kernel: remove relative task registration
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58a4c86797
commit
0bd9a4456c
11 changed files with 67 additions and 33 deletions
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@ -19,13 +19,7 @@ public:
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void Initialize();
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void Finalize();
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s64 GetCount() const {
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return GetTick();
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}
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void RegisterTask(KTimerTask* task, s64 time_from_now) {
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this->RegisterAbsoluteTask(task, GetTick() + time_from_now);
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}
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s64 GetTick() const;
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void RegisterAbsoluteTask(KTimerTask* task, s64 task_time) {
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KScopedDisableDispatch dd{m_kernel};
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@ -42,7 +36,6 @@ private:
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void EnableInterrupt(s64 wakeup_time);
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void DisableInterrupt();
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bool GetInterruptEnabled();
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s64 GetTick() const;
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void DoTask();
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private:
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@ -5,6 +5,7 @@
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#include "common/overflow.h"
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#include "core/core.h"
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#include "core/core_timing.h"
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#include "core/hle/kernel/k_hardware_timer.h"
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#include "core/hle/kernel/k_resource_limit.h"
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#include "core/hle/kernel/svc_results.h"
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@ -15,9 +16,7 @@ KResourceLimit::KResourceLimit(KernelCore& kernel)
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: KAutoObjectWithSlabHeapAndContainer{kernel}, m_lock{m_kernel}, m_cond_var{m_kernel} {}
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KResourceLimit::~KResourceLimit() = default;
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void KResourceLimit::Initialize(const Core::Timing::CoreTiming* core_timing) {
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m_core_timing = core_timing;
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}
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void KResourceLimit::Initialize() {}
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void KResourceLimit::Finalize() {}
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@ -86,7 +85,7 @@ Result KResourceLimit::SetLimitValue(LimitableResource which, s64 value) {
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}
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bool KResourceLimit::Reserve(LimitableResource which, s64 value) {
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return Reserve(which, value, m_core_timing->GetGlobalTimeNs().count() + DefaultTimeout);
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return Reserve(which, value, m_kernel.HardwareTimer().GetTick() + DefaultTimeout);
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}
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bool KResourceLimit::Reserve(LimitableResource which, s64 value, s64 timeout) {
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@ -117,7 +116,7 @@ bool KResourceLimit::Reserve(LimitableResource which, s64 value, s64 timeout) {
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}
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if (m_current_hints[index] + value <= m_limit_values[index] &&
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(timeout < 0 || m_core_timing->GetGlobalTimeNs().count() < timeout)) {
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(timeout < 0 || m_kernel.HardwareTimer().GetTick() < timeout)) {
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m_waiter_count++;
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m_cond_var.Wait(std::addressof(m_lock), timeout, false);
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m_waiter_count--;
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@ -154,7 +153,7 @@ void KResourceLimit::Release(LimitableResource which, s64 value, s64 hint) {
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KResourceLimit* CreateResourceLimitForProcess(Core::System& system, s64 physical_memory_size) {
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auto* resource_limit = KResourceLimit::Create(system.Kernel());
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resource_limit->Initialize(std::addressof(system.CoreTiming()));
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resource_limit->Initialize();
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// Initialize default resource limit values.
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// TODO(bunnei): These values are the system defaults, the limits for service processes are
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@ -31,7 +31,7 @@ public:
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explicit KResourceLimit(KernelCore& kernel);
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~KResourceLimit() override;
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void Initialize(const Core::Timing::CoreTiming* core_timing);
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void Initialize();
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void Finalize() override;
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s64 GetLimitValue(LimitableResource which) const;
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@ -57,7 +57,6 @@ private:
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mutable KLightLock m_lock;
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s32 m_waiter_count{};
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KLightConditionVariable m_cond_var;
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const Core::Timing::CoreTiming* m_core_timing{};
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};
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KResourceLimit* CreateResourceLimitForProcess(Core::System& system, s64 physical_memory_size);
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@ -28,7 +28,7 @@ public:
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~KScopedSchedulerLockAndSleep() {
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// Register the sleep.
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if (m_timeout_tick > 0) {
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m_timer->RegisterTask(m_thread, m_timeout_tick);
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m_timer->RegisterAbsoluteTask(m_thread, m_timeout_tick);
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}
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// Unlock the scheduler.
