Gpu: Mark areas as protected.

This commit is contained in:
Fernando Sahmkow 2019-06-07 22:13:40 -04:00 committed by FernandoS27
parent a45643cb3b
commit eef55f493b
3 changed files with 19 additions and 0 deletions

View file

@ -60,10 +60,12 @@ u32 nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>&
}
auto& gpu = Core::System::GetInstance().GPU();
gpu.Guard(true);
u32 current_syncpoint_value = gpu.GetSyncpointValue(params.syncpt_id);
if (current_syncpoint_value >= params.threshold) {
params.value = current_syncpoint_value;
std::memcpy(output.data(), &params, sizeof(params));
gpu.Guard(false);
return NvResult::Success;
}
@ -73,6 +75,7 @@ u32 nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>&
if (params.timeout == 0) {
std::memcpy(output.data(), &params, sizeof(params));
gpu.Guard(false);
return NvResult::Timeout;
}
@ -81,6 +84,7 @@ u32 nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>&
event_id = params.value & 0x00FF;
if (event_id >= 64) {
std::memcpy(output.data(), &params, sizeof(params));
gpu.Guard(false);
return NvResult::BadParameter;
}
} else {
@ -100,9 +104,11 @@ u32 nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>&
params.value |= event_id;
gpu.RegisterEvent(event_id, params.syncpt_id, params.threshold);
std::memcpy(output.data(), &params, sizeof(params));
gpu.Guard(false);
return NvResult::Timeout;
}
std::memcpy(output.data(), &params, sizeof(params));
gpu.Guard(false);
return NvResult::BadParameter;
}