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@ -33,42 +33,77 @@ void NVDRV::Open(Kernel::HLERequestContext& ctx) {
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rb.Push<u32>(0);
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}
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void NVDRV::Ioctl(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NVDRV, "called");
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void NVDRV::IoctlBase(Kernel::HLERequestContext& ctx, IoctlVersion version) {
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IPC::RequestParser rp{ctx};
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u32 fd = rp.Pop<u32>();
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u32 command = rp.Pop<u32>();
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std::vector<u8> output(ctx.GetWriteBufferSize());
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/// Ioctl 3 has 2 outputs, first in the input params, second is the result
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std::vector<u8> output(ctx.GetWriteBufferSize(0));
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std::vector<u8> output2;
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if (version == IoctlVersion::Version3) {
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output2.resize((ctx.GetWriteBufferSize(1)));
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}
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/// Ioctl2 has 2 inputs. It's used to pass data directly instead of providing a pointer.
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/// KickOfPB uses this
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auto input = ctx.ReadBuffer(0);
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std::vector<u8> input2;
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if (version == IoctlVersion::Version2) {
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input2 = ctx.ReadBuffer(1);
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}
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IoctlCtrl ctrl{};
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u32 result = nvdrv->Ioctl(fd, command, ctx.ReadBuffer(), output, ctrl);
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u32 result = nvdrv->Ioctl(fd, command, input, input2, output, output2, ctrl, version);
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if (ctrl.must_delay) {
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ctrl.fresh_call = false;
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ctx.SleepClientThread(
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"NVServices::DelayedResponse", ctrl.timeout,
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[=](Kernel::SharedPtr<Kernel::Thread> thread, Kernel::HLERequestContext& ctx,
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Kernel::ThreadWakeupReason reason) {
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IoctlCtrl ctrl2{ctrl};
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std::vector<u8> output2 = output;
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u32 result = nvdrv->Ioctl(fd, command, ctx.ReadBuffer(), output2, ctrl2);
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ctx.WriteBuffer(output2);
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.Push(result);
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},
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nvdrv->GetEventWriteable(ctrl.event_id));
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ctx.SleepClientThread("NVServices::DelayedResponse", ctrl.timeout,
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[=](Kernel::SharedPtr<Kernel::Thread> thread,
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Kernel::HLERequestContext& ctx,
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Kernel::ThreadWakeupReason reason) {
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IoctlCtrl ctrl2{ctrl};
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std::vector<u8> tmp_output = output;
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std::vector<u8> tmp_output2 = output2;
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u32 result = nvdrv->Ioctl(fd, command, input, input2, tmp_output,
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tmp_output2, ctrl2, version);
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ctx.WriteBuffer(tmp_output, 0);
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if (version == IoctlVersion::Version3) {
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ctx.WriteBuffer(tmp_output2, 1);
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}
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.Push(result);
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},
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nvdrv->GetEventWriteable(ctrl.event_id));
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} else {
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ctx.WriteBuffer(output);
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if (version == IoctlVersion::Version3) {
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ctx.WriteBuffer(output2, 1);
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}
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}
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.Push(result);
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}
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void NVDRV::Ioctl(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NVDRV, "called");
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IoctlBase(ctx, IoctlVersion::Version1);
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}
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void NVDRV::Ioctl2(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NVDRV, "called");
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IoctlBase(ctx, IoctlVersion::Version2);
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}
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void NVDRV::Ioctl3(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NVDRV, "called");
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IoctlBase(ctx, IoctlVersion::Version3);
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}
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void NVDRV::Close(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NVDRV, "called");
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@ -154,8 +189,8 @@ NVDRV::NVDRV(std::shared_ptr<Module> nvdrv, const char* name)
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{8, &NVDRV::SetClientPID, "SetClientPID"},
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{9, &NVDRV::DumpGraphicsMemoryInfo, "DumpGraphicsMemoryInfo"},
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{10, nullptr, "InitializeDevtools"},
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{11, &NVDRV::Ioctl, "Ioctl2"},
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{12, nullptr, "Ioctl3"},
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{11, &NVDRV::Ioctl2, "Ioctl2"},
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{12, &NVDRV::Ioctl3, "Ioctl3"},
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{13, &NVDRV::FinishInitialize, "FinishInitialize"},
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};
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RegisterHandlers(functions);
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Fernando Sahmkow
GitHub