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https://github.com/RGBCube/serenity
synced 2025-07-27 12:27:35 +00:00
AK: Rename Time to Duration
That's what this class really is; in fact that's what the first line of the comment says it is. This commit does not rename the main files, since those will contain other time-related classes in a little bit.
This commit is contained in:
kleines Filmröllchen
Jelle Raaijmakers
parent
82ddc813d5
commit
213025f210
140 changed files with 634 additions and 628 deletions
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@ -77,7 +77,7 @@ ErrorOr<void> TimeManagement::validate_clock_id(clockid_t clock_id)
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};
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}
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Time TimeManagement::current_time(clockid_t clock_id) const
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Duration TimeManagement::current_time(clockid_t clock_id) const
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{
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switch (clock_id) {
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case CLOCK_MONOTONIC:
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@ -101,15 +101,15 @@ bool TimeManagement::is_system_timer(HardwareTimerBase const& timer) const
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return &timer == m_system_timer.ptr();
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}
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void TimeManagement::set_epoch_time(Time ts)
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void TimeManagement::set_epoch_time(Duration ts)
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{
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InterruptDisabler disabler;
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// FIXME: Should use AK::Time internally
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// FIXME: Should use AK::Duration internally
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m_epoch_time = ts.to_timespec();
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m_remaining_epoch_time_adjustment = { 0, 0 };
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}
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Time TimeManagement::monotonic_time(TimePrecision precision) const
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Duration TimeManagement::monotonic_time(TimePrecision precision) const
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{
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// This is the time when last updated by an interrupt.
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u64 seconds;
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@ -144,10 +144,10 @@ Time TimeManagement::monotonic_time(TimePrecision precision) const
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VERIFY(ticks < m_time_ticks_per_second);
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u64 ns = ((u64)ticks * 1000000000ull) / m_time_ticks_per_second;
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VERIFY(ns < 1000000000ull);
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return Time::from_timespec({ (i64)seconds, (i32)ns });
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return Duration::from_timespec({ (i64)seconds, (i32)ns });
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}
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Time TimeManagement::epoch_time(TimePrecision) const
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Duration TimeManagement::epoch_time(TimePrecision) const
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{
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// TODO: Take into account precision
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timespec ts;
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@ -156,7 +156,7 @@ Time TimeManagement::epoch_time(TimePrecision) const
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update_iteration = m_update1.load(AK::MemoryOrder::memory_order_acquire);
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ts = m_epoch_time;
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} while (update_iteration != m_update2.load(AK::MemoryOrder::memory_order_acquire));
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return Time::from_timespec(ts);
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return Duration::from_timespec(ts);
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}
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u64 TimeManagement::uptime_ms() const
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@ -186,14 +186,14 @@ UNMAP_AFTER_INIT void TimeManagement::initialize([[maybe_unused]] u32 cpu)
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// would trigger a deadlock trying to get the s_the instance while
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// creating it.
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if (auto* apic_timer = APIC::the().initialize_timers(*s_the->m_system_timer)) {
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dmesgln("Time: Using APIC timer as system timer");
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dmesgln("Duration: Using APIC timer as system timer");
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s_the->set_system_timer(*apic_timer);
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}
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}
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} else {
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VERIFY(s_the.is_initialized());
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if (auto* apic_timer = APIC::the().get_timer()) {
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dmesgln("Time: Enable APIC timer on CPU #{}", cpu);
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dmesgln("Duration: Enable APIC timer on CPU #{}", cpu);
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apic_timer->enable_local_timer();
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}
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}
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@ -226,26 +226,26 @@ time_t TimeManagement::ticks_per_second() const
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return m_time_keeper_timer->ticks_per_second();
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}
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Time TimeManagement::boot_time()
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Duration TimeManagement::boot_time()
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{
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#if ARCH(X86_64)
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return RTC::boot_time();
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#elif ARCH(AARCH64)
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// FIXME: Return correct boot time
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return Time::from_seconds(0);
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return Duration::from_seconds(0);
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#else
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# error Unknown architecture
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#endif
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}
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Time TimeManagement::clock_resolution() const
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Duration TimeManagement::clock_resolution() const
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{
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long nanoseconds_per_tick = 1'000'000'000 / m_time_keeper_timer->ticks_per_second();
