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GPU: Process command mode 5 (IncreaseOnce) differently from other commands.

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Accumulate all arguments before calling the desired method.

Note: Maybe we should do the same for the NonIncreasing mode?
This commit is contained in:
Subv
2018-03-16 20:32:44 -05:00
parent cde9386e0f
commit 29feece4b8
9 changed files with 97 additions and 8 deletions
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43
src/video_core/command_processor.cpp
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@ -64,6 +64,35 @@ void GPU::WriteReg(u32 method, u32 subchannel, u32 value) {
}
}
void GPU::CallMethod(u32 method, u32 subchannel, const std::vector<u32>& parameters) {
LOG_WARNING(HW_GPU, "Processing method %08X on subchannel %u num params %zu", method,
subchannel, parameters.size());
if (method < static_cast<u32>(BufferMethods::CountBufferMethods)) {
// TODO(Subv): Research and implement these methods.
LOG_ERROR(HW_GPU, "Special buffer methods other than Bind are not implemented");
return;
}
ASSERT(bound_engines.find(subchannel) != bound_engines.end());
const EngineID engine = bound_engines[subchannel];
switch (engine) {
case EngineID::FERMI_TWOD_A:
fermi_2d->CallMethod(method, parameters);
break;
case EngineID::MAXWELL_B:
maxwell_3d->CallMethod(method, parameters);
break;
case EngineID::MAXWELL_COMPUTE_B:
maxwell_compute->CallMethod(method, parameters);
break;
default:
UNIMPLEMENTED();
}
}
void GPU::ProcessCommandList(GPUVAddr address, u32 size) {
// TODO(Subv): PhysicalToVirtualAddress is a misnomer, it converts a GPU VAddr into an
// application VAddr.
@ -96,13 +125,17 @@ void GPU::ProcessCommandList(GPUVAddr address, u32 size) {
ASSERT(header.arg_count.Value() >= 1);
// Use the original method for the first argument and then the next method for all other
// arguments.
WriteReg(header.method, header.subchannel, Memory::Read32(current_addr));
current_addr += sizeof(u32);
// Use the same method value for all arguments.
for (unsigned i = 1; i < header.arg_count; ++i) {
WriteReg(header.method + 1, header.subchannel, Memory::Read32(current_addr));
// Process this command as a method call instead of a register write. Gather
// all the parameters first and then pass them at once to the CallMethod function.
std::vector<u32> parameters(header.arg_count);
for (unsigned i = 0; i < header.arg_count; ++i) {
parameters[i] = Memory::Read32(current_addr);
current_addr += sizeof(u32);
}
CallMethod(header.method, header.subchannel, parameters);
break;
}
case SubmissionMode::Inline: {