong)source.Width * source.Height * 4);
if (sourceByteCount > 256UL * 1024UL * 1024UL)
{
return false;
}
var sourceBytes = new byte[(int)sourceByteCount];
if (!ctx.Memory.TryRead(source.Address, sourceBytes))
{
return false;
}
var fingerprint = ComputeFingerprint(sourceBytes);
var fingerprintKey = (source.Address, destination.Address);
lock (_softwarePresenterGate)
{
if (_softwarePresenterFingerprints.TryGetValue(fingerprintKey, out var previousFingerprint) &&
previousFingerprint == fingerprint)
{
return true;
}
}
var destinationPitch = destination.PitchInPixel == 0
? destination.Width
: destination.PitchInPixel;
if (destinationPitch < destination.Width)
{
return false;
}
var destinationRow = new byte[checked((int)destinationPitch * 4)];
var rgbaDestination = destination.PixelFormat == VideoOutPixelFormatA8B8G8R8Srgb;
for (uint y = 0; y < destination.Height; y++)
{
var sourceY = (uint)(((ulong)y * source.Height) / destination.Height);
for (uint x = 0; x < destination.Width; x++)
{
var sourceX = (uint)(((ulong)x * source.Width) / destination.Width);
var sourceOffset = checked((int)(((ulong)sourceY * source.Width + sourceX) * 4));
var destinationOffset = checked((int)x * 4);
if (rgbaDestination)
{
destinationRow[destinationOffset + 0] = sourceBytes[sourceOffset + 0];
destinationRow[destinationOffset + 1] = sourceBytes[sourceOffset + 1];
destinationRow[destinationOffset + 2] = sourceBytes[sourceOffset + 2];
}
else
{
destinationRow[destinationOffset + 0] = sourceBytes[sourceOffset + 2];
destinationRow[destinationOffset + 1] = sourceBytes[sourceOffset + 1];
destinationRow[destinationOffset + 2] = sourceBytes[sourceOffset + 0];
}
destinationRow[destinationOffset + 3] = sourceBytes[sourceOffset + 3];
}
var destinationAddress = destination.Address + ((ulong)y * destinationPitch * 4);
if (!ctx.Memory.TryWrite(destinationAddress, destinationRow))
{
return false;
}
}
lock (_softwarePresenterGate)
{
_softwarePresenterFingerprints[fingerprintKey] = fingerprint;
}
VideoOutExports.SubmitHostRgbaFrame(sourceBytes, source.Width, source.Height);
TraceAgc(
$"agc.software_presenter src=0x{source.Address:X16} {source.Width}x{source.Height} fmt={source.Format} " +
$"dst=0x{destination.Address:X16} {destination.Width}x{destination.Height} fingerprint=0x{fingerprint:X16}");
return true;
}
private static ulong ComputeFingerprint(ReadOnlySpan<byte> bytes)
{
const ulong fnvOffsetBasis = 14695981039346656037UL;
const ulong fnvPrime = 1099511628211UL;
var fingerprint = fnvOffsetBasis;
foreach (var value in bytes)
{
fingerprint = (fingerprint ^ value) * fnvPrime;
}
return fingerprint;
}
private static void TraceSubmittedPacket(
CpuContext ctx,
ulong packetAddress,
uint dwordOffset,
uint header,
uint length,
uint op,
uint register)
{
TraceAgc(
$"agc.dcb.packet dw={dwordOffset} addr=0x{packetAddress:X16} header=0x{header:X8} len={length} op=0x{op:X2} reg=0x{register:X2}");
var payloadCount = Math.Min(length - 1, 32u);
for (uint i = 0; i < payloadCount; i++)
{
if (!TryReadUInt32(ctx, packetAddress + ((ulong)(i + 1) * sizeof(uint)), out var value))
{
return;
}
TraceAgc($"agc.dcb.payload dw={dwordOffset + i + 1} value=0x{value:X8}");
}
if (op != ItNop ||
register is not (RCxRegsIndirect or RShRegsIndirect or RUcRegsIndirect) ||