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return Time::from_nanoseconds(nanoseconds_per_tick);
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return Duration::from_nanoseconds(nanoseconds_per_tick);
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}
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UNMAP_AFTER_INIT TimeManagement::TimeManagement()
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: m_time_page_region(MM.allocate_kernel_region(PAGE_SIZE, "Time page"sv, Memory::Region::Access::ReadWrite, AllocationStrategy::AllocateNow).release_value_but_fixme_should_propagate_errors())
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: m_time_page_region(MM.allocate_kernel_region(PAGE_SIZE, "Duration page"sv, Memory::Region::Access::ReadWrite, AllocationStrategy::AllocateNow).release_value_but_fixme_should_propagate_errors())
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{
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#if ARCH(X86_64)
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bool probe_non_legacy_hardware_timers = !(kernel_command_line().is_legacy_time_enabled());
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@ -275,7 +275,7 @@ UNMAP_AFTER_INIT TimeManagement::TimeManagement()
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#endif
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}
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Time TimeManagement::now()
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Duration TimeManagement::now()
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{
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return s_the.ptr()->epoch_time();
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}
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@ -283,7 +283,7 @@ Time TimeManagement::now()
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UNMAP_AFTER_INIT Vector<HardwareTimerBase*> TimeManagement::scan_and_initialize_periodic_timers()
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{
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bool should_enable = is_hpet_periodic_mode_allowed();
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dbgln("Time: Scanning for periodic timers");
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dbgln("Duration: Scanning for periodic timers");
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Vector<HardwareTimerBase*> timers;
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for (auto& hardware_timer : m_hardware_timers) {
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if (hardware_timer->is_periodic_capable()) {
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@ -297,7 +297,7 @@ UNMAP_AFTER_INIT Vector<HardwareTimerBase*> TimeManagement::scan_and_initialize_
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UNMAP_AFTER_INIT Vector<HardwareTimerBase*> TimeManagement::scan_for_non_periodic_timers()
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{
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dbgln("Time: Scanning for non-periodic timers");
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dbgln("Duration: Scanning for non-periodic timers");
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Vector<HardwareTimerBase*> timers;
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for (auto& hardware_timer : m_hardware_timers) {
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if (!hardware_timer->is_periodic_capable())
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@ -41,18 +41,18 @@ public:
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static u64 scheduler_current_time();
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static ErrorOr<void> validate_clock_id(clockid_t);
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Time current_time(clockid_t) const;
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Time monotonic_time(TimePrecision = TimePrecision::Coarse) const;
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Time monotonic_time_raw() const
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Duration current_time(clockid_t) const;
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Duration monotonic_time(TimePrecision = TimePrecision::Coarse) const;
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Duration monotonic_time_raw() const
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{
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// TODO: implement
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return monotonic_time(TimePrecision::Precise);
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}
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Time epoch_time(TimePrecision = TimePrecision::Precise) const;
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void set_epoch_time(Time);
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Duration epoch_time(TimePrecision = TimePrecision::Precise) const;
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void set_epoch_time(Duration);
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time_t ticks_per_second() const;
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static Time boot_time();
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Time clock_resolution() const;
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static Duration boot_time();
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Duration clock_resolution() const;
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bool is_system_timer(HardwareTimerBase const&) const;
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@ -64,12 +64,12 @@ public:
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bool disable_profile_timer();
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u64 uptime_ms() const;
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static Time now();
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static Duration now();
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// FIXME: Should use AK::Time internally
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// FIXME: Should use AK::Duration internally
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// FIXME: Also, most likely broken, because it does not check m_update[12] for in-progress updates.
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timespec remaining_epoch_time_adjustment() const { return m_remaining_epoch_time_adjustment; }
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// FIXME: Should use AK::Time internally
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// FIXME: Should use AK::Duration internally
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// FIXME: Also, most likely broken, because it does not check m_update[12] for in-progress updates.
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void set_remaining_epoch_time_adjustment(timespec const& adjustment) { m_remaining_epoch_time_adjustment = adjustment; }
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@ -102,7 +102,7 @@ private:
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Atomic<u32> m_update1 { 0 };
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u32 m_ticks_this_second { 0 };
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u64 m_seconds_since_boot { 0 };
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// FIXME: Should use AK::Time internally
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// FIXME: Should use AK::Duration internally
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timespec m_epoch_time { 0, 0 };
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timespec m_remaining_epoch_time_adjustment { 0, 0 };
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Atomic<u32> m_update2 { 0 };
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