Mirrors/yuzu
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

svc: Implement svcGetInfo command 0xF0000002

Browse source 
This retrieves:

if (curr_thread == handle_thread) {
   result = total_thread_ticks + (hardware_tick_count - last_context_switch_ticks);
} else if (curr_thread == handle_thread && sub_id == current_core_index) {
   result = hardware_tick_count - last_context_switch_ticks;
}
This commit is contained in:
Lioncash 2018-10-25 18:42:50 -04:00
parent d278f25bda
commit 6594853eb1
6 changed files with 98 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

30
src/core/hle/kernel/svc.cpp
View file

@ -529,6 +529,36 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
"(STUBBED) Attempted to query user exception context address, returned 0");
*result = 0;
break;
case GetInfoType::ThreadTickCount: {
constexpr u64 num_cpus = 4;
if (info_sub_id != 0xFFFFFFFFFFFFFFFF && info_sub_id >= num_cpus) {
return ERR_INVALID_COMBINATION_KERNEL;
}
const auto thread =
current_process->GetHandleTable().Get<Thread>(static_cast<Handle>(handle));
if (!thread) {
return ERR_INVALID_HANDLE;
}
auto& system = Core::System::GetInstance();
const auto& scheduler = system.CurrentScheduler();
const auto* const current_thread = scheduler.GetCurrentThread();
const bool same_thread = current_thread == thread;
const u64 prev_ctx_ticks = scheduler.GetLastContextSwitchTicks();
u64 out_ticks = 0;
if (same_thread && info_sub_id == 0xFFFFFFFFFFFFFFFF) {
const u64 thread_ticks = current_thread->GetTotalCPUTimeTicks();
out_ticks = thread_ticks + (CoreTiming::GetTicks() - prev_ctx_ticks);
} else if (same_thread && info_sub_id == system.CurrentCoreIndex()) {
out_ticks = CoreTiming::GetTicks() - prev_ctx_ticks;
}
*result = out_ticks;
break;
}
default:
UNIMPLEMENTED();
}