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@ -231,7 +231,7 @@ struct KernelCore::Impl {
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void InitializeSystemResourceLimit(KernelCore& kernel,
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const Core::Timing::CoreTiming& core_timing) {
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system_resource_limit = KResourceLimit::Create(system.Kernel());
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system_resource_limit->Initialize(&core_timing);
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system_resource_limit->Initialize();
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KResourceLimit::Register(kernel, system_resource_limit);
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const auto sizes{memory_layout->GetTotalAndKernelMemorySizes()};
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@ -2,6 +2,7 @@
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "core/core.h"
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#include "core/hle/kernel/k_hardware_timer.h"
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#include "core/hle/kernel/k_memory_layout.h"
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#include "core/hle/kernel/k_process.h"
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#include "core/hle/kernel/kernel.h"
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@ -52,7 +53,7 @@ Result WaitForAddress(Core::System& system, u64 address, ArbitrationType arb_typ
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if (timeout_ns > 0) {
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const s64 offset_tick(timeout_ns);
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if (offset_tick > 0) {
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timeout = offset_tick + 2;
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timeout = system.Kernel().HardwareTimer().GetTick() + offset_tick + 2;
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if (timeout <= 0) {
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timeout = std::numeric_limits<s64>::max();
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}
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@ -2,6 +2,7 @@
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "core/core.h"
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#include "core/hle/kernel/k_hardware_timer.h"
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#include "core/hle/kernel/k_memory_layout.h"
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#include "core/hle/kernel/k_process.h"
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#include "core/hle/kernel/kernel.h"
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@ -25,7 +26,7 @@ Result WaitProcessWideKeyAtomic(Core::System& system, u64 address, u64 cv_key, u
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if (timeout_ns > 0) {
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const s64 offset_tick(timeout_ns);
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if (offset_tick > 0) {
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timeout = offset_tick + 2;
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timeout = system.Kernel().HardwareTimer().GetTick() + offset_tick + 2;
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if (timeout <= 0) {
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timeout = std::numeric_limits<s64>::max();
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}
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@ -5,6 +5,7 @@
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#include "common/scratch_buffer.h"
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#include "core/core.h"
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#include "core/hle/kernel/k_client_session.h"
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#include "core/hle/kernel/k_hardware_timer.h"
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#include "core/hle/kernel/k_process.h"
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#include "core/hle/kernel/k_server_session.h"
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#include "core/hle/kernel/svc.h"
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@ -82,12 +83,29 @@ Result ReplyAndReceive(Core::System& system, s32* out_index, uint64_t handles_ad
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R_TRY(session->SendReply());
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}
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// Convert the timeout from nanoseconds to ticks.
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// NOTE: Nintendo does not use this conversion logic in WaitSynchronization...
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s64 timeout;
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if (timeout_ns > 0) {
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const s64 offset_tick(timeout_ns);
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if (offset_tick > 0) {
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timeout = kernel.HardwareTimer().GetTick() + offset_tick + 2;
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if (timeout <= 0) {
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timeout = std::numeric_limits<s64>::max();
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}
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} else {
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timeout = std::numeric_limits<s64>::max();
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}
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} else {
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timeout = timeout_ns;
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}
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// Wait for a message.
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while (true) {
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// Wait for an object.
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s32 index;
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Result result = KSynchronizationObject::Wait(kernel, std::addressof(index), objs.data(),
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num_handles, timeout_ns);
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num_handles, timeout);
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if (result == ResultTimedOut) {
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R_RETURN(result);
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}
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@ -21,7 +21,7 @@ Result CreateResourceLimit(Core::System& system, Handle* out_handle) {
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SCOPE_EXIT({ resource_limit->Close(); });
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// Initialize the resource limit.
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resource_limit->Initialize(std::addressof(system.CoreTiming()));
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resource_limit->Initialize();
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// Register the limit.
