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Diffstat (limited to '')
-rw-r--r-- | src/core/hle/service/glue/time/alarm_worker.cpp | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/core/hle/service/glue/time/alarm_worker.cpp b/src/core/hle/service/glue/time/alarm_worker.cpp new file mode 100644 index 000000000..f549ed00a --- /dev/null +++ b/src/core/hle/service/glue/time/alarm_worker.cpp @@ -0,0 +1,82 @@ +// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#include "core/core.h" +#include "core/core_timing.h" +#include "core/hle/kernel/svc.h" +#include "core/hle/service/glue/time/alarm_worker.h" +#include "core/hle/service/psc/time/service_manager.h" +#include "core/hle/service/sm/sm.h" + +namespace Service::Glue::Time { + +AlarmWorker::AlarmWorker(Core::System& system, StandardSteadyClockResource& steady_clock_resource) + : m_system{system}, m_ctx{system, "Glue:AlarmWorker"}, m_steady_clock_resource{ + steady_clock_resource} {} + +AlarmWorker::~AlarmWorker() { + m_system.CoreTiming().UnscheduleEvent(m_timer_timing_event); + + m_ctx.CloseEvent(m_timer_event); +} + +void AlarmWorker::Initialize(std::shared_ptr<Service::PSC::Time::ServiceManager> time_m) { + m_time_m = std::move(time_m); + + m_timer_event = m_ctx.CreateEvent("Glue:AlarmWorker:TimerEvent"); + m_timer_timing_event = Core::Timing::CreateEvent( + "Glue:AlarmWorker::AlarmTimer", + [this](s64 time, + std::chrono::nanoseconds ns_late) -> std::optional<std::chrono::nanoseconds> { + m_timer_event->Signal(); + return std::nullopt; + }); + + AttachToClosestAlarmEvent(); +} + +bool AlarmWorker::GetClosestAlarmInfo(Service::PSC::Time::AlarmInfo& out_alarm_info, + s64& out_time) { + bool is_valid{}; + Service::PSC::Time::AlarmInfo alarm_info{}; + s64 closest_time{}; + + auto res = m_time_m->GetClosestAlarmInfo(is_valid, alarm_info, closest_time); + ASSERT(res == ResultSuccess); + + if (is_valid) { + out_alarm_info = alarm_info; + out_time = closest_time; + } + + return is_valid; +} + +void AlarmWorker::OnPowerStateChanged() { + Service::PSC::Time::AlarmInfo closest_alarm_info{}; + s64 closest_time{}; + if (!GetClosestAlarmInfo(closest_alarm_info, closest_time)) { + m_system.CoreTiming().UnscheduleEvent(m_timer_timing_event); + m_timer_event->Clear(); + return; + } + + if (closest_alarm_info.alert_time <= closest_time) { + m_time_m->CheckAndSignalAlarms(); + } else { + auto next_time{closest_alarm_info.alert_time - closest_time}; + + m_system.CoreTiming().UnscheduleEvent(m_timer_timing_event); + m_timer_event->Clear(); + + m_system.CoreTiming().ScheduleEvent(std::chrono::nanoseconds(next_time), + m_timer_timing_event); + } +} + +Result AlarmWorker::AttachToClosestAlarmEvent() { + m_time_m->GetClosestAlarmUpdatedEvent(&m_event); + R_SUCCEED(); +} + +} // namespace Service::Glue::Time |