length < 4 ||
!TryReadUInt32(ctx, packetAddress + 4, out var registerCount) ||
!TryReadUInt64(ctx, packetAddress + 8, out var registersAddress))
{
return;
}
var registerSpace = register == RCxRegsIndirect ? "cx" : register == RShRegsIndirect ? "sh" : "uc";
var tracedCount = Math.Min(registerCount, 256u);
TraceAgc($"agc.dcb.indirect space={registerSpace} regs=0x{registersAddress:X16} count={registerCount}");
for (uint i = 0; i < tracedCount; i++)
{
var entryAddress = registersAddress + ((ulong)i * 8);
if (!TryReadUInt32(ctx, entryAddress, out var registerOffset) ||
!TryReadUInt32(ctx, entryAddress + 4, out var value))
{
TraceAgc($"agc.dcb.indirect_read_failed space={registerSpace} index={i} addr=0x{entryAddress:X16}");
return;
}
TraceAgc($"agc.dcb.reg space={registerSpace} index={i} offset=0x{registerOffset:X4} value=0x{value:X8}");
}
if (tracedCount != registerCount)
{
TraceAgc($"agc.dcb.indirect_truncated space={registerSpace} traced={tracedCount} total={registerCount}");
}
}
private static bool PatchShaderProgramRegisters(CpuContext ctx, ulong headerAddress, ulong codeAddress)
{
if (!TryReadUInt64(ctx, headerAddress + ShaderShRegistersOffset, out var shRegistersAddress) ||
!TryReadByte(ctx, headerAddress + ShaderTypeOffset, out var shaderType) ||
!TryReadByte(ctx, headerAddress + ShaderNumShRegistersOffset, out var registerCount))
{
return false;
}
if (shRegistersAddress == 0 || registerCount < 2)
{
return false;
}
if (!TryReadUInt32(ctx, shRegistersAddress, out var loRegister) ||
!TryReadUInt32(ctx, shRegistersAddress + 8, out var hiRegister))
{
return false;
}
var expectedLo = shaderType switch
{
0 => ComputePgmLo,
1 => SpiShaderPgmLoPs,
2 or 6 => SpiShaderPgmLoEs,
7 => SpiShaderPgmLoLs,
_ => 0u,
};
var expectedHi = shaderType switch
{
0 => ComputePgmHi,
1 => SpiShaderPgmHiPs,
2 or 6 => SpiShaderPgmHiEs,
7 => SpiShaderPgmHiLs,
_ => 0u,
};
if (expectedLo == 0 || loRegister != expectedLo || hiRegister != expectedHi)
{
TraceCreateShader(0, headerAddress, codeAddress, $"unexpected-registers type={shaderType} lo=0x{loRegister:X8} hi=0x{hiRegister:X8}");
return false;
}
var loValue = (uint)((codeAddress >> 8) & 0xFFFF_FFFFUL);
var hiValue = (uint)((codeAddress >> 40) & 0xFFUL);
return TryWriteUInt32(ctx, shRegistersAddress + sizeof(uint), loValue) &&
TryWriteUInt32(ctx, shRegistersAddress + 8 + sizeof(uint), hiValue);
}
private static bool IsEsGeometryShaderType(byte shaderType) =>
shaderType is 2 or 6;
private static int SetIndirectPatchAddress(CpuContext ctx, string registerSpace)
{
var commandAddress = ctx[CpuRegister.Rdi];
var registersAddress = ctx[CpuRegister.Rsi];
if (commandAddress == 0 || registersAddress == 0)
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT);
}
if (!TryWriteUInt32(ctx, commandAddress + 8, (uint)(registersAddress & 0xFFFF_FFFFUL)) ||
!TryWriteUInt32(ctx, commandAddress + 12, (uint)(registersAddress >> 32)))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
TraceAgc($"agc.patch_{registerSpace}_addr cmd=0x{commandAddress:X16} regs=0x{registersAddress:X16}");
ctx[CpuRegister.Rax] = 0;
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
}
private static int AddIndirectPatchRegisters(CpuContext ctx, string registerSpace)
{