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KResourceLimit::Register(kernel, resource_limit);
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@ -4,6 +4,7 @@
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#include "common/scope_exit.h"
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#include "common/scratch_buffer.h"
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#include "core/core.h"
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#include "core/hle/kernel/k_hardware_timer.h"
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#include "core/hle/kernel/k_process.h"
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#include "core/hle/kernel/k_readable_event.h"
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#include "core/hle/kernel/svc.h"
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@ -83,9 +84,20 @@ Result WaitSynchronization(Core::System& system, int32_t* out_index, u64 user_ha
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}
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});
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// Convert the timeout from nanoseconds to ticks.
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s64 timeout;
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if (timeout_ns > 0) {
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u64 ticks = kernel.HardwareTimer().GetTick();
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ticks += timeout_ns;
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ticks += 2;
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timeout = ticks;
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} else {
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timeout = timeout_ns;
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}
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// Wait on the objects.
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Result res =
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KSynchronizationObject::Wait(kernel, out_index, objs.data(), num_handles, timeout_ns);
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Result res = KSynchronizationObject::Wait(kernel, out_index, objs.data(), num_handles, timeout);
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R_SUCCEED_IF(res == ResultSessionClosed);
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R_RETURN(res);
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@ -4,6 +4,7 @@
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#include "common/scope_exit.h"
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#include "core/core.h"
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#include "core/core_timing.h"
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#include "core/hle/kernel/k_hardware_timer.h"
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#include "core/hle/kernel/k_process.h"
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#include "core/hle/kernel/k_scoped_resource_reservation.h"
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#include "core/hle/kernel/k_thread.h"
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@ -42,9 +43,9 @@ Result CreateThread(Core::System& system, Handle* out_handle, u64 entry_point, u
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R_UNLESS(process.CheckThreadPriority(priority), ResultInvalidPriority);
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// Reserve a new thread from the process resource limit (waiting up to 100ms).
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KScopedResourceReservation thread_reservation(
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std::addressof(process), LimitableResource::ThreadCountMax, 1,
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system.CoreTiming().GetGlobalTimeNs().count() + 100000000);
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KScopedResourceReservation thread_reservation(std::addressof(process),
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LimitableResource::ThreadCountMax, 1,
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kernel.HardwareTimer().GetTick() + 100000000);
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R_UNLESS(thread_reservation.Succeeded(), ResultLimitReached);
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// Create the thread.
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@ -102,20 +103,31 @@ void ExitThread(Core::System& system) {
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}
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/// Sleep the current thread
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void SleepThread(Core::System& system, s64 nanoseconds) {
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void SleepThread(Core::System& system, s64 ns) {
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auto& kernel = system.Kernel();
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const auto yield_type = static_cast<Svc::YieldType>(nanoseconds);
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const auto yield_type = static_cast<Svc::YieldType>(ns);
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LOG_TRACE(Kernel_SVC, "called nanoseconds={}", nanoseconds);
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LOG_TRACE(Kernel_SVC, "called nanoseconds={}", ns);
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// When the input tick is positive, sleep.
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if (nanoseconds > 0) {
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if (ns > 0) {
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// Convert the timeout from nanoseconds to ticks.
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// NOTE: Nintendo does not use this conversion logic in WaitSynchronization...
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s64 timeout;
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const s64 offset_tick(ns);
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if (offset_tick > 0) {
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timeout = kernel.HardwareTimer().GetTick() + offset_tick + 2;
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if (timeout <= 0) {
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timeout = std::numeric_limits<s64>::max();
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}
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} else {
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timeout = std::numeric_limits<s64>::max();
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}
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// Sleep.
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// NOTE: Nintendo does not check the result of this sleep.
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static_cast<void>(GetCurrentThread(kernel).Sleep(nanoseconds));
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static_cast<void>(GetCurrentThread(kernel).Sleep(timeout));
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} else if (yield_type == Svc::YieldType::WithoutCoreMigration) {
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KScheduler::YieldWithoutCoreMigration(kernel);
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} else if (yield_type == Svc::YieldType::WithCoreMigration) {
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@ -124,7 +136,6 @@ void SleepThread(Core::System& system, s64 nanoseconds) {
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KScheduler::YieldToAnyThread(kernel);
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} else {
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// Nintendo does nothing at all if an otherwise invalid value is passed.
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ASSERT_MSG(false, "Unimplemented sleep yield type '{:016X}'!", nanoseconds);
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}
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}
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