var commandAddress = ctx[CpuRegister.Rdi];
var registerCount = (uint)ctx[CpuRegister.Rsi];
if (commandAddress == 0)
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT);
}
if (!TryReadUInt32(ctx, commandAddress + 4, out var currentCount) ||
!TryWriteUInt32(ctx, commandAddress + 4, currentCount + registerCount))
{
return SetReturn(ctx, OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
}
TraceAgc($"agc.patch_{registerSpace}_add cmd=0x{commandAddress:X16} add={registerCount} total={currentCount + registerCount}");
ctx[CpuRegister.Rax] = 0;
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
}
private static int DcbSetRegistersIndirect(CpuContext ctx, uint packetRegister, string registerSpace)
{
var commandBufferAddress = ctx[CpuRegister.Rdi];
var registersAddress = ctx[CpuRegister.Rsi];
var registerCount = (uint)ctx[CpuRegister.Rdx];
if (commandBufferAddress == 0)
{
return ReturnPointer(ctx, 0);
}
if (!TryAllocateCommandDwords(ctx, commandBufferAddress, 4, out var commandAddress) ||
!TryWriteUInt32(ctx, commandAddress, Pm4(4, ItNop, packetRegister)) ||
!TryWriteUInt32(ctx, commandAddress + 4, registerCount) ||
!TryWriteUInt32(ctx, commandAddress + 8, (uint)(registersAddress & 0xFFFF_FFFFUL)) ||
!TryWriteUInt32(ctx, commandAddress + 12, (uint)(registersAddress >> 32)))
{
return ReturnPointer(ctx, 0);
}
TraceAgc($"agc.dcb_set_{registerSpace}_indirect buf=0x{commandBufferAddress:X16} cmd=0x{commandAddress:X16} regs=0x{registersAddress:X16} count={registerCount}");
return ReturnPointer(ctx, commandAddress);
}
private static bool TryAllocateCommandDwords(CpuContext ctx, ulong commandBufferAddress, uint sizeDwords, out ulong commandAddress)
{
commandAddress = 0;
if (sizeDwords == 0 ||
!TryReadUInt64(ctx, commandBufferAddress + CommandBufferCursorUpOffset, out var cursorUp) ||
!TryReadUInt64(ctx, commandBufferAddress + CommandBufferCursorDownOffset, out var cursorDown) ||
!TryReadUInt64(ctx, commandBufferAddress + CommandBufferCallbackOffset, out var callback) ||
!TryReadUInt32(ctx, commandBufferAddress + CommandBufferReservedDwOffset, out var reservedDwords))
{
return false;
}
var availableDwords = cursorDown >= cursorUp
? Math.Min((cursorDown - cursorUp) / sizeof(uint), uint.MaxValue)
: 0;
var remainingDwords = (uint)Math.Max(availableDwords, reservedDwords) - reservedDwords;
if (sizeDwords > remainingDwords)
{
TraceAgc($"agc.cmd_alloc_full buf=0x{commandBufferAddress:X16} need={sizeDwords} remaining={remainingDwords} callback=0x{callback:X16}");
return false;
}
var nextCursor = cursorUp + ((ulong)sizeDwords * sizeof(uint));
if (!ctx.TryWriteUInt64(commandBufferAddress + CommandBufferCursorUpOffset, nextCursor))
{
return false;
}
commandAddress = cursorUp;
return true;
}
private static bool CopyShaderRegister(CpuContext ctx, ulong sourceAddress, ulong destinationAddress)
{
if (!TryReadUInt32(ctx, sourceAddress, out var offset) ||
!TryReadUInt32(ctx, sourceAddress + sizeof(uint), out var value))
{
return false;
}
return TryWriteUInt32(ctx, destinationAddress, offset) &&
TryWriteUInt32(ctx, destinationAddress + sizeof(uint), value);
}
private static bool RelocatePointerField(CpuContext ctx, ulong fieldAddress)
{
if (!TryReadUInt64(ctx, fieldAddress, out var relativeAddress))
{
return false;
}
if (relativeAddress == 0)
{
return true;
}
return ctx.TryWriteUInt64(fieldAddress, fieldAddress + relativeAddress);
}
private static int ReturnRegisterDefaults(CpuContext ctx, bool internalDefaults)
{
var version = (uint)ctx[CpuRegister.Rdi];
if (!IsSupportedRegisterDefaultsVersion(version))
{
return ReturnPointer(ctx, 0);
}
if (!TryGetRegisterDefaultsAllocation(ctx, out var allocation))
{
return ReturnPointer(ctx, 0);
}
var address = internalDefaults ? allocation.Internal : allocation.Primary;
TraceAgc($"agc.get_register_defaults internal={internalDefaults} version={version} address=0x{address:X16}");
return ReturnPointer(ctx, address);
}
private static bool IsSupportedRegisterDefaultsVersion(uint version)
{
return version is RegisterDefaultsVersion7 or RegisterDefaultsVersion8;
}
private static bool TryGetRegisterDefaultsAllocation(
CpuContext ctx,
out RegisterDefaultsAllocation allocation)
{
lock (_registerDefaultsGate)
{
if (_registerDefaultsAllocations.TryGetValue(ctx.Memory, out allocation!))
{
return true;
}
if (!TryBuildRegisterDefaults(
ctx,
PrimaryRegisterDefaults,
cxTableLength: 78,
shTableLength: 29,
ucTableLength: 20,
out var primaryAddress) ||
!TryBuildRegisterDefaults(
ctx,
InternalRegisterDefaults,
cxTableLength: 4,
shTableLength: 15,
ucTableLength: 3,
out var internalAddress))
{
allocation = null!;
return false;
}
allocation = new RegisterDefaultsAllocation(primaryAddress, internalAddress);
_registerDefaultsAllocations.Add(ctx.Memory, allocation);
return true;
}
}
private static bool TryBuildRegisterDefaults(
CpuContext ctx,
RegisterDefaultGroup[] groups,
int cxTableLength,
int shTableLength,
int ucTableLength,
out ulong address)
{
var cxTableOffset = AlignUp(RegisterDefaultsSize, sizeof(ulong));
var shTableOffset = cxTableOffset + (cxTableLength * sizeof(ulong));
var ucTableOffset = shTableOffset + (shTableLength * sizeof(ulong));
var typesOffset = AlignUp(ucTableOffset + (ucTableLength * sizeof(ulong)), sizeof(uint));
var registerBlocksOffset = AlignUp(typesOffset + (groups.Length * 3 * sizeof(uint)), sizeof(ulong));
var blobLength = registerBlocksOffset + (groups.Length * RegisterDefaultBlockSize);
if (!KernelMemoryCompatExports.TryAllocateHleData(ctx, (ulong)blobLength, 0x1000, out address))
{
return false;
}
var blob = new byte[blobLength];
WriteBlobUInt64(blob, 0x00, address + (ulong)cxTableOffset);
WriteBlobUInt64(blob, 0x08, address + (ulong)shTableOffset);
WriteBlobUInt64(blob, 0x10, address + (ulong)ucTableOffset);
WriteBlobUInt64(blob, 0x30, address + (ulong)typesOffset);
WriteBlobUInt32(blob, 0x38, (uint)groups.Length);
for (var groupIndex = 0; groupIndex < groups.Length; groupIndex++)
{
var group = groups[groupIndex];
if (group.Registers.Length > 16)
{
return false;
}
var tableOffset = group.Space switch
{
0 => cxTableOffset,
1 => shTableOffset,
2 => ucTableOffset,
_ => -1,
};
var tableLength = group.Space switch
{
0 => cxTableLength,
1 => shTableLength,
2 => ucTableLength,
_ => 0,
};
if (tableOffset < 0 || group.Index >= tableLength)
{
return false;
}
var registerBlockOffset = registerBlocksOffset + (groupIndex * RegisterDefaultBlockSize);
WriteBlobUInt64(
blob,
tableOffset + ((int)group.Index * sizeof(ulong)),
address + (ulong)registerBlockOffset);
var typeEntryOffset = typesOffset + (groupIndex * 3 * sizeof(uint));
WriteBlobUInt32(blob, typeEntryOffset, group.Type);
WriteBlobUInt32(blob, typeEntryOffset + sizeof(uint), (group.Index * 4) + group.Space);
for (var registerIndex = 0; registerIndex < group.Registers.Length; registerIndex++)
{
var register = group.Registers[registerIndex];
var registerOffset = registerBlockOffset + (registerIndex * 2 * sizeof(uint));
WriteBlobUInt32(blob, registerOffset, register.Offset);
WriteBlobUInt32(blob, registerOffset + sizeof(uint), register.Value);
}
}
return ctx.Memory.TryWrite(address, blob);
}
private static int AlignUp(int value, int alignment) =>
(value + alignment - 1) & -alignment;
private static void WriteBlobUInt32(Span<byte> blob, int offset, uint value) =>
BinaryPrimitives.WriteUInt32LittleEndian(blob[offset..], value);
private static void WriteBlobUInt64(Span<byte> blob, int offset, ulong value) =>
BinaryPrimitives.WriteUInt64LittleEndian(blob[offset..], value);
private static int ReturnPointer(CpuContext ctx, ulong pointer)
{
ctx[CpuRegister.Rax] = pointer;
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
}
private static int SetReturn(CpuContext ctx, OrbisGen2Result result)
{
ctx[CpuRegister.Rax] = unchecked((ulong)(int)result);
return (int)result;
}
private static uint Pm4(uint lengthDwords, uint op, uint register) =>
0xC0000000u |
((((ushort)lengthDwords - 2u) & 0x3FFFu) << 16) |
((op & 0xFFu) << 8) |
((register & 0x3Fu) << 2);
private static uint Pm4Length(uint header) =>
((header >> 16) & 0x3FFFu) + 2u;
private static bool TryReadByte(CpuContext ctx, ulong address, out byte value)
{
Span<byte> buffer = stackalloc byte[1];
if (!ctx.Memory.TryRead(address, buffer))
{
value = 0;
return false;
}
value = buffer[0];
return true;
}
private static bool TryReadUInt32(CpuContext ctx, ulong address, out uint value)
{
Span<byte> buffer = stackalloc byte[sizeof(uint)];
if (!ctx.Memory.TryRead(address, buffer))
{
value = 0;
return false;
}
value = BinaryPrimitives.ReadUInt32LittleEndian(buffer);
return true;
}
private static bool TryWriteUInt32(CpuContext ctx, ulong address, uint value)
{
Span<byte> buffer = stackalloc byte[sizeof(uint)];
BinaryPrimitives.WriteUInt32LittleEndian(buffer, value);
return ctx.Memory.TryWrite(address, buffer);
}
private static bool TryReadUInt64(CpuContext ctx, ulong address, out ulong value)
{
Span<byte> buffer = stackalloc byte[sizeof(ulong)];
if (!ctx.Memory.TryRead(address, buffer))
{
value = 0;
return false;
}
value = BinaryPrimitives.ReadUInt64LittleEndian(buffer);
return true;
}
private static void TraceAgc(string message)
{
if (!string.Equals(Environment.GetEnvironmentVariable("SHARPEMU_LOG_AGC"), "1", StringComparison.Ordinal))
{
return;
}
Console.Error.WriteLine($"[LOADER][TRACE] {message}");
}
private static void TraceCreateShader(ulong destinationAddress, ulong headerAddress, ulong codeAddress, string detail)
{
if (!string.Equals(Environment.GetEnvironmentVariable("SHARPEMU_LOG_AGC"), "1", StringComparison.Ordinal))
{
return;
}
Console.Error.WriteLine(
$"[LOADER][TRACE] agc.create_shader dst=0x{destinationAddress:X16} header=0x{headerAddress:X16} code=0x{codeAddress:X16} {detail}");
}
